Fred Drake | 38c2ef0 | 2001-07-17 20:52:51 +0000 | [diff] [blame] | 1 | # As a test suite for the os module, this is woefully inadequate, but this |
| 2 | # does add tests for a few functions which have been determined to be more |
Walter Dörwald | f0dfc7a | 2003-10-20 14:01:56 +0000 | [diff] [blame] | 3 | # portable than they had been thought to be. |
Fred Drake | 38c2ef0 | 2001-07-17 20:52:51 +0000 | [diff] [blame] | 4 | |
| 5 | import os |
Benjamin Peterson | 5c6d787 | 2009-02-06 02:40:07 +0000 | [diff] [blame] | 6 | import errno |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 7 | import getpass |
Fred Drake | 38c2ef0 | 2001-07-17 20:52:51 +0000 | [diff] [blame] | 8 | import unittest |
Jeremy Hylton | a7fc21b | 2001-08-20 20:10:01 +0000 | [diff] [blame] | 9 | import warnings |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 10 | import sys |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 11 | import signal |
| 12 | import subprocess |
| 13 | import time |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 14 | import shutil |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 15 | from test import support |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 16 | import contextlib |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 17 | import mmap |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 18 | import platform |
| 19 | import re |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 20 | import uuid |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 21 | import asyncore |
| 22 | import asynchat |
| 23 | import socket |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 24 | import itertools |
| 25 | import stat |
Brett Cannon | efb00c0 | 2012-02-29 18:31:31 -0500 | [diff] [blame] | 26 | import locale |
| 27 | import codecs |
Larry Hastings | a27b83a | 2013-08-08 00:19:50 -0700 | [diff] [blame] | 28 | import decimal |
| 29 | import fractions |
Christian Heimes | 2582762 | 2013-10-12 01:27:08 +0200 | [diff] [blame] | 30 | import pickle |
Victor Stinner | 4d6a3d6 | 2014-12-21 01:16:38 +0100 | [diff] [blame] | 31 | import sysconfig |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 32 | try: |
| 33 | import threading |
| 34 | except ImportError: |
| 35 | threading = None |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 36 | try: |
| 37 | import resource |
| 38 | except ImportError: |
| 39 | resource = None |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 40 | try: |
| 41 | import fcntl |
| 42 | except ImportError: |
| 43 | fcntl = None |
Tim Golden | 0321cf2 | 2014-05-05 19:46:17 +0100 | [diff] [blame] | 44 | try: |
| 45 | import _winapi |
| 46 | except ImportError: |
| 47 | _winapi = None |
Victor Stinner | b28ed92 | 2014-07-11 17:04:41 +0200 | [diff] [blame] | 48 | try: |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 49 | import grp |
| 50 | groups = [g.gr_gid for g in grp.getgrall() if getpass.getuser() in g.gr_mem] |
| 51 | if hasattr(os, 'getgid'): |
| 52 | process_gid = os.getgid() |
| 53 | if process_gid not in groups: |
| 54 | groups.append(process_gid) |
| 55 | except ImportError: |
| 56 | groups = [] |
| 57 | try: |
| 58 | import pwd |
| 59 | all_users = [u.pw_uid for u in pwd.getpwall()] |
| 60 | except ImportError: |
| 61 | all_users = [] |
| 62 | try: |
Victor Stinner | 5c6e6fc | 2014-07-12 11:03:53 +0200 | [diff] [blame] | 63 | from _testcapi import INT_MAX, PY_SSIZE_T_MAX |
Victor Stinner | b28ed92 | 2014-07-11 17:04:41 +0200 | [diff] [blame] | 64 | except ImportError: |
Victor Stinner | 5c6e6fc | 2014-07-12 11:03:53 +0200 | [diff] [blame] | 65 | INT_MAX = PY_SSIZE_T_MAX = sys.maxsize |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 66 | |
Georg Brandl | 2daf6ae | 2012-02-20 19:54:16 +0100 | [diff] [blame] | 67 | from test.script_helper import assert_python_ok |
Fred Drake | 38c2ef0 | 2001-07-17 20:52:51 +0000 | [diff] [blame] | 68 | |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 69 | root_in_posix = False |
| 70 | if hasattr(os, 'geteuid'): |
| 71 | root_in_posix = (os.geteuid() == 0) |
| 72 | |
Victor Stinner | 034d0aa | 2012-06-05 01:22:15 +0200 | [diff] [blame] | 73 | with warnings.catch_warnings(): |
| 74 | warnings.simplefilter("ignore", DeprecationWarning) |
| 75 | os.stat_float_times(True) |
Victor Stinner | 1aa54a4 | 2012-02-08 04:09:37 +0100 | [diff] [blame] | 76 | st = os.stat(__file__) |
| 77 | stat_supports_subsecond = ( |
| 78 | # check if float and int timestamps are different |
| 79 | (st.st_atime != st[7]) |
| 80 | or (st.st_mtime != st[8]) |
| 81 | or (st.st_ctime != st[9])) |
| 82 | |
Mark Dickinson | 7cf0389 | 2010-04-16 13:45:35 +0000 | [diff] [blame] | 83 | # Detect whether we're on a Linux system that uses the (now outdated |
| 84 | # and unmaintained) linuxthreads threading library. There's an issue |
| 85 | # when combining linuxthreads with a failed execv call: see |
| 86 | # http://bugs.python.org/issue4970. |
Victor Stinner | d5c355c | 2011-04-30 14:53:09 +0200 | [diff] [blame] | 87 | if hasattr(sys, 'thread_info') and sys.thread_info.version: |
| 88 | USING_LINUXTHREADS = sys.thread_info.version.startswith("linuxthreads") |
| 89 | else: |
| 90 | USING_LINUXTHREADS = False |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 91 | |
Stefan Krah | ebee49a | 2013-01-17 15:31:00 +0100 | [diff] [blame] | 92 | # Issue #14110: Some tests fail on FreeBSD if the user is in the wheel group. |
| 93 | HAVE_WHEEL_GROUP = sys.platform.startswith('freebsd') and os.getgid() == 0 |
| 94 | |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 95 | # Tests creating TESTFN |
| 96 | class FileTests(unittest.TestCase): |
| 97 | def setUp(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 98 | if os.path.exists(support.TESTFN): |
| 99 | os.unlink(support.TESTFN) |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 100 | tearDown = setUp |
| 101 | |
| 102 | def test_access(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 103 | f = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR) |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 104 | os.close(f) |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 105 | self.assertTrue(os.access(support.TESTFN, os.W_OK)) |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 106 | |
Christian Heimes | fdab48e | 2008-01-20 09:06:41 +0000 | [diff] [blame] | 107 | def test_closerange(self): |
Antoine Pitrou | b9ee06c | 2008-08-16 22:03:17 +0000 | [diff] [blame] | 108 | first = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR) |
| 109 | # We must allocate two consecutive file descriptors, otherwise |
| 110 | # it will mess up other file descriptors (perhaps even the three |
| 111 | # standard ones). |
| 112 | second = os.dup(first) |
| 113 | try: |
| 114 | retries = 0 |
| 115 | while second != first + 1: |
| 116 | os.close(first) |
| 117 | retries += 1 |
| 118 | if retries > 10: |
| 119 | # XXX test skipped |
Benjamin Peterson | fa0d703 | 2009-06-01 22:42:33 +0000 | [diff] [blame] | 120 | self.skipTest("couldn't allocate two consecutive fds") |
Antoine Pitrou | b9ee06c | 2008-08-16 22:03:17 +0000 | [diff] [blame] | 121 | first, second = second, os.dup(second) |
| 122 | finally: |
| 123 | os.close(second) |
Christian Heimes | fdab48e | 2008-01-20 09:06:41 +0000 | [diff] [blame] | 124 | # close a fd that is open, and one that isn't |
Antoine Pitrou | b9ee06c | 2008-08-16 22:03:17 +0000 | [diff] [blame] | 125 | os.closerange(first, first + 2) |
Antoine Pitrou | 9cadb1b | 2008-09-15 23:02:56 +0000 | [diff] [blame] | 126 | self.assertRaises(OSError, os.write, first, b"a") |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 127 | |
Benjamin Peterson | 1cc6df9 | 2010-06-30 17:39:45 +0000 | [diff] [blame] | 128 | @support.cpython_only |
Hirokazu Yamamoto | 4c19e6e | 2008-09-08 23:41:21 +0000 | [diff] [blame] | 129 | def test_rename(self): |
| 130 | path = support.TESTFN |
| 131 | old = sys.getrefcount(path) |
| 132 | self.assertRaises(TypeError, os.rename, path, 0) |
| 133 | new = sys.getrefcount(path) |
| 134 | self.assertEqual(old, new) |
| 135 | |
Antoine Pitrou | 9cadb1b | 2008-09-15 23:02:56 +0000 | [diff] [blame] | 136 | def test_read(self): |
| 137 | with open(support.TESTFN, "w+b") as fobj: |
| 138 | fobj.write(b"spam") |
| 139 | fobj.flush() |
| 140 | fd = fobj.fileno() |
| 141 | os.lseek(fd, 0, 0) |
| 142 | s = os.read(fd, 4) |
| 143 | self.assertEqual(type(s), bytes) |
| 144 | self.assertEqual(s, b"spam") |
| 145 | |
Victor Stinner | 6e1ccfe | 2014-07-11 17:35:06 +0200 | [diff] [blame] | 146 | @support.cpython_only |
Victor Stinner | 5c6e6fc | 2014-07-12 11:03:53 +0200 | [diff] [blame] | 147 | # Skip the test on 32-bit platforms: the number of bytes must fit in a |
| 148 | # Py_ssize_t type |
| 149 | @unittest.skipUnless(INT_MAX < PY_SSIZE_T_MAX, |
| 150 | "needs INT_MAX < PY_SSIZE_T_MAX") |
Victor Stinner | 6e1ccfe | 2014-07-11 17:35:06 +0200 | [diff] [blame] | 151 | @support.bigmemtest(size=INT_MAX + 10, memuse=1, dry_run=False) |
| 152 | def test_large_read(self, size): |
Victor Stinner | b28ed92 | 2014-07-11 17:04:41 +0200 | [diff] [blame] | 153 | with open(support.TESTFN, "wb") as fp: |
| 154 | fp.write(b'test') |
| 155 | self.addCleanup(support.unlink, support.TESTFN) |
| 156 | |
| 157 | # Issue #21932: Make sure that os.read() does not raise an |
| 158 | # OverflowError for size larger than INT_MAX |
Victor Stinner | b28ed92 | 2014-07-11 17:04:41 +0200 | [diff] [blame] | 159 | with open(support.TESTFN, "rb") as fp: |
| 160 | data = os.read(fp.fileno(), size) |
| 161 | |
| 162 | # The test does not try to read more than 2 GB at once because the |
| 163 | # operating system is free to return less bytes than requested. |
| 164 | self.assertEqual(data, b'test') |
| 165 | |
Antoine Pitrou | 9cadb1b | 2008-09-15 23:02:56 +0000 | [diff] [blame] | 166 | def test_write(self): |
| 167 | # os.write() accepts bytes- and buffer-like objects but not strings |
| 168 | fd = os.open(support.TESTFN, os.O_CREAT | os.O_WRONLY) |
| 169 | self.assertRaises(TypeError, os.write, fd, "beans") |
| 170 | os.write(fd, b"bacon\n") |
| 171 | os.write(fd, bytearray(b"eggs\n")) |
| 172 | os.write(fd, memoryview(b"spam\n")) |
| 173 | os.close(fd) |
| 174 | with open(support.TESTFN, "rb") as fobj: |
Antoine Pitrou | d62269f | 2008-09-15 23:54:52 +0000 | [diff] [blame] | 175 | self.assertEqual(fobj.read().splitlines(), |
| 176 | [b"bacon", b"eggs", b"spam"]) |
Antoine Pitrou | 9cadb1b | 2008-09-15 23:02:56 +0000 | [diff] [blame] | 177 | |
Victor Stinner | e0daff1 | 2011-03-20 23:36:35 +0100 | [diff] [blame] | 178 | def write_windows_console(self, *args): |
| 179 | retcode = subprocess.call(args, |
| 180 | # use a new console to not flood the test output |
| 181 | creationflags=subprocess.CREATE_NEW_CONSOLE, |
| 182 | # use a shell to hide the console window (SW_HIDE) |
| 183 | shell=True) |
| 184 | self.assertEqual(retcode, 0) |
| 185 | |
| 186 | @unittest.skipUnless(sys.platform == 'win32', |
| 187 | 'test specific to the Windows console') |
| 188 | def test_write_windows_console(self): |
| 189 | # Issue #11395: the Windows console returns an error (12: not enough |
| 190 | # space error) on writing into stdout if stdout mode is binary and the |
| 191 | # length is greater than 66,000 bytes (or less, depending on heap |
| 192 | # usage). |
| 193 | code = "print('x' * 100000)" |
| 194 | self.write_windows_console(sys.executable, "-c", code) |
| 195 | self.write_windows_console(sys.executable, "-u", "-c", code) |
| 196 | |
Amaury Forgeot d'Arc | e2e36ba | 2008-08-01 00:14:22 +0000 | [diff] [blame] | 197 | def fdopen_helper(self, *args): |
| 198 | fd = os.open(support.TESTFN, os.O_RDONLY) |
Victor Stinner | bef7fdf | 2011-07-01 13:45:30 +0200 | [diff] [blame] | 199 | f = os.fdopen(fd, *args) |
| 200 | f.close() |
Amaury Forgeot d'Arc | e2e36ba | 2008-08-01 00:14:22 +0000 | [diff] [blame] | 201 | |
| 202 | def test_fdopen(self): |
Victor Stinner | bef7fdf | 2011-07-01 13:45:30 +0200 | [diff] [blame] | 203 | fd = os.open(support.TESTFN, os.O_CREAT|os.O_RDWR) |
| 204 | os.close(fd) |
| 205 | |
Amaury Forgeot d'Arc | e2e36ba | 2008-08-01 00:14:22 +0000 | [diff] [blame] | 206 | self.fdopen_helper() |
| 207 | self.fdopen_helper('r') |
| 208 | self.fdopen_helper('r', 100) |
| 209 | |
Antoine Pitrou | f3b2d88 | 2012-01-30 22:08:52 +0100 | [diff] [blame] | 210 | def test_replace(self): |
| 211 | TESTFN2 = support.TESTFN + ".2" |
| 212 | with open(support.TESTFN, 'w') as f: |
| 213 | f.write("1") |
| 214 | with open(TESTFN2, 'w') as f: |
| 215 | f.write("2") |
| 216 | self.addCleanup(os.unlink, TESTFN2) |
| 217 | os.replace(support.TESTFN, TESTFN2) |
| 218 | self.assertRaises(FileNotFoundError, os.stat, support.TESTFN) |
| 219 | with open(TESTFN2, 'r') as f: |
| 220 | self.assertEqual(f.read(), "1") |
| 221 | |
Victor Stinner | bef7fdf | 2011-07-01 13:45:30 +0200 | [diff] [blame] | 222 | |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 223 | # Test attributes on return values from os.*stat* family. |
| 224 | class StatAttributeTests(unittest.TestCase): |
| 225 | def setUp(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 226 | os.mkdir(support.TESTFN) |
| 227 | self.fname = os.path.join(support.TESTFN, "f1") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 228 | f = open(self.fname, 'wb') |
Guido van Rossum | 26d95c3 | 2007-08-27 23:18:54 +0000 | [diff] [blame] | 229 | f.write(b"ABC") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 230 | f.close() |
Tim Peters | e0c446b | 2001-10-18 21:57:37 +0000 | [diff] [blame] | 231 | |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 232 | def tearDown(self): |
| 233 | os.unlink(self.fname) |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 234 | os.rmdir(support.TESTFN) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 235 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 236 | @unittest.skipUnless(hasattr(os, 'stat'), 'test needs os.stat()') |
Antoine Pitrou | 3842529 | 2010-09-21 18:19:07 +0000 | [diff] [blame] | 237 | def check_stat_attributes(self, fname): |
Antoine Pitrou | 3842529 | 2010-09-21 18:19:07 +0000 | [diff] [blame] | 238 | result = os.stat(fname) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 239 | |
| 240 | # Make sure direct access works |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 241 | self.assertEqual(result[stat.ST_SIZE], 3) |
| 242 | self.assertEqual(result.st_size, 3) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 243 | |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 244 | # Make sure all the attributes are there |
| 245 | members = dir(result) |
| 246 | for name in dir(stat): |
| 247 | if name[:3] == 'ST_': |
| 248 | attr = name.lower() |
Martin v. Löwis | 4d394df | 2005-01-23 09:19:22 +0000 | [diff] [blame] | 249 | if name.endswith("TIME"): |
| 250 | def trunc(x): return int(x) |
| 251 | else: |
| 252 | def trunc(x): return x |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 253 | self.assertEqual(trunc(getattr(result, attr)), |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 254 | result[getattr(stat, name)]) |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 255 | self.assertIn(attr, members) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 256 | |
Larry Hastings | 6fe20b3 | 2012-04-19 15:07:49 -0700 | [diff] [blame] | 257 | # Make sure that the st_?time and st_?time_ns fields roughly agree |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 258 | # (they should always agree up to around tens-of-microseconds) |
Larry Hastings | 6fe20b3 | 2012-04-19 15:07:49 -0700 | [diff] [blame] | 259 | for name in 'st_atime st_mtime st_ctime'.split(): |
| 260 | floaty = int(getattr(result, name) * 100000) |
| 261 | nanosecondy = getattr(result, name + "_ns") // 10000 |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 262 | self.assertAlmostEqual(floaty, nanosecondy, delta=2) |
Larry Hastings | 6fe20b3 | 2012-04-19 15:07:49 -0700 | [diff] [blame] | 263 | |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 264 | try: |
| 265 | result[200] |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 266 | self.fail("No exception raised") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 267 | except IndexError: |
| 268 | pass |
| 269 | |
| 270 | # Make sure that assignment fails |
| 271 | try: |
| 272 | result.st_mode = 1 |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 273 | self.fail("No exception raised") |
Collin Winter | 42dae6a | 2007-03-28 21:44:53 +0000 | [diff] [blame] | 274 | except AttributeError: |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 275 | pass |
| 276 | |
| 277 | try: |
| 278 | result.st_rdev = 1 |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 279 | self.fail("No exception raised") |
Guido van Rossum | 1fff878 | 2001-10-18 21:19:31 +0000 | [diff] [blame] | 280 | except (AttributeError, TypeError): |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 281 | pass |
| 282 | |
| 283 | try: |
| 284 | result.parrot = 1 |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 285 | self.fail("No exception raised") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 286 | except AttributeError: |
| 287 | pass |
| 288 | |
| 289 | # Use the stat_result constructor with a too-short tuple. |
| 290 | try: |
| 291 | result2 = os.stat_result((10,)) |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 292 | self.fail("No exception raised") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 293 | except TypeError: |
| 294 | pass |
| 295 | |
Ezio Melotti | 42da663 | 2011-03-15 05:18:48 +0200 | [diff] [blame] | 296 | # Use the constructor with a too-long tuple. |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 297 | try: |
| 298 | result2 = os.stat_result((0,1,2,3,4,5,6,7,8,9,10,11,12,13,14)) |
| 299 | except TypeError: |
| 300 | pass |
| 301 | |
Antoine Pitrou | 3842529 | 2010-09-21 18:19:07 +0000 | [diff] [blame] | 302 | def test_stat_attributes(self): |
| 303 | self.check_stat_attributes(self.fname) |
| 304 | |
| 305 | def test_stat_attributes_bytes(self): |
| 306 | try: |
| 307 | fname = self.fname.encode(sys.getfilesystemencoding()) |
| 308 | except UnicodeEncodeError: |
| 309 | self.skipTest("cannot encode %a for the filesystem" % self.fname) |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 310 | with warnings.catch_warnings(): |
| 311 | warnings.simplefilter("ignore", DeprecationWarning) |
| 312 | self.check_stat_attributes(fname) |
Tim Peters | e0c446b | 2001-10-18 21:57:37 +0000 | [diff] [blame] | 313 | |
Christian Heimes | 2582762 | 2013-10-12 01:27:08 +0200 | [diff] [blame] | 314 | def test_stat_result_pickle(self): |
| 315 | result = os.stat(self.fname) |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 316 | for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| 317 | p = pickle.dumps(result, proto) |
| 318 | self.assertIn(b'stat_result', p) |
| 319 | if proto < 4: |
| 320 | self.assertIn(b'cos\nstat_result\n', p) |
| 321 | unpickled = pickle.loads(p) |
| 322 | self.assertEqual(result, unpickled) |
Christian Heimes | 2582762 | 2013-10-12 01:27:08 +0200 | [diff] [blame] | 323 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 324 | @unittest.skipUnless(hasattr(os, 'statvfs'), 'test needs os.statvfs()') |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 325 | def test_statvfs_attributes(self): |
Martin v. Löwis | f90ae20 | 2002-06-11 06:22:31 +0000 | [diff] [blame] | 326 | try: |
| 327 | result = os.statvfs(self.fname) |
Guido van Rossum | b940e11 | 2007-01-10 16:19:56 +0000 | [diff] [blame] | 328 | except OSError as e: |
Martin v. Löwis | f90ae20 | 2002-06-11 06:22:31 +0000 | [diff] [blame] | 329 | # On AtheOS, glibc always returns ENOSYS |
Martin v. Löwis | f90ae20 | 2002-06-11 06:22:31 +0000 | [diff] [blame] | 330 | if e.errno == errno.ENOSYS: |
Victor Stinner | 370cb25 | 2013-10-12 01:33:54 +0200 | [diff] [blame] | 331 | self.skipTest('os.statvfs() failed with ENOSYS') |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 332 | |
| 333 | # Make sure direct access works |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 334 | self.assertEqual(result.f_bfree, result[3]) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 335 | |
Brett Cannon | cfaf10c | 2008-05-16 00:45:35 +0000 | [diff] [blame] | 336 | # Make sure all the attributes are there. |
| 337 | members = ('bsize', 'frsize', 'blocks', 'bfree', 'bavail', 'files', |
| 338 | 'ffree', 'favail', 'flag', 'namemax') |
| 339 | for value, member in enumerate(members): |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 340 | self.assertEqual(getattr(result, 'f_' + member), result[value]) |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 341 | |
| 342 | # Make sure that assignment really fails |
| 343 | try: |
| 344 | result.f_bfree = 1 |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 345 | self.fail("No exception raised") |
Collin Winter | 42dae6a | 2007-03-28 21:44:53 +0000 | [diff] [blame] | 346 | except AttributeError: |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 347 | pass |
| 348 | |
| 349 | try: |
| 350 | result.parrot = 1 |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 351 | self.fail("No exception raised") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 352 | except AttributeError: |
| 353 | pass |
| 354 | |
| 355 | # Use the constructor with a too-short tuple. |
| 356 | try: |
| 357 | result2 = os.statvfs_result((10,)) |
Andrew Svetlov | 737fb89 | 2012-12-18 21:14:22 +0200 | [diff] [blame] | 358 | self.fail("No exception raised") |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 359 | except TypeError: |
| 360 | pass |
| 361 | |
Ezio Melotti | 42da663 | 2011-03-15 05:18:48 +0200 | [diff] [blame] | 362 | # Use the constructor with a too-long tuple. |
Guido van Rossum | 98bf58f | 2001-10-18 20:34:25 +0000 | [diff] [blame] | 363 | try: |
| 364 | result2 = os.statvfs_result((0,1,2,3,4,5,6,7,8,9,10,11,12,13,14)) |
| 365 | except TypeError: |
| 366 | pass |
Fred Drake | 38c2ef0 | 2001-07-17 20:52:51 +0000 | [diff] [blame] | 367 | |
Christian Heimes | 2582762 | 2013-10-12 01:27:08 +0200 | [diff] [blame] | 368 | @unittest.skipUnless(hasattr(os, 'statvfs'), |
| 369 | "need os.statvfs()") |
| 370 | def test_statvfs_result_pickle(self): |
| 371 | try: |
| 372 | result = os.statvfs(self.fname) |
| 373 | except OSError as e: |
| 374 | # On AtheOS, glibc always returns ENOSYS |
| 375 | if e.errno == errno.ENOSYS: |
Victor Stinner | 370cb25 | 2013-10-12 01:33:54 +0200 | [diff] [blame] | 376 | self.skipTest('os.statvfs() failed with ENOSYS') |
| 377 | |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 378 | for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| 379 | p = pickle.dumps(result, proto) |
| 380 | self.assertIn(b'statvfs_result', p) |
| 381 | if proto < 4: |
| 382 | self.assertIn(b'cos\nstatvfs_result\n', p) |
| 383 | unpickled = pickle.loads(p) |
| 384 | self.assertEqual(result, unpickled) |
Christian Heimes | 2582762 | 2013-10-12 01:27:08 +0200 | [diff] [blame] | 385 | |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 386 | def test_utime_dir(self): |
| 387 | delta = 1000000 |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 388 | st = os.stat(support.TESTFN) |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 389 | # round to int, because some systems may support sub-second |
| 390 | # time stamps in stat, but not in utime. |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 391 | os.utime(support.TESTFN, (st.st_atime, int(st.st_mtime-delta))) |
| 392 | st2 = os.stat(support.TESTFN) |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 393 | self.assertEqual(st2.st_mtime, int(st.st_mtime-delta)) |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 394 | |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 395 | def _test_utime(self, filename, attr, utime, delta): |
Brian Curtin | 0277aa3 | 2011-11-06 13:50:15 -0600 | [diff] [blame] | 396 | # Issue #13327 removed the requirement to pass None as the |
Brian Curtin | 52fbea1 | 2011-11-06 13:41:17 -0600 | [diff] [blame] | 397 | # second argument. Check that the previous methods of passing |
| 398 | # a time tuple or None work in addition to no argument. |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 399 | st0 = os.stat(filename) |
Brian Curtin | 52fbea1 | 2011-11-06 13:41:17 -0600 | [diff] [blame] | 400 | # Doesn't set anything new, but sets the time tuple way |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 401 | utime(filename, (attr(st0, "st_atime"), attr(st0, "st_mtime"))) |
| 402 | # Setting the time to the time you just read, then reading again, |
| 403 | # should always return exactly the same times. |
| 404 | st1 = os.stat(filename) |
| 405 | self.assertEqual(attr(st0, "st_mtime"), attr(st1, "st_mtime")) |
| 406 | self.assertEqual(attr(st0, "st_atime"), attr(st1, "st_atime")) |
Brian Curtin | 52fbea1 | 2011-11-06 13:41:17 -0600 | [diff] [blame] | 407 | # Set to the current time in the old explicit way. |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 408 | os.utime(filename, None) |
Brian Curtin | 52fbea1 | 2011-11-06 13:41:17 -0600 | [diff] [blame] | 409 | st2 = os.stat(support.TESTFN) |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 410 | # Set to the current time in the new way |
| 411 | os.utime(filename) |
| 412 | st3 = os.stat(filename) |
| 413 | self.assertAlmostEqual(attr(st2, "st_mtime"), attr(st3, "st_mtime"), delta=delta) |
| 414 | |
| 415 | def test_utime(self): |
| 416 | def utime(file, times): |
| 417 | return os.utime(file, times) |
| 418 | self._test_utime(self.fname, getattr, utime, 10) |
| 419 | self._test_utime(support.TESTFN, getattr, utime, 10) |
| 420 | |
| 421 | |
| 422 | def _test_utime_ns(self, set_times_ns, test_dir=True): |
| 423 | def getattr_ns(o, attr): |
| 424 | return getattr(o, attr + "_ns") |
| 425 | ten_s = 10 * 1000 * 1000 * 1000 |
| 426 | self._test_utime(self.fname, getattr_ns, set_times_ns, ten_s) |
| 427 | if test_dir: |
| 428 | self._test_utime(support.TESTFN, getattr_ns, set_times_ns, ten_s) |
| 429 | |
| 430 | def test_utime_ns(self): |
| 431 | def utime_ns(file, times): |
| 432 | return os.utime(file, ns=times) |
| 433 | self._test_utime_ns(utime_ns) |
| 434 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 435 | requires_utime_dir_fd = unittest.skipUnless( |
| 436 | os.utime in os.supports_dir_fd, |
| 437 | "dir_fd support for utime required for this test.") |
| 438 | requires_utime_fd = unittest.skipUnless( |
| 439 | os.utime in os.supports_fd, |
| 440 | "fd support for utime required for this test.") |
| 441 | requires_utime_nofollow_symlinks = unittest.skipUnless( |
| 442 | os.utime in os.supports_follow_symlinks, |
| 443 | "follow_symlinks support for utime required for this test.") |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 444 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 445 | @requires_utime_nofollow_symlinks |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 446 | def test_lutimes_ns(self): |
| 447 | def lutimes_ns(file, times): |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 448 | return os.utime(file, ns=times, follow_symlinks=False) |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 449 | self._test_utime_ns(lutimes_ns) |
| 450 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 451 | @requires_utime_fd |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 452 | def test_futimes_ns(self): |
| 453 | def futimes_ns(file, times): |
| 454 | with open(file, "wb") as f: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 455 | os.utime(f.fileno(), ns=times) |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 456 | self._test_utime_ns(futimes_ns, test_dir=False) |
| 457 | |
| 458 | def _utime_invalid_arguments(self, name, arg): |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 459 | with self.assertRaises(ValueError): |
Larry Hastings | 76ad59b | 2012-05-03 00:30:07 -0700 | [diff] [blame] | 460 | getattr(os, name)(arg, (5, 5), ns=(5, 5)) |
| 461 | |
| 462 | def test_utime_invalid_arguments(self): |
| 463 | self._utime_invalid_arguments('utime', self.fname) |
| 464 | |
Brian Curtin | 52fbea1 | 2011-11-06 13:41:17 -0600 | [diff] [blame] | 465 | |
Victor Stinner | 1aa54a4 | 2012-02-08 04:09:37 +0100 | [diff] [blame] | 466 | @unittest.skipUnless(stat_supports_subsecond, |
| 467 | "os.stat() doesn't has a subsecond resolution") |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 468 | def _test_utime_subsecond(self, set_time_func): |
Victor Stinner | be557de | 2012-02-08 03:01:11 +0100 | [diff] [blame] | 469 | asec, amsec = 1, 901 |
| 470 | atime = asec + amsec * 1e-3 |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 471 | msec, mmsec = 2, 901 |
Victor Stinner | be557de | 2012-02-08 03:01:11 +0100 | [diff] [blame] | 472 | mtime = msec + mmsec * 1e-3 |
| 473 | filename = self.fname |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 474 | os.utime(filename, (0, 0)) |
| 475 | set_time_func(filename, atime, mtime) |
Victor Stinner | 034d0aa | 2012-06-05 01:22:15 +0200 | [diff] [blame] | 476 | with warnings.catch_warnings(): |
| 477 | warnings.simplefilter("ignore", DeprecationWarning) |
| 478 | os.stat_float_times(True) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 479 | st = os.stat(filename) |
| 480 | self.assertAlmostEqual(st.st_atime, atime, places=3) |
| 481 | self.assertAlmostEqual(st.st_mtime, mtime, places=3) |
Victor Stinner | be557de | 2012-02-08 03:01:11 +0100 | [diff] [blame] | 482 | |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 483 | def test_utime_subsecond(self): |
| 484 | def set_time(filename, atime, mtime): |
| 485 | os.utime(filename, (atime, mtime)) |
| 486 | self._test_utime_subsecond(set_time) |
| 487 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 488 | @requires_utime_fd |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 489 | def test_futimes_subsecond(self): |
| 490 | def set_time(filename, atime, mtime): |
| 491 | with open(filename, "wb") as f: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 492 | os.utime(f.fileno(), times=(atime, mtime)) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 493 | self._test_utime_subsecond(set_time) |
| 494 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 495 | @requires_utime_fd |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 496 | def test_futimens_subsecond(self): |
| 497 | def set_time(filename, atime, mtime): |
| 498 | with open(filename, "wb") as f: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 499 | os.utime(f.fileno(), times=(atime, mtime)) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 500 | self._test_utime_subsecond(set_time) |
| 501 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 502 | @requires_utime_dir_fd |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 503 | def test_futimesat_subsecond(self): |
| 504 | def set_time(filename, atime, mtime): |
| 505 | dirname = os.path.dirname(filename) |
| 506 | dirfd = os.open(dirname, os.O_RDONLY) |
| 507 | try: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 508 | os.utime(os.path.basename(filename), dir_fd=dirfd, |
| 509 | times=(atime, mtime)) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 510 | finally: |
| 511 | os.close(dirfd) |
| 512 | self._test_utime_subsecond(set_time) |
| 513 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 514 | @requires_utime_nofollow_symlinks |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 515 | def test_lutimes_subsecond(self): |
| 516 | def set_time(filename, atime, mtime): |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 517 | os.utime(filename, (atime, mtime), follow_symlinks=False) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 518 | self._test_utime_subsecond(set_time) |
| 519 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 520 | @requires_utime_dir_fd |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 521 | def test_utimensat_subsecond(self): |
| 522 | def set_time(filename, atime, mtime): |
| 523 | dirname = os.path.dirname(filename) |
| 524 | dirfd = os.open(dirname, os.O_RDONLY) |
| 525 | try: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 526 | os.utime(os.path.basename(filename), dir_fd=dirfd, |
| 527 | times=(atime, mtime)) |
Victor Stinner | a2f7c00 | 2012-02-08 03:36:25 +0100 | [diff] [blame] | 528 | finally: |
| 529 | os.close(dirfd) |
| 530 | self._test_utime_subsecond(set_time) |
Victor Stinner | be557de | 2012-02-08 03:01:11 +0100 | [diff] [blame] | 531 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 532 | # Restrict tests to Win32, since there is no guarantee other |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 533 | # systems support centiseconds |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 534 | def get_file_system(path): |
| 535 | if sys.platform == 'win32': |
Hirokazu Yamamoto | 5ef6d18 | 2008-08-20 04:17:24 +0000 | [diff] [blame] | 536 | root = os.path.splitdrive(os.path.abspath(path))[0] + '\\' |
Thomas Wouters | 47b49bf | 2007-08-30 22:15:33 +0000 | [diff] [blame] | 537 | import ctypes |
Hirokazu Yamamoto | ca765d5 | 2008-08-20 16:18:19 +0000 | [diff] [blame] | 538 | kernel32 = ctypes.windll.kernel32 |
Hirokazu Yamamoto | 5ef6d18 | 2008-08-20 04:17:24 +0000 | [diff] [blame] | 539 | buf = ctypes.create_unicode_buffer("", 100) |
Hirokazu Yamamoto | ca765d5 | 2008-08-20 16:18:19 +0000 | [diff] [blame] | 540 | if kernel32.GetVolumeInformationW(root, None, 0, None, None, None, buf, len(buf)): |
Thomas Wouters | 47b49bf | 2007-08-30 22:15:33 +0000 | [diff] [blame] | 541 | return buf.value |
| 542 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 543 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 544 | @unittest.skipUnless(get_file_system(support.TESTFN) == "NTFS", |
| 545 | "requires NTFS") |
| 546 | def test_1565150(self): |
| 547 | t1 = 1159195039.25 |
| 548 | os.utime(self.fname, (t1, t1)) |
| 549 | self.assertEqual(os.stat(self.fname).st_mtime, t1) |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 550 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 551 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 552 | @unittest.skipUnless(get_file_system(support.TESTFN) == "NTFS", |
| 553 | "requires NTFS") |
| 554 | def test_large_time(self): |
| 555 | t1 = 5000000000 # some day in 2128 |
| 556 | os.utime(self.fname, (t1, t1)) |
| 557 | self.assertEqual(os.stat(self.fname).st_mtime, t1) |
Amaury Forgeot d'Arc | a251a85 | 2011-01-03 00:19:11 +0000 | [diff] [blame] | 558 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 559 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 560 | def test_1686475(self): |
| 561 | # Verify that an open file can be stat'ed |
| 562 | try: |
| 563 | os.stat(r"c:\pagefile.sys") |
| 564 | except FileNotFoundError: |
Zachary Ware | 101d9e7 | 2013-12-08 00:44:27 -0600 | [diff] [blame] | 565 | self.skipTest(r'c:\pagefile.sys does not exist') |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 566 | except OSError as e: |
| 567 | self.fail("Could not stat pagefile.sys") |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 568 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 569 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 570 | @unittest.skipUnless(hasattr(os, "pipe"), "requires os.pipe()") |
| 571 | def test_15261(self): |
| 572 | # Verify that stat'ing a closed fd does not cause crash |
| 573 | r, w = os.pipe() |
| 574 | try: |
| 575 | os.stat(r) # should not raise error |
| 576 | finally: |
| 577 | os.close(r) |
| 578 | os.close(w) |
| 579 | with self.assertRaises(OSError) as ctx: |
| 580 | os.stat(r) |
| 581 | self.assertEqual(ctx.exception.errno, errno.EBADF) |
Richard Oudkerk | 2240ac1 | 2012-07-06 12:05:32 +0100 | [diff] [blame] | 582 | |
Zachary Ware | 63f277b | 2014-06-19 09:46:37 -0500 | [diff] [blame] | 583 | def check_file_attributes(self, result): |
| 584 | self.assertTrue(hasattr(result, 'st_file_attributes')) |
| 585 | self.assertTrue(isinstance(result.st_file_attributes, int)) |
| 586 | self.assertTrue(0 <= result.st_file_attributes <= 0xFFFFFFFF) |
| 587 | |
| 588 | @unittest.skipUnless(sys.platform == "win32", |
| 589 | "st_file_attributes is Win32 specific") |
| 590 | def test_file_attributes(self): |
| 591 | # test file st_file_attributes (FILE_ATTRIBUTE_DIRECTORY not set) |
| 592 | result = os.stat(self.fname) |
| 593 | self.check_file_attributes(result) |
| 594 | self.assertEqual( |
| 595 | result.st_file_attributes & stat.FILE_ATTRIBUTE_DIRECTORY, |
| 596 | 0) |
| 597 | |
| 598 | # test directory st_file_attributes (FILE_ATTRIBUTE_DIRECTORY set) |
| 599 | result = os.stat(support.TESTFN) |
| 600 | self.check_file_attributes(result) |
| 601 | self.assertEqual( |
| 602 | result.st_file_attributes & stat.FILE_ATTRIBUTE_DIRECTORY, |
| 603 | stat.FILE_ATTRIBUTE_DIRECTORY) |
| 604 | |
Walter Dörwald | 0a6d0ff | 2004-05-31 16:29:04 +0000 | [diff] [blame] | 605 | from test import mapping_tests |
Raymond Hettinger | 2c2d322 | 2003-03-09 07:05:43 +0000 | [diff] [blame] | 606 | |
Walter Dörwald | 0a6d0ff | 2004-05-31 16:29:04 +0000 | [diff] [blame] | 607 | class EnvironTests(mapping_tests.BasicTestMappingProtocol): |
Raymond Hettinger | 2c2d322 | 2003-03-09 07:05:43 +0000 | [diff] [blame] | 608 | """check that os.environ object conform to mapping protocol""" |
Walter Dörwald | 118f931 | 2004-06-02 18:42:25 +0000 | [diff] [blame] | 609 | type2test = None |
Christian Heimes | 9033339 | 2007-11-01 19:08:42 +0000 | [diff] [blame] | 610 | |
Raymond Hettinger | 2c2d322 | 2003-03-09 07:05:43 +0000 | [diff] [blame] | 611 | def setUp(self): |
| 612 | self.__save = dict(os.environ) |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 613 | if os.supports_bytes_environ: |
Victor Stinner | 208d28c | 2010-05-07 00:54:14 +0000 | [diff] [blame] | 614 | self.__saveb = dict(os.environb) |
Christian Heimes | 9033339 | 2007-11-01 19:08:42 +0000 | [diff] [blame] | 615 | for key, value in self._reference().items(): |
| 616 | os.environ[key] = value |
| 617 | |
Raymond Hettinger | 2c2d322 | 2003-03-09 07:05:43 +0000 | [diff] [blame] | 618 | def tearDown(self): |
| 619 | os.environ.clear() |
| 620 | os.environ.update(self.__save) |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 621 | if os.supports_bytes_environ: |
Victor Stinner | 208d28c | 2010-05-07 00:54:14 +0000 | [diff] [blame] | 622 | os.environb.clear() |
| 623 | os.environb.update(self.__saveb) |
Raymond Hettinger | 2c2d322 | 2003-03-09 07:05:43 +0000 | [diff] [blame] | 624 | |
Christian Heimes | 9033339 | 2007-11-01 19:08:42 +0000 | [diff] [blame] | 625 | def _reference(self): |
| 626 | return {"KEY1":"VALUE1", "KEY2":"VALUE2", "KEY3":"VALUE3"} |
| 627 | |
| 628 | def _empty_mapping(self): |
| 629 | os.environ.clear() |
| 630 | return os.environ |
| 631 | |
Martin v. Löwis | 1d11de6 | 2005-01-29 13:29:23 +0000 | [diff] [blame] | 632 | # Bug 1110478 |
Ezio Melotti | c7e139b | 2012-09-26 20:01:34 +0300 | [diff] [blame] | 633 | @unittest.skipUnless(os.path.exists('/bin/sh'), 'requires /bin/sh') |
Martin v. Löwis | 5510f65 | 2005-02-17 21:23:20 +0000 | [diff] [blame] | 634 | def test_update2(self): |
Christian Heimes | 9033339 | 2007-11-01 19:08:42 +0000 | [diff] [blame] | 635 | os.environ.clear() |
Ezio Melotti | c7e139b | 2012-09-26 20:01:34 +0300 | [diff] [blame] | 636 | os.environ.update(HELLO="World") |
| 637 | with os.popen("/bin/sh -c 'echo $HELLO'") as popen: |
| 638 | value = popen.read().strip() |
| 639 | self.assertEqual(value, "World") |
Martin v. Löwis | 1d11de6 | 2005-01-29 13:29:23 +0000 | [diff] [blame] | 640 | |
Ezio Melotti | c7e139b | 2012-09-26 20:01:34 +0300 | [diff] [blame] | 641 | @unittest.skipUnless(os.path.exists('/bin/sh'), 'requires /bin/sh') |
Christian Heimes | 1a13d59 | 2007-11-08 14:16:55 +0000 | [diff] [blame] | 642 | def test_os_popen_iter(self): |
Ezio Melotti | c7e139b | 2012-09-26 20:01:34 +0300 | [diff] [blame] | 643 | with os.popen( |
| 644 | "/bin/sh -c 'echo \"line1\nline2\nline3\"'") as popen: |
| 645 | it = iter(popen) |
| 646 | self.assertEqual(next(it), "line1\n") |
| 647 | self.assertEqual(next(it), "line2\n") |
| 648 | self.assertEqual(next(it), "line3\n") |
| 649 | self.assertRaises(StopIteration, next, it) |
Christian Heimes | 1a13d59 | 2007-11-08 14:16:55 +0000 | [diff] [blame] | 650 | |
Guido van Rossum | 67aca9e | 2007-06-13 21:51:27 +0000 | [diff] [blame] | 651 | # Verify environ keys and values from the OS are of the |
| 652 | # correct str type. |
| 653 | def test_keyvalue_types(self): |
| 654 | for key, val in os.environ.items(): |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 655 | self.assertEqual(type(key), str) |
| 656 | self.assertEqual(type(val), str) |
Guido van Rossum | 67aca9e | 2007-06-13 21:51:27 +0000 | [diff] [blame] | 657 | |
Christian Heimes | 9033339 | 2007-11-01 19:08:42 +0000 | [diff] [blame] | 658 | def test_items(self): |
| 659 | for key, value in self._reference().items(): |
| 660 | self.assertEqual(os.environ.get(key), value) |
| 661 | |
Ezio Melotti | 19e4acf | 2010-02-22 15:59:01 +0000 | [diff] [blame] | 662 | # Issue 7310 |
| 663 | def test___repr__(self): |
| 664 | """Check that the repr() of os.environ looks like environ({...}).""" |
| 665 | env = os.environ |
Victor Stinner | 96f0de9 | 2010-07-29 00:29:00 +0000 | [diff] [blame] | 666 | self.assertEqual(repr(env), 'environ({{{}}})'.format(', '.join( |
| 667 | '{!r}: {!r}'.format(key, value) |
| 668 | for key, value in env.items()))) |
Ezio Melotti | 19e4acf | 2010-02-22 15:59:01 +0000 | [diff] [blame] | 669 | |
Gregory P. Smith | b6e8c7e | 2010-02-27 07:22:22 +0000 | [diff] [blame] | 670 | def test_get_exec_path(self): |
| 671 | defpath_list = os.defpath.split(os.pathsep) |
| 672 | test_path = ['/monty', '/python', '', '/flying/circus'] |
| 673 | test_env = {'PATH': os.pathsep.join(test_path)} |
| 674 | |
| 675 | saved_environ = os.environ |
| 676 | try: |
| 677 | os.environ = dict(test_env) |
| 678 | # Test that defaulting to os.environ works. |
| 679 | self.assertSequenceEqual(test_path, os.get_exec_path()) |
| 680 | self.assertSequenceEqual(test_path, os.get_exec_path(env=None)) |
| 681 | finally: |
| 682 | os.environ = saved_environ |
| 683 | |
| 684 | # No PATH environment variable |
| 685 | self.assertSequenceEqual(defpath_list, os.get_exec_path({})) |
| 686 | # Empty PATH environment variable |
| 687 | self.assertSequenceEqual(('',), os.get_exec_path({'PATH':''})) |
| 688 | # Supplied PATH environment variable |
| 689 | self.assertSequenceEqual(test_path, os.get_exec_path(test_env)) |
| 690 | |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 691 | if os.supports_bytes_environ: |
| 692 | # env cannot contain 'PATH' and b'PATH' keys |
Victor Stinner | 38430e2 | 2010-08-19 17:10:18 +0000 | [diff] [blame] | 693 | try: |
Victor Stinner | 6f35eda | 2010-10-29 00:38:58 +0000 | [diff] [blame] | 694 | # ignore BytesWarning warning |
| 695 | with warnings.catch_warnings(record=True): |
| 696 | mixed_env = {'PATH': '1', b'PATH': b'2'} |
Victor Stinner | 38430e2 | 2010-08-19 17:10:18 +0000 | [diff] [blame] | 697 | except BytesWarning: |
Victor Stinner | 6f35eda | 2010-10-29 00:38:58 +0000 | [diff] [blame] | 698 | # mixed_env cannot be created with python -bb |
Victor Stinner | 38430e2 | 2010-08-19 17:10:18 +0000 | [diff] [blame] | 699 | pass |
| 700 | else: |
| 701 | self.assertRaises(ValueError, os.get_exec_path, mixed_env) |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 702 | |
| 703 | # bytes key and/or value |
| 704 | self.assertSequenceEqual(os.get_exec_path({b'PATH': b'abc'}), |
| 705 | ['abc']) |
| 706 | self.assertSequenceEqual(os.get_exec_path({b'PATH': 'abc'}), |
| 707 | ['abc']) |
| 708 | self.assertSequenceEqual(os.get_exec_path({'PATH': b'abc'}), |
| 709 | ['abc']) |
| 710 | |
| 711 | @unittest.skipUnless(os.supports_bytes_environ, |
| 712 | "os.environb required for this test.") |
Victor Stinner | 84ae118 | 2010-05-06 22:05:07 +0000 | [diff] [blame] | 713 | def test_environb(self): |
| 714 | # os.environ -> os.environb |
| 715 | value = 'euro\u20ac' |
| 716 | try: |
Benjamin Peterson | 180799d | 2010-05-06 22:25:42 +0000 | [diff] [blame] | 717 | value_bytes = value.encode(sys.getfilesystemencoding(), |
| 718 | 'surrogateescape') |
Victor Stinner | 84ae118 | 2010-05-06 22:05:07 +0000 | [diff] [blame] | 719 | except UnicodeEncodeError: |
Benjamin Peterson | 180799d | 2010-05-06 22:25:42 +0000 | [diff] [blame] | 720 | msg = "U+20AC character is not encodable to %s" % ( |
| 721 | sys.getfilesystemencoding(),) |
Benjamin Peterson | 932d3f4 | 2010-05-06 22:26:31 +0000 | [diff] [blame] | 722 | self.skipTest(msg) |
Victor Stinner | 84ae118 | 2010-05-06 22:05:07 +0000 | [diff] [blame] | 723 | os.environ['unicode'] = value |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 724 | self.assertEqual(os.environ['unicode'], value) |
| 725 | self.assertEqual(os.environb[b'unicode'], value_bytes) |
Victor Stinner | 84ae118 | 2010-05-06 22:05:07 +0000 | [diff] [blame] | 726 | |
| 727 | # os.environb -> os.environ |
| 728 | value = b'\xff' |
| 729 | os.environb[b'bytes'] = value |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 730 | self.assertEqual(os.environb[b'bytes'], value) |
Victor Stinner | 84ae118 | 2010-05-06 22:05:07 +0000 | [diff] [blame] | 731 | value_str = value.decode(sys.getfilesystemencoding(), 'surrogateescape') |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 732 | self.assertEqual(os.environ['bytes'], value_str) |
Ezio Melotti | 19e4acf | 2010-02-22 15:59:01 +0000 | [diff] [blame] | 733 | |
Charles-François Natali | 2966f10 | 2011-11-26 11:32:46 +0100 | [diff] [blame] | 734 | # On FreeBSD < 7 and OS X < 10.6, unsetenv() doesn't return a value (issue |
| 735 | # #13415). |
| 736 | @support.requires_freebsd_version(7) |
| 737 | @support.requires_mac_ver(10, 6) |
Victor Stinner | 60b385e | 2011-11-22 22:01:28 +0100 | [diff] [blame] | 738 | def test_unset_error(self): |
| 739 | if sys.platform == "win32": |
| 740 | # an environment variable is limited to 32,767 characters |
| 741 | key = 'x' * 50000 |
Victor Stinner | b3f8268 | 2011-11-22 22:30:19 +0100 | [diff] [blame] | 742 | self.assertRaises(ValueError, os.environ.__delitem__, key) |
Victor Stinner | 60b385e | 2011-11-22 22:01:28 +0100 | [diff] [blame] | 743 | else: |
| 744 | # "=" is not allowed in a variable name |
| 745 | key = 'key=' |
Victor Stinner | b3f8268 | 2011-11-22 22:30:19 +0100 | [diff] [blame] | 746 | self.assertRaises(OSError, os.environ.__delitem__, key) |
Victor Stinner | 60b385e | 2011-11-22 22:01:28 +0100 | [diff] [blame] | 747 | |
Victor Stinner | 6d10139 | 2013-04-14 16:35:04 +0200 | [diff] [blame] | 748 | def test_key_type(self): |
| 749 | missing = 'missingkey' |
| 750 | self.assertNotIn(missing, os.environ) |
| 751 | |
Victor Stinner | 839e5ea | 2013-04-14 16:43:03 +0200 | [diff] [blame] | 752 | with self.assertRaises(KeyError) as cm: |
Victor Stinner | 6d10139 | 2013-04-14 16:35:04 +0200 | [diff] [blame] | 753 | os.environ[missing] |
Victor Stinner | 839e5ea | 2013-04-14 16:43:03 +0200 | [diff] [blame] | 754 | self.assertIs(cm.exception.args[0], missing) |
Victor Stinner | 0c2dd0c | 2013-08-23 19:19:15 +0200 | [diff] [blame] | 755 | self.assertTrue(cm.exception.__suppress_context__) |
Victor Stinner | 6d10139 | 2013-04-14 16:35:04 +0200 | [diff] [blame] | 756 | |
Victor Stinner | 839e5ea | 2013-04-14 16:43:03 +0200 | [diff] [blame] | 757 | with self.assertRaises(KeyError) as cm: |
Victor Stinner | 6d10139 | 2013-04-14 16:35:04 +0200 | [diff] [blame] | 758 | del os.environ[missing] |
Victor Stinner | 839e5ea | 2013-04-14 16:43:03 +0200 | [diff] [blame] | 759 | self.assertIs(cm.exception.args[0], missing) |
Victor Stinner | 0c2dd0c | 2013-08-23 19:19:15 +0200 | [diff] [blame] | 760 | self.assertTrue(cm.exception.__suppress_context__) |
| 761 | |
Victor Stinner | 6d10139 | 2013-04-14 16:35:04 +0200 | [diff] [blame] | 762 | |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 763 | class WalkTests(unittest.TestCase): |
| 764 | """Tests for os.walk().""" |
| 765 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 766 | # Wrapper to hide minor differences between os.walk and os.fwalk |
| 767 | # to tests both functions with the same code base |
| 768 | def walk(self, directory, topdown=True, follow_symlinks=False): |
| 769 | walk_it = os.walk(directory, |
| 770 | topdown=topdown, |
| 771 | followlinks=follow_symlinks) |
| 772 | for root, dirs, files in walk_it: |
| 773 | yield (root, dirs, files) |
| 774 | |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 775 | def setUp(self): |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 776 | join = os.path.join |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 777 | |
| 778 | # Build: |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 779 | # TESTFN/ |
| 780 | # TEST1/ a file kid and two directory kids |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 781 | # tmp1 |
| 782 | # SUB1/ a file kid and a directory kid |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 783 | # tmp2 |
| 784 | # SUB11/ no kids |
| 785 | # SUB2/ a file kid and a dirsymlink kid |
| 786 | # tmp3 |
| 787 | # link/ a symlink to TESTFN.2 |
Hynek Schlawack | 66bfcc1 | 2012-05-15 16:32:21 +0200 | [diff] [blame] | 788 | # broken_link |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 789 | # TEST2/ |
| 790 | # tmp4 a lone file |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 791 | self.walk_path = join(support.TESTFN, "TEST1") |
| 792 | self.sub1_path = join(self.walk_path, "SUB1") |
| 793 | self.sub11_path = join(self.sub1_path, "SUB11") |
| 794 | sub2_path = join(self.walk_path, "SUB2") |
| 795 | tmp1_path = join(self.walk_path, "tmp1") |
| 796 | tmp2_path = join(self.sub1_path, "tmp2") |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 797 | tmp3_path = join(sub2_path, "tmp3") |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 798 | self.link_path = join(sub2_path, "link") |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 799 | t2_path = join(support.TESTFN, "TEST2") |
| 800 | tmp4_path = join(support.TESTFN, "TEST2", "tmp4") |
Hynek Schlawack | 66bfcc1 | 2012-05-15 16:32:21 +0200 | [diff] [blame] | 801 | broken_link_path = join(sub2_path, "broken_link") |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 802 | |
| 803 | # Create stuff. |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 804 | os.makedirs(self.sub11_path) |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 805 | os.makedirs(sub2_path) |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 806 | os.makedirs(t2_path) |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 807 | |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 808 | for path in tmp1_path, tmp2_path, tmp3_path, tmp4_path: |
Alex Martelli | 01c77c6 | 2006-08-24 02:58:11 +0000 | [diff] [blame] | 809 | f = open(path, "w") |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 810 | f.write("I'm " + path + " and proud of it. Blame test_os.\n") |
| 811 | f.close() |
| 812 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 813 | if support.can_symlink(): |
| 814 | os.symlink(os.path.abspath(t2_path), self.link_path) |
| 815 | os.symlink('broken', broken_link_path, True) |
| 816 | self.sub2_tree = (sub2_path, ["link"], ["broken_link", "tmp3"]) |
| 817 | else: |
| 818 | self.sub2_tree = (sub2_path, [], ["tmp3"]) |
| 819 | |
| 820 | def test_walk_topdown(self): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 821 | # Walk top-down. |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 822 | all = list(os.walk(self.walk_path)) |
| 823 | |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 824 | self.assertEqual(len(all), 4) |
| 825 | # We can't know which order SUB1 and SUB2 will appear in. |
| 826 | # Not flipped: TESTFN, SUB1, SUB11, SUB2 |
| 827 | # flipped: TESTFN, SUB2, SUB1, SUB11 |
| 828 | flipped = all[0][1][0] != "SUB1" |
| 829 | all[0][1].sort() |
Hynek Schlawack | c96f5a0 | 2012-05-15 17:55:38 +0200 | [diff] [blame] | 830 | all[3 - 2 * flipped][-1].sort() |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 831 | self.assertEqual(all[0], (self.walk_path, ["SUB1", "SUB2"], ["tmp1"])) |
| 832 | self.assertEqual(all[1 + flipped], (self.sub1_path, ["SUB11"], ["tmp2"])) |
| 833 | self.assertEqual(all[2 + flipped], (self.sub11_path, [], [])) |
| 834 | self.assertEqual(all[3 - 2 * flipped], self.sub2_tree) |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 835 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 836 | def test_walk_prune(self): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 837 | # Prune the search. |
| 838 | all = [] |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 839 | for root, dirs, files in self.walk(self.walk_path): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 840 | all.append((root, dirs, files)) |
| 841 | # Don't descend into SUB1. |
| 842 | if 'SUB1' in dirs: |
| 843 | # Note that this also mutates the dirs we appended to all! |
| 844 | dirs.remove('SUB1') |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 845 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 846 | self.assertEqual(len(all), 2) |
| 847 | self.assertEqual(all[0], |
| 848 | (self.walk_path, ["SUB2"], ["tmp1"])) |
| 849 | |
| 850 | all[1][-1].sort() |
| 851 | self.assertEqual(all[1], self.sub2_tree) |
| 852 | |
| 853 | def test_walk_bottom_up(self): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 854 | # Walk bottom-up. |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 855 | all = list(self.walk(self.walk_path, topdown=False)) |
| 856 | |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 857 | self.assertEqual(len(all), 4) |
| 858 | # We can't know which order SUB1 and SUB2 will appear in. |
| 859 | # Not flipped: SUB11, SUB1, SUB2, TESTFN |
| 860 | # flipped: SUB2, SUB11, SUB1, TESTFN |
| 861 | flipped = all[3][1][0] != "SUB1" |
| 862 | all[3][1].sort() |
Hynek Schlawack | 39bf90d | 2012-05-15 18:40:17 +0200 | [diff] [blame] | 863 | all[2 - 2 * flipped][-1].sort() |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 864 | self.assertEqual(all[3], |
| 865 | (self.walk_path, ["SUB1", "SUB2"], ["tmp1"])) |
| 866 | self.assertEqual(all[flipped], |
| 867 | (self.sub11_path, [], [])) |
| 868 | self.assertEqual(all[flipped + 1], |
| 869 | (self.sub1_path, ["SUB11"], ["tmp2"])) |
| 870 | self.assertEqual(all[2 - 2 * flipped], |
| 871 | self.sub2_tree) |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 872 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 873 | def test_walk_symlink(self): |
| 874 | if not support.can_symlink(): |
| 875 | self.skipTest("need symlink support") |
| 876 | |
| 877 | # Walk, following symlinks. |
| 878 | walk_it = self.walk(self.walk_path, follow_symlinks=True) |
| 879 | for root, dirs, files in walk_it: |
| 880 | if root == self.link_path: |
| 881 | self.assertEqual(dirs, []) |
| 882 | self.assertEqual(files, ["tmp4"]) |
| 883 | break |
| 884 | else: |
| 885 | self.fail("Didn't follow symlink with followlinks=True") |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 886 | |
| 887 | def tearDown(self): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 888 | # Tear everything down. This is a decent use for bottom-up on |
| 889 | # Windows, which doesn't have a recursive delete command. The |
| 890 | # (not so) subtlety is that rmdir will fail unless the dir's |
| 891 | # kids are removed first, so bottom up is essential. |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 892 | for root, dirs, files in os.walk(support.TESTFN, topdown=False): |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 893 | for name in files: |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 894 | os.remove(os.path.join(root, name)) |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 895 | for name in dirs: |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 896 | dirname = os.path.join(root, name) |
| 897 | if not os.path.islink(dirname): |
| 898 | os.rmdir(dirname) |
| 899 | else: |
| 900 | os.remove(dirname) |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 901 | os.rmdir(support.TESTFN) |
Tim Peters | c4e0940 | 2003-04-25 07:11:48 +0000 | [diff] [blame] | 902 | |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 903 | |
| 904 | @unittest.skipUnless(hasattr(os, 'fwalk'), "Test needs os.fwalk()") |
| 905 | class FwalkTests(WalkTests): |
| 906 | """Tests for os.fwalk().""" |
| 907 | |
Victor Stinner | 0561c53 | 2015-03-12 10:28:24 +0100 | [diff] [blame] | 908 | def walk(self, directory, topdown=True, follow_symlinks=False): |
| 909 | walk_it = os.fwalk(directory, |
| 910 | topdown=topdown, |
| 911 | follow_symlinks=follow_symlinks) |
| 912 | for root, dirs, files, root_fd in walk_it: |
| 913 | yield (root, dirs, files) |
| 914 | |
| 915 | |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 916 | def _compare_to_walk(self, walk_kwargs, fwalk_kwargs): |
| 917 | """ |
| 918 | compare with walk() results. |
| 919 | """ |
Larry Hastings | b403806 | 2012-07-15 10:57:38 -0700 | [diff] [blame] | 920 | walk_kwargs = walk_kwargs.copy() |
| 921 | fwalk_kwargs = fwalk_kwargs.copy() |
| 922 | for topdown, follow_symlinks in itertools.product((True, False), repeat=2): |
| 923 | walk_kwargs.update(topdown=topdown, followlinks=follow_symlinks) |
| 924 | fwalk_kwargs.update(topdown=topdown, follow_symlinks=follow_symlinks) |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 925 | |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 926 | expected = {} |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 927 | for root, dirs, files in os.walk(**walk_kwargs): |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 928 | expected[root] = (set(dirs), set(files)) |
| 929 | |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 930 | for root, dirs, files, rootfd in os.fwalk(**fwalk_kwargs): |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 931 | self.assertIn(root, expected) |
| 932 | self.assertEqual(expected[root], (set(dirs), set(files))) |
| 933 | |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 934 | def test_compare_to_walk(self): |
| 935 | kwargs = {'top': support.TESTFN} |
| 936 | self._compare_to_walk(kwargs, kwargs) |
| 937 | |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 938 | def test_dir_fd(self): |
Larry Hastings | c48fe98 | 2012-06-25 04:49:05 -0700 | [diff] [blame] | 939 | try: |
| 940 | fd = os.open(".", os.O_RDONLY) |
| 941 | walk_kwargs = {'top': support.TESTFN} |
| 942 | fwalk_kwargs = walk_kwargs.copy() |
| 943 | fwalk_kwargs['dir_fd'] = fd |
| 944 | self._compare_to_walk(walk_kwargs, fwalk_kwargs) |
| 945 | finally: |
| 946 | os.close(fd) |
| 947 | |
| 948 | def test_yields_correct_dir_fd(self): |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 949 | # check returned file descriptors |
Larry Hastings | b403806 | 2012-07-15 10:57:38 -0700 | [diff] [blame] | 950 | for topdown, follow_symlinks in itertools.product((True, False), repeat=2): |
| 951 | args = support.TESTFN, topdown, None |
| 952 | for root, dirs, files, rootfd in os.fwalk(*args, follow_symlinks=follow_symlinks): |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 953 | # check that the FD is valid |
| 954 | os.fstat(rootfd) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 955 | # redundant check |
| 956 | os.stat(rootfd) |
| 957 | # check that listdir() returns consistent information |
| 958 | self.assertEqual(set(os.listdir(rootfd)), set(dirs) | set(files)) |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 959 | |
| 960 | def test_fd_leak(self): |
| 961 | # Since we're opening a lot of FDs, we must be careful to avoid leaks: |
| 962 | # we both check that calling fwalk() a large number of times doesn't |
| 963 | # yield EMFILE, and that the minimum allocated FD hasn't changed. |
| 964 | minfd = os.dup(1) |
| 965 | os.close(minfd) |
| 966 | for i in range(256): |
| 967 | for x in os.fwalk(support.TESTFN): |
| 968 | pass |
| 969 | newfd = os.dup(1) |
| 970 | self.addCleanup(os.close, newfd) |
| 971 | self.assertEqual(newfd, minfd) |
| 972 | |
| 973 | def tearDown(self): |
| 974 | # cleanup |
| 975 | for root, dirs, files, rootfd in os.fwalk(support.TESTFN, topdown=False): |
| 976 | for name in files: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 977 | os.unlink(name, dir_fd=rootfd) |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 978 | for name in dirs: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 979 | st = os.stat(name, dir_fd=rootfd, follow_symlinks=False) |
Larry Hastings | b698d8e | 2012-06-23 16:55:07 -0700 | [diff] [blame] | 980 | if stat.S_ISDIR(st.st_mode): |
| 981 | os.rmdir(name, dir_fd=rootfd) |
| 982 | else: |
| 983 | os.unlink(name, dir_fd=rootfd) |
Charles-François Natali | 7372b06 | 2012-02-05 15:15:38 +0100 | [diff] [blame] | 984 | os.rmdir(support.TESTFN) |
| 985 | |
| 986 | |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 987 | class MakedirTests(unittest.TestCase): |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 988 | def setUp(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 989 | os.mkdir(support.TESTFN) |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 990 | |
| 991 | def test_makedir(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 992 | base = support.TESTFN |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 993 | path = os.path.join(base, 'dir1', 'dir2', 'dir3') |
| 994 | os.makedirs(path) # Should work |
| 995 | path = os.path.join(base, 'dir1', 'dir2', 'dir3', 'dir4') |
| 996 | os.makedirs(path) |
| 997 | |
| 998 | # Try paths with a '.' in them |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 999 | self.assertRaises(OSError, os.makedirs, os.curdir) |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1000 | path = os.path.join(base, 'dir1', 'dir2', 'dir3', 'dir4', 'dir5', os.curdir) |
| 1001 | os.makedirs(path) |
| 1002 | path = os.path.join(base, 'dir1', os.curdir, 'dir2', 'dir3', 'dir4', |
| 1003 | 'dir5', 'dir6') |
| 1004 | os.makedirs(path) |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1005 | |
Terry Reedy | 5a22b65 | 2010-12-02 07:05:56 +0000 | [diff] [blame] | 1006 | def test_exist_ok_existing_directory(self): |
| 1007 | path = os.path.join(support.TESTFN, 'dir1') |
| 1008 | mode = 0o777 |
| 1009 | old_mask = os.umask(0o022) |
| 1010 | os.makedirs(path, mode) |
| 1011 | self.assertRaises(OSError, os.makedirs, path, mode) |
| 1012 | self.assertRaises(OSError, os.makedirs, path, mode, exist_ok=False) |
Benjamin Peterson | 4717e21 | 2014-04-01 19:17:57 -0400 | [diff] [blame] | 1013 | os.makedirs(path, 0o776, exist_ok=True) |
Terry Reedy | 5a22b65 | 2010-12-02 07:05:56 +0000 | [diff] [blame] | 1014 | os.makedirs(path, mode=mode, exist_ok=True) |
| 1015 | os.umask(old_mask) |
| 1016 | |
Gregory P. Smith | a81c856 | 2012-06-03 14:30:44 -0700 | [diff] [blame] | 1017 | def test_exist_ok_s_isgid_directory(self): |
| 1018 | path = os.path.join(support.TESTFN, 'dir1') |
| 1019 | S_ISGID = stat.S_ISGID |
| 1020 | mode = 0o777 |
| 1021 | old_mask = os.umask(0o022) |
| 1022 | try: |
| 1023 | existing_testfn_mode = stat.S_IMODE( |
| 1024 | os.lstat(support.TESTFN).st_mode) |
Ned Deily | c622f42 | 2012-08-08 20:57:24 -0700 | [diff] [blame] | 1025 | try: |
| 1026 | os.chmod(support.TESTFN, existing_testfn_mode | S_ISGID) |
Ned Deily | 3a2b97e | 2012-08-08 21:03:02 -0700 | [diff] [blame] | 1027 | except PermissionError: |
Ned Deily | c622f42 | 2012-08-08 20:57:24 -0700 | [diff] [blame] | 1028 | raise unittest.SkipTest('Cannot set S_ISGID for dir.') |
Gregory P. Smith | a81c856 | 2012-06-03 14:30:44 -0700 | [diff] [blame] | 1029 | if (os.lstat(support.TESTFN).st_mode & S_ISGID != S_ISGID): |
| 1030 | raise unittest.SkipTest('No support for S_ISGID dir mode.') |
| 1031 | # The os should apply S_ISGID from the parent dir for us, but |
| 1032 | # this test need not depend on that behavior. Be explicit. |
| 1033 | os.makedirs(path, mode | S_ISGID) |
| 1034 | # http://bugs.python.org/issue14992 |
| 1035 | # Should not fail when the bit is already set. |
| 1036 | os.makedirs(path, mode, exist_ok=True) |
| 1037 | # remove the bit. |
| 1038 | os.chmod(path, stat.S_IMODE(os.lstat(path).st_mode) & ~S_ISGID) |
Benjamin Peterson | ee5f1c1 | 2014-04-01 19:13:18 -0400 | [diff] [blame] | 1039 | # May work even when the bit is not already set when demanded. |
| 1040 | os.makedirs(path, mode | S_ISGID, exist_ok=True) |
Gregory P. Smith | a81c856 | 2012-06-03 14:30:44 -0700 | [diff] [blame] | 1041 | finally: |
| 1042 | os.umask(old_mask) |
Terry Reedy | 5a22b65 | 2010-12-02 07:05:56 +0000 | [diff] [blame] | 1043 | |
| 1044 | def test_exist_ok_existing_regular_file(self): |
| 1045 | base = support.TESTFN |
| 1046 | path = os.path.join(support.TESTFN, 'dir1') |
| 1047 | f = open(path, 'w') |
| 1048 | f.write('abc') |
| 1049 | f.close() |
| 1050 | self.assertRaises(OSError, os.makedirs, path) |
| 1051 | self.assertRaises(OSError, os.makedirs, path, exist_ok=False) |
| 1052 | self.assertRaises(OSError, os.makedirs, path, exist_ok=True) |
| 1053 | os.remove(path) |
| 1054 | |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1055 | def tearDown(self): |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 1056 | path = os.path.join(support.TESTFN, 'dir1', 'dir2', 'dir3', |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1057 | 'dir4', 'dir5', 'dir6') |
| 1058 | # If the tests failed, the bottom-most directory ('../dir6') |
| 1059 | # may not have been created, so we look for the outermost directory |
| 1060 | # that exists. |
Benjamin Peterson | ee8712c | 2008-05-20 21:35:26 +0000 | [diff] [blame] | 1061 | while not os.path.exists(path) and path != support.TESTFN: |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1062 | path = os.path.dirname(path) |
| 1063 | |
| 1064 | os.removedirs(path) |
| 1065 | |
Andrew Svetlov | 405faed | 2012-12-25 12:18:09 +0200 | [diff] [blame] | 1066 | |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 1067 | @unittest.skipUnless(hasattr(os, 'chown'), "Test needs chown") |
| 1068 | class ChownFileTests(unittest.TestCase): |
| 1069 | |
| 1070 | def setUpClass(): |
| 1071 | os.mkdir(support.TESTFN) |
| 1072 | |
| 1073 | def test_chown_uid_gid_arguments_must_be_index(self): |
| 1074 | stat = os.stat(support.TESTFN) |
| 1075 | uid = stat.st_uid |
| 1076 | gid = stat.st_gid |
| 1077 | for value in (-1.0, -1j, decimal.Decimal(-1), fractions.Fraction(-2, 2)): |
| 1078 | self.assertRaises(TypeError, os.chown, support.TESTFN, value, gid) |
| 1079 | self.assertRaises(TypeError, os.chown, support.TESTFN, uid, value) |
| 1080 | self.assertIsNone(os.chown(support.TESTFN, uid, gid)) |
| 1081 | self.assertIsNone(os.chown(support.TESTFN, -1, -1)) |
| 1082 | |
| 1083 | @unittest.skipUnless(len(groups) > 1, "test needs more than one group") |
| 1084 | def test_chown(self): |
| 1085 | gid_1, gid_2 = groups[:2] |
| 1086 | uid = os.stat(support.TESTFN).st_uid |
| 1087 | os.chown(support.TESTFN, uid, gid_1) |
| 1088 | gid = os.stat(support.TESTFN).st_gid |
| 1089 | self.assertEqual(gid, gid_1) |
| 1090 | os.chown(support.TESTFN, uid, gid_2) |
| 1091 | gid = os.stat(support.TESTFN).st_gid |
| 1092 | self.assertEqual(gid, gid_2) |
| 1093 | |
| 1094 | @unittest.skipUnless(root_in_posix and len(all_users) > 1, |
| 1095 | "test needs root privilege and more than one user") |
| 1096 | def test_chown_with_root(self): |
| 1097 | uid_1, uid_2 = all_users[:2] |
| 1098 | gid = os.stat(support.TESTFN).st_gid |
| 1099 | os.chown(support.TESTFN, uid_1, gid) |
| 1100 | uid = os.stat(support.TESTFN).st_uid |
| 1101 | self.assertEqual(uid, uid_1) |
| 1102 | os.chown(support.TESTFN, uid_2, gid) |
| 1103 | uid = os.stat(support.TESTFN).st_uid |
| 1104 | self.assertEqual(uid, uid_2) |
| 1105 | |
| 1106 | @unittest.skipUnless(not root_in_posix and len(all_users) > 1, |
| 1107 | "test needs non-root account and more than one user") |
| 1108 | def test_chown_without_permission(self): |
| 1109 | uid_1, uid_2 = all_users[:2] |
| 1110 | gid = os.stat(support.TESTFN).st_gid |
Serhiy Storchaka | a9e00d1 | 2015-02-16 08:35:18 +0200 | [diff] [blame] | 1111 | with self.assertRaises(PermissionError): |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 1112 | os.chown(support.TESTFN, uid_1, gid) |
| 1113 | os.chown(support.TESTFN, uid_2, gid) |
| 1114 | |
| 1115 | def tearDownClass(): |
| 1116 | os.rmdir(support.TESTFN) |
| 1117 | |
| 1118 | |
Andrew Svetlov | 405faed | 2012-12-25 12:18:09 +0200 | [diff] [blame] | 1119 | class RemoveDirsTests(unittest.TestCase): |
| 1120 | def setUp(self): |
| 1121 | os.makedirs(support.TESTFN) |
| 1122 | |
| 1123 | def tearDown(self): |
| 1124 | support.rmtree(support.TESTFN) |
| 1125 | |
| 1126 | def test_remove_all(self): |
| 1127 | dira = os.path.join(support.TESTFN, 'dira') |
| 1128 | os.mkdir(dira) |
| 1129 | dirb = os.path.join(dira, 'dirb') |
| 1130 | os.mkdir(dirb) |
| 1131 | os.removedirs(dirb) |
| 1132 | self.assertFalse(os.path.exists(dirb)) |
| 1133 | self.assertFalse(os.path.exists(dira)) |
| 1134 | self.assertFalse(os.path.exists(support.TESTFN)) |
| 1135 | |
| 1136 | def test_remove_partial(self): |
| 1137 | dira = os.path.join(support.TESTFN, 'dira') |
| 1138 | os.mkdir(dira) |
| 1139 | dirb = os.path.join(dira, 'dirb') |
| 1140 | os.mkdir(dirb) |
| 1141 | with open(os.path.join(dira, 'file.txt'), 'w') as f: |
| 1142 | f.write('text') |
| 1143 | os.removedirs(dirb) |
| 1144 | self.assertFalse(os.path.exists(dirb)) |
| 1145 | self.assertTrue(os.path.exists(dira)) |
| 1146 | self.assertTrue(os.path.exists(support.TESTFN)) |
| 1147 | |
| 1148 | def test_remove_nothing(self): |
| 1149 | dira = os.path.join(support.TESTFN, 'dira') |
| 1150 | os.mkdir(dira) |
| 1151 | dirb = os.path.join(dira, 'dirb') |
| 1152 | os.mkdir(dirb) |
| 1153 | with open(os.path.join(dirb, 'file.txt'), 'w') as f: |
| 1154 | f.write('text') |
| 1155 | with self.assertRaises(OSError): |
| 1156 | os.removedirs(dirb) |
| 1157 | self.assertTrue(os.path.exists(dirb)) |
| 1158 | self.assertTrue(os.path.exists(dira)) |
| 1159 | self.assertTrue(os.path.exists(support.TESTFN)) |
| 1160 | |
| 1161 | |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 1162 | class DevNullTests(unittest.TestCase): |
Martin v. Löwis | bdec50f | 2004-06-08 08:29:33 +0000 | [diff] [blame] | 1163 | def test_devnull(self): |
Victor Stinner | a6d2c76 | 2011-06-30 18:20:11 +0200 | [diff] [blame] | 1164 | with open(os.devnull, 'wb') as f: |
| 1165 | f.write(b'hello') |
| 1166 | f.close() |
| 1167 | with open(os.devnull, 'rb') as f: |
| 1168 | self.assertEqual(f.read(), b'') |
Andrew M. Kuchling | b386f6a | 2003-12-23 16:36:11 +0000 | [diff] [blame] | 1169 | |
Andrew Svetlov | 405faed | 2012-12-25 12:18:09 +0200 | [diff] [blame] | 1170 | |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 1171 | class URandomTests(unittest.TestCase): |
Georg Brandl | 2daf6ae | 2012-02-20 19:54:16 +0100 | [diff] [blame] | 1172 | def test_urandom_length(self): |
| 1173 | self.assertEqual(len(os.urandom(0)), 0) |
| 1174 | self.assertEqual(len(os.urandom(1)), 1) |
| 1175 | self.assertEqual(len(os.urandom(10)), 10) |
| 1176 | self.assertEqual(len(os.urandom(100)), 100) |
| 1177 | self.assertEqual(len(os.urandom(1000)), 1000) |
| 1178 | |
| 1179 | def test_urandom_value(self): |
| 1180 | data1 = os.urandom(16) |
| 1181 | data2 = os.urandom(16) |
| 1182 | self.assertNotEqual(data1, data2) |
| 1183 | |
| 1184 | def get_urandom_subprocess(self, count): |
| 1185 | code = '\n'.join(( |
| 1186 | 'import os, sys', |
| 1187 | 'data = os.urandom(%s)' % count, |
| 1188 | 'sys.stdout.buffer.write(data)', |
| 1189 | 'sys.stdout.buffer.flush()')) |
| 1190 | out = assert_python_ok('-c', code) |
| 1191 | stdout = out[1] |
| 1192 | self.assertEqual(len(stdout), 16) |
| 1193 | return stdout |
| 1194 | |
| 1195 | def test_urandom_subprocess(self): |
| 1196 | data1 = self.get_urandom_subprocess(16) |
| 1197 | data2 = self.get_urandom_subprocess(16) |
| 1198 | self.assertNotEqual(data1, data2) |
Martin v. Löwis | dc3883f | 2004-08-29 15:46:35 +0000 | [diff] [blame] | 1199 | |
Victor Stinner | 4d6a3d6 | 2014-12-21 01:16:38 +0100 | [diff] [blame] | 1200 | |
| 1201 | HAVE_GETENTROPY = (sysconfig.get_config_var('HAVE_GETENTROPY') == 1) |
Victor Stinner | 9eb57c5 | 2015-03-19 22:21:49 +0100 | [diff] [blame] | 1202 | HAVE_GETRANDOM = (sysconfig.get_config_var('HAVE_GETRANDOM_SYSCALL') == 1) |
Victor Stinner | 4d6a3d6 | 2014-12-21 01:16:38 +0100 | [diff] [blame] | 1203 | |
| 1204 | @unittest.skipIf(HAVE_GETENTROPY, |
| 1205 | "getentropy() does not use a file descriptor") |
Victor Stinner | 9eb57c5 | 2015-03-19 22:21:49 +0100 | [diff] [blame] | 1206 | @unittest.skipIf(HAVE_GETRANDOM, |
| 1207 | "getrandom() does not use a file descriptor") |
Victor Stinner | 4d6a3d6 | 2014-12-21 01:16:38 +0100 | [diff] [blame] | 1208 | class URandomFDTests(unittest.TestCase): |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 1209 | @unittest.skipUnless(resource, "test requires the resource module") |
| 1210 | def test_urandom_failure(self): |
Antoine Pitrou | eba25ba | 2013-08-24 20:52:27 +0200 | [diff] [blame] | 1211 | # Check urandom() failing when it is not able to open /dev/random. |
| 1212 | # We spawn a new process to make the test more robust (if getrlimit() |
| 1213 | # failed to restore the file descriptor limit after this, the whole |
| 1214 | # test suite would crash; this actually happened on the OS X Tiger |
| 1215 | # buildbot). |
| 1216 | code = """if 1: |
| 1217 | import errno |
| 1218 | import os |
| 1219 | import resource |
| 1220 | |
| 1221 | soft_limit, hard_limit = resource.getrlimit(resource.RLIMIT_NOFILE) |
| 1222 | resource.setrlimit(resource.RLIMIT_NOFILE, (1, hard_limit)) |
| 1223 | try: |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 1224 | os.urandom(16) |
Antoine Pitrou | eba25ba | 2013-08-24 20:52:27 +0200 | [diff] [blame] | 1225 | except OSError as e: |
| 1226 | assert e.errno == errno.EMFILE, e.errno |
| 1227 | else: |
| 1228 | raise AssertionError("OSError not raised") |
| 1229 | """ |
| 1230 | assert_python_ok('-c', code) |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 1231 | |
Antoine Pitrou | e472aea | 2014-04-26 14:33:03 +0200 | [diff] [blame] | 1232 | def test_urandom_fd_closed(self): |
| 1233 | # Issue #21207: urandom() should reopen its fd to /dev/urandom if |
| 1234 | # closed. |
| 1235 | code = """if 1: |
| 1236 | import os |
| 1237 | import sys |
Steve Dower | d5a0be6 | 2015-03-07 21:25:54 -0800 | [diff] [blame] | 1238 | import test.support |
Antoine Pitrou | e472aea | 2014-04-26 14:33:03 +0200 | [diff] [blame] | 1239 | os.urandom(4) |
Steve Dower | d5a0be6 | 2015-03-07 21:25:54 -0800 | [diff] [blame] | 1240 | with test.support.SuppressCrashReport(): |
| 1241 | os.closerange(3, 256) |
Antoine Pitrou | e472aea | 2014-04-26 14:33:03 +0200 | [diff] [blame] | 1242 | sys.stdout.buffer.write(os.urandom(4)) |
| 1243 | """ |
| 1244 | rc, out, err = assert_python_ok('-Sc', code) |
| 1245 | |
| 1246 | def test_urandom_fd_reopened(self): |
| 1247 | # Issue #21207: urandom() should detect its fd to /dev/urandom |
| 1248 | # changed to something else, and reopen it. |
| 1249 | with open(support.TESTFN, 'wb') as f: |
| 1250 | f.write(b"x" * 256) |
| 1251 | self.addCleanup(os.unlink, support.TESTFN) |
| 1252 | code = """if 1: |
| 1253 | import os |
| 1254 | import sys |
Steve Dower | d5a0be6 | 2015-03-07 21:25:54 -0800 | [diff] [blame] | 1255 | import test.support |
Antoine Pitrou | e472aea | 2014-04-26 14:33:03 +0200 | [diff] [blame] | 1256 | os.urandom(4) |
Steve Dower | d5a0be6 | 2015-03-07 21:25:54 -0800 | [diff] [blame] | 1257 | with test.support.SuppressCrashReport(): |
| 1258 | for fd in range(3, 256): |
| 1259 | try: |
| 1260 | os.close(fd) |
| 1261 | except OSError: |
| 1262 | pass |
| 1263 | else: |
| 1264 | # Found the urandom fd (XXX hopefully) |
| 1265 | break |
| 1266 | os.closerange(3, 256) |
Antoine Pitrou | e472aea | 2014-04-26 14:33:03 +0200 | [diff] [blame] | 1267 | with open({TESTFN!r}, 'rb') as f: |
| 1268 | os.dup2(f.fileno(), fd) |
| 1269 | sys.stdout.buffer.write(os.urandom(4)) |
| 1270 | sys.stdout.buffer.write(os.urandom(4)) |
| 1271 | """.format(TESTFN=support.TESTFN) |
| 1272 | rc, out, err = assert_python_ok('-Sc', code) |
| 1273 | self.assertEqual(len(out), 8) |
| 1274 | self.assertNotEqual(out[0:4], out[4:8]) |
| 1275 | rc, out2, err2 = assert_python_ok('-Sc', code) |
| 1276 | self.assertEqual(len(out2), 8) |
| 1277 | self.assertNotEqual(out2, out) |
| 1278 | |
Antoine Pitrou | ec34ab5 | 2013-08-16 20:44:38 +0200 | [diff] [blame] | 1279 | |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1280 | @contextlib.contextmanager |
| 1281 | def _execvpe_mockup(defpath=None): |
| 1282 | """ |
| 1283 | Stubs out execv and execve functions when used as context manager. |
| 1284 | Records exec calls. The mock execv and execve functions always raise an |
| 1285 | exception as they would normally never return. |
| 1286 | """ |
| 1287 | # A list of tuples containing (function name, first arg, args) |
| 1288 | # of calls to execv or execve that have been made. |
| 1289 | calls = [] |
| 1290 | |
| 1291 | def mock_execv(name, *args): |
| 1292 | calls.append(('execv', name, args)) |
| 1293 | raise RuntimeError("execv called") |
| 1294 | |
| 1295 | def mock_execve(name, *args): |
| 1296 | calls.append(('execve', name, args)) |
| 1297 | raise OSError(errno.ENOTDIR, "execve called") |
| 1298 | |
| 1299 | try: |
| 1300 | orig_execv = os.execv |
| 1301 | orig_execve = os.execve |
| 1302 | orig_defpath = os.defpath |
| 1303 | os.execv = mock_execv |
| 1304 | os.execve = mock_execve |
| 1305 | if defpath is not None: |
| 1306 | os.defpath = defpath |
| 1307 | yield calls |
| 1308 | finally: |
| 1309 | os.execv = orig_execv |
| 1310 | os.execve = orig_execve |
| 1311 | os.defpath = orig_defpath |
| 1312 | |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 1313 | class ExecTests(unittest.TestCase): |
Mark Dickinson | 7cf0389 | 2010-04-16 13:45:35 +0000 | [diff] [blame] | 1314 | @unittest.skipIf(USING_LINUXTHREADS, |
| 1315 | "avoid triggering a linuxthreads bug: see issue #4970") |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 1316 | def test_execvpe_with_bad_program(self): |
Mark Dickinson | 7cf0389 | 2010-04-16 13:45:35 +0000 | [diff] [blame] | 1317 | self.assertRaises(OSError, os.execvpe, 'no such app-', |
| 1318 | ['no such app-'], None) |
Guido van Rossum | e7ba495 | 2007-06-06 23:52:48 +0000 | [diff] [blame] | 1319 | |
Thomas Heller | 6790d60 | 2007-08-30 17:15:14 +0000 | [diff] [blame] | 1320 | def test_execvpe_with_bad_arglist(self): |
| 1321 | self.assertRaises(ValueError, os.execvpe, 'notepad', [], None) |
| 1322 | |
Gregory P. Smith | 4ae3777 | 2010-05-08 18:05:46 +0000 | [diff] [blame] | 1323 | @unittest.skipUnless(hasattr(os, '_execvpe'), |
| 1324 | "No internal os._execvpe function to test.") |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1325 | def _test_internal_execvpe(self, test_type): |
| 1326 | program_path = os.sep + 'absolutepath' |
| 1327 | if test_type is bytes: |
| 1328 | program = b'executable' |
| 1329 | fullpath = os.path.join(os.fsencode(program_path), program) |
| 1330 | native_fullpath = fullpath |
| 1331 | arguments = [b'progname', 'arg1', 'arg2'] |
| 1332 | else: |
| 1333 | program = 'executable' |
| 1334 | arguments = ['progname', 'arg1', 'arg2'] |
| 1335 | fullpath = os.path.join(program_path, program) |
| 1336 | if os.name != "nt": |
| 1337 | native_fullpath = os.fsencode(fullpath) |
| 1338 | else: |
| 1339 | native_fullpath = fullpath |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1340 | env = {'spam': 'beans'} |
| 1341 | |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1342 | # test os._execvpe() with an absolute path |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1343 | with _execvpe_mockup() as calls: |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1344 | self.assertRaises(RuntimeError, |
| 1345 | os._execvpe, fullpath, arguments) |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1346 | self.assertEqual(len(calls), 1) |
| 1347 | self.assertEqual(calls[0], ('execv', fullpath, (arguments,))) |
| 1348 | |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1349 | # test os._execvpe() with a relative path: |
| 1350 | # os.get_exec_path() returns defpath |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1351 | with _execvpe_mockup(defpath=program_path) as calls: |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1352 | self.assertRaises(OSError, |
| 1353 | os._execvpe, program, arguments, env=env) |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1354 | self.assertEqual(len(calls), 1) |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1355 | self.assertSequenceEqual(calls[0], |
| 1356 | ('execve', native_fullpath, (arguments, env))) |
| 1357 | |
| 1358 | # test os._execvpe() with a relative path: |
| 1359 | # os.get_exec_path() reads the 'PATH' variable |
| 1360 | with _execvpe_mockup() as calls: |
| 1361 | env_path = env.copy() |
Victor Stinner | 38430e2 | 2010-08-19 17:10:18 +0000 | [diff] [blame] | 1362 | if test_type is bytes: |
| 1363 | env_path[b'PATH'] = program_path |
| 1364 | else: |
| 1365 | env_path['PATH'] = program_path |
Victor Stinner | b745a74 | 2010-05-18 17:17:23 +0000 | [diff] [blame] | 1366 | self.assertRaises(OSError, |
| 1367 | os._execvpe, program, arguments, env=env_path) |
| 1368 | self.assertEqual(len(calls), 1) |
| 1369 | self.assertSequenceEqual(calls[0], |
| 1370 | ('execve', native_fullpath, (arguments, env_path))) |
| 1371 | |
| 1372 | def test_internal_execvpe_str(self): |
| 1373 | self._test_internal_execvpe(str) |
| 1374 | if os.name != "nt": |
| 1375 | self._test_internal_execvpe(bytes) |
Victor Stinner | c2d095f | 2010-05-17 00:14:53 +0000 | [diff] [blame] | 1376 | |
Gregory P. Smith | 4ae3777 | 2010-05-08 18:05:46 +0000 | [diff] [blame] | 1377 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1378 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1379 | class Win32ErrorTests(unittest.TestCase): |
| 1380 | def test_rename(self): |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1381 | self.assertRaises(OSError, os.rename, support.TESTFN, support.TESTFN+".bak") |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1382 | |
| 1383 | def test_remove(self): |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1384 | self.assertRaises(OSError, os.remove, support.TESTFN) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1385 | |
| 1386 | def test_chdir(self): |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1387 | self.assertRaises(OSError, os.chdir, support.TESTFN) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1388 | |
| 1389 | def test_mkdir(self): |
Amaury Forgeot d'Arc | 2fc224f | 2009-02-19 23:23:47 +0000 | [diff] [blame] | 1390 | f = open(support.TESTFN, "w") |
Benjamin Peterson | f91df04 | 2009-02-13 02:50:59 +0000 | [diff] [blame] | 1391 | try: |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1392 | self.assertRaises(OSError, os.mkdir, support.TESTFN) |
Benjamin Peterson | f91df04 | 2009-02-13 02:50:59 +0000 | [diff] [blame] | 1393 | finally: |
| 1394 | f.close() |
Amaury Forgeot d'Arc | 2fc224f | 2009-02-19 23:23:47 +0000 | [diff] [blame] | 1395 | os.unlink(support.TESTFN) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1396 | |
| 1397 | def test_utime(self): |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1398 | self.assertRaises(OSError, os.utime, support.TESTFN, None) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1399 | |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1400 | def test_chmod(self): |
Andrew Svetlov | 2606a6f | 2012-12-19 14:33:35 +0200 | [diff] [blame] | 1401 | self.assertRaises(OSError, os.chmod, support.TESTFN, 0) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1402 | |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1403 | class TestInvalidFD(unittest.TestCase): |
Benjamin Peterson | 05e782f | 2009-01-19 15:15:02 +0000 | [diff] [blame] | 1404 | singles = ["fchdir", "dup", "fdopen", "fdatasync", "fstat", |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1405 | "fstatvfs", "fsync", "tcgetpgrp", "ttyname"] |
| 1406 | #singles.append("close") |
| 1407 | #We omit close because it doesn'r raise an exception on some platforms |
| 1408 | def get_single(f): |
| 1409 | def helper(self): |
Benjamin Peterson | 7522c74 | 2009-01-19 21:00:09 +0000 | [diff] [blame] | 1410 | if hasattr(os, f): |
| 1411 | self.check(getattr(os, f)) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1412 | return helper |
| 1413 | for f in singles: |
| 1414 | locals()["test_"+f] = get_single(f) |
| 1415 | |
Benjamin Peterson | 7522c74 | 2009-01-19 21:00:09 +0000 | [diff] [blame] | 1416 | def check(self, f, *args): |
Benjamin Peterson | 5c6d787 | 2009-02-06 02:40:07 +0000 | [diff] [blame] | 1417 | try: |
| 1418 | f(support.make_bad_fd(), *args) |
| 1419 | except OSError as e: |
| 1420 | self.assertEqual(e.errno, errno.EBADF) |
| 1421 | else: |
| 1422 | self.fail("%r didn't raise a OSError with a bad file descriptor" |
| 1423 | % f) |
Benjamin Peterson | 7522c74 | 2009-01-19 21:00:09 +0000 | [diff] [blame] | 1424 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1425 | @unittest.skipUnless(hasattr(os, 'isatty'), 'test needs os.isatty()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1426 | def test_isatty(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1427 | self.assertEqual(os.isatty(support.make_bad_fd()), False) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1428 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1429 | @unittest.skipUnless(hasattr(os, 'closerange'), 'test needs os.closerange()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1430 | def test_closerange(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1431 | fd = support.make_bad_fd() |
| 1432 | # Make sure none of the descriptors we are about to close are |
| 1433 | # currently valid (issue 6542). |
| 1434 | for i in range(10): |
| 1435 | try: os.fstat(fd+i) |
| 1436 | except OSError: |
| 1437 | pass |
| 1438 | else: |
| 1439 | break |
| 1440 | if i < 2: |
| 1441 | raise unittest.SkipTest( |
| 1442 | "Unable to acquire a range of invalid file descriptors") |
| 1443 | self.assertEqual(os.closerange(fd, fd + i-1), None) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1444 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1445 | @unittest.skipUnless(hasattr(os, 'dup2'), 'test needs os.dup2()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1446 | def test_dup2(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1447 | self.check(os.dup2, 20) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1448 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1449 | @unittest.skipUnless(hasattr(os, 'fchmod'), 'test needs os.fchmod()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1450 | def test_fchmod(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1451 | self.check(os.fchmod, 0) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1452 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1453 | @unittest.skipUnless(hasattr(os, 'fchown'), 'test needs os.fchown()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1454 | def test_fchown(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1455 | self.check(os.fchown, -1, -1) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1456 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1457 | @unittest.skipUnless(hasattr(os, 'fpathconf'), 'test needs os.fpathconf()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1458 | def test_fpathconf(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1459 | self.check(os.pathconf, "PC_NAME_MAX") |
| 1460 | self.check(os.fpathconf, "PC_NAME_MAX") |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1461 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1462 | @unittest.skipUnless(hasattr(os, 'ftruncate'), 'test needs os.ftruncate()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1463 | def test_ftruncate(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1464 | self.check(os.truncate, 0) |
| 1465 | self.check(os.ftruncate, 0) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1466 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1467 | @unittest.skipUnless(hasattr(os, 'lseek'), 'test needs os.lseek()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1468 | def test_lseek(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1469 | self.check(os.lseek, 0, 0) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1470 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1471 | @unittest.skipUnless(hasattr(os, 'read'), 'test needs os.read()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1472 | def test_read(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1473 | self.check(os.read, 1) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1474 | |
Victor Stinner | 57ddf78 | 2014-01-08 15:21:28 +0100 | [diff] [blame] | 1475 | @unittest.skipUnless(hasattr(os, 'readv'), 'test needs os.readv()') |
| 1476 | def test_readv(self): |
| 1477 | buf = bytearray(10) |
| 1478 | self.check(os.readv, [buf]) |
| 1479 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1480 | @unittest.skipUnless(hasattr(os, 'tcsetpgrp'), 'test needs os.tcsetpgrp()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1481 | def test_tcsetpgrpt(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1482 | self.check(os.tcsetpgrp, 0) |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1483 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1484 | @unittest.skipUnless(hasattr(os, 'write'), 'test needs os.write()') |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1485 | def test_write(self): |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1486 | self.check(os.write, b" ") |
Benjamin Peterson | e1cdfd7 | 2009-01-18 21:02:37 +0000 | [diff] [blame] | 1487 | |
Victor Stinner | 57ddf78 | 2014-01-08 15:21:28 +0100 | [diff] [blame] | 1488 | @unittest.skipUnless(hasattr(os, 'writev'), 'test needs os.writev()') |
| 1489 | def test_writev(self): |
| 1490 | self.check(os.writev, [b'abc']) |
| 1491 | |
Victor Stinner | 1db9e7b | 2014-07-29 22:32:47 +0200 | [diff] [blame] | 1492 | def test_inheritable(self): |
| 1493 | self.check(os.get_inheritable) |
| 1494 | self.check(os.set_inheritable, True) |
| 1495 | |
| 1496 | @unittest.skipUnless(hasattr(os, 'get_blocking'), |
| 1497 | 'needs os.get_blocking() and os.set_blocking()') |
| 1498 | def test_blocking(self): |
| 1499 | self.check(os.get_blocking) |
| 1500 | self.check(os.set_blocking, True) |
| 1501 | |
Brian Curtin | 1b9df39 | 2010-11-24 20:24:31 +0000 | [diff] [blame] | 1502 | |
| 1503 | class LinkTests(unittest.TestCase): |
| 1504 | def setUp(self): |
| 1505 | self.file1 = support.TESTFN |
| 1506 | self.file2 = os.path.join(support.TESTFN + "2") |
| 1507 | |
Brian Curtin | c0abc4e | 2010-11-30 23:46:54 +0000 | [diff] [blame] | 1508 | def tearDown(self): |
Brian Curtin | 1b9df39 | 2010-11-24 20:24:31 +0000 | [diff] [blame] | 1509 | for file in (self.file1, self.file2): |
| 1510 | if os.path.exists(file): |
| 1511 | os.unlink(file) |
| 1512 | |
Brian Curtin | 1b9df39 | 2010-11-24 20:24:31 +0000 | [diff] [blame] | 1513 | def _test_link(self, file1, file2): |
| 1514 | with open(file1, "w") as f1: |
| 1515 | f1.write("test") |
| 1516 | |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 1517 | with warnings.catch_warnings(): |
| 1518 | warnings.simplefilter("ignore", DeprecationWarning) |
| 1519 | os.link(file1, file2) |
Brian Curtin | 1b9df39 | 2010-11-24 20:24:31 +0000 | [diff] [blame] | 1520 | with open(file1, "r") as f1, open(file2, "r") as f2: |
| 1521 | self.assertTrue(os.path.sameopenfile(f1.fileno(), f2.fileno())) |
| 1522 | |
| 1523 | def test_link(self): |
| 1524 | self._test_link(self.file1, self.file2) |
| 1525 | |
| 1526 | def test_link_bytes(self): |
| 1527 | self._test_link(bytes(self.file1, sys.getfilesystemencoding()), |
| 1528 | bytes(self.file2, sys.getfilesystemencoding())) |
| 1529 | |
Brian Curtin | f498b75 | 2010-11-30 15:54:04 +0000 | [diff] [blame] | 1530 | def test_unicode_name(self): |
Brian Curtin | 43f0c27 | 2010-11-30 15:40:04 +0000 | [diff] [blame] | 1531 | try: |
Brian Curtin | f498b75 | 2010-11-30 15:54:04 +0000 | [diff] [blame] | 1532 | os.fsencode("\xf1") |
Brian Curtin | 43f0c27 | 2010-11-30 15:40:04 +0000 | [diff] [blame] | 1533 | except UnicodeError: |
| 1534 | raise unittest.SkipTest("Unable to encode for this platform.") |
| 1535 | |
Brian Curtin | f498b75 | 2010-11-30 15:54:04 +0000 | [diff] [blame] | 1536 | self.file1 += "\xf1" |
Brian Curtin | fc889c4 | 2010-11-28 23:59:46 +0000 | [diff] [blame] | 1537 | self.file2 = self.file1 + "2" |
| 1538 | self._test_link(self.file1, self.file2) |
| 1539 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1540 | @unittest.skipIf(sys.platform == "win32", "Posix specific tests") |
| 1541 | class PosixUidGidTests(unittest.TestCase): |
| 1542 | @unittest.skipUnless(hasattr(os, 'setuid'), 'test needs os.setuid()') |
| 1543 | def test_setuid(self): |
| 1544 | if os.getuid() != 0: |
| 1545 | self.assertRaises(OSError, os.setuid, 0) |
| 1546 | self.assertRaises(OverflowError, os.setuid, 1<<32) |
Thomas Wouters | 477c8d5 | 2006-05-27 19:21:47 +0000 | [diff] [blame] | 1547 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1548 | @unittest.skipUnless(hasattr(os, 'setgid'), 'test needs os.setgid()') |
| 1549 | def test_setgid(self): |
| 1550 | if os.getuid() != 0 and not HAVE_WHEEL_GROUP: |
| 1551 | self.assertRaises(OSError, os.setgid, 0) |
| 1552 | self.assertRaises(OverflowError, os.setgid, 1<<32) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1553 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1554 | @unittest.skipUnless(hasattr(os, 'seteuid'), 'test needs os.seteuid()') |
| 1555 | def test_seteuid(self): |
| 1556 | if os.getuid() != 0: |
| 1557 | self.assertRaises(OSError, os.seteuid, 0) |
| 1558 | self.assertRaises(OverflowError, os.seteuid, 1<<32) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1559 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1560 | @unittest.skipUnless(hasattr(os, 'setegid'), 'test needs os.setegid()') |
| 1561 | def test_setegid(self): |
| 1562 | if os.getuid() != 0 and not HAVE_WHEEL_GROUP: |
| 1563 | self.assertRaises(OSError, os.setegid, 0) |
| 1564 | self.assertRaises(OverflowError, os.setegid, 1<<32) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1565 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1566 | @unittest.skipUnless(hasattr(os, 'setreuid'), 'test needs os.setreuid()') |
| 1567 | def test_setreuid(self): |
| 1568 | if os.getuid() != 0: |
| 1569 | self.assertRaises(OSError, os.setreuid, 0, 0) |
| 1570 | self.assertRaises(OverflowError, os.setreuid, 1<<32, 0) |
| 1571 | self.assertRaises(OverflowError, os.setreuid, 0, 1<<32) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1572 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1573 | @unittest.skipUnless(hasattr(os, 'setreuid'), 'test needs os.setreuid()') |
| 1574 | def test_setreuid_neg1(self): |
| 1575 | # Needs to accept -1. We run this in a subprocess to avoid |
| 1576 | # altering the test runner's process state (issue8045). |
| 1577 | subprocess.check_call([ |
| 1578 | sys.executable, '-c', |
| 1579 | 'import os,sys;os.setreuid(-1,-1);sys.exit(0)']) |
Benjamin Peterson | ebe87ba | 2010-03-06 20:34:24 +0000 | [diff] [blame] | 1580 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1581 | @unittest.skipUnless(hasattr(os, 'setregid'), 'test needs os.setregid()') |
| 1582 | def test_setregid(self): |
| 1583 | if os.getuid() != 0 and not HAVE_WHEEL_GROUP: |
| 1584 | self.assertRaises(OSError, os.setregid, 0, 0) |
| 1585 | self.assertRaises(OverflowError, os.setregid, 1<<32, 0) |
| 1586 | self.assertRaises(OverflowError, os.setregid, 0, 1<<32) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1587 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1588 | @unittest.skipUnless(hasattr(os, 'setregid'), 'test needs os.setregid()') |
| 1589 | def test_setregid_neg1(self): |
| 1590 | # Needs to accept -1. We run this in a subprocess to avoid |
| 1591 | # altering the test runner's process state (issue8045). |
| 1592 | subprocess.check_call([ |
| 1593 | sys.executable, '-c', |
| 1594 | 'import os,sys;os.setregid(-1,-1);sys.exit(0)']) |
Benjamin Peterson | ebe87ba | 2010-03-06 20:34:24 +0000 | [diff] [blame] | 1595 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1596 | @unittest.skipIf(sys.platform == "win32", "Posix specific tests") |
| 1597 | class Pep383Tests(unittest.TestCase): |
| 1598 | def setUp(self): |
| 1599 | if support.TESTFN_UNENCODABLE: |
| 1600 | self.dir = support.TESTFN_UNENCODABLE |
| 1601 | elif support.TESTFN_NONASCII: |
| 1602 | self.dir = support.TESTFN_NONASCII |
| 1603 | else: |
| 1604 | self.dir = support.TESTFN |
| 1605 | self.bdir = os.fsencode(self.dir) |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1606 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1607 | bytesfn = [] |
| 1608 | def add_filename(fn): |
Victor Stinner | d91df1a | 2010-08-18 10:56:19 +0000 | [diff] [blame] | 1609 | try: |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1610 | fn = os.fsencode(fn) |
| 1611 | except UnicodeEncodeError: |
| 1612 | return |
| 1613 | bytesfn.append(fn) |
| 1614 | add_filename(support.TESTFN_UNICODE) |
| 1615 | if support.TESTFN_UNENCODABLE: |
| 1616 | add_filename(support.TESTFN_UNENCODABLE) |
| 1617 | if support.TESTFN_NONASCII: |
| 1618 | add_filename(support.TESTFN_NONASCII) |
| 1619 | if not bytesfn: |
| 1620 | self.skipTest("couldn't create any non-ascii filename") |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1621 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1622 | self.unicodefn = set() |
| 1623 | os.mkdir(self.dir) |
| 1624 | try: |
| 1625 | for fn in bytesfn: |
| 1626 | support.create_empty_file(os.path.join(self.bdir, fn)) |
| 1627 | fn = os.fsdecode(fn) |
| 1628 | if fn in self.unicodefn: |
| 1629 | raise ValueError("duplicate filename") |
| 1630 | self.unicodefn.add(fn) |
| 1631 | except: |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1632 | shutil.rmtree(self.dir) |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1633 | raise |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1634 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1635 | def tearDown(self): |
| 1636 | shutil.rmtree(self.dir) |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1637 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1638 | def test_listdir(self): |
| 1639 | expected = self.unicodefn |
| 1640 | found = set(os.listdir(self.dir)) |
| 1641 | self.assertEqual(found, expected) |
| 1642 | # test listdir without arguments |
| 1643 | current_directory = os.getcwd() |
| 1644 | try: |
| 1645 | os.chdir(os.sep) |
| 1646 | self.assertEqual(set(os.listdir()), set(os.listdir(os.sep))) |
| 1647 | finally: |
| 1648 | os.chdir(current_directory) |
Martin v. Löwis | 011e842 | 2009-05-05 04:43:17 +0000 | [diff] [blame] | 1649 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1650 | def test_open(self): |
| 1651 | for fn in self.unicodefn: |
| 1652 | f = open(os.path.join(self.dir, fn), 'rb') |
| 1653 | f.close() |
Victor Stinner | e4110dc | 2013-01-01 23:05:55 +0100 | [diff] [blame] | 1654 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 1655 | @unittest.skipUnless(hasattr(os, 'statvfs'), |
| 1656 | "need os.statvfs()") |
| 1657 | def test_statvfs(self): |
| 1658 | # issue #9645 |
| 1659 | for fn in self.unicodefn: |
| 1660 | # should not fail with file not found error |
| 1661 | fullname = os.path.join(self.dir, fn) |
| 1662 | os.statvfs(fullname) |
| 1663 | |
| 1664 | def test_stat(self): |
| 1665 | for fn in self.unicodefn: |
| 1666 | os.stat(os.path.join(self.dir, fn)) |
Benjamin Peterson | ef3e4c2 | 2009-04-11 19:48:14 +0000 | [diff] [blame] | 1667 | |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1668 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 1669 | class Win32KillTests(unittest.TestCase): |
Brian Curtin | c3acbc3 | 2010-05-28 16:08:40 +0000 | [diff] [blame] | 1670 | def _kill(self, sig): |
| 1671 | # Start sys.executable as a subprocess and communicate from the |
| 1672 | # subprocess to the parent that the interpreter is ready. When it |
| 1673 | # becomes ready, send *sig* via os.kill to the subprocess and check |
| 1674 | # that the return code is equal to *sig*. |
| 1675 | import ctypes |
| 1676 | from ctypes import wintypes |
| 1677 | import msvcrt |
| 1678 | |
| 1679 | # Since we can't access the contents of the process' stdout until the |
| 1680 | # process has exited, use PeekNamedPipe to see what's inside stdout |
| 1681 | # without waiting. This is done so we can tell that the interpreter |
| 1682 | # is started and running at a point where it could handle a signal. |
| 1683 | PeekNamedPipe = ctypes.windll.kernel32.PeekNamedPipe |
| 1684 | PeekNamedPipe.restype = wintypes.BOOL |
| 1685 | PeekNamedPipe.argtypes = (wintypes.HANDLE, # Pipe handle |
| 1686 | ctypes.POINTER(ctypes.c_char), # stdout buf |
| 1687 | wintypes.DWORD, # Buffer size |
| 1688 | ctypes.POINTER(wintypes.DWORD), # bytes read |
| 1689 | ctypes.POINTER(wintypes.DWORD), # bytes avail |
| 1690 | ctypes.POINTER(wintypes.DWORD)) # bytes left |
| 1691 | msg = "running" |
| 1692 | proc = subprocess.Popen([sys.executable, "-c", |
| 1693 | "import sys;" |
| 1694 | "sys.stdout.write('{}');" |
| 1695 | "sys.stdout.flush();" |
| 1696 | "input()".format(msg)], |
| 1697 | stdout=subprocess.PIPE, |
| 1698 | stderr=subprocess.PIPE, |
| 1699 | stdin=subprocess.PIPE) |
Brian Curtin | 43ec577 | 2010-11-05 15:17:11 +0000 | [diff] [blame] | 1700 | self.addCleanup(proc.stdout.close) |
| 1701 | self.addCleanup(proc.stderr.close) |
| 1702 | self.addCleanup(proc.stdin.close) |
Brian Curtin | c3acbc3 | 2010-05-28 16:08:40 +0000 | [diff] [blame] | 1703 | |
| 1704 | count, max = 0, 100 |
| 1705 | while count < max and proc.poll() is None: |
| 1706 | # Create a string buffer to store the result of stdout from the pipe |
| 1707 | buf = ctypes.create_string_buffer(len(msg)) |
| 1708 | # Obtain the text currently in proc.stdout |
| 1709 | # Bytes read/avail/left are left as NULL and unused |
| 1710 | rslt = PeekNamedPipe(msvcrt.get_osfhandle(proc.stdout.fileno()), |
| 1711 | buf, ctypes.sizeof(buf), None, None, None) |
| 1712 | self.assertNotEqual(rslt, 0, "PeekNamedPipe failed") |
| 1713 | if buf.value: |
| 1714 | self.assertEqual(msg, buf.value.decode()) |
| 1715 | break |
| 1716 | time.sleep(0.1) |
| 1717 | count += 1 |
| 1718 | else: |
| 1719 | self.fail("Did not receive communication from the subprocess") |
| 1720 | |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1721 | os.kill(proc.pid, sig) |
| 1722 | self.assertEqual(proc.wait(), sig) |
| 1723 | |
| 1724 | def test_kill_sigterm(self): |
| 1725 | # SIGTERM doesn't mean anything special, but make sure it works |
Brian Curtin | c3acbc3 | 2010-05-28 16:08:40 +0000 | [diff] [blame] | 1726 | self._kill(signal.SIGTERM) |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1727 | |
| 1728 | def test_kill_int(self): |
| 1729 | # os.kill on Windows can take an int which gets set as the exit code |
Brian Curtin | c3acbc3 | 2010-05-28 16:08:40 +0000 | [diff] [blame] | 1730 | self._kill(100) |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1731 | |
| 1732 | def _kill_with_event(self, event, name): |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1733 | tagname = "test_os_%s" % uuid.uuid1() |
| 1734 | m = mmap.mmap(-1, 1, tagname) |
| 1735 | m[0] = 0 |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1736 | # Run a script which has console control handling enabled. |
| 1737 | proc = subprocess.Popen([sys.executable, |
| 1738 | os.path.join(os.path.dirname(__file__), |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1739 | "win_console_handler.py"), tagname], |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1740 | creationflags=subprocess.CREATE_NEW_PROCESS_GROUP) |
| 1741 | # Let the interpreter startup before we send signals. See #3137. |
Hirokazu Yamamoto | 8e9fe9f | 2010-12-05 02:41:46 +0000 | [diff] [blame] | 1742 | count, max = 0, 100 |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1743 | while count < max and proc.poll() is None: |
Brian Curtin | f668df5 | 2010-10-15 14:21:06 +0000 | [diff] [blame] | 1744 | if m[0] == 1: |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1745 | break |
Hirokazu Yamamoto | 8e9fe9f | 2010-12-05 02:41:46 +0000 | [diff] [blame] | 1746 | time.sleep(0.1) |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1747 | count += 1 |
| 1748 | else: |
Hirokazu Yamamoto | 8e9fe9f | 2010-12-05 02:41:46 +0000 | [diff] [blame] | 1749 | # Forcefully kill the process if we weren't able to signal it. |
| 1750 | os.kill(proc.pid, signal.SIGINT) |
Hirokazu Yamamoto | 54c950f | 2010-10-08 08:38:15 +0000 | [diff] [blame] | 1751 | self.fail("Subprocess didn't finish initialization") |
Brian Curtin | eb24d74 | 2010-04-12 17:16:38 +0000 | [diff] [blame] | 1752 | os.kill(proc.pid, event) |
| 1753 | # proc.send_signal(event) could also be done here. |
| 1754 | # Allow time for the signal to be passed and the process to exit. |
| 1755 | time.sleep(0.5) |
| 1756 | if not proc.poll(): |
| 1757 | # Forcefully kill the process if we weren't able to signal it. |
| 1758 | os.kill(proc.pid, signal.SIGINT) |
| 1759 | self.fail("subprocess did not stop on {}".format(name)) |
| 1760 | |
| 1761 | @unittest.skip("subprocesses aren't inheriting CTRL+C property") |
| 1762 | def test_CTRL_C_EVENT(self): |
| 1763 | from ctypes import wintypes |
| 1764 | import ctypes |
| 1765 | |
| 1766 | # Make a NULL value by creating a pointer with no argument. |
| 1767 | NULL = ctypes.POINTER(ctypes.c_int)() |
| 1768 | SetConsoleCtrlHandler = ctypes.windll.kernel32.SetConsoleCtrlHandler |
| 1769 | SetConsoleCtrlHandler.argtypes = (ctypes.POINTER(ctypes.c_int), |
| 1770 | wintypes.BOOL) |
| 1771 | SetConsoleCtrlHandler.restype = wintypes.BOOL |
| 1772 | |
| 1773 | # Calling this with NULL and FALSE causes the calling process to |
| 1774 | # handle CTRL+C, rather than ignore it. This property is inherited |
| 1775 | # by subprocesses. |
| 1776 | SetConsoleCtrlHandler(NULL, 0) |
| 1777 | |
| 1778 | self._kill_with_event(signal.CTRL_C_EVENT, "CTRL_C_EVENT") |
| 1779 | |
| 1780 | def test_CTRL_BREAK_EVENT(self): |
| 1781 | self._kill_with_event(signal.CTRL_BREAK_EVENT, "CTRL_BREAK_EVENT") |
| 1782 | |
| 1783 | |
Brian Curtin | d40e6f7 | 2010-07-08 21:39:08 +0000 | [diff] [blame] | 1784 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
Tim Golden | 781bbeb | 2013-10-25 20:24:06 +0100 | [diff] [blame] | 1785 | class Win32ListdirTests(unittest.TestCase): |
| 1786 | """Test listdir on Windows.""" |
| 1787 | |
| 1788 | def setUp(self): |
| 1789 | self.created_paths = [] |
| 1790 | for i in range(2): |
| 1791 | dir_name = 'SUB%d' % i |
| 1792 | dir_path = os.path.join(support.TESTFN, dir_name) |
| 1793 | file_name = 'FILE%d' % i |
| 1794 | file_path = os.path.join(support.TESTFN, file_name) |
| 1795 | os.makedirs(dir_path) |
| 1796 | with open(file_path, 'w') as f: |
| 1797 | f.write("I'm %s and proud of it. Blame test_os.\n" % file_path) |
| 1798 | self.created_paths.extend([dir_name, file_name]) |
| 1799 | self.created_paths.sort() |
| 1800 | |
| 1801 | def tearDown(self): |
| 1802 | shutil.rmtree(support.TESTFN) |
| 1803 | |
| 1804 | def test_listdir_no_extended_path(self): |
| 1805 | """Test when the path is not an "extended" path.""" |
| 1806 | # unicode |
| 1807 | self.assertEqual( |
| 1808 | sorted(os.listdir(support.TESTFN)), |
| 1809 | self.created_paths) |
| 1810 | # bytes |
| 1811 | self.assertEqual( |
| 1812 | sorted(os.listdir(os.fsencode(support.TESTFN))), |
| 1813 | [os.fsencode(path) for path in self.created_paths]) |
| 1814 | |
| 1815 | def test_listdir_extended_path(self): |
| 1816 | """Test when the path starts with '\\\\?\\'.""" |
Tim Golden | 1cc3540 | 2013-10-25 21:26:06 +0100 | [diff] [blame] | 1817 | # See: http://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx#maxpath |
Tim Golden | 781bbeb | 2013-10-25 20:24:06 +0100 | [diff] [blame] | 1818 | # unicode |
| 1819 | path = '\\\\?\\' + os.path.abspath(support.TESTFN) |
| 1820 | self.assertEqual( |
| 1821 | sorted(os.listdir(path)), |
| 1822 | self.created_paths) |
| 1823 | # bytes |
| 1824 | path = b'\\\\?\\' + os.fsencode(os.path.abspath(support.TESTFN)) |
| 1825 | self.assertEqual( |
| 1826 | sorted(os.listdir(path)), |
| 1827 | [os.fsencode(path) for path in self.created_paths]) |
| 1828 | |
| 1829 | |
| 1830 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
Brian Curtin | 3b4499c | 2010-12-28 14:31:47 +0000 | [diff] [blame] | 1831 | @support.skip_unless_symlink |
Brian Curtin | d40e6f7 | 2010-07-08 21:39:08 +0000 | [diff] [blame] | 1832 | class Win32SymlinkTests(unittest.TestCase): |
| 1833 | filelink = 'filelinktest' |
| 1834 | filelink_target = os.path.abspath(__file__) |
| 1835 | dirlink = 'dirlinktest' |
| 1836 | dirlink_target = os.path.dirname(filelink_target) |
| 1837 | missing_link = 'missing link' |
| 1838 | |
| 1839 | def setUp(self): |
| 1840 | assert os.path.exists(self.dirlink_target) |
| 1841 | assert os.path.exists(self.filelink_target) |
| 1842 | assert not os.path.exists(self.dirlink) |
| 1843 | assert not os.path.exists(self.filelink) |
| 1844 | assert not os.path.exists(self.missing_link) |
| 1845 | |
| 1846 | def tearDown(self): |
| 1847 | if os.path.exists(self.filelink): |
| 1848 | os.remove(self.filelink) |
| 1849 | if os.path.exists(self.dirlink): |
| 1850 | os.rmdir(self.dirlink) |
| 1851 | if os.path.lexists(self.missing_link): |
| 1852 | os.remove(self.missing_link) |
| 1853 | |
| 1854 | def test_directory_link(self): |
Jason R. Coombs | 3a09286 | 2013-05-27 23:21:28 -0400 | [diff] [blame] | 1855 | os.symlink(self.dirlink_target, self.dirlink) |
Brian Curtin | d40e6f7 | 2010-07-08 21:39:08 +0000 | [diff] [blame] | 1856 | self.assertTrue(os.path.exists(self.dirlink)) |
| 1857 | self.assertTrue(os.path.isdir(self.dirlink)) |
| 1858 | self.assertTrue(os.path.islink(self.dirlink)) |
| 1859 | self.check_stat(self.dirlink, self.dirlink_target) |
| 1860 | |
| 1861 | def test_file_link(self): |
| 1862 | os.symlink(self.filelink_target, self.filelink) |
| 1863 | self.assertTrue(os.path.exists(self.filelink)) |
| 1864 | self.assertTrue(os.path.isfile(self.filelink)) |
| 1865 | self.assertTrue(os.path.islink(self.filelink)) |
| 1866 | self.check_stat(self.filelink, self.filelink_target) |
| 1867 | |
| 1868 | def _create_missing_dir_link(self): |
| 1869 | 'Create a "directory" link to a non-existent target' |
| 1870 | linkname = self.missing_link |
| 1871 | if os.path.lexists(linkname): |
| 1872 | os.remove(linkname) |
| 1873 | target = r'c:\\target does not exist.29r3c740' |
| 1874 | assert not os.path.exists(target) |
| 1875 | target_is_dir = True |
| 1876 | os.symlink(target, linkname, target_is_dir) |
| 1877 | |
| 1878 | def test_remove_directory_link_to_missing_target(self): |
| 1879 | self._create_missing_dir_link() |
| 1880 | # For compatibility with Unix, os.remove will check the |
| 1881 | # directory status and call RemoveDirectory if the symlink |
| 1882 | # was created with target_is_dir==True. |
| 1883 | os.remove(self.missing_link) |
| 1884 | |
| 1885 | @unittest.skip("currently fails; consider for improvement") |
| 1886 | def test_isdir_on_directory_link_to_missing_target(self): |
| 1887 | self._create_missing_dir_link() |
| 1888 | # consider having isdir return true for directory links |
| 1889 | self.assertTrue(os.path.isdir(self.missing_link)) |
| 1890 | |
| 1891 | @unittest.skip("currently fails; consider for improvement") |
| 1892 | def test_rmdir_on_directory_link_to_missing_target(self): |
| 1893 | self._create_missing_dir_link() |
| 1894 | # consider allowing rmdir to remove directory links |
| 1895 | os.rmdir(self.missing_link) |
| 1896 | |
| 1897 | def check_stat(self, link, target): |
| 1898 | self.assertEqual(os.stat(link), os.stat(target)) |
| 1899 | self.assertNotEqual(os.lstat(link), os.stat(link)) |
| 1900 | |
Brian Curtin | d25aef5 | 2011-06-13 15:16:04 -0500 | [diff] [blame] | 1901 | bytes_link = os.fsencode(link) |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 1902 | with warnings.catch_warnings(): |
| 1903 | warnings.simplefilter("ignore", DeprecationWarning) |
| 1904 | self.assertEqual(os.stat(bytes_link), os.stat(target)) |
| 1905 | self.assertNotEqual(os.lstat(bytes_link), os.stat(bytes_link)) |
Brian Curtin | d25aef5 | 2011-06-13 15:16:04 -0500 | [diff] [blame] | 1906 | |
| 1907 | def test_12084(self): |
| 1908 | level1 = os.path.abspath(support.TESTFN) |
| 1909 | level2 = os.path.join(level1, "level2") |
| 1910 | level3 = os.path.join(level2, "level3") |
| 1911 | try: |
| 1912 | os.mkdir(level1) |
| 1913 | os.mkdir(level2) |
| 1914 | os.mkdir(level3) |
| 1915 | |
| 1916 | file1 = os.path.abspath(os.path.join(level1, "file1")) |
| 1917 | |
| 1918 | with open(file1, "w") as f: |
| 1919 | f.write("file1") |
| 1920 | |
| 1921 | orig_dir = os.getcwd() |
| 1922 | try: |
| 1923 | os.chdir(level2) |
| 1924 | link = os.path.join(level2, "link") |
| 1925 | os.symlink(os.path.relpath(file1), "link") |
| 1926 | self.assertIn("link", os.listdir(os.getcwd())) |
| 1927 | |
| 1928 | # Check os.stat calls from the same dir as the link |
| 1929 | self.assertEqual(os.stat(file1), os.stat("link")) |
| 1930 | |
| 1931 | # Check os.stat calls from a dir below the link |
| 1932 | os.chdir(level1) |
| 1933 | self.assertEqual(os.stat(file1), |
| 1934 | os.stat(os.path.relpath(link))) |
| 1935 | |
| 1936 | # Check os.stat calls from a dir above the link |
| 1937 | os.chdir(level3) |
| 1938 | self.assertEqual(os.stat(file1), |
| 1939 | os.stat(os.path.relpath(link))) |
| 1940 | finally: |
| 1941 | os.chdir(orig_dir) |
| 1942 | except OSError as err: |
| 1943 | self.fail(err) |
| 1944 | finally: |
| 1945 | os.remove(file1) |
| 1946 | shutil.rmtree(level1) |
| 1947 | |
Brian Curtin | d40e6f7 | 2010-07-08 21:39:08 +0000 | [diff] [blame] | 1948 | |
Tim Golden | 0321cf2 | 2014-05-05 19:46:17 +0100 | [diff] [blame] | 1949 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 1950 | class Win32JunctionTests(unittest.TestCase): |
| 1951 | junction = 'junctiontest' |
| 1952 | junction_target = os.path.dirname(os.path.abspath(__file__)) |
| 1953 | |
| 1954 | def setUp(self): |
| 1955 | assert os.path.exists(self.junction_target) |
| 1956 | assert not os.path.exists(self.junction) |
| 1957 | |
| 1958 | def tearDown(self): |
| 1959 | if os.path.exists(self.junction): |
| 1960 | # os.rmdir delegates to Windows' RemoveDirectoryW, |
| 1961 | # which removes junction points safely. |
| 1962 | os.rmdir(self.junction) |
| 1963 | |
| 1964 | def test_create_junction(self): |
| 1965 | _winapi.CreateJunction(self.junction_target, self.junction) |
| 1966 | self.assertTrue(os.path.exists(self.junction)) |
| 1967 | self.assertTrue(os.path.isdir(self.junction)) |
| 1968 | |
| 1969 | # Junctions are not recognized as links. |
| 1970 | self.assertFalse(os.path.islink(self.junction)) |
| 1971 | |
| 1972 | def test_unlink_removes_junction(self): |
| 1973 | _winapi.CreateJunction(self.junction_target, self.junction) |
| 1974 | self.assertTrue(os.path.exists(self.junction)) |
| 1975 | |
| 1976 | os.unlink(self.junction) |
| 1977 | self.assertFalse(os.path.exists(self.junction)) |
| 1978 | |
| 1979 | |
Jason R. Coombs | 3a09286 | 2013-05-27 23:21:28 -0400 | [diff] [blame] | 1980 | @support.skip_unless_symlink |
| 1981 | class NonLocalSymlinkTests(unittest.TestCase): |
| 1982 | |
| 1983 | def setUp(self): |
| 1984 | """ |
| 1985 | Create this structure: |
| 1986 | |
| 1987 | base |
| 1988 | \___ some_dir |
| 1989 | """ |
| 1990 | os.makedirs('base/some_dir') |
| 1991 | |
| 1992 | def tearDown(self): |
| 1993 | shutil.rmtree('base') |
| 1994 | |
| 1995 | def test_directory_link_nonlocal(self): |
| 1996 | """ |
| 1997 | The symlink target should resolve relative to the link, not relative |
| 1998 | to the current directory. |
| 1999 | |
| 2000 | Then, link base/some_link -> base/some_dir and ensure that some_link |
| 2001 | is resolved as a directory. |
| 2002 | |
| 2003 | In issue13772, it was discovered that directory detection failed if |
| 2004 | the symlink target was not specified relative to the current |
| 2005 | directory, which was a defect in the implementation. |
| 2006 | """ |
| 2007 | src = os.path.join('base', 'some_link') |
| 2008 | os.symlink('some_dir', src) |
| 2009 | assert os.path.isdir(src) |
| 2010 | |
| 2011 | |
Victor Stinner | e8d5145 | 2010-08-19 01:05:19 +0000 | [diff] [blame] | 2012 | class FSEncodingTests(unittest.TestCase): |
| 2013 | def test_nop(self): |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 2014 | self.assertEqual(os.fsencode(b'abc\xff'), b'abc\xff') |
| 2015 | self.assertEqual(os.fsdecode('abc\u0141'), 'abc\u0141') |
Benjamin Peterson | 31191a9 | 2010-05-09 03:22:58 +0000 | [diff] [blame] | 2016 | |
Victor Stinner | e8d5145 | 2010-08-19 01:05:19 +0000 | [diff] [blame] | 2017 | def test_identity(self): |
| 2018 | # assert fsdecode(fsencode(x)) == x |
| 2019 | for fn in ('unicode\u0141', 'latin\xe9', 'ascii'): |
| 2020 | try: |
| 2021 | bytesfn = os.fsencode(fn) |
| 2022 | except UnicodeEncodeError: |
| 2023 | continue |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 2024 | self.assertEqual(os.fsdecode(bytesfn), fn) |
Victor Stinner | e8d5145 | 2010-08-19 01:05:19 +0000 | [diff] [blame] | 2025 | |
Victor Stinner | bf9bcab | 2010-05-09 03:15:33 +0000 | [diff] [blame] | 2026 | |
Brett Cannon | efb00c0 | 2012-02-29 18:31:31 -0500 | [diff] [blame] | 2027 | |
| 2028 | class DeviceEncodingTests(unittest.TestCase): |
| 2029 | |
| 2030 | def test_bad_fd(self): |
| 2031 | # Return None when an fd doesn't actually exist. |
| 2032 | self.assertIsNone(os.device_encoding(123456)) |
| 2033 | |
Philip Jenvey | e308b7c | 2012-02-29 16:16:15 -0800 | [diff] [blame] | 2034 | @unittest.skipUnless(os.isatty(0) and (sys.platform.startswith('win') or |
| 2035 | (hasattr(locale, 'nl_langinfo') and hasattr(locale, 'CODESET'))), |
Philip Jenvey | d7aff2d | 2012-02-29 16:21:25 -0800 | [diff] [blame] | 2036 | 'test requires a tty and either Windows or nl_langinfo(CODESET)') |
Brett Cannon | efb00c0 | 2012-02-29 18:31:31 -0500 | [diff] [blame] | 2037 | def test_device_encoding(self): |
| 2038 | encoding = os.device_encoding(0) |
| 2039 | self.assertIsNotNone(encoding) |
| 2040 | self.assertTrue(codecs.lookup(encoding)) |
| 2041 | |
| 2042 | |
Amaury Forgeot d'Arc | 4b6fdf3 | 2010-09-07 21:31:17 +0000 | [diff] [blame] | 2043 | class PidTests(unittest.TestCase): |
| 2044 | @unittest.skipUnless(hasattr(os, 'getppid'), "test needs os.getppid") |
| 2045 | def test_getppid(self): |
| 2046 | p = subprocess.Popen([sys.executable, '-c', |
| 2047 | 'import os; print(os.getppid())'], |
| 2048 | stdout=subprocess.PIPE) |
| 2049 | stdout, _ = p.communicate() |
| 2050 | # We are the parent of our subprocess |
| 2051 | self.assertEqual(int(stdout), os.getpid()) |
| 2052 | |
| 2053 | |
Brian Curtin | 0151b8e | 2010-09-24 13:43:43 +0000 | [diff] [blame] | 2054 | # The introduction of this TestCase caused at least two different errors on |
| 2055 | # *nix buildbots. Temporarily skip this to let the buildbots move along. |
| 2056 | @unittest.skip("Skip due to platform/environment differences on *NIX buildbots") |
Brian Curtin | e8e4b3b | 2010-09-23 20:04:14 +0000 | [diff] [blame] | 2057 | @unittest.skipUnless(hasattr(os, 'getlogin'), "test needs os.getlogin") |
| 2058 | class LoginTests(unittest.TestCase): |
| 2059 | def test_getlogin(self): |
| 2060 | user_name = os.getlogin() |
| 2061 | self.assertNotEqual(len(user_name), 0) |
| 2062 | |
| 2063 | |
Giampaolo Rodolà | 18e8bcb | 2011-02-25 20:57:54 +0000 | [diff] [blame] | 2064 | @unittest.skipUnless(hasattr(os, 'getpriority') and hasattr(os, 'setpriority'), |
| 2065 | "needs os.getpriority and os.setpriority") |
| 2066 | class ProgramPriorityTests(unittest.TestCase): |
| 2067 | """Tests for os.getpriority() and os.setpriority().""" |
| 2068 | |
| 2069 | def test_set_get_priority(self): |
Giampaolo Rodolà | cfbcec3 | 2011-02-28 19:27:16 +0000 | [diff] [blame] | 2070 | |
Giampaolo Rodolà | 18e8bcb | 2011-02-25 20:57:54 +0000 | [diff] [blame] | 2071 | base = os.getpriority(os.PRIO_PROCESS, os.getpid()) |
| 2072 | os.setpriority(os.PRIO_PROCESS, os.getpid(), base + 1) |
| 2073 | try: |
Giampaolo Rodolà | cfbcec3 | 2011-02-28 19:27:16 +0000 | [diff] [blame] | 2074 | new_prio = os.getpriority(os.PRIO_PROCESS, os.getpid()) |
| 2075 | if base >= 19 and new_prio <= 19: |
| 2076 | raise unittest.SkipTest( |
| 2077 | "unable to reliably test setpriority at current nice level of %s" % base) |
| 2078 | else: |
| 2079 | self.assertEqual(new_prio, base + 1) |
Giampaolo Rodolà | 18e8bcb | 2011-02-25 20:57:54 +0000 | [diff] [blame] | 2080 | finally: |
| 2081 | try: |
| 2082 | os.setpriority(os.PRIO_PROCESS, os.getpid(), base) |
| 2083 | except OSError as err: |
Antoine Pitrou | 692f038 | 2011-02-26 00:22:25 +0000 | [diff] [blame] | 2084 | if err.errno != errno.EACCES: |
Giampaolo Rodolà | 18e8bcb | 2011-02-25 20:57:54 +0000 | [diff] [blame] | 2085 | raise |
| 2086 | |
| 2087 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2088 | if threading is not None: |
| 2089 | class SendfileTestServer(asyncore.dispatcher, threading.Thread): |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2090 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2091 | class Handler(asynchat.async_chat): |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2092 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2093 | def __init__(self, conn): |
| 2094 | asynchat.async_chat.__init__(self, conn) |
| 2095 | self.in_buffer = [] |
| 2096 | self.closed = False |
| 2097 | self.push(b"220 ready\r\n") |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2098 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2099 | def handle_read(self): |
| 2100 | data = self.recv(4096) |
| 2101 | self.in_buffer.append(data) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2102 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2103 | def get_data(self): |
| 2104 | return b''.join(self.in_buffer) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2105 | |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2106 | def handle_close(self): |
| 2107 | self.close() |
| 2108 | self.closed = True |
| 2109 | |
| 2110 | def handle_error(self): |
| 2111 | raise |
| 2112 | |
| 2113 | def __init__(self, address): |
| 2114 | threading.Thread.__init__(self) |
| 2115 | asyncore.dispatcher.__init__(self) |
| 2116 | self.create_socket(socket.AF_INET, socket.SOCK_STREAM) |
| 2117 | self.bind(address) |
| 2118 | self.listen(5) |
| 2119 | self.host, self.port = self.socket.getsockname()[:2] |
| 2120 | self.handler_instance = None |
| 2121 | self._active = False |
| 2122 | self._active_lock = threading.Lock() |
| 2123 | |
| 2124 | # --- public API |
| 2125 | |
| 2126 | @property |
| 2127 | def running(self): |
| 2128 | return self._active |
| 2129 | |
| 2130 | def start(self): |
| 2131 | assert not self.running |
| 2132 | self.__flag = threading.Event() |
| 2133 | threading.Thread.start(self) |
| 2134 | self.__flag.wait() |
| 2135 | |
| 2136 | def stop(self): |
| 2137 | assert self.running |
| 2138 | self._active = False |
| 2139 | self.join() |
| 2140 | |
| 2141 | def wait(self): |
| 2142 | # wait for handler connection to be closed, then stop the server |
| 2143 | while not getattr(self.handler_instance, "closed", False): |
| 2144 | time.sleep(0.001) |
| 2145 | self.stop() |
| 2146 | |
| 2147 | # --- internals |
| 2148 | |
| 2149 | def run(self): |
| 2150 | self._active = True |
| 2151 | self.__flag.set() |
| 2152 | while self._active and asyncore.socket_map: |
| 2153 | self._active_lock.acquire() |
| 2154 | asyncore.loop(timeout=0.001, count=1) |
| 2155 | self._active_lock.release() |
| 2156 | asyncore.close_all() |
| 2157 | |
| 2158 | def handle_accept(self): |
| 2159 | conn, addr = self.accept() |
| 2160 | self.handler_instance = self.Handler(conn) |
| 2161 | |
| 2162 | def handle_connect(self): |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2163 | self.close() |
Giampaolo Rodola' | 566f8a6 | 2011-05-18 21:28:39 +0200 | [diff] [blame] | 2164 | handle_read = handle_connect |
| 2165 | |
| 2166 | def writable(self): |
| 2167 | return 0 |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2168 | |
| 2169 | def handle_error(self): |
| 2170 | raise |
| 2171 | |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2172 | |
Giampaolo Rodolà | 4613464 | 2011-02-25 20:01:05 +0000 | [diff] [blame] | 2173 | @unittest.skipUnless(threading is not None, "test needs threading module") |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2174 | @unittest.skipUnless(hasattr(os, 'sendfile'), "test needs os.sendfile()") |
| 2175 | class TestSendfile(unittest.TestCase): |
| 2176 | |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2177 | DATA = b"12345abcde" * 16 * 1024 # 160 KB |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2178 | SUPPORT_HEADERS_TRAILERS = not sys.platform.startswith("linux") and \ |
Giampaolo Rodolà | 4bc6857 | 2011-02-25 21:46:01 +0000 | [diff] [blame] | 2179 | not sys.platform.startswith("solaris") and \ |
| 2180 | not sys.platform.startswith("sunos") |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2181 | requires_headers_trailers = unittest.skipUnless(SUPPORT_HEADERS_TRAILERS, |
| 2182 | 'requires headers and trailers support') |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2183 | |
| 2184 | @classmethod |
| 2185 | def setUpClass(cls): |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 2186 | cls.key = support.threading_setup() |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2187 | with open(support.TESTFN, "wb") as f: |
| 2188 | f.write(cls.DATA) |
| 2189 | |
| 2190 | @classmethod |
| 2191 | def tearDownClass(cls): |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 2192 | support.threading_cleanup(*cls.key) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2193 | support.unlink(support.TESTFN) |
| 2194 | |
| 2195 | def setUp(self): |
| 2196 | self.server = SendfileTestServer((support.HOST, 0)) |
| 2197 | self.server.start() |
| 2198 | self.client = socket.socket() |
| 2199 | self.client.connect((self.server.host, self.server.port)) |
| 2200 | self.client.settimeout(1) |
| 2201 | # synchronize by waiting for "220 ready" response |
| 2202 | self.client.recv(1024) |
| 2203 | self.sockno = self.client.fileno() |
| 2204 | self.file = open(support.TESTFN, 'rb') |
| 2205 | self.fileno = self.file.fileno() |
| 2206 | |
| 2207 | def tearDown(self): |
| 2208 | self.file.close() |
| 2209 | self.client.close() |
| 2210 | if self.server.running: |
| 2211 | self.server.stop() |
| 2212 | |
| 2213 | def sendfile_wrapper(self, sock, file, offset, nbytes, headers=[], trailers=[]): |
| 2214 | """A higher level wrapper representing how an application is |
| 2215 | supposed to use sendfile(). |
| 2216 | """ |
| 2217 | while 1: |
| 2218 | try: |
| 2219 | if self.SUPPORT_HEADERS_TRAILERS: |
| 2220 | return os.sendfile(sock, file, offset, nbytes, headers, |
| 2221 | trailers) |
| 2222 | else: |
| 2223 | return os.sendfile(sock, file, offset, nbytes) |
| 2224 | except OSError as err: |
| 2225 | if err.errno == errno.ECONNRESET: |
| 2226 | # disconnected |
| 2227 | raise |
| 2228 | elif err.errno in (errno.EAGAIN, errno.EBUSY): |
| 2229 | # we have to retry send data |
| 2230 | continue |
| 2231 | else: |
| 2232 | raise |
| 2233 | |
| 2234 | def test_send_whole_file(self): |
| 2235 | # normal send |
| 2236 | total_sent = 0 |
| 2237 | offset = 0 |
| 2238 | nbytes = 4096 |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2239 | while total_sent < len(self.DATA): |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2240 | sent = self.sendfile_wrapper(self.sockno, self.fileno, offset, nbytes) |
| 2241 | if sent == 0: |
| 2242 | break |
| 2243 | offset += sent |
| 2244 | total_sent += sent |
| 2245 | self.assertTrue(sent <= nbytes) |
| 2246 | self.assertEqual(offset, total_sent) |
| 2247 | |
| 2248 | self.assertEqual(total_sent, len(self.DATA)) |
Antoine Pitrou | 2de51ff | 2011-02-26 17:52:50 +0000 | [diff] [blame] | 2249 | self.client.shutdown(socket.SHUT_RDWR) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2250 | self.client.close() |
| 2251 | self.server.wait() |
| 2252 | data = self.server.handler_instance.get_data() |
Antoine Pitrou | 2de51ff | 2011-02-26 17:52:50 +0000 | [diff] [blame] | 2253 | self.assertEqual(len(data), len(self.DATA)) |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2254 | self.assertEqual(data, self.DATA) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2255 | |
| 2256 | def test_send_at_certain_offset(self): |
| 2257 | # start sending a file at a certain offset |
| 2258 | total_sent = 0 |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2259 | offset = len(self.DATA) // 2 |
| 2260 | must_send = len(self.DATA) - offset |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2261 | nbytes = 4096 |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2262 | while total_sent < must_send: |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2263 | sent = self.sendfile_wrapper(self.sockno, self.fileno, offset, nbytes) |
| 2264 | if sent == 0: |
| 2265 | break |
| 2266 | offset += sent |
| 2267 | total_sent += sent |
| 2268 | self.assertTrue(sent <= nbytes) |
| 2269 | |
Antoine Pitrou | 2de51ff | 2011-02-26 17:52:50 +0000 | [diff] [blame] | 2270 | self.client.shutdown(socket.SHUT_RDWR) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2271 | self.client.close() |
| 2272 | self.server.wait() |
| 2273 | data = self.server.handler_instance.get_data() |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2274 | expected = self.DATA[len(self.DATA) // 2:] |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2275 | self.assertEqual(total_sent, len(expected)) |
Antoine Pitrou | 2de51ff | 2011-02-26 17:52:50 +0000 | [diff] [blame] | 2276 | self.assertEqual(len(data), len(expected)) |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2277 | self.assertEqual(data, expected) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2278 | |
| 2279 | def test_offset_overflow(self): |
| 2280 | # specify an offset > file size |
| 2281 | offset = len(self.DATA) + 4096 |
Antoine Pitrou | 18dd0df | 2011-02-26 14:29:24 +0000 | [diff] [blame] | 2282 | try: |
| 2283 | sent = os.sendfile(self.sockno, self.fileno, offset, 4096) |
| 2284 | except OSError as e: |
| 2285 | # Solaris can raise EINVAL if offset >= file length, ignore. |
| 2286 | if e.errno != errno.EINVAL: |
| 2287 | raise |
| 2288 | else: |
| 2289 | self.assertEqual(sent, 0) |
Antoine Pitrou | 2de51ff | 2011-02-26 17:52:50 +0000 | [diff] [blame] | 2290 | self.client.shutdown(socket.SHUT_RDWR) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2291 | self.client.close() |
| 2292 | self.server.wait() |
| 2293 | data = self.server.handler_instance.get_data() |
| 2294 | self.assertEqual(data, b'') |
| 2295 | |
| 2296 | def test_invalid_offset(self): |
| 2297 | with self.assertRaises(OSError) as cm: |
| 2298 | os.sendfile(self.sockno, self.fileno, -1, 4096) |
| 2299 | self.assertEqual(cm.exception.errno, errno.EINVAL) |
| 2300 | |
| 2301 | # --- headers / trailers tests |
| 2302 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2303 | @requires_headers_trailers |
| 2304 | def test_headers(self): |
| 2305 | total_sent = 0 |
| 2306 | sent = os.sendfile(self.sockno, self.fileno, 0, 4096, |
| 2307 | headers=[b"x" * 512]) |
| 2308 | total_sent += sent |
| 2309 | offset = 4096 |
| 2310 | nbytes = 4096 |
| 2311 | while 1: |
| 2312 | sent = self.sendfile_wrapper(self.sockno, self.fileno, |
| 2313 | offset, nbytes) |
| 2314 | if sent == 0: |
| 2315 | break |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2316 | total_sent += sent |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2317 | offset += sent |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2318 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2319 | expected_data = b"x" * 512 + self.DATA |
| 2320 | self.assertEqual(total_sent, len(expected_data)) |
| 2321 | self.client.close() |
| 2322 | self.server.wait() |
| 2323 | data = self.server.handler_instance.get_data() |
| 2324 | self.assertEqual(hash(data), hash(expected_data)) |
| 2325 | |
| 2326 | @requires_headers_trailers |
| 2327 | def test_trailers(self): |
| 2328 | TESTFN2 = support.TESTFN + "2" |
| 2329 | file_data = b"abcdef" |
| 2330 | with open(TESTFN2, 'wb') as f: |
| 2331 | f.write(file_data) |
| 2332 | with open(TESTFN2, 'rb')as f: |
| 2333 | self.addCleanup(os.remove, TESTFN2) |
| 2334 | os.sendfile(self.sockno, f.fileno(), 0, len(file_data), |
| 2335 | trailers=[b"1234"]) |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2336 | self.client.close() |
| 2337 | self.server.wait() |
| 2338 | data = self.server.handler_instance.get_data() |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2339 | self.assertEqual(data, b"abcdef1234") |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2340 | |
Serhiy Storchaka | 4376763 | 2013-11-03 21:31:38 +0200 | [diff] [blame] | 2341 | @requires_headers_trailers |
| 2342 | @unittest.skipUnless(hasattr(os, 'SF_NODISKIO'), |
| 2343 | 'test needs os.SF_NODISKIO') |
| 2344 | def test_flags(self): |
| 2345 | try: |
| 2346 | os.sendfile(self.sockno, self.fileno, 0, 4096, |
| 2347 | flags=os.SF_NODISKIO) |
| 2348 | except OSError as err: |
| 2349 | if err.errno not in (errno.EBUSY, errno.EAGAIN): |
| 2350 | raise |
Giampaolo Rodolà | c9c2c8b | 2011-02-25 14:39:16 +0000 | [diff] [blame] | 2351 | |
| 2352 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2353 | def supports_extended_attributes(): |
| 2354 | if not hasattr(os, "setxattr"): |
| 2355 | return False |
| 2356 | try: |
| 2357 | with open(support.TESTFN, "wb") as fp: |
| 2358 | try: |
| 2359 | os.setxattr(fp.fileno(), b"user.test", b"") |
| 2360 | except OSError: |
| 2361 | return False |
| 2362 | finally: |
| 2363 | support.unlink(support.TESTFN) |
| 2364 | # Kernels < 2.6.39 don't respect setxattr flags. |
| 2365 | kernel_version = platform.release() |
| 2366 | m = re.match("2.6.(\d{1,2})", kernel_version) |
| 2367 | return m is None or int(m.group(1)) >= 39 |
| 2368 | |
| 2369 | |
| 2370 | @unittest.skipUnless(supports_extended_attributes(), |
| 2371 | "no non-broken extended attribute support") |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2372 | class ExtendedAttributeTests(unittest.TestCase): |
| 2373 | |
| 2374 | def tearDown(self): |
| 2375 | support.unlink(support.TESTFN) |
| 2376 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2377 | def _check_xattrs_str(self, s, getxattr, setxattr, removexattr, listxattr, **kwargs): |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2378 | fn = support.TESTFN |
| 2379 | open(fn, "wb").close() |
| 2380 | with self.assertRaises(OSError) as cm: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2381 | getxattr(fn, s("user.test"), **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2382 | self.assertEqual(cm.exception.errno, errno.ENODATA) |
Victor Stinner | f12e506 | 2011-10-16 22:12:03 +0200 | [diff] [blame] | 2383 | init_xattr = listxattr(fn) |
| 2384 | self.assertIsInstance(init_xattr, list) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2385 | setxattr(fn, s("user.test"), b"", **kwargs) |
Victor Stinner | f12e506 | 2011-10-16 22:12:03 +0200 | [diff] [blame] | 2386 | xattr = set(init_xattr) |
| 2387 | xattr.add("user.test") |
| 2388 | self.assertEqual(set(listxattr(fn)), xattr) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2389 | self.assertEqual(getxattr(fn, b"user.test", **kwargs), b"") |
| 2390 | setxattr(fn, s("user.test"), b"hello", os.XATTR_REPLACE, **kwargs) |
| 2391 | self.assertEqual(getxattr(fn, b"user.test", **kwargs), b"hello") |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2392 | with self.assertRaises(OSError) as cm: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2393 | setxattr(fn, s("user.test"), b"bye", os.XATTR_CREATE, **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2394 | self.assertEqual(cm.exception.errno, errno.EEXIST) |
| 2395 | with self.assertRaises(OSError) as cm: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2396 | setxattr(fn, s("user.test2"), b"bye", os.XATTR_REPLACE, **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2397 | self.assertEqual(cm.exception.errno, errno.ENODATA) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2398 | setxattr(fn, s("user.test2"), b"foo", os.XATTR_CREATE, **kwargs) |
Victor Stinner | f12e506 | 2011-10-16 22:12:03 +0200 | [diff] [blame] | 2399 | xattr.add("user.test2") |
| 2400 | self.assertEqual(set(listxattr(fn)), xattr) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2401 | removexattr(fn, s("user.test"), **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2402 | with self.assertRaises(OSError) as cm: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2403 | getxattr(fn, s("user.test"), **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2404 | self.assertEqual(cm.exception.errno, errno.ENODATA) |
Victor Stinner | f12e506 | 2011-10-16 22:12:03 +0200 | [diff] [blame] | 2405 | xattr.remove("user.test") |
| 2406 | self.assertEqual(set(listxattr(fn)), xattr) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2407 | self.assertEqual(getxattr(fn, s("user.test2"), **kwargs), b"foo") |
| 2408 | setxattr(fn, s("user.test"), b"a"*1024, **kwargs) |
| 2409 | self.assertEqual(getxattr(fn, s("user.test"), **kwargs), b"a"*1024) |
| 2410 | removexattr(fn, s("user.test"), **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2411 | many = sorted("user.test{}".format(i) for i in range(100)) |
| 2412 | for thing in many: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2413 | setxattr(fn, thing, b"x", **kwargs) |
Victor Stinner | f12e506 | 2011-10-16 22:12:03 +0200 | [diff] [blame] | 2414 | self.assertEqual(set(listxattr(fn)), set(init_xattr) | set(many)) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2415 | |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2416 | def _check_xattrs(self, *args, **kwargs): |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2417 | def make_bytes(s): |
| 2418 | return bytes(s, "ascii") |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2419 | self._check_xattrs_str(str, *args, **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2420 | support.unlink(support.TESTFN) |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2421 | self._check_xattrs_str(make_bytes, *args, **kwargs) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2422 | |
| 2423 | def test_simple(self): |
| 2424 | self._check_xattrs(os.getxattr, os.setxattr, os.removexattr, |
| 2425 | os.listxattr) |
| 2426 | |
| 2427 | def test_lpath(self): |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2428 | self._check_xattrs(os.getxattr, os.setxattr, os.removexattr, |
| 2429 | os.listxattr, follow_symlinks=False) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2430 | |
| 2431 | def test_fds(self): |
| 2432 | def getxattr(path, *args): |
| 2433 | with open(path, "rb") as fp: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2434 | return os.getxattr(fp.fileno(), *args) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2435 | def setxattr(path, *args): |
| 2436 | with open(path, "wb") as fp: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2437 | os.setxattr(fp.fileno(), *args) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2438 | def removexattr(path, *args): |
| 2439 | with open(path, "wb") as fp: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2440 | os.removexattr(fp.fileno(), *args) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2441 | def listxattr(path, *args): |
| 2442 | with open(path, "rb") as fp: |
Larry Hastings | 9cf065c | 2012-06-22 16:30:09 -0700 | [diff] [blame] | 2443 | return os.listxattr(fp.fileno(), *args) |
Benjamin Peterson | 799bd80 | 2011-08-31 22:15:17 -0400 | [diff] [blame] | 2444 | self._check_xattrs(getxattr, setxattr, removexattr, listxattr) |
| 2445 | |
| 2446 | |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 2447 | @unittest.skipUnless(sys.platform == "win32", "Win32 specific tests") |
| 2448 | class Win32DeprecatedBytesAPI(unittest.TestCase): |
| 2449 | def test_deprecated(self): |
| 2450 | import nt |
| 2451 | filename = os.fsencode(support.TESTFN) |
| 2452 | with warnings.catch_warnings(): |
| 2453 | warnings.simplefilter("error", DeprecationWarning) |
| 2454 | for func, *args in ( |
| 2455 | (nt._getfullpathname, filename), |
| 2456 | (nt._isdir, filename), |
| 2457 | (os.access, filename, os.R_OK), |
| 2458 | (os.chdir, filename), |
| 2459 | (os.chmod, filename, 0o777), |
Victor Stinner | f7c5ae2 | 2011-11-16 23:43:07 +0100 | [diff] [blame] | 2460 | (os.getcwdb,), |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 2461 | (os.link, filename, filename), |
| 2462 | (os.listdir, filename), |
| 2463 | (os.lstat, filename), |
| 2464 | (os.mkdir, filename), |
| 2465 | (os.open, filename, os.O_RDONLY), |
| 2466 | (os.rename, filename, filename), |
| 2467 | (os.rmdir, filename), |
| 2468 | (os.startfile, filename), |
| 2469 | (os.stat, filename), |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 2470 | (os.unlink, filename), |
| 2471 | (os.utime, filename), |
| 2472 | ): |
| 2473 | self.assertRaises(DeprecationWarning, func, *args) |
| 2474 | |
Victor Stinner | 2821644 | 2011-11-16 00:34:44 +0100 | [diff] [blame] | 2475 | @support.skip_unless_symlink |
| 2476 | def test_symlink(self): |
| 2477 | filename = os.fsencode(support.TESTFN) |
| 2478 | with warnings.catch_warnings(): |
| 2479 | warnings.simplefilter("error", DeprecationWarning) |
| 2480 | self.assertRaises(DeprecationWarning, |
| 2481 | os.symlink, filename, filename) |
| 2482 | |
Victor Stinner | 1ab6c2d | 2011-11-15 22:27:41 +0100 | [diff] [blame] | 2483 | |
Antoine Pitrou | bcf2b59 | 2012-02-08 23:28:36 +0100 | [diff] [blame] | 2484 | @unittest.skipUnless(hasattr(os, 'get_terminal_size'), "requires os.get_terminal_size") |
| 2485 | class TermsizeTests(unittest.TestCase): |
| 2486 | def test_does_not_crash(self): |
| 2487 | """Check if get_terminal_size() returns a meaningful value. |
| 2488 | |
| 2489 | There's no easy portable way to actually check the size of the |
| 2490 | terminal, so let's check if it returns something sensible instead. |
| 2491 | """ |
| 2492 | try: |
| 2493 | size = os.get_terminal_size() |
| 2494 | except OSError as e: |
Antoine Pitrou | 81a1fa5 | 2012-02-09 00:11:00 +0100 | [diff] [blame] | 2495 | if sys.platform == "win32" or e.errno in (errno.EINVAL, errno.ENOTTY): |
Antoine Pitrou | bcf2b59 | 2012-02-08 23:28:36 +0100 | [diff] [blame] | 2496 | # Under win32 a generic OSError can be thrown if the |
| 2497 | # handle cannot be retrieved |
| 2498 | self.skipTest("failed to query terminal size") |
| 2499 | raise |
| 2500 | |
Antoine Pitrou | cfade36 | 2012-02-08 23:48:59 +0100 | [diff] [blame] | 2501 | self.assertGreaterEqual(size.columns, 0) |
| 2502 | self.assertGreaterEqual(size.lines, 0) |
Antoine Pitrou | bcf2b59 | 2012-02-08 23:28:36 +0100 | [diff] [blame] | 2503 | |
| 2504 | def test_stty_match(self): |
| 2505 | """Check if stty returns the same results |
| 2506 | |
| 2507 | stty actually tests stdin, so get_terminal_size is invoked on |
| 2508 | stdin explicitly. If stty succeeded, then get_terminal_size() |
| 2509 | should work too. |
| 2510 | """ |
| 2511 | try: |
| 2512 | size = subprocess.check_output(['stty', 'size']).decode().split() |
| 2513 | except (FileNotFoundError, subprocess.CalledProcessError): |
| 2514 | self.skipTest("stty invocation failed") |
| 2515 | expected = (int(size[1]), int(size[0])) # reversed order |
| 2516 | |
Antoine Pitrou | 81a1fa5 | 2012-02-09 00:11:00 +0100 | [diff] [blame] | 2517 | try: |
| 2518 | actual = os.get_terminal_size(sys.__stdin__.fileno()) |
| 2519 | except OSError as e: |
| 2520 | if sys.platform == "win32" or e.errno in (errno.EINVAL, errno.ENOTTY): |
| 2521 | # Under win32 a generic OSError can be thrown if the |
| 2522 | # handle cannot be retrieved |
| 2523 | self.skipTest("failed to query terminal size") |
| 2524 | raise |
Antoine Pitrou | bcf2b59 | 2012-02-08 23:28:36 +0100 | [diff] [blame] | 2525 | self.assertEqual(expected, actual) |
| 2526 | |
| 2527 | |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2528 | class OSErrorTests(unittest.TestCase): |
| 2529 | def setUp(self): |
| 2530 | class Str(str): |
| 2531 | pass |
| 2532 | |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2533 | self.bytes_filenames = [] |
| 2534 | self.unicode_filenames = [] |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2535 | if support.TESTFN_UNENCODABLE is not None: |
| 2536 | decoded = support.TESTFN_UNENCODABLE |
| 2537 | else: |
| 2538 | decoded = support.TESTFN |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2539 | self.unicode_filenames.append(decoded) |
| 2540 | self.unicode_filenames.append(Str(decoded)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2541 | if support.TESTFN_UNDECODABLE is not None: |
| 2542 | encoded = support.TESTFN_UNDECODABLE |
| 2543 | else: |
| 2544 | encoded = os.fsencode(support.TESTFN) |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2545 | self.bytes_filenames.append(encoded) |
| 2546 | self.bytes_filenames.append(memoryview(encoded)) |
| 2547 | |
| 2548 | self.filenames = self.bytes_filenames + self.unicode_filenames |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2549 | |
| 2550 | def test_oserror_filename(self): |
| 2551 | funcs = [ |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2552 | (self.filenames, os.chdir,), |
| 2553 | (self.filenames, os.chmod, 0o777), |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2554 | (self.filenames, os.lstat,), |
| 2555 | (self.filenames, os.open, os.O_RDONLY), |
| 2556 | (self.filenames, os.rmdir,), |
| 2557 | (self.filenames, os.stat,), |
| 2558 | (self.filenames, os.unlink,), |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2559 | ] |
| 2560 | if sys.platform == "win32": |
| 2561 | funcs.extend(( |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2562 | (self.bytes_filenames, os.rename, b"dst"), |
| 2563 | (self.bytes_filenames, os.replace, b"dst"), |
| 2564 | (self.unicode_filenames, os.rename, "dst"), |
| 2565 | (self.unicode_filenames, os.replace, "dst"), |
Victor Stinner | 64e039a | 2012-11-07 00:10:14 +0100 | [diff] [blame] | 2566 | # Issue #16414: Don't test undecodable names with listdir() |
| 2567 | # because of a Windows bug. |
| 2568 | # |
| 2569 | # With the ANSI code page 932, os.listdir(b'\xe7') return an |
| 2570 | # empty list (instead of failing), whereas os.listdir(b'\xff') |
| 2571 | # raises a FileNotFoundError. It looks like a Windows bug: |
| 2572 | # b'\xe7' directory does not exist, FindFirstFileA(b'\xe7') |
| 2573 | # fails with ERROR_FILE_NOT_FOUND (2), instead of |
| 2574 | # ERROR_PATH_NOT_FOUND (3). |
| 2575 | (self.unicode_filenames, os.listdir,), |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2576 | )) |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2577 | else: |
| 2578 | funcs.extend(( |
Victor Stinner | 64e039a | 2012-11-07 00:10:14 +0100 | [diff] [blame] | 2579 | (self.filenames, os.listdir,), |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2580 | (self.filenames, os.rename, "dst"), |
| 2581 | (self.filenames, os.replace, "dst"), |
| 2582 | )) |
| 2583 | if hasattr(os, "chown"): |
| 2584 | funcs.append((self.filenames, os.chown, 0, 0)) |
| 2585 | if hasattr(os, "lchown"): |
| 2586 | funcs.append((self.filenames, os.lchown, 0, 0)) |
| 2587 | if hasattr(os, "truncate"): |
| 2588 | funcs.append((self.filenames, os.truncate, 0)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2589 | if hasattr(os, "chflags"): |
Victor Stinner | ee36c24 | 2012-11-13 09:31:51 +0100 | [diff] [blame] | 2590 | funcs.append((self.filenames, os.chflags, 0)) |
| 2591 | if hasattr(os, "lchflags"): |
| 2592 | funcs.append((self.filenames, os.lchflags, 0)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2593 | if hasattr(os, "chroot"): |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2594 | funcs.append((self.filenames, os.chroot,)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2595 | if hasattr(os, "link"): |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2596 | if sys.platform == "win32": |
| 2597 | funcs.append((self.bytes_filenames, os.link, b"dst")) |
| 2598 | funcs.append((self.unicode_filenames, os.link, "dst")) |
| 2599 | else: |
| 2600 | funcs.append((self.filenames, os.link, "dst")) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2601 | if hasattr(os, "listxattr"): |
| 2602 | funcs.extend(( |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2603 | (self.filenames, os.listxattr,), |
| 2604 | (self.filenames, os.getxattr, "user.test"), |
| 2605 | (self.filenames, os.setxattr, "user.test", b'user'), |
| 2606 | (self.filenames, os.removexattr, "user.test"), |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2607 | )) |
| 2608 | if hasattr(os, "lchmod"): |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2609 | funcs.append((self.filenames, os.lchmod, 0o777)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2610 | if hasattr(os, "readlink"): |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2611 | if sys.platform == "win32": |
| 2612 | funcs.append((self.unicode_filenames, os.readlink,)) |
| 2613 | else: |
| 2614 | funcs.append((self.filenames, os.readlink,)) |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2615 | |
Victor Stinner | afe1706 | 2012-10-31 22:47:43 +0100 | [diff] [blame] | 2616 | for filenames, func, *func_args in funcs: |
| 2617 | for name in filenames: |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2618 | try: |
| 2619 | func(name, *func_args) |
Victor Stinner | bd54f0e | 2012-10-31 01:12:55 +0100 | [diff] [blame] | 2620 | except OSError as err: |
Victor Stinner | 292c835 | 2012-10-30 02:17:38 +0100 | [diff] [blame] | 2621 | self.assertIs(err.filename, name) |
| 2622 | else: |
| 2623 | self.fail("No exception thrown by {}".format(func)) |
| 2624 | |
Charles-Francois Natali | 44feda3 | 2013-05-20 14:40:46 +0200 | [diff] [blame] | 2625 | class CPUCountTests(unittest.TestCase): |
| 2626 | def test_cpu_count(self): |
| 2627 | cpus = os.cpu_count() |
| 2628 | if cpus is not None: |
| 2629 | self.assertIsInstance(cpus, int) |
| 2630 | self.assertGreater(cpus, 0) |
| 2631 | else: |
| 2632 | self.skipTest("Could not determine the number of CPUs") |
| 2633 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 2634 | |
| 2635 | class FDInheritanceTests(unittest.TestCase): |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2636 | def test_get_set_inheritable(self): |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 2637 | fd = os.open(__file__, os.O_RDONLY) |
| 2638 | self.addCleanup(os.close, fd) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2639 | self.assertEqual(os.get_inheritable(fd), False) |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 2640 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 2641 | os.set_inheritable(fd, True) |
| 2642 | self.assertEqual(os.get_inheritable(fd), True) |
| 2643 | |
Victor Stinner | 4f7a36f | 2013-09-08 14:14:38 +0200 | [diff] [blame] | 2644 | @unittest.skipIf(fcntl is None, "need fcntl") |
| 2645 | def test_get_inheritable_cloexec(self): |
| 2646 | fd = os.open(__file__, os.O_RDONLY) |
| 2647 | self.addCleanup(os.close, fd) |
| 2648 | self.assertEqual(os.get_inheritable(fd), False) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2649 | |
Victor Stinner | 4f7a36f | 2013-09-08 14:14:38 +0200 | [diff] [blame] | 2650 | # clear FD_CLOEXEC flag |
| 2651 | flags = fcntl.fcntl(fd, fcntl.F_GETFD) |
| 2652 | flags &= ~fcntl.FD_CLOEXEC |
| 2653 | fcntl.fcntl(fd, fcntl.F_SETFD, flags) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2654 | |
Victor Stinner | 4f7a36f | 2013-09-08 14:14:38 +0200 | [diff] [blame] | 2655 | self.assertEqual(os.get_inheritable(fd), True) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2656 | |
Victor Stinner | 4f7a36f | 2013-09-08 14:14:38 +0200 | [diff] [blame] | 2657 | @unittest.skipIf(fcntl is None, "need fcntl") |
| 2658 | def test_set_inheritable_cloexec(self): |
| 2659 | fd = os.open(__file__, os.O_RDONLY) |
| 2660 | self.addCleanup(os.close, fd) |
| 2661 | self.assertEqual(fcntl.fcntl(fd, fcntl.F_GETFD) & fcntl.FD_CLOEXEC, |
| 2662 | fcntl.FD_CLOEXEC) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2663 | |
Victor Stinner | 4f7a36f | 2013-09-08 14:14:38 +0200 | [diff] [blame] | 2664 | os.set_inheritable(fd, True) |
| 2665 | self.assertEqual(fcntl.fcntl(fd, fcntl.F_GETFD) & fcntl.FD_CLOEXEC, |
| 2666 | 0) |
Victor Stinner | 7ba6b0f | 2013-09-08 11:47:54 +0200 | [diff] [blame] | 2667 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 2668 | def test_open(self): |
| 2669 | fd = os.open(__file__, os.O_RDONLY) |
| 2670 | self.addCleanup(os.close, fd) |
| 2671 | self.assertEqual(os.get_inheritable(fd), False) |
| 2672 | |
| 2673 | @unittest.skipUnless(hasattr(os, 'pipe'), "need os.pipe()") |
| 2674 | def test_pipe(self): |
| 2675 | rfd, wfd = os.pipe() |
| 2676 | self.addCleanup(os.close, rfd) |
| 2677 | self.addCleanup(os.close, wfd) |
| 2678 | self.assertEqual(os.get_inheritable(rfd), False) |
| 2679 | self.assertEqual(os.get_inheritable(wfd), False) |
| 2680 | |
| 2681 | def test_dup(self): |
| 2682 | fd1 = os.open(__file__, os.O_RDONLY) |
| 2683 | self.addCleanup(os.close, fd1) |
| 2684 | |
| 2685 | fd2 = os.dup(fd1) |
| 2686 | self.addCleanup(os.close, fd2) |
| 2687 | self.assertEqual(os.get_inheritable(fd2), False) |
| 2688 | |
| 2689 | @unittest.skipUnless(hasattr(os, 'dup2'), "need os.dup2()") |
| 2690 | def test_dup2(self): |
| 2691 | fd = os.open(__file__, os.O_RDONLY) |
| 2692 | self.addCleanup(os.close, fd) |
| 2693 | |
| 2694 | # inheritable by default |
| 2695 | fd2 = os.open(__file__, os.O_RDONLY) |
| 2696 | try: |
| 2697 | os.dup2(fd, fd2) |
| 2698 | self.assertEqual(os.get_inheritable(fd2), True) |
| 2699 | finally: |
| 2700 | os.close(fd2) |
| 2701 | |
| 2702 | # force non-inheritable |
| 2703 | fd3 = os.open(__file__, os.O_RDONLY) |
| 2704 | try: |
| 2705 | os.dup2(fd, fd3, inheritable=False) |
| 2706 | self.assertEqual(os.get_inheritable(fd3), False) |
| 2707 | finally: |
| 2708 | os.close(fd3) |
| 2709 | |
| 2710 | @unittest.skipUnless(hasattr(os, 'openpty'), "need os.openpty()") |
| 2711 | def test_openpty(self): |
| 2712 | master_fd, slave_fd = os.openpty() |
| 2713 | self.addCleanup(os.close, master_fd) |
| 2714 | self.addCleanup(os.close, slave_fd) |
| 2715 | self.assertEqual(os.get_inheritable(master_fd), False) |
| 2716 | self.assertEqual(os.get_inheritable(slave_fd), False) |
| 2717 | |
| 2718 | |
Victor Stinner | 1db9e7b | 2014-07-29 22:32:47 +0200 | [diff] [blame] | 2719 | @unittest.skipUnless(hasattr(os, 'get_blocking'), |
| 2720 | 'needs os.get_blocking() and os.set_blocking()') |
| 2721 | class BlockingTests(unittest.TestCase): |
| 2722 | def test_blocking(self): |
| 2723 | fd = os.open(__file__, os.O_RDONLY) |
| 2724 | self.addCleanup(os.close, fd) |
| 2725 | self.assertEqual(os.get_blocking(fd), True) |
| 2726 | |
| 2727 | os.set_blocking(fd, False) |
| 2728 | self.assertEqual(os.get_blocking(fd), False) |
| 2729 | |
| 2730 | os.set_blocking(fd, True) |
| 2731 | self.assertEqual(os.get_blocking(fd), True) |
| 2732 | |
| 2733 | |
Yury Selivanov | 97e2e06 | 2014-09-26 12:33:06 -0400 | [diff] [blame] | 2734 | |
| 2735 | class ExportsTests(unittest.TestCase): |
| 2736 | def test_os_all(self): |
| 2737 | self.assertIn('open', os.__all__) |
| 2738 | self.assertIn('walk', os.__all__) |
| 2739 | |
| 2740 | |
Victor Stinner | 6036e44 | 2015-03-08 01:58:04 +0100 | [diff] [blame] | 2741 | class TestScandir(unittest.TestCase): |
| 2742 | def setUp(self): |
| 2743 | self.path = os.path.realpath(support.TESTFN) |
| 2744 | self.addCleanup(support.rmtree, self.path) |
| 2745 | os.mkdir(self.path) |
| 2746 | |
| 2747 | def create_file(self, name="file.txt"): |
| 2748 | filename = os.path.join(self.path, name) |
| 2749 | with open(filename, "wb") as fp: |
| 2750 | fp.write(b'python') |
| 2751 | return filename |
| 2752 | |
| 2753 | def get_entries(self, names): |
| 2754 | entries = dict((entry.name, entry) |
| 2755 | for entry in os.scandir(self.path)) |
| 2756 | self.assertEqual(sorted(entries.keys()), names) |
| 2757 | return entries |
| 2758 | |
| 2759 | def assert_stat_equal(self, stat1, stat2, skip_fields): |
| 2760 | if skip_fields: |
| 2761 | for attr in dir(stat1): |
| 2762 | if not attr.startswith("st_"): |
| 2763 | continue |
| 2764 | if attr in ("st_dev", "st_ino", "st_nlink"): |
| 2765 | continue |
| 2766 | self.assertEqual(getattr(stat1, attr), |
| 2767 | getattr(stat2, attr), |
| 2768 | (stat1, stat2, attr)) |
| 2769 | else: |
| 2770 | self.assertEqual(stat1, stat2) |
| 2771 | |
| 2772 | def check_entry(self, entry, name, is_dir, is_file, is_symlink): |
| 2773 | self.assertEqual(entry.name, name) |
| 2774 | self.assertEqual(entry.path, os.path.join(self.path, name)) |
| 2775 | self.assertEqual(entry.inode(), |
| 2776 | os.stat(entry.path, follow_symlinks=False).st_ino) |
| 2777 | |
| 2778 | entry_stat = os.stat(entry.path) |
| 2779 | self.assertEqual(entry.is_dir(), |
| 2780 | stat.S_ISDIR(entry_stat.st_mode)) |
| 2781 | self.assertEqual(entry.is_file(), |
| 2782 | stat.S_ISREG(entry_stat.st_mode)) |
| 2783 | self.assertEqual(entry.is_symlink(), |
| 2784 | os.path.islink(entry.path)) |
| 2785 | |
| 2786 | entry_lstat = os.stat(entry.path, follow_symlinks=False) |
| 2787 | self.assertEqual(entry.is_dir(follow_symlinks=False), |
| 2788 | stat.S_ISDIR(entry_lstat.st_mode)) |
| 2789 | self.assertEqual(entry.is_file(follow_symlinks=False), |
| 2790 | stat.S_ISREG(entry_lstat.st_mode)) |
| 2791 | |
| 2792 | self.assert_stat_equal(entry.stat(), |
| 2793 | entry_stat, |
| 2794 | os.name == 'nt' and not is_symlink) |
| 2795 | self.assert_stat_equal(entry.stat(follow_symlinks=False), |
| 2796 | entry_lstat, |
| 2797 | os.name == 'nt') |
| 2798 | |
| 2799 | def test_attributes(self): |
| 2800 | link = hasattr(os, 'link') |
| 2801 | symlink = support.can_symlink() |
| 2802 | |
| 2803 | dirname = os.path.join(self.path, "dir") |
| 2804 | os.mkdir(dirname) |
| 2805 | filename = self.create_file("file.txt") |
| 2806 | if link: |
| 2807 | os.link(filename, os.path.join(self.path, "link_file.txt")) |
| 2808 | if symlink: |
| 2809 | os.symlink(dirname, os.path.join(self.path, "symlink_dir"), |
| 2810 | target_is_directory=True) |
| 2811 | os.symlink(filename, os.path.join(self.path, "symlink_file.txt")) |
| 2812 | |
| 2813 | names = ['dir', 'file.txt'] |
| 2814 | if link: |
| 2815 | names.append('link_file.txt') |
| 2816 | if symlink: |
| 2817 | names.extend(('symlink_dir', 'symlink_file.txt')) |
| 2818 | entries = self.get_entries(names) |
| 2819 | |
| 2820 | entry = entries['dir'] |
| 2821 | self.check_entry(entry, 'dir', True, False, False) |
| 2822 | |
| 2823 | entry = entries['file.txt'] |
| 2824 | self.check_entry(entry, 'file.txt', False, True, False) |
| 2825 | |
| 2826 | if link: |
| 2827 | entry = entries['link_file.txt'] |
| 2828 | self.check_entry(entry, 'link_file.txt', False, True, False) |
| 2829 | |
| 2830 | if symlink: |
| 2831 | entry = entries['symlink_dir'] |
| 2832 | self.check_entry(entry, 'symlink_dir', True, False, True) |
| 2833 | |
| 2834 | entry = entries['symlink_file.txt'] |
| 2835 | self.check_entry(entry, 'symlink_file.txt', False, True, True) |
| 2836 | |
| 2837 | def get_entry(self, name): |
| 2838 | entries = list(os.scandir(self.path)) |
| 2839 | self.assertEqual(len(entries), 1) |
| 2840 | |
| 2841 | entry = entries[0] |
| 2842 | self.assertEqual(entry.name, name) |
| 2843 | return entry |
| 2844 | |
| 2845 | def create_file_entry(self): |
| 2846 | filename = self.create_file() |
| 2847 | return self.get_entry(os.path.basename(filename)) |
| 2848 | |
| 2849 | def test_current_directory(self): |
| 2850 | filename = self.create_file() |
| 2851 | old_dir = os.getcwd() |
| 2852 | try: |
| 2853 | os.chdir(self.path) |
| 2854 | |
| 2855 | # call scandir() without parameter: it must list the content |
| 2856 | # of the current directory |
| 2857 | entries = dict((entry.name, entry) for entry in os.scandir()) |
| 2858 | self.assertEqual(sorted(entries.keys()), |
| 2859 | [os.path.basename(filename)]) |
| 2860 | finally: |
| 2861 | os.chdir(old_dir) |
| 2862 | |
| 2863 | def test_repr(self): |
| 2864 | entry = self.create_file_entry() |
| 2865 | self.assertEqual(repr(entry), "<DirEntry 'file.txt'>") |
| 2866 | |
| 2867 | def test_removed_dir(self): |
| 2868 | path = os.path.join(self.path, 'dir') |
| 2869 | |
| 2870 | os.mkdir(path) |
| 2871 | entry = self.get_entry('dir') |
| 2872 | os.rmdir(path) |
| 2873 | |
| 2874 | # On POSIX, is_dir() result depends if scandir() filled d_type or not |
| 2875 | if os.name == 'nt': |
| 2876 | self.assertTrue(entry.is_dir()) |
| 2877 | self.assertFalse(entry.is_file()) |
| 2878 | self.assertFalse(entry.is_symlink()) |
| 2879 | if os.name == 'nt': |
| 2880 | self.assertRaises(FileNotFoundError, entry.inode) |
| 2881 | # don't fail |
| 2882 | entry.stat() |
| 2883 | entry.stat(follow_symlinks=False) |
| 2884 | else: |
| 2885 | self.assertGreater(entry.inode(), 0) |
| 2886 | self.assertRaises(FileNotFoundError, entry.stat) |
| 2887 | self.assertRaises(FileNotFoundError, entry.stat, follow_symlinks=False) |
| 2888 | |
| 2889 | def test_removed_file(self): |
| 2890 | entry = self.create_file_entry() |
| 2891 | os.unlink(entry.path) |
| 2892 | |
| 2893 | self.assertFalse(entry.is_dir()) |
| 2894 | # On POSIX, is_dir() result depends if scandir() filled d_type or not |
| 2895 | if os.name == 'nt': |
| 2896 | self.assertTrue(entry.is_file()) |
| 2897 | self.assertFalse(entry.is_symlink()) |
| 2898 | if os.name == 'nt': |
| 2899 | self.assertRaises(FileNotFoundError, entry.inode) |
| 2900 | # don't fail |
| 2901 | entry.stat() |
| 2902 | entry.stat(follow_symlinks=False) |
| 2903 | else: |
| 2904 | self.assertGreater(entry.inode(), 0) |
| 2905 | self.assertRaises(FileNotFoundError, entry.stat) |
| 2906 | self.assertRaises(FileNotFoundError, entry.stat, follow_symlinks=False) |
| 2907 | |
| 2908 | def test_broken_symlink(self): |
| 2909 | if not support.can_symlink(): |
| 2910 | return self.skipTest('cannot create symbolic link') |
| 2911 | |
| 2912 | filename = self.create_file("file.txt") |
| 2913 | os.symlink(filename, |
| 2914 | os.path.join(self.path, "symlink.txt")) |
| 2915 | entries = self.get_entries(['file.txt', 'symlink.txt']) |
| 2916 | entry = entries['symlink.txt'] |
| 2917 | os.unlink(filename) |
| 2918 | |
| 2919 | self.assertGreater(entry.inode(), 0) |
| 2920 | self.assertFalse(entry.is_dir()) |
| 2921 | self.assertFalse(entry.is_file()) # broken symlink returns False |
| 2922 | self.assertFalse(entry.is_dir(follow_symlinks=False)) |
| 2923 | self.assertFalse(entry.is_file(follow_symlinks=False)) |
| 2924 | self.assertTrue(entry.is_symlink()) |
| 2925 | self.assertRaises(FileNotFoundError, entry.stat) |
| 2926 | # don't fail |
| 2927 | entry.stat(follow_symlinks=False) |
| 2928 | |
| 2929 | def test_bytes(self): |
| 2930 | if os.name == "nt": |
| 2931 | # On Windows, os.scandir(bytes) must raise an exception |
| 2932 | self.assertRaises(TypeError, os.scandir, b'.') |
| 2933 | return |
| 2934 | |
| 2935 | self.create_file("file.txt") |
| 2936 | |
| 2937 | path_bytes = os.fsencode(self.path) |
| 2938 | entries = list(os.scandir(path_bytes)) |
| 2939 | self.assertEqual(len(entries), 1, entries) |
| 2940 | entry = entries[0] |
| 2941 | |
| 2942 | self.assertEqual(entry.name, b'file.txt') |
| 2943 | self.assertEqual(entry.path, |
| 2944 | os.fsencode(os.path.join(self.path, 'file.txt'))) |
| 2945 | |
| 2946 | def test_empty_path(self): |
| 2947 | self.assertRaises(FileNotFoundError, os.scandir, '') |
| 2948 | |
| 2949 | def test_consume_iterator_twice(self): |
| 2950 | self.create_file("file.txt") |
| 2951 | iterator = os.scandir(self.path) |
| 2952 | |
| 2953 | entries = list(iterator) |
| 2954 | self.assertEqual(len(entries), 1, entries) |
| 2955 | |
| 2956 | # check than consuming the iterator twice doesn't raise exception |
| 2957 | entries2 = list(iterator) |
| 2958 | self.assertEqual(len(entries2), 0, entries2) |
| 2959 | |
| 2960 | def test_bad_path_type(self): |
| 2961 | for obj in [1234, 1.234, {}, []]: |
| 2962 | self.assertRaises(TypeError, os.scandir, obj) |
| 2963 | |
| 2964 | |
Fred Drake | 2e2be37 | 2001-09-20 21:33:42 +0000 | [diff] [blame] | 2965 | if __name__ == "__main__": |
R David Murray | f2ad173 | 2014-12-25 18:36:56 -0500 | [diff] [blame] | 2966 | unittest.main() |