Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1 | # Python test set -- built-in functions |
Guido van Rossum | 3bead09 | 1992-01-27 17:00:37 +0000 | [diff] [blame] | 2 | |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 3 | import ast |
| 4 | import builtins |
Benjamin Peterson | 076e031 | 2010-08-23 21:58:59 +0000 | [diff] [blame] | 5 | import collections |
| 6 | import io |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 7 | import locale |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 8 | import os |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 9 | import pickle |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 10 | import platform |
| 11 | import random |
| 12 | import sys |
| 13 | import traceback |
| 14 | import types |
| 15 | import unittest |
| 16 | import warnings |
| 17 | from operator import neg |
| 18 | from test.support import TESTFN, unlink, run_unittest, check_warnings |
Serhiy Storchaka | 87a5c51 | 2014-02-10 18:21:34 +0200 | [diff] [blame] | 19 | from test.script_helper import assert_python_ok |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 20 | try: |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 21 | import pty, signal |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 22 | except ImportError: |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 23 | pty = signal = None |
Guido van Rossum | 3bead09 | 1992-01-27 17:00:37 +0000 | [diff] [blame] | 24 | |
Guido van Rossum | 3bead09 | 1992-01-27 17:00:37 +0000 | [diff] [blame] | 25 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 26 | class Squares: |
Guido van Rossum | 3bead09 | 1992-01-27 17:00:37 +0000 | [diff] [blame] | 27 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 28 | def __init__(self, max): |
| 29 | self.max = max |
| 30 | self.sofar = [] |
| 31 | |
| 32 | def __len__(self): return len(self.sofar) |
| 33 | |
| 34 | def __getitem__(self, i): |
| 35 | if not 0 <= i < self.max: raise IndexError |
| 36 | n = len(self.sofar) |
| 37 | while n <= i: |
| 38 | self.sofar.append(n*n) |
| 39 | n += 1 |
| 40 | return self.sofar[i] |
| 41 | |
| 42 | class StrSquares: |
| 43 | |
| 44 | def __init__(self, max): |
| 45 | self.max = max |
| 46 | self.sofar = [] |
| 47 | |
| 48 | def __len__(self): |
| 49 | return len(self.sofar) |
| 50 | |
| 51 | def __getitem__(self, i): |
| 52 | if not 0 <= i < self.max: |
| 53 | raise IndexError |
| 54 | n = len(self.sofar) |
| 55 | while n <= i: |
| 56 | self.sofar.append(str(n*n)) |
| 57 | n += 1 |
| 58 | return self.sofar[i] |
| 59 | |
| 60 | class BitBucket: |
| 61 | def write(self, line): |
| 62 | pass |
| 63 | |
Facundo Batista | 2336bdd | 2008-01-19 19:12:01 +0000 | [diff] [blame] | 64 | test_conv_no_sign = [ |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 65 | ('0', 0), |
| 66 | ('1', 1), |
| 67 | ('9', 9), |
| 68 | ('10', 10), |
| 69 | ('99', 99), |
| 70 | ('100', 100), |
| 71 | ('314', 314), |
| 72 | (' 314', 314), |
| 73 | ('314 ', 314), |
| 74 | (' \t\t 314 \t\t ', 314), |
Christian Heimes | a37d4c6 | 2007-12-04 23:02:19 +0000 | [diff] [blame] | 75 | (repr(sys.maxsize), sys.maxsize), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 76 | (' 1x', ValueError), |
| 77 | (' 1 ', 1), |
| 78 | (' 1\02 ', ValueError), |
| 79 | ('', ValueError), |
| 80 | (' ', ValueError), |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 81 | (' \t\t ', ValueError), |
Guido van Rossum | ef87d6e | 2007-05-02 19:09:54 +0000 | [diff] [blame] | 82 | (str(b'\u0663\u0661\u0664 ','raw-unicode-escape'), 314), |
Guido van Rossum | 84fc66d | 2007-05-03 17:18:26 +0000 | [diff] [blame] | 83 | (chr(0x200), ValueError), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 84 | ] |
| 85 | |
Facundo Batista | 2336bdd | 2008-01-19 19:12:01 +0000 | [diff] [blame] | 86 | test_conv_sign = [ |
| 87 | ('0', 0), |
| 88 | ('1', 1), |
| 89 | ('9', 9), |
| 90 | ('10', 10), |
| 91 | ('99', 99), |
| 92 | ('100', 100), |
| 93 | ('314', 314), |
| 94 | (' 314', ValueError), |
| 95 | ('314 ', 314), |
| 96 | (' \t\t 314 \t\t ', ValueError), |
| 97 | (repr(sys.maxsize), sys.maxsize), |
| 98 | (' 1x', ValueError), |
| 99 | (' 1 ', ValueError), |
| 100 | (' 1\02 ', ValueError), |
| 101 | ('', ValueError), |
| 102 | (' ', ValueError), |
| 103 | (' \t\t ', ValueError), |
| 104 | (str(b'\u0663\u0661\u0664 ','raw-unicode-escape'), 314), |
| 105 | (chr(0x200), ValueError), |
| 106 | ] |
| 107 | |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 108 | class TestFailingBool: |
Jack Diederich | 4dafcc4 | 2006-11-28 19:15:13 +0000 | [diff] [blame] | 109 | def __bool__(self): |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 110 | raise RuntimeError |
| 111 | |
| 112 | class TestFailingIter: |
| 113 | def __iter__(self): |
| 114 | raise RuntimeError |
| 115 | |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 116 | def filter_char(arg): |
| 117 | return ord(arg) > ord("d") |
| 118 | |
| 119 | def map_char(arg): |
| 120 | return chr(ord(arg)+1) |
| 121 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 122 | class BuiltinTest(unittest.TestCase): |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 123 | # Helper to check picklability |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 124 | def check_iter_pickle(self, it, seq, proto): |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 125 | itorg = it |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 126 | d = pickle.dumps(it, proto) |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 127 | it = pickle.loads(d) |
| 128 | self.assertEqual(type(itorg), type(it)) |
| 129 | self.assertEqual(list(it), seq) |
| 130 | |
| 131 | #test the iterator after dropping one from it |
| 132 | it = pickle.loads(d) |
| 133 | try: |
| 134 | next(it) |
| 135 | except StopIteration: |
| 136 | return |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 137 | d = pickle.dumps(it, proto) |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 138 | it = pickle.loads(d) |
| 139 | self.assertEqual(list(it), seq[1:]) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 140 | |
| 141 | def test_import(self): |
| 142 | __import__('sys') |
| 143 | __import__('time') |
| 144 | __import__('string') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 145 | __import__(name='sys') |
| 146 | __import__(name='time', level=0) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 147 | self.assertRaises(ImportError, __import__, 'spamspam') |
| 148 | self.assertRaises(TypeError, __import__, 1, 2, 3, 4) |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 149 | self.assertRaises(ValueError, __import__, '') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 150 | self.assertRaises(TypeError, __import__, 'sys', name='sys') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 151 | |
| 152 | def test_abs(self): |
| 153 | # int |
| 154 | self.assertEqual(abs(0), 0) |
| 155 | self.assertEqual(abs(1234), 1234) |
| 156 | self.assertEqual(abs(-1234), 1234) |
Christian Heimes | a37d4c6 | 2007-12-04 23:02:19 +0000 | [diff] [blame] | 157 | self.assertTrue(abs(-sys.maxsize-1) > 0) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 158 | # float |
| 159 | self.assertEqual(abs(0.0), 0.0) |
| 160 | self.assertEqual(abs(3.14), 3.14) |
| 161 | self.assertEqual(abs(-3.14), 3.14) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 162 | # str |
| 163 | self.assertRaises(TypeError, abs, 'a') |
Mark Dickinson | fb3dc94 | 2010-05-25 19:06:24 +0000 | [diff] [blame] | 164 | # bool |
| 165 | self.assertEqual(abs(True), 1) |
| 166 | self.assertEqual(abs(False), 0) |
| 167 | # other |
| 168 | self.assertRaises(TypeError, abs) |
| 169 | self.assertRaises(TypeError, abs, None) |
| 170 | class AbsClass(object): |
| 171 | def __abs__(self): |
| 172 | return -5 |
| 173 | self.assertEqual(abs(AbsClass()), -5) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 174 | |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 175 | def test_all(self): |
| 176 | self.assertEqual(all([2, 4, 6]), True) |
| 177 | self.assertEqual(all([2, None, 6]), False) |
| 178 | self.assertRaises(RuntimeError, all, [2, TestFailingBool(), 6]) |
| 179 | self.assertRaises(RuntimeError, all, TestFailingIter()) |
| 180 | self.assertRaises(TypeError, all, 10) # Non-iterable |
| 181 | self.assertRaises(TypeError, all) # No args |
| 182 | self.assertRaises(TypeError, all, [2, 4, 6], []) # Too many args |
| 183 | self.assertEqual(all([]), True) # Empty iterator |
Ezio Melotti | 0f4377c | 2013-02-21 23:15:40 +0200 | [diff] [blame] | 184 | self.assertEqual(all([0, TestFailingBool()]), False)# Short-circuit |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 185 | S = [50, 60] |
| 186 | self.assertEqual(all(x > 42 for x in S), True) |
| 187 | S = [50, 40, 60] |
| 188 | self.assertEqual(all(x > 42 for x in S), False) |
| 189 | |
| 190 | def test_any(self): |
| 191 | self.assertEqual(any([None, None, None]), False) |
| 192 | self.assertEqual(any([None, 4, None]), True) |
| 193 | self.assertRaises(RuntimeError, any, [None, TestFailingBool(), 6]) |
R David Murray | 1acaf0b | 2013-02-06 09:56:19 -0500 | [diff] [blame] | 194 | self.assertRaises(RuntimeError, any, TestFailingIter()) |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 195 | self.assertRaises(TypeError, any, 10) # Non-iterable |
| 196 | self.assertRaises(TypeError, any) # No args |
| 197 | self.assertRaises(TypeError, any, [2, 4, 6], []) # Too many args |
| 198 | self.assertEqual(any([]), False) # Empty iterator |
Ezio Melotti | 0f4377c | 2013-02-21 23:15:40 +0200 | [diff] [blame] | 199 | self.assertEqual(any([1, TestFailingBool()]), True) # Short-circuit |
Raymond Hettinger | 96229b1 | 2005-03-11 06:49:40 +0000 | [diff] [blame] | 200 | S = [40, 60, 30] |
| 201 | self.assertEqual(any(x > 42 for x in S), True) |
| 202 | S = [10, 20, 30] |
| 203 | self.assertEqual(any(x > 42 for x in S), False) |
| 204 | |
Georg Brandl | 559e5d7 | 2008-06-11 18:37:52 +0000 | [diff] [blame] | 205 | def test_ascii(self): |
| 206 | self.assertEqual(ascii(''), '\'\'') |
| 207 | self.assertEqual(ascii(0), '0') |
Georg Brandl | 559e5d7 | 2008-06-11 18:37:52 +0000 | [diff] [blame] | 208 | self.assertEqual(ascii(()), '()') |
| 209 | self.assertEqual(ascii([]), '[]') |
| 210 | self.assertEqual(ascii({}), '{}') |
| 211 | a = [] |
| 212 | a.append(a) |
| 213 | self.assertEqual(ascii(a), '[[...]]') |
| 214 | a = {} |
| 215 | a[0] = a |
| 216 | self.assertEqual(ascii(a), '{0: {...}}') |
Antoine Pitrou | e4a1892 | 2010-09-09 20:30:23 +0000 | [diff] [blame] | 217 | # Advanced checks for unicode strings |
| 218 | def _check_uni(s): |
| 219 | self.assertEqual(ascii(s), repr(s)) |
| 220 | _check_uni("'") |
| 221 | _check_uni('"') |
| 222 | _check_uni('"\'') |
| 223 | _check_uni('\0') |
| 224 | _check_uni('\r\n\t .') |
| 225 | # Unprintable non-ASCII characters |
| 226 | _check_uni('\x85') |
| 227 | _check_uni('\u1fff') |
| 228 | _check_uni('\U00012fff') |
| 229 | # Lone surrogates |
| 230 | _check_uni('\ud800') |
| 231 | _check_uni('\udfff') |
| 232 | # Issue #9804: surrogates should be joined even for printable |
| 233 | # wide characters (UCS-2 builds). |
| 234 | self.assertEqual(ascii('\U0001d121'), "'\\U0001d121'") |
| 235 | # All together |
| 236 | s = "'\0\"\n\r\t abcd\x85é\U00012fff\uD800\U0001D121xxx." |
| 237 | self.assertEqual(ascii(s), |
| 238 | r"""'\'\x00"\n\r\t abcd\x85\xe9\U00012fff\ud800\U0001d121xxx.'""") |
Georg Brandl | 559e5d7 | 2008-06-11 18:37:52 +0000 | [diff] [blame] | 239 | |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 240 | def test_neg(self): |
Christian Heimes | a37d4c6 | 2007-12-04 23:02:19 +0000 | [diff] [blame] | 241 | x = -sys.maxsize-1 |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 242 | self.assertTrue(isinstance(x, int)) |
Christian Heimes | a37d4c6 | 2007-12-04 23:02:19 +0000 | [diff] [blame] | 243 | self.assertEqual(-x, sys.maxsize+1) |
Thomas Wouters | 89f507f | 2006-12-13 04:49:30 +0000 | [diff] [blame] | 244 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 245 | def test_callable(self): |
Antoine Pitrou | e71362d | 2010-11-27 22:00:11 +0000 | [diff] [blame] | 246 | self.assertTrue(callable(len)) |
| 247 | self.assertFalse(callable("a")) |
| 248 | self.assertTrue(callable(callable)) |
| 249 | self.assertTrue(callable(lambda x, y: x + y)) |
| 250 | self.assertFalse(callable(__builtins__)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 251 | def f(): pass |
Antoine Pitrou | e71362d | 2010-11-27 22:00:11 +0000 | [diff] [blame] | 252 | self.assertTrue(callable(f)) |
| 253 | |
| 254 | class C1: |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 255 | def meth(self): pass |
Antoine Pitrou | e71362d | 2010-11-27 22:00:11 +0000 | [diff] [blame] | 256 | self.assertTrue(callable(C1)) |
| 257 | c = C1() |
| 258 | self.assertTrue(callable(c.meth)) |
| 259 | self.assertFalse(callable(c)) |
| 260 | |
| 261 | # __call__ is looked up on the class, not the instance |
| 262 | c.__call__ = None |
| 263 | self.assertFalse(callable(c)) |
| 264 | c.__call__ = lambda self: 0 |
| 265 | self.assertFalse(callable(c)) |
| 266 | del c.__call__ |
| 267 | self.assertFalse(callable(c)) |
| 268 | |
| 269 | class C2(object): |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 270 | def __call__(self): pass |
Antoine Pitrou | e71362d | 2010-11-27 22:00:11 +0000 | [diff] [blame] | 271 | c2 = C2() |
| 272 | self.assertTrue(callable(c2)) |
| 273 | c2.__call__ = None |
| 274 | self.assertTrue(callable(c2)) |
| 275 | class C3(C2): pass |
| 276 | c3 = C3() |
| 277 | self.assertTrue(callable(c3)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 278 | |
| 279 | def test_chr(self): |
| 280 | self.assertEqual(chr(32), ' ') |
| 281 | self.assertEqual(chr(65), 'A') |
| 282 | self.assertEqual(chr(97), 'a') |
| 283 | self.assertEqual(chr(0xff), '\xff') |
Guido van Rossum | 572dbf8 | 2007-04-27 23:53:51 +0000 | [diff] [blame] | 284 | self.assertRaises(ValueError, chr, 1<<24) |
Guido van Rossum | 8ac004e | 2007-07-15 13:00:05 +0000 | [diff] [blame] | 285 | self.assertEqual(chr(sys.maxunicode), |
Ezio Melotti | a9860ae | 2011-10-04 19:06:00 +0300 | [diff] [blame] | 286 | str('\\U0010ffff'.encode("ascii"), 'unicode-escape')) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 287 | self.assertRaises(TypeError, chr) |
Guido van Rossum | 8ac004e | 2007-07-15 13:00:05 +0000 | [diff] [blame] | 288 | self.assertEqual(chr(0x0000FFFF), "\U0000FFFF") |
| 289 | self.assertEqual(chr(0x00010000), "\U00010000") |
| 290 | self.assertEqual(chr(0x00010001), "\U00010001") |
| 291 | self.assertEqual(chr(0x000FFFFE), "\U000FFFFE") |
| 292 | self.assertEqual(chr(0x000FFFFF), "\U000FFFFF") |
| 293 | self.assertEqual(chr(0x00100000), "\U00100000") |
| 294 | self.assertEqual(chr(0x00100001), "\U00100001") |
| 295 | self.assertEqual(chr(0x0010FFFE), "\U0010FFFE") |
| 296 | self.assertEqual(chr(0x0010FFFF), "\U0010FFFF") |
| 297 | self.assertRaises(ValueError, chr, -1) |
| 298 | self.assertRaises(ValueError, chr, 0x00110000) |
Amaury Forgeot d'Arc | 7888d08 | 2008-08-01 01:06:32 +0000 | [diff] [blame] | 299 | self.assertRaises((OverflowError, ValueError), chr, 2**32) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 300 | |
Guido van Rossum | 8ac004e | 2007-07-15 13:00:05 +0000 | [diff] [blame] | 301 | def test_cmp(self): |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 302 | self.assertTrue(not hasattr(builtins, "cmp")) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 303 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 304 | def test_compile(self): |
Guido van Rossum | be19ed7 | 2007-02-09 05:37:30 +0000 | [diff] [blame] | 305 | compile('print(1)\n', '', 'exec') |
Amaury Forgeot d'Arc | af59346 | 2007-11-22 20:53:01 +0000 | [diff] [blame] | 306 | bom = b'\xef\xbb\xbf' |
| 307 | compile(bom + b'print(1)\n', '', 'exec') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 308 | compile(source='pass', filename='?', mode='exec') |
| 309 | compile(dont_inherit=0, filename='tmp', source='0', mode='eval') |
| 310 | compile('pass', '?', dont_inherit=1, mode='exec') |
Benjamin Peterson | 60320cb | 2008-09-26 21:49:22 +0000 | [diff] [blame] | 311 | compile(memoryview(b"text"), "name", "exec") |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 312 | self.assertRaises(TypeError, compile) |
Guido van Rossum | be19ed7 | 2007-02-09 05:37:30 +0000 | [diff] [blame] | 313 | self.assertRaises(ValueError, compile, 'print(42)\n', '<string>', 'badmode') |
| 314 | self.assertRaises(ValueError, compile, 'print(42)\n', '<string>', 'single', 0xff) |
Serhiy Storchaka | d8a1447 | 2014-09-06 20:07:17 +0300 | [diff] [blame] | 315 | self.assertRaises(ValueError, compile, chr(0), 'f', 'exec') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 316 | self.assertRaises(TypeError, compile, 'pass', '?', 'exec', |
| 317 | mode='eval', source='0', filename='tmp') |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 318 | compile('print("\xe5")\n', '', 'exec') |
Serhiy Storchaka | d8a1447 | 2014-09-06 20:07:17 +0300 | [diff] [blame] | 319 | self.assertRaises(ValueError, compile, chr(0), 'f', 'exec') |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 320 | self.assertRaises(ValueError, compile, str('a = 1'), 'f', 'bad') |
Guido van Rossum | d8faa36 | 2007-04-27 19:54:29 +0000 | [diff] [blame] | 321 | |
Georg Brandl | 8334fd9 | 2010-12-04 10:26:46 +0000 | [diff] [blame] | 322 | # test the optimize argument |
| 323 | |
| 324 | codestr = '''def f(): |
| 325 | """doc""" |
| 326 | try: |
| 327 | assert False |
| 328 | except AssertionError: |
| 329 | return (True, f.__doc__) |
| 330 | else: |
| 331 | return (False, f.__doc__) |
| 332 | ''' |
| 333 | def f(): """doc""" |
| 334 | values = [(-1, __debug__, f.__doc__), |
| 335 | (0, True, 'doc'), |
| 336 | (1, False, 'doc'), |
| 337 | (2, False, None)] |
| 338 | for optval, debugval, docstring in values: |
| 339 | # test both direct compilation and compilation via AST |
| 340 | codeobjs = [] |
| 341 | codeobjs.append(compile(codestr, "<test>", "exec", optimize=optval)) |
| 342 | tree = ast.parse(codestr) |
| 343 | codeobjs.append(compile(tree, "<test>", "exec", optimize=optval)) |
| 344 | for code in codeobjs: |
| 345 | ns = {} |
| 346 | exec(code, ns) |
| 347 | rv = ns['f']() |
| 348 | self.assertEqual(rv, (debugval, docstring)) |
| 349 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 350 | def test_delattr(self): |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 351 | sys.spam = 1 |
| 352 | delattr(sys, 'spam') |
| 353 | self.assertRaises(TypeError, delattr) |
| 354 | |
| 355 | def test_dir(self): |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 356 | # dir(wrong number of arguments) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 357 | self.assertRaises(TypeError, dir, 42, 42) |
| 358 | |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 359 | # dir() - local scope |
| 360 | local_var = 1 |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 361 | self.assertIn('local_var', dir()) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 362 | |
| 363 | # dir(module) |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 364 | self.assertIn('exit', dir(sys)) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 365 | |
| 366 | # dir(module_with_invalid__dict__) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 367 | class Foo(types.ModuleType): |
| 368 | __dict__ = 8 |
| 369 | f = Foo("foo") |
| 370 | self.assertRaises(TypeError, dir, f) |
| 371 | |
| 372 | # dir(type) |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 373 | self.assertIn("strip", dir(str)) |
| 374 | self.assertNotIn("__mro__", dir(str)) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 375 | |
| 376 | # dir(obj) |
| 377 | class Foo(object): |
| 378 | def __init__(self): |
| 379 | self.x = 7 |
| 380 | self.y = 8 |
| 381 | self.z = 9 |
| 382 | f = Foo() |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 383 | self.assertIn("y", dir(f)) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 384 | |
| 385 | # dir(obj_no__dict__) |
| 386 | class Foo(object): |
| 387 | __slots__ = [] |
| 388 | f = Foo() |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 389 | self.assertIn("__repr__", dir(f)) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 390 | |
| 391 | # dir(obj_no__class__with__dict__) |
| 392 | # (an ugly trick to cause getattr(f, "__class__") to fail) |
| 393 | class Foo(object): |
| 394 | __slots__ = ["__class__", "__dict__"] |
| 395 | def __init__(self): |
| 396 | self.bar = "wow" |
| 397 | f = Foo() |
Benjamin Peterson | 577473f | 2010-01-19 00:09:57 +0000 | [diff] [blame] | 398 | self.assertNotIn("__repr__", dir(f)) |
| 399 | self.assertIn("bar", dir(f)) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 400 | |
| 401 | # dir(obj_using __dir__) |
| 402 | class Foo(object): |
| 403 | def __dir__(self): |
| 404 | return ["kan", "ga", "roo"] |
| 405 | f = Foo() |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 406 | self.assertTrue(dir(f) == ["ga", "kan", "roo"]) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 407 | |
Benjamin Peterson | 3bbb722 | 2011-06-11 16:12:08 -0500 | [diff] [blame] | 408 | # dir(obj__dir__tuple) |
| 409 | class Foo(object): |
| 410 | def __dir__(self): |
| 411 | return ("b", "c", "a") |
| 412 | res = dir(Foo()) |
| 413 | self.assertIsInstance(res, list) |
| 414 | self.assertTrue(res == ["a", "b", "c"]) |
| 415 | |
| 416 | # dir(obj__dir__not_sequence) |
Georg Brandl | e32b422 | 2007-03-10 22:13:27 +0000 | [diff] [blame] | 417 | class Foo(object): |
| 418 | def __dir__(self): |
| 419 | return 7 |
| 420 | f = Foo() |
| 421 | self.assertRaises(TypeError, dir, f) |
| 422 | |
Collin Winter | 3eed765 | 2007-08-14 17:53:54 +0000 | [diff] [blame] | 423 | # dir(traceback) |
| 424 | try: |
| 425 | raise IndexError |
| 426 | except: |
| 427 | self.assertEqual(len(dir(sys.exc_info()[2])), 4) |
| 428 | |
Benjamin Peterson | dac9ace | 2011-05-25 09:33:37 -0500 | [diff] [blame] | 429 | # test that object has a __dir__() |
| 430 | self.assertEqual(sorted([].__dir__()), dir([])) |
Collin Winter | 3eed765 | 2007-08-14 17:53:54 +0000 | [diff] [blame] | 431 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 432 | def test_divmod(self): |
| 433 | self.assertEqual(divmod(12, 7), (1, 5)) |
| 434 | self.assertEqual(divmod(-12, 7), (-2, 2)) |
| 435 | self.assertEqual(divmod(12, -7), (-2, -2)) |
| 436 | self.assertEqual(divmod(-12, -7), (1, -5)) |
| 437 | |
Mark Dickinson | 5c2db37 | 2009-12-05 20:28:34 +0000 | [diff] [blame] | 438 | self.assertEqual(divmod(-sys.maxsize-1, -1), (sys.maxsize+1, 0)) |
Raymond Hettinger | 5ea7e31 | 2004-09-30 07:47:20 +0000 | [diff] [blame] | 439 | |
Eli Bendersky | 67ebabd | 2011-02-25 10:14:17 +0000 | [diff] [blame] | 440 | for num, denom, exp_result in [ (3.25, 1.0, (3.0, 0.25)), |
| 441 | (-3.25, 1.0, (-4.0, 0.75)), |
| 442 | (3.25, -1.0, (-4.0, -0.75)), |
| 443 | (-3.25, -1.0, (3.0, -0.25))]: |
| 444 | result = divmod(num, denom) |
| 445 | self.assertAlmostEqual(result[0], exp_result[0]) |
| 446 | self.assertAlmostEqual(result[1], exp_result[1]) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 447 | |
| 448 | self.assertRaises(TypeError, divmod) |
| 449 | |
| 450 | def test_eval(self): |
| 451 | self.assertEqual(eval('1+1'), 2) |
| 452 | self.assertEqual(eval(' 1+1\n'), 2) |
| 453 | globals = {'a': 1, 'b': 2} |
| 454 | locals = {'b': 200, 'c': 300} |
| 455 | self.assertEqual(eval('a', globals) , 1) |
| 456 | self.assertEqual(eval('a', globals, locals), 1) |
| 457 | self.assertEqual(eval('b', globals, locals), 200) |
| 458 | self.assertEqual(eval('c', globals, locals), 300) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 459 | globals = {'a': 1, 'b': 2} |
| 460 | locals = {'b': 200, 'c': 300} |
Amaury Forgeot d'Arc | af59346 | 2007-11-22 20:53:01 +0000 | [diff] [blame] | 461 | bom = b'\xef\xbb\xbf' |
| 462 | self.assertEqual(eval(bom + b'a', globals, locals), 1) |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 463 | self.assertEqual(eval('"\xe5"', globals), "\xe5") |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 464 | self.assertRaises(TypeError, eval) |
| 465 | self.assertRaises(TypeError, eval, ()) |
Amaury Forgeot d'Arc | af59346 | 2007-11-22 20:53:01 +0000 | [diff] [blame] | 466 | self.assertRaises(SyntaxError, eval, bom[:2] + b'a') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 467 | |
Benjamin Peterson | 9272279 | 2012-12-15 12:51:05 -0500 | [diff] [blame] | 468 | class X: |
| 469 | def __getitem__(self, key): |
| 470 | raise ValueError |
| 471 | self.assertRaises(ValueError, eval, "foo", {}, X()) |
| 472 | |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 473 | def test_general_eval(self): |
| 474 | # Tests that general mappings can be used for the locals argument |
| 475 | |
| 476 | class M: |
| 477 | "Test mapping interface versus possible calls from eval()." |
| 478 | def __getitem__(self, key): |
| 479 | if key == 'a': |
| 480 | return 12 |
| 481 | raise KeyError |
Guido van Rossum | cd70eee | 2007-02-11 18:53:00 +0000 | [diff] [blame] | 482 | def keys(self): |
| 483 | return list('xyz') |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 484 | |
| 485 | m = M() |
| 486 | g = globals() |
| 487 | self.assertEqual(eval('a', g, m), 12) |
| 488 | self.assertRaises(NameError, eval, 'b', g, m) |
| 489 | self.assertEqual(eval('dir()', g, m), list('xyz')) |
| 490 | self.assertEqual(eval('globals()', g, m), g) |
| 491 | self.assertEqual(eval('locals()', g, m), m) |
Raymond Hettinger | 513ffe8 | 2004-07-06 13:44:41 +0000 | [diff] [blame] | 492 | self.assertRaises(TypeError, eval, 'a', m) |
Raymond Hettinger | 66bd233 | 2004-08-02 08:30:07 +0000 | [diff] [blame] | 493 | class A: |
| 494 | "Non-mapping" |
| 495 | pass |
| 496 | m = A() |
| 497 | self.assertRaises(TypeError, eval, 'a', g, m) |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 498 | |
| 499 | # Verify that dict subclasses work as well |
| 500 | class D(dict): |
| 501 | def __getitem__(self, key): |
| 502 | if key == 'a': |
| 503 | return 12 |
| 504 | return dict.__getitem__(self, key) |
Guido van Rossum | cd70eee | 2007-02-11 18:53:00 +0000 | [diff] [blame] | 505 | def keys(self): |
| 506 | return list('xyz') |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 507 | |
| 508 | d = D() |
| 509 | self.assertEqual(eval('a', g, d), 12) |
| 510 | self.assertRaises(NameError, eval, 'b', g, d) |
| 511 | self.assertEqual(eval('dir()', g, d), list('xyz')) |
| 512 | self.assertEqual(eval('globals()', g, d), g) |
| 513 | self.assertEqual(eval('locals()', g, d), d) |
| 514 | |
| 515 | # Verify locals stores (used by list comps) |
| 516 | eval('[locals() for i in (2,3)]', g, d) |
Raymond Hettinger | f80680d | 2008-02-06 00:07:11 +0000 | [diff] [blame] | 517 | eval('[locals() for i in (2,3)]', g, collections.UserDict()) |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 518 | |
| 519 | class SpreadSheet: |
| 520 | "Sample application showing nested, calculated lookups." |
| 521 | _cells = {} |
| 522 | def __setitem__(self, key, formula): |
| 523 | self._cells[key] = formula |
Thomas Wouters | 73e5a5b | 2006-06-08 15:35:45 +0000 | [diff] [blame] | 524 | def __getitem__(self, key): |
Raymond Hettinger | 214b1c3 | 2004-07-02 06:41:07 +0000 | [diff] [blame] | 525 | return eval(self._cells[key], globals(), self) |
| 526 | |
| 527 | ss = SpreadSheet() |
| 528 | ss['a1'] = '5' |
| 529 | ss['a2'] = 'a1*6' |
| 530 | ss['a3'] = 'a2*7' |
| 531 | self.assertEqual(ss['a3'], 210) |
| 532 | |
Raymond Hettinger | 2a7dede | 2004-08-07 04:55:30 +0000 | [diff] [blame] | 533 | # Verify that dir() catches a non-list returned by eval |
| 534 | # SF bug #1004669 |
| 535 | class C: |
| 536 | def __getitem__(self, item): |
| 537 | raise KeyError(item) |
Guido van Rossum | cd70eee | 2007-02-11 18:53:00 +0000 | [diff] [blame] | 538 | def keys(self): |
| 539 | return 1 # used to be 'a' but that's no longer an error |
Raymond Hettinger | 2a7dede | 2004-08-07 04:55:30 +0000 | [diff] [blame] | 540 | self.assertRaises(TypeError, eval, 'dir()', globals(), C()) |
| 541 | |
Georg Brandl | 7cae87c | 2006-09-06 06:51:57 +0000 | [diff] [blame] | 542 | def test_exec(self): |
| 543 | g = {} |
| 544 | exec('z = 1', g) |
| 545 | if '__builtins__' in g: |
| 546 | del g['__builtins__'] |
| 547 | self.assertEqual(g, {'z': 1}) |
| 548 | |
Guido van Rossum | ef87d6e | 2007-05-02 19:09:54 +0000 | [diff] [blame] | 549 | exec('z = 1+1', g) |
Georg Brandl | 7cae87c | 2006-09-06 06:51:57 +0000 | [diff] [blame] | 550 | if '__builtins__' in g: |
| 551 | del g['__builtins__'] |
| 552 | self.assertEqual(g, {'z': 2}) |
| 553 | g = {} |
| 554 | l = {} |
| 555 | |
Brett Cannon | 7762899 | 2010-03-20 20:59:33 +0000 | [diff] [blame] | 556 | with check_warnings(): |
| 557 | warnings.filterwarnings("ignore", "global statement", |
| 558 | module="<string>") |
| 559 | exec('global a; a = 1; b = 2', g, l) |
Georg Brandl | 7cae87c | 2006-09-06 06:51:57 +0000 | [diff] [blame] | 560 | if '__builtins__' in g: |
| 561 | del g['__builtins__'] |
| 562 | if '__builtins__' in l: |
| 563 | del l['__builtins__'] |
| 564 | self.assertEqual((g, l), ({'a': 1}, {'b': 2})) |
| 565 | |
Victor Stinner | b0b2242 | 2012-04-19 00:57:45 +0200 | [diff] [blame] | 566 | def test_exec_globals(self): |
| 567 | code = compile("print('Hello World!')", "", "exec") |
| 568 | # no builtin function |
| 569 | self.assertRaisesRegex(NameError, "name 'print' is not defined", |
| 570 | exec, code, {'__builtins__': {}}) |
| 571 | # __builtins__ must be a mapping type |
| 572 | self.assertRaises(TypeError, |
| 573 | exec, code, {'__builtins__': 123}) |
| 574 | |
| 575 | # no __build_class__ function |
| 576 | code = compile("class A: pass", "", "exec") |
| 577 | self.assertRaisesRegex(NameError, "__build_class__ not found", |
| 578 | exec, code, {'__builtins__': {}}) |
| 579 | |
| 580 | class frozendict_error(Exception): |
| 581 | pass |
| 582 | |
| 583 | class frozendict(dict): |
| 584 | def __setitem__(self, key, value): |
| 585 | raise frozendict_error("frozendict is readonly") |
| 586 | |
| 587 | # read-only builtins |
Brett Cannon | 2f9f056 | 2013-06-15 23:24:11 -0400 | [diff] [blame] | 588 | if isinstance(__builtins__, types.ModuleType): |
| 589 | frozen_builtins = frozendict(__builtins__.__dict__) |
| 590 | else: |
| 591 | frozen_builtins = frozendict(__builtins__) |
Victor Stinner | b0b2242 | 2012-04-19 00:57:45 +0200 | [diff] [blame] | 592 | code = compile("__builtins__['superglobal']=2; print(superglobal)", "test", "exec") |
| 593 | self.assertRaises(frozendict_error, |
| 594 | exec, code, {'__builtins__': frozen_builtins}) |
| 595 | |
| 596 | # read-only globals |
| 597 | namespace = frozendict({}) |
| 598 | code = compile("x=1", "test", "exec") |
| 599 | self.assertRaises(frozendict_error, |
| 600 | exec, code, namespace) |
| 601 | |
Amaury Forgeot d'Arc | 9ed7735 | 2008-04-04 23:25:27 +0000 | [diff] [blame] | 602 | def test_exec_redirected(self): |
| 603 | savestdout = sys.stdout |
| 604 | sys.stdout = None # Whatever that cannot flush() |
| 605 | try: |
| 606 | # Used to raise SystemError('error return without exception set') |
| 607 | exec('a') |
| 608 | except NameError: |
| 609 | pass |
| 610 | finally: |
| 611 | sys.stdout = savestdout |
| 612 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 613 | def test_filter(self): |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 614 | self.assertEqual(list(filter(lambda c: 'a' <= c <= 'z', 'Hello World')), list('elloorld')) |
| 615 | self.assertEqual(list(filter(None, [1, 'hello', [], [3], '', None, 9, 0])), [1, 'hello', [3], 9]) |
| 616 | self.assertEqual(list(filter(lambda x: x > 0, [1, -3, 9, 0, 2])), [1, 9, 2]) |
| 617 | self.assertEqual(list(filter(None, Squares(10))), [1, 4, 9, 16, 25, 36, 49, 64, 81]) |
| 618 | self.assertEqual(list(filter(lambda x: x%2, Squares(10))), [1, 9, 25, 49, 81]) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 619 | def identity(item): |
| 620 | return 1 |
| 621 | filter(identity, Squares(5)) |
| 622 | self.assertRaises(TypeError, filter) |
| 623 | class BadSeq(object): |
Tim Peters | f2715e0 | 2003-02-19 02:35:07 +0000 | [diff] [blame] | 624 | def __getitem__(self, index): |
| 625 | if index<4: |
| 626 | return 42 |
| 627 | raise ValueError |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 628 | self.assertRaises(ValueError, list, filter(lambda x: x, BadSeq())) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 629 | def badfunc(): |
| 630 | pass |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 631 | self.assertRaises(TypeError, list, filter(badfunc, range(5))) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 632 | |
Walter Dörwald | bf51707 | 2003-01-27 15:57:14 +0000 | [diff] [blame] | 633 | # test bltinmodule.c::filtertuple() |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 634 | self.assertEqual(list(filter(None, (1, 2))), [1, 2]) |
| 635 | self.assertEqual(list(filter(lambda x: x>=3, (1, 2, 3, 4))), [3, 4]) |
| 636 | self.assertRaises(TypeError, list, filter(42, (1, 2))) |
Walter Dörwald | c3da83f | 2003-02-04 20:24:45 +0000 | [diff] [blame] | 637 | |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 638 | def test_filter_pickle(self): |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 639 | for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| 640 | f1 = filter(filter_char, "abcdeabcde") |
| 641 | f2 = filter(filter_char, "abcdeabcde") |
| 642 | self.check_iter_pickle(f1, list(f2), proto) |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 643 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 644 | def test_getattr(self): |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 645 | self.assertTrue(getattr(sys, 'stdout') is sys.stdout) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 646 | self.assertRaises(TypeError, getattr, sys, 1) |
| 647 | self.assertRaises(TypeError, getattr, sys, 1, "foo") |
| 648 | self.assertRaises(TypeError, getattr) |
Guido van Rossum | f15a29f | 2007-05-04 00:41:39 +0000 | [diff] [blame] | 649 | self.assertRaises(AttributeError, getattr, sys, chr(sys.maxunicode)) |
Victor Stinner | 624dbf6 | 2010-03-12 17:17:58 +0000 | [diff] [blame] | 650 | # unicode surrogates are not encodable to the default encoding (utf8) |
| 651 | self.assertRaises(AttributeError, getattr, 1, "\uDAD1\uD51E") |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 652 | |
| 653 | def test_hasattr(self): |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 654 | self.assertTrue(hasattr(sys, 'stdout')) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 655 | self.assertRaises(TypeError, hasattr, sys, 1) |
| 656 | self.assertRaises(TypeError, hasattr) |
Guido van Rossum | f15a29f | 2007-05-04 00:41:39 +0000 | [diff] [blame] | 657 | self.assertEqual(False, hasattr(sys, chr(sys.maxunicode))) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 658 | |
Benjamin Peterson | 1768999 | 2010-08-24 03:26:23 +0000 | [diff] [blame] | 659 | # Check that hasattr propagates all exceptions outside of |
| 660 | # AttributeError. |
Alexandre Vassalotti | eca20b6 | 2008-05-16 02:54:33 +0000 | [diff] [blame] | 661 | class A: |
| 662 | def __getattr__(self, what): |
Benjamin Peterson | 1768999 | 2010-08-24 03:26:23 +0000 | [diff] [blame] | 663 | raise SystemExit |
| 664 | self.assertRaises(SystemExit, hasattr, A(), "b") |
Alexandre Vassalotti | eca20b6 | 2008-05-16 02:54:33 +0000 | [diff] [blame] | 665 | class B: |
| 666 | def __getattr__(self, what): |
Benjamin Peterson | 1768999 | 2010-08-24 03:26:23 +0000 | [diff] [blame] | 667 | raise ValueError |
| 668 | self.assertRaises(ValueError, hasattr, B(), "b") |
Alexandre Vassalotti | eca20b6 | 2008-05-16 02:54:33 +0000 | [diff] [blame] | 669 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 670 | def test_hash(self): |
| 671 | hash(None) |
Guido van Rossum | e2a383d | 2007-01-15 16:59:06 +0000 | [diff] [blame] | 672 | self.assertEqual(hash(1), hash(1)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 673 | self.assertEqual(hash(1), hash(1.0)) |
| 674 | hash('spam') |
Guido van Rossum | 98297ee | 2007-11-06 21:34:58 +0000 | [diff] [blame] | 675 | self.assertEqual(hash('spam'), hash(b'spam')) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 676 | hash((0,1,2,3)) |
| 677 | def f(): pass |
| 678 | self.assertRaises(TypeError, hash, []) |
| 679 | self.assertRaises(TypeError, hash, {}) |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 680 | # Bug 1536021: Allow hash to return long objects |
| 681 | class X: |
| 682 | def __hash__(self): |
| 683 | return 2**100 |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 684 | self.assertEqual(type(hash(X())), int) |
Guido van Rossum | e2a383d | 2007-01-15 16:59:06 +0000 | [diff] [blame] | 685 | class Z(int): |
Thomas Wouters | 0e3f591 | 2006-08-11 14:57:12 +0000 | [diff] [blame] | 686 | def __hash__(self): |
| 687 | return self |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 688 | self.assertEqual(hash(Z(42)), hash(42)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 689 | |
| 690 | def test_hex(self): |
| 691 | self.assertEqual(hex(16), '0x10') |
Guido van Rossum | e2a383d | 2007-01-15 16:59:06 +0000 | [diff] [blame] | 692 | self.assertEqual(hex(-16), '-0x10') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 693 | self.assertRaises(TypeError, hex, {}) |
| 694 | |
| 695 | def test_id(self): |
| 696 | id(None) |
| 697 | id(1) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 698 | id(1.0) |
| 699 | id('spam') |
| 700 | id((0,1,2,3)) |
| 701 | id([0,1,2,3]) |
| 702 | id({'spam': 1, 'eggs': 2, 'ham': 3}) |
| 703 | |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 704 | # Test input() later, alphabetized as if it were raw_input |
| 705 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 706 | def test_iter(self): |
| 707 | self.assertRaises(TypeError, iter) |
| 708 | self.assertRaises(TypeError, iter, 42, 42) |
| 709 | lists = [("1", "2"), ["1", "2"], "12"] |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 710 | for l in lists: |
| 711 | i = iter(l) |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 712 | self.assertEqual(next(i), '1') |
| 713 | self.assertEqual(next(i), '2') |
| 714 | self.assertRaises(StopIteration, next, i) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 715 | |
| 716 | def test_isinstance(self): |
| 717 | class C: |
| 718 | pass |
| 719 | class D(C): |
| 720 | pass |
| 721 | class E: |
| 722 | pass |
| 723 | c = C() |
| 724 | d = D() |
| 725 | e = E() |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 726 | self.assertTrue(isinstance(c, C)) |
| 727 | self.assertTrue(isinstance(d, C)) |
| 728 | self.assertTrue(not isinstance(e, C)) |
| 729 | self.assertTrue(not isinstance(c, D)) |
| 730 | self.assertTrue(not isinstance('foo', E)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 731 | self.assertRaises(TypeError, isinstance, E, 'foo') |
| 732 | self.assertRaises(TypeError, isinstance) |
| 733 | |
| 734 | def test_issubclass(self): |
| 735 | class C: |
| 736 | pass |
| 737 | class D(C): |
| 738 | pass |
| 739 | class E: |
| 740 | pass |
| 741 | c = C() |
| 742 | d = D() |
| 743 | e = E() |
Benjamin Peterson | c9c0f20 | 2009-06-30 23:06:06 +0000 | [diff] [blame] | 744 | self.assertTrue(issubclass(D, C)) |
| 745 | self.assertTrue(issubclass(C, C)) |
| 746 | self.assertTrue(not issubclass(C, D)) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 747 | self.assertRaises(TypeError, issubclass, 'foo', E) |
| 748 | self.assertRaises(TypeError, issubclass, E, 'foo') |
| 749 | self.assertRaises(TypeError, issubclass) |
| 750 | |
| 751 | def test_len(self): |
| 752 | self.assertEqual(len('123'), 3) |
| 753 | self.assertEqual(len(()), 0) |
| 754 | self.assertEqual(len((1, 2, 3, 4)), 4) |
| 755 | self.assertEqual(len([1, 2, 3, 4]), 4) |
| 756 | self.assertEqual(len({}), 0) |
| 757 | self.assertEqual(len({'a':1, 'b': 2}), 2) |
| 758 | class BadSeq: |
| 759 | def __len__(self): |
| 760 | raise ValueError |
| 761 | self.assertRaises(ValueError, len, BadSeq()) |
Benjamin Peterson | ee1ae7c | 2009-02-08 21:07:20 +0000 | [diff] [blame] | 762 | class InvalidLen: |
| 763 | def __len__(self): |
| 764 | return None |
| 765 | self.assertRaises(TypeError, len, InvalidLen()) |
| 766 | class FloatLen: |
| 767 | def __len__(self): |
| 768 | return 4.5 |
| 769 | self.assertRaises(TypeError, len, FloatLen()) |
| 770 | class HugeLen: |
| 771 | def __len__(self): |
| 772 | return sys.maxsize + 1 |
| 773 | self.assertRaises(OverflowError, len, HugeLen()) |
Mark Dickinson | fb3dc94 | 2010-05-25 19:06:24 +0000 | [diff] [blame] | 774 | class NoLenMethod(object): pass |
| 775 | self.assertRaises(TypeError, len, NoLenMethod()) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 776 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 777 | def test_map(self): |
| 778 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 779 | list(map(lambda x: x*x, range(1,4))), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 780 | [1, 4, 9] |
| 781 | ) |
| 782 | try: |
| 783 | from math import sqrt |
| 784 | except ImportError: |
| 785 | def sqrt(x): |
| 786 | return pow(x, 0.5) |
| 787 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 788 | list(map(lambda x: list(map(sqrt, x)), [[16, 4], [81, 9]])), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 789 | [[4.0, 2.0], [9.0, 3.0]] |
| 790 | ) |
| 791 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 792 | list(map(lambda x, y: x+y, [1,3,2], [9,1,4])), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 793 | [10, 4, 6] |
| 794 | ) |
| 795 | |
| 796 | def plus(*v): |
| 797 | accu = 0 |
| 798 | for i in v: accu = accu + i |
| 799 | return accu |
| 800 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 801 | list(map(plus, [1, 3, 7])), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 802 | [1, 3, 7] |
| 803 | ) |
| 804 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 805 | list(map(plus, [1, 3, 7], [4, 9, 2])), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 806 | [1+4, 3+9, 7+2] |
| 807 | ) |
| 808 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 809 | list(map(plus, [1, 3, 7], [4, 9, 2], [1, 1, 0])), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 810 | [1+4+1, 3+9+1, 7+2+0] |
| 811 | ) |
| 812 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 813 | list(map(int, Squares(10))), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 814 | [0, 1, 4, 9, 16, 25, 36, 49, 64, 81] |
| 815 | ) |
Guido van Rossum | 47b9ff6 | 2006-08-24 00:41:19 +0000 | [diff] [blame] | 816 | def Max(a, b): |
| 817 | if a is None: |
| 818 | return b |
| 819 | if b is None: |
| 820 | return a |
| 821 | return max(a, b) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 822 | self.assertEqual( |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 823 | list(map(Max, Squares(3), Squares(2))), |
| 824 | [0, 1] |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 825 | ) |
| 826 | self.assertRaises(TypeError, map) |
| 827 | self.assertRaises(TypeError, map, lambda x: x, 42) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 828 | class BadSeq: |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 829 | def __iter__(self): |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 830 | raise ValueError |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 831 | yield None |
| 832 | self.assertRaises(ValueError, list, map(lambda x: x, BadSeq())) |
Neal Norwitz | fcf4435 | 2005-11-27 20:37:43 +0000 | [diff] [blame] | 833 | def badfunc(x): |
| 834 | raise RuntimeError |
Guido van Rossum | c1f779c | 2007-07-03 08:25:58 +0000 | [diff] [blame] | 835 | self.assertRaises(RuntimeError, list, map(badfunc, range(5))) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 836 | |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 837 | def test_map_pickle(self): |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 838 | for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| 839 | m1 = map(map_char, "Is this the real life?") |
| 840 | m2 = map(map_char, "Is this the real life?") |
| 841 | self.check_iter_pickle(m1, list(m2), proto) |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 842 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 843 | def test_max(self): |
| 844 | self.assertEqual(max('123123'), '3') |
| 845 | self.assertEqual(max(1, 2, 3), 3) |
| 846 | self.assertEqual(max((1, 2, 3, 1, 2, 3)), 3) |
| 847 | self.assertEqual(max([1, 2, 3, 1, 2, 3]), 3) |
| 848 | |
Guido van Rossum | e2a383d | 2007-01-15 16:59:06 +0000 | [diff] [blame] | 849 | self.assertEqual(max(1, 2, 3.0), 3.0) |
| 850 | self.assertEqual(max(1, 2.0, 3), 3) |
| 851 | self.assertEqual(max(1.0, 2, 3), 3) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 852 | |
Raymond Hettinger | 4d6018f | 2013-06-24 22:43:02 -0700 | [diff] [blame] | 853 | self.assertRaises(TypeError, max) |
| 854 | self.assertRaises(TypeError, max, 42) |
| 855 | self.assertRaises(ValueError, max, ()) |
| 856 | class BadSeq: |
| 857 | def __getitem__(self, index): |
| 858 | raise ValueError |
| 859 | self.assertRaises(ValueError, max, BadSeq()) |
| 860 | |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 861 | for stmt in ( |
| 862 | "max(key=int)", # no args |
Raymond Hettinger | 4d6018f | 2013-06-24 22:43:02 -0700 | [diff] [blame] | 863 | "max(default=None)", |
| 864 | "max(1, 2, default=None)", # require container for default |
| 865 | "max(default=None, key=int)", |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 866 | "max(1, key=int)", # single arg not iterable |
| 867 | "max(1, 2, keystone=int)", # wrong keyword |
| 868 | "max(1, 2, key=int, abc=int)", # two many keywords |
| 869 | "max(1, 2, key=1)", # keyfunc is not callable |
| 870 | ): |
Tim Peters | 7f06187 | 2004-12-07 21:17:46 +0000 | [diff] [blame] | 871 | try: |
Georg Brandl | 7cae87c | 2006-09-06 06:51:57 +0000 | [diff] [blame] | 872 | exec(stmt, globals()) |
Tim Peters | 7f06187 | 2004-12-07 21:17:46 +0000 | [diff] [blame] | 873 | except TypeError: |
| 874 | pass |
| 875 | else: |
| 876 | self.fail(stmt) |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 877 | |
| 878 | self.assertEqual(max((1,), key=neg), 1) # one elem iterable |
| 879 | self.assertEqual(max((1,2), key=neg), 1) # two elem iterable |
| 880 | self.assertEqual(max(1, 2, key=neg), 1) # two elems |
| 881 | |
Raymond Hettinger | 4d6018f | 2013-06-24 22:43:02 -0700 | [diff] [blame] | 882 | self.assertEqual(max((), default=None), None) # zero elem iterable |
| 883 | self.assertEqual(max((1,), default=None), 1) # one elem iterable |
| 884 | self.assertEqual(max((1,2), default=None), 2) # two elem iterable |
| 885 | |
| 886 | self.assertEqual(max((), default=1, key=neg), 1) |
| 887 | self.assertEqual(max((1, 2), default=3, key=neg), 1) |
| 888 | |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 889 | data = [random.randrange(200) for i in range(100)] |
| 890 | keys = dict((elem, random.randrange(50)) for elem in data) |
| 891 | f = keys.__getitem__ |
| 892 | self.assertEqual(max(data, key=f), |
| 893 | sorted(reversed(data), key=f)[-1]) |
| 894 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 895 | def test_min(self): |
| 896 | self.assertEqual(min('123123'), '1') |
| 897 | self.assertEqual(min(1, 2, 3), 1) |
| 898 | self.assertEqual(min((1, 2, 3, 1, 2, 3)), 1) |
| 899 | self.assertEqual(min([1, 2, 3, 1, 2, 3]), 1) |
| 900 | |
Guido van Rossum | e2a383d | 2007-01-15 16:59:06 +0000 | [diff] [blame] | 901 | self.assertEqual(min(1, 2, 3.0), 1) |
| 902 | self.assertEqual(min(1, 2.0, 3), 1) |
| 903 | self.assertEqual(min(1.0, 2, 3), 1.0) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 904 | |
| 905 | self.assertRaises(TypeError, min) |
| 906 | self.assertRaises(TypeError, min, 42) |
| 907 | self.assertRaises(ValueError, min, ()) |
| 908 | class BadSeq: |
| 909 | def __getitem__(self, index): |
| 910 | raise ValueError |
| 911 | self.assertRaises(ValueError, min, BadSeq()) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 912 | |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 913 | for stmt in ( |
| 914 | "min(key=int)", # no args |
Raymond Hettinger | 4d6018f | 2013-06-24 22:43:02 -0700 | [diff] [blame] | 915 | "min(default=None)", |
| 916 | "min(1, 2, default=None)", # require container for default |
| 917 | "min(default=None, key=int)", |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 918 | "min(1, key=int)", # single arg not iterable |
| 919 | "min(1, 2, keystone=int)", # wrong keyword |
| 920 | "min(1, 2, key=int, abc=int)", # two many keywords |
| 921 | "min(1, 2, key=1)", # keyfunc is not callable |
| 922 | ): |
Tim Peters | 7f06187 | 2004-12-07 21:17:46 +0000 | [diff] [blame] | 923 | try: |
Georg Brandl | 7cae87c | 2006-09-06 06:51:57 +0000 | [diff] [blame] | 924 | exec(stmt, globals()) |
Tim Peters | 7f06187 | 2004-12-07 21:17:46 +0000 | [diff] [blame] | 925 | except TypeError: |
| 926 | pass |
| 927 | else: |
| 928 | self.fail(stmt) |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 929 | |
| 930 | self.assertEqual(min((1,), key=neg), 1) # one elem iterable |
| 931 | self.assertEqual(min((1,2), key=neg), 2) # two elem iterable |
| 932 | self.assertEqual(min(1, 2, key=neg), 2) # two elems |
| 933 | |
Raymond Hettinger | 4d6018f | 2013-06-24 22:43:02 -0700 | [diff] [blame] | 934 | self.assertEqual(min((), default=None), None) # zero elem iterable |
| 935 | self.assertEqual(min((1,), default=None), 1) # one elem iterable |
| 936 | self.assertEqual(min((1,2), default=None), 1) # two elem iterable |
| 937 | |
| 938 | self.assertEqual(min((), default=1, key=neg), 1) |
| 939 | self.assertEqual(min((1, 2), default=1, key=neg), 2) |
| 940 | |
Raymond Hettinger | 3b0c7c2 | 2004-12-03 08:30:39 +0000 | [diff] [blame] | 941 | data = [random.randrange(200) for i in range(100)] |
| 942 | keys = dict((elem, random.randrange(50)) for elem in data) |
| 943 | f = keys.__getitem__ |
| 944 | self.assertEqual(min(data, key=f), |
| 945 | sorted(data, key=f)[0]) |
| 946 | |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 947 | def test_next(self): |
| 948 | it = iter(range(2)) |
| 949 | self.assertEqual(next(it), 0) |
| 950 | self.assertEqual(next(it), 1) |
| 951 | self.assertRaises(StopIteration, next, it) |
| 952 | self.assertRaises(StopIteration, next, it) |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 953 | self.assertEqual(next(it, 42), 42) |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 954 | |
| 955 | class Iter(object): |
| 956 | def __iter__(self): |
| 957 | return self |
| 958 | def __next__(self): |
| 959 | raise StopIteration |
| 960 | |
| 961 | it = iter(Iter()) |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 962 | self.assertEqual(next(it, 42), 42) |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 963 | self.assertRaises(StopIteration, next, it) |
| 964 | |
| 965 | def gen(): |
| 966 | yield 1 |
| 967 | return |
| 968 | |
| 969 | it = gen() |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 970 | self.assertEqual(next(it), 1) |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 971 | self.assertRaises(StopIteration, next, it) |
Ezio Melotti | b3aedd4 | 2010-11-20 19:04:17 +0000 | [diff] [blame] | 972 | self.assertEqual(next(it, 42), 42) |
Georg Brandl | a18af4e | 2007-04-21 15:47:16 +0000 | [diff] [blame] | 973 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 974 | def test_oct(self): |
Guido van Rossum | cd16bf6 | 2007-06-13 18:07:49 +0000 | [diff] [blame] | 975 | self.assertEqual(oct(100), '0o144') |
Guido van Rossum | cd16bf6 | 2007-06-13 18:07:49 +0000 | [diff] [blame] | 976 | self.assertEqual(oct(-100), '-0o144') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 977 | self.assertRaises(TypeError, oct, ()) |
| 978 | |
| 979 | def write_testfile(self): |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 980 | # NB the first 4 lines are also used to test input, below |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 981 | fp = open(TESTFN, 'w') |
Victor Stinner | 82fb71d | 2013-08-22 01:58:12 +0200 | [diff] [blame] | 982 | self.addCleanup(unlink, TESTFN) |
| 983 | with fp: |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 984 | fp.write('1+1\n') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 985 | fp.write('The quick brown fox jumps over the lazy dog') |
| 986 | fp.write('.\n') |
| 987 | fp.write('Dear John\n') |
| 988 | fp.write('XXX'*100) |
| 989 | fp.write('YYY'*100) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 990 | |
| 991 | def test_open(self): |
| 992 | self.write_testfile() |
| 993 | fp = open(TESTFN, 'r') |
Victor Stinner | 82fb71d | 2013-08-22 01:58:12 +0200 | [diff] [blame] | 994 | with fp: |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 995 | self.assertEqual(fp.readline(4), '1+1\n') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 996 | self.assertEqual(fp.readline(), 'The quick brown fox jumps over the lazy dog.\n') |
| 997 | self.assertEqual(fp.readline(4), 'Dear') |
| 998 | self.assertEqual(fp.readline(100), ' John\n') |
| 999 | self.assertEqual(fp.read(300), 'XXX'*100) |
| 1000 | self.assertEqual(fp.read(1000), 'YYY'*100) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1001 | |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 1002 | def test_open_default_encoding(self): |
| 1003 | old_environ = dict(os.environ) |
| 1004 | try: |
| 1005 | # try to get a user preferred encoding different than the current |
| 1006 | # locale encoding to check that open() uses the current locale |
| 1007 | # encoding and not the user preferred encoding |
| 1008 | for key in ('LC_ALL', 'LANG', 'LC_CTYPE'): |
| 1009 | if key in os.environ: |
| 1010 | del os.environ[key] |
| 1011 | |
| 1012 | self.write_testfile() |
| 1013 | current_locale_encoding = locale.getpreferredencoding(False) |
| 1014 | fp = open(TESTFN, 'w') |
Victor Stinner | 82fb71d | 2013-08-22 01:58:12 +0200 | [diff] [blame] | 1015 | with fp: |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 1016 | self.assertEqual(fp.encoding, current_locale_encoding) |
Victor Stinner | f86a5e8 | 2012-06-05 13:43:22 +0200 | [diff] [blame] | 1017 | finally: |
| 1018 | os.environ.clear() |
| 1019 | os.environ.update(old_environ) |
| 1020 | |
Victor Stinner | daf4555 | 2013-08-28 00:53:59 +0200 | [diff] [blame] | 1021 | def test_open_non_inheritable(self): |
| 1022 | fileobj = open(__file__) |
| 1023 | with fileobj: |
| 1024 | self.assertFalse(os.get_inheritable(fileobj.fileno())) |
| 1025 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1026 | def test_ord(self): |
| 1027 | self.assertEqual(ord(' '), 32) |
| 1028 | self.assertEqual(ord('A'), 65) |
| 1029 | self.assertEqual(ord('a'), 97) |
Guido van Rossum | f9e91c9 | 2007-05-08 21:05:48 +0000 | [diff] [blame] | 1030 | self.assertEqual(ord('\x80'), 128) |
| 1031 | self.assertEqual(ord('\xff'), 255) |
| 1032 | |
| 1033 | self.assertEqual(ord(b' '), 32) |
| 1034 | self.assertEqual(ord(b'A'), 65) |
| 1035 | self.assertEqual(ord(b'a'), 97) |
| 1036 | self.assertEqual(ord(b'\x80'), 128) |
| 1037 | self.assertEqual(ord(b'\xff'), 255) |
| 1038 | |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 1039 | self.assertEqual(ord(chr(sys.maxunicode)), sys.maxunicode) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1040 | self.assertRaises(TypeError, ord, 42) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1041 | |
Guido van Rossum | 8ac004e | 2007-07-15 13:00:05 +0000 | [diff] [blame] | 1042 | self.assertEqual(ord(chr(0x10FFFF)), 0x10FFFF) |
| 1043 | self.assertEqual(ord("\U0000FFFF"), 0x0000FFFF) |
| 1044 | self.assertEqual(ord("\U00010000"), 0x00010000) |
| 1045 | self.assertEqual(ord("\U00010001"), 0x00010001) |
| 1046 | self.assertEqual(ord("\U000FFFFE"), 0x000FFFFE) |
| 1047 | self.assertEqual(ord("\U000FFFFF"), 0x000FFFFF) |
| 1048 | self.assertEqual(ord("\U00100000"), 0x00100000) |
| 1049 | self.assertEqual(ord("\U00100001"), 0x00100001) |
| 1050 | self.assertEqual(ord("\U0010FFFE"), 0x0010FFFE) |
| 1051 | self.assertEqual(ord("\U0010FFFF"), 0x0010FFFF) |
| 1052 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1053 | def test_pow(self): |
| 1054 | self.assertEqual(pow(0,0), 1) |
| 1055 | self.assertEqual(pow(0,1), 0) |
| 1056 | self.assertEqual(pow(1,0), 1) |
| 1057 | self.assertEqual(pow(1,1), 1) |
| 1058 | |
| 1059 | self.assertEqual(pow(2,0), 1) |
| 1060 | self.assertEqual(pow(2,10), 1024) |
| 1061 | self.assertEqual(pow(2,20), 1024*1024) |
| 1062 | self.assertEqual(pow(2,30), 1024*1024*1024) |
| 1063 | |
| 1064 | self.assertEqual(pow(-2,0), 1) |
| 1065 | self.assertEqual(pow(-2,1), -2) |
| 1066 | self.assertEqual(pow(-2,2), 4) |
| 1067 | self.assertEqual(pow(-2,3), -8) |
| 1068 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1069 | self.assertAlmostEqual(pow(0.,0), 1.) |
| 1070 | self.assertAlmostEqual(pow(0.,1), 0.) |
| 1071 | self.assertAlmostEqual(pow(1.,0), 1.) |
| 1072 | self.assertAlmostEqual(pow(1.,1), 1.) |
| 1073 | |
| 1074 | self.assertAlmostEqual(pow(2.,0), 1.) |
| 1075 | self.assertAlmostEqual(pow(2.,10), 1024.) |
| 1076 | self.assertAlmostEqual(pow(2.,20), 1024.*1024.) |
| 1077 | self.assertAlmostEqual(pow(2.,30), 1024.*1024.*1024.) |
| 1078 | |
| 1079 | self.assertAlmostEqual(pow(-2.,0), 1.) |
| 1080 | self.assertAlmostEqual(pow(-2.,1), -2.) |
| 1081 | self.assertAlmostEqual(pow(-2.,2), 4.) |
| 1082 | self.assertAlmostEqual(pow(-2.,3), -8.) |
| 1083 | |
Mark Dickinson | 5c2db37 | 2009-12-05 20:28:34 +0000 | [diff] [blame] | 1084 | for x in 2, 2.0: |
| 1085 | for y in 10, 10.0: |
| 1086 | for z in 1000, 1000.0: |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1087 | if isinstance(x, float) or \ |
| 1088 | isinstance(y, float) or \ |
| 1089 | isinstance(z, float): |
Benjamin Peterson | f84200f | 2014-04-11 15:37:18 -0400 | [diff] [blame] | 1090 | self.assertRaises(TypeError, pow, x, y, z) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1091 | else: |
| 1092 | self.assertAlmostEqual(pow(x, y, z), 24.0) |
| 1093 | |
Jeffrey Yasskin | 3404b3c | 2007-09-07 15:15:49 +0000 | [diff] [blame] | 1094 | self.assertAlmostEqual(pow(-1, 0.5), 1j) |
| 1095 | self.assertAlmostEqual(pow(-1, 1/3), 0.5 + 0.8660254037844386j) |
| 1096 | |
Benjamin Peterson | f84200f | 2014-04-11 15:37:18 -0400 | [diff] [blame] | 1097 | self.assertRaises(ValueError, pow, -1, -2, 3) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1098 | self.assertRaises(ValueError, pow, 1, 2, 0) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1099 | |
| 1100 | self.assertRaises(TypeError, pow) |
| 1101 | |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1102 | def test_input(self): |
| 1103 | self.write_testfile() |
| 1104 | fp = open(TESTFN, 'r') |
| 1105 | savestdin = sys.stdin |
| 1106 | savestdout = sys.stdout # Eats the echo |
| 1107 | try: |
| 1108 | sys.stdin = fp |
| 1109 | sys.stdout = BitBucket() |
| 1110 | self.assertEqual(input(), "1+1") |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1111 | self.assertEqual(input(), 'The quick brown fox jumps over the lazy dog.') |
| 1112 | self.assertEqual(input('testing\n'), 'Dear John') |
| 1113 | |
| 1114 | # SF 1535165: don't segfault on closed stdin |
| 1115 | # sys.stdout must be a regular file for triggering |
| 1116 | sys.stdout = savestdout |
| 1117 | sys.stdin.close() |
| 1118 | self.assertRaises(ValueError, input) |
| 1119 | |
| 1120 | sys.stdout = BitBucket() |
Guido van Rossum | 34d1928 | 2007-08-09 01:03:29 +0000 | [diff] [blame] | 1121 | sys.stdin = io.StringIO("NULL\0") |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1122 | self.assertRaises(TypeError, input, 42, 42) |
Guido van Rossum | 34d1928 | 2007-08-09 01:03:29 +0000 | [diff] [blame] | 1123 | sys.stdin = io.StringIO(" 'whitespace'") |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1124 | self.assertEqual(input(), " 'whitespace'") |
Guido van Rossum | 34d1928 | 2007-08-09 01:03:29 +0000 | [diff] [blame] | 1125 | sys.stdin = io.StringIO() |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1126 | self.assertRaises(EOFError, input) |
| 1127 | |
| 1128 | del sys.stdout |
| 1129 | self.assertRaises(RuntimeError, input, 'prompt') |
| 1130 | del sys.stdin |
| 1131 | self.assertRaises(RuntimeError, input, 'prompt') |
| 1132 | finally: |
| 1133 | sys.stdin = savestdin |
| 1134 | sys.stdout = savestdout |
| 1135 | fp.close() |
Guido van Rossum | a88a033 | 2007-02-26 16:59:55 +0000 | [diff] [blame] | 1136 | |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 1137 | @unittest.skipUnless(pty, "the pty and signal modules must be available") |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1138 | def check_input_tty(self, prompt, terminal_input, stdio_encoding=None): |
Antoine Pitrou | 1ce4b14 | 2011-11-06 03:03:18 +0100 | [diff] [blame] | 1139 | if not sys.stdin.isatty() or not sys.stdout.isatty(): |
| 1140 | self.skipTest("stdin and stdout must be ttys") |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1141 | r, w = os.pipe() |
| 1142 | try: |
| 1143 | pid, fd = pty.fork() |
| 1144 | except (OSError, AttributeError) as e: |
| 1145 | os.close(r) |
| 1146 | os.close(w) |
| 1147 | self.skipTest("pty.fork() raised {}".format(e)) |
| 1148 | if pid == 0: |
| 1149 | # Child |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 1150 | try: |
| 1151 | # Make sure we don't get stuck if there's a problem |
| 1152 | signal.alarm(2) |
| 1153 | os.close(r) |
| 1154 | # Check the error handlers are accounted for |
| 1155 | if stdio_encoding: |
| 1156 | sys.stdin = io.TextIOWrapper(sys.stdin.detach(), |
| 1157 | encoding=stdio_encoding, |
| 1158 | errors='surrogateescape') |
| 1159 | sys.stdout = io.TextIOWrapper(sys.stdout.detach(), |
| 1160 | encoding=stdio_encoding, |
| 1161 | errors='replace') |
| 1162 | with open(w, "w") as wpipe: |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1163 | print("tty =", sys.stdin.isatty() and sys.stdout.isatty(), file=wpipe) |
| 1164 | print(ascii(input(prompt)), file=wpipe) |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 1165 | except: |
| 1166 | traceback.print_exc() |
| 1167 | finally: |
| 1168 | # We don't want to return to unittest... |
| 1169 | os._exit(0) |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1170 | # Parent |
| 1171 | os.close(w) |
| 1172 | os.write(fd, terminal_input + b"\r\n") |
| 1173 | # Get results from the pipe |
| 1174 | with open(r, "r") as rpipe: |
| 1175 | lines = [] |
| 1176 | while True: |
| 1177 | line = rpipe.readline().strip() |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 1178 | if line == "": |
| 1179 | # The other end was closed => the child exited |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1180 | break |
| 1181 | lines.append(line) |
Antoine Pitrou | 772add7 | 2011-11-06 02:37:42 +0100 | [diff] [blame] | 1182 | # Check the result was got and corresponds to the user's terminal input |
| 1183 | if len(lines) != 2: |
| 1184 | # Something went wrong, try to get at stderr |
| 1185 | with open(fd, "r", encoding="ascii", errors="ignore") as child_output: |
| 1186 | self.fail("got %d lines in pipe but expected 2, child output was:\n%s" |
| 1187 | % (len(lines), child_output.read())) |
| 1188 | os.close(fd) |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1189 | # Check we did exercise the GNU readline path |
| 1190 | self.assertIn(lines[0], {'tty = True', 'tty = False'}) |
| 1191 | if lines[0] != 'tty = True': |
| 1192 | self.skipTest("standard IO in should have been a tty") |
Antoine Pitrou | 0d776b1 | 2011-11-06 00:34:26 +0100 | [diff] [blame] | 1193 | input_result = eval(lines[1]) # ascii() -> eval() roundtrip |
| 1194 | if stdio_encoding: |
| 1195 | expected = terminal_input.decode(stdio_encoding, 'surrogateescape') |
| 1196 | else: |
| 1197 | expected = terminal_input.decode(sys.stdin.encoding) # what else? |
| 1198 | self.assertEqual(input_result, expected) |
| 1199 | |
| 1200 | def test_input_tty(self): |
| 1201 | # Test input() functionality when wired to a tty (the code path |
| 1202 | # is different and invokes GNU readline if available). |
| 1203 | self.check_input_tty("prompt", b"quux") |
| 1204 | |
| 1205 | def test_input_tty_non_ascii(self): |
| 1206 | # Check stdin/stdout encoding is used when invoking GNU readline |
| 1207 | self.check_input_tty("prompté", b"quux\xe9", "utf-8") |
| 1208 | |
| 1209 | def test_input_tty_non_ascii_unicode_errors(self): |
| 1210 | # Check stdin/stdout error handler is used when invoking GNU readline |
| 1211 | self.check_input_tty("prompté", b"quux\xe9", "ascii") |
| 1212 | |
Andrew Svetlov | 8e42e8a | 2012-12-23 12:49:33 +0200 | [diff] [blame] | 1213 | # test_int(): see test_int.py for tests of built-in function int(). |
| 1214 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1215 | def test_repr(self): |
| 1216 | self.assertEqual(repr(''), '\'\'') |
| 1217 | self.assertEqual(repr(0), '0') |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1218 | self.assertEqual(repr(()), '()') |
| 1219 | self.assertEqual(repr([]), '[]') |
| 1220 | self.assertEqual(repr({}), '{}') |
| 1221 | a = [] |
| 1222 | a.append(a) |
| 1223 | self.assertEqual(repr(a), '[[...]]') |
| 1224 | a = {} |
| 1225 | a[0] = a |
| 1226 | self.assertEqual(repr(a), '{0: {...}}') |
| 1227 | |
| 1228 | def test_round(self): |
| 1229 | self.assertEqual(round(0.0), 0.0) |
Guido van Rossum | 2fa33db | 2007-08-23 22:07:24 +0000 | [diff] [blame] | 1230 | self.assertEqual(type(round(0.0)), int) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1231 | self.assertEqual(round(1.0), 1.0) |
| 1232 | self.assertEqual(round(10.0), 10.0) |
| 1233 | self.assertEqual(round(1000000000.0), 1000000000.0) |
| 1234 | self.assertEqual(round(1e20), 1e20) |
| 1235 | |
| 1236 | self.assertEqual(round(-1.0), -1.0) |
| 1237 | self.assertEqual(round(-10.0), -10.0) |
| 1238 | self.assertEqual(round(-1000000000.0), -1000000000.0) |
| 1239 | self.assertEqual(round(-1e20), -1e20) |
| 1240 | |
| 1241 | self.assertEqual(round(0.1), 0.0) |
| 1242 | self.assertEqual(round(1.1), 1.0) |
| 1243 | self.assertEqual(round(10.1), 10.0) |
| 1244 | self.assertEqual(round(1000000000.1), 1000000000.0) |
| 1245 | |
| 1246 | self.assertEqual(round(-1.1), -1.0) |
| 1247 | self.assertEqual(round(-10.1), -10.0) |
| 1248 | self.assertEqual(round(-1000000000.1), -1000000000.0) |
| 1249 | |
| 1250 | self.assertEqual(round(0.9), 1.0) |
| 1251 | self.assertEqual(round(9.9), 10.0) |
| 1252 | self.assertEqual(round(999999999.9), 1000000000.0) |
| 1253 | |
| 1254 | self.assertEqual(round(-0.9), -1.0) |
| 1255 | self.assertEqual(round(-9.9), -10.0) |
| 1256 | self.assertEqual(round(-999999999.9), -1000000000.0) |
| 1257 | |
| 1258 | self.assertEqual(round(-8.0, -1), -10.0) |
Guido van Rossum | 2fa33db | 2007-08-23 22:07:24 +0000 | [diff] [blame] | 1259 | self.assertEqual(type(round(-8.0, -1)), float) |
| 1260 | |
| 1261 | self.assertEqual(type(round(-8.0, 0)), float) |
| 1262 | self.assertEqual(type(round(-8.0, 1)), float) |
| 1263 | |
| 1264 | # Check even / odd rounding behaviour |
| 1265 | self.assertEqual(round(5.5), 6) |
| 1266 | self.assertEqual(round(6.5), 6) |
| 1267 | self.assertEqual(round(-5.5), -6) |
| 1268 | self.assertEqual(round(-6.5), -6) |
| 1269 | |
| 1270 | # Check behavior on ints |
| 1271 | self.assertEqual(round(0), 0) |
| 1272 | self.assertEqual(round(8), 8) |
| 1273 | self.assertEqual(round(-8), -8) |
| 1274 | self.assertEqual(type(round(0)), int) |
Mark Dickinson | 1124e71 | 2009-01-28 21:25:58 +0000 | [diff] [blame] | 1275 | self.assertEqual(type(round(-8, -1)), int) |
| 1276 | self.assertEqual(type(round(-8, 0)), int) |
| 1277 | self.assertEqual(type(round(-8, 1)), int) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1278 | |
Thomas Wouters | 49fd7fa | 2006-04-21 10:40:58 +0000 | [diff] [blame] | 1279 | # test new kwargs |
| 1280 | self.assertEqual(round(number=-8.0, ndigits=-1), -10.0) |
| 1281 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1282 | self.assertRaises(TypeError, round) |
| 1283 | |
Alex Martelli | ae211f9 | 2007-08-22 23:21:33 +0000 | [diff] [blame] | 1284 | # test generic rounding delegation for reals |
| 1285 | class TestRound: |
| 1286 | def __round__(self): |
| 1287 | return 23 |
| 1288 | |
| 1289 | class TestNoRound: |
| 1290 | pass |
| 1291 | |
| 1292 | self.assertEqual(round(TestRound()), 23) |
| 1293 | |
| 1294 | self.assertRaises(TypeError, round, 1, 2, 3) |
| 1295 | self.assertRaises(TypeError, round, TestNoRound()) |
| 1296 | |
Guido van Rossum | 2fa33db | 2007-08-23 22:07:24 +0000 | [diff] [blame] | 1297 | t = TestNoRound() |
| 1298 | t.__round__ = lambda *args: args |
| 1299 | self.assertRaises(TypeError, round, t) |
| 1300 | self.assertRaises(TypeError, round, t, 0) |
| 1301 | |
Mark Dickinson | ad731b9 | 2009-11-09 17:12:30 +0000 | [diff] [blame] | 1302 | # Some versions of glibc for alpha have a bug that affects |
| 1303 | # float -> integer rounding (floor, ceil, rint, round) for |
| 1304 | # values in the range [2**52, 2**53). See: |
| 1305 | # |
| 1306 | # http://sources.redhat.com/bugzilla/show_bug.cgi?id=5350 |
| 1307 | # |
| 1308 | # We skip this test on Linux/alpha if it would fail. |
| 1309 | linux_alpha = (platform.system().startswith('Linux') and |
| 1310 | platform.machine().startswith('alpha')) |
| 1311 | system_round_bug = round(5e15+1) != 5e15+1 |
| 1312 | @unittest.skipIf(linux_alpha and system_round_bug, |
| 1313 | "test will fail; failure is probably due to a " |
| 1314 | "buggy system round function") |
| 1315 | def test_round_large(self): |
| 1316 | # Issue #1869: integral floats should remain unchanged |
| 1317 | self.assertEqual(round(5e15-1), 5e15-1) |
| 1318 | self.assertEqual(round(5e15), 5e15) |
| 1319 | self.assertEqual(round(5e15+1), 5e15+1) |
| 1320 | self.assertEqual(round(5e15+2), 5e15+2) |
| 1321 | self.assertEqual(round(5e15+3), 5e15+3) |
| 1322 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1323 | def test_setattr(self): |
Tim Peters | f2715e0 | 2003-02-19 02:35:07 +0000 | [diff] [blame] | 1324 | setattr(sys, 'spam', 1) |
| 1325 | self.assertEqual(sys.spam, 1) |
| 1326 | self.assertRaises(TypeError, setattr, sys, 1, 'spam') |
| 1327 | self.assertRaises(TypeError, setattr) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1328 | |
Chris Jerdonek | 5fae0e5 | 2012-11-20 17:45:51 -0800 | [diff] [blame] | 1329 | # test_str(): see test_unicode.py and test_bytes.py for str() tests. |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1330 | |
Alex Martelli | a70b191 | 2003-04-22 08:12:33 +0000 | [diff] [blame] | 1331 | def test_sum(self): |
| 1332 | self.assertEqual(sum([]), 0) |
Guido van Rossum | 805365e | 2007-05-07 22:24:25 +0000 | [diff] [blame] | 1333 | self.assertEqual(sum(list(range(2,8))), 27) |
| 1334 | self.assertEqual(sum(iter(list(range(2,8)))), 27) |
Alex Martelli | a70b191 | 2003-04-22 08:12:33 +0000 | [diff] [blame] | 1335 | self.assertEqual(sum(Squares(10)), 285) |
| 1336 | self.assertEqual(sum(iter(Squares(10))), 285) |
| 1337 | self.assertEqual(sum([[1], [2], [3]], []), [1, 2, 3]) |
| 1338 | |
| 1339 | self.assertRaises(TypeError, sum) |
| 1340 | self.assertRaises(TypeError, sum, 42) |
| 1341 | self.assertRaises(TypeError, sum, ['a', 'b', 'c']) |
| 1342 | self.assertRaises(TypeError, sum, ['a', 'b', 'c'], '') |
Benjamin Peterson | ce071ca | 2011-07-29 14:23:47 -0500 | [diff] [blame] | 1343 | self.assertRaises(TypeError, sum, [b'a', b'c'], b'') |
| 1344 | values = [bytearray(b'a'), bytearray(b'b')] |
| 1345 | self.assertRaises(TypeError, sum, values, bytearray(b'')) |
Alex Martelli | a70b191 | 2003-04-22 08:12:33 +0000 | [diff] [blame] | 1346 | self.assertRaises(TypeError, sum, [[1], [2], [3]]) |
| 1347 | self.assertRaises(TypeError, sum, [{2:3}]) |
| 1348 | self.assertRaises(TypeError, sum, [{2:3}]*2, {2:3}) |
| 1349 | |
| 1350 | class BadSeq: |
| 1351 | def __getitem__(self, index): |
| 1352 | raise ValueError |
| 1353 | self.assertRaises(ValueError, sum, BadSeq()) |
| 1354 | |
Mark Dickinson | 3a22b47 | 2009-10-17 21:48:16 +0000 | [diff] [blame] | 1355 | empty = [] |
| 1356 | sum(([x] for x in range(10)), empty) |
| 1357 | self.assertEqual(empty, []) |
| 1358 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1359 | def test_type(self): |
| 1360 | self.assertEqual(type(''), type('123')) |
| 1361 | self.assertNotEqual(type(''), type(())) |
| 1362 | |
Guido van Rossum | fee7b93 | 2005-01-16 00:21:28 +0000 | [diff] [blame] | 1363 | # We don't want self in vars(), so these are static methods |
| 1364 | |
| 1365 | @staticmethod |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1366 | def get_vars_f0(): |
| 1367 | return vars() |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1368 | |
Guido van Rossum | fee7b93 | 2005-01-16 00:21:28 +0000 | [diff] [blame] | 1369 | @staticmethod |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1370 | def get_vars_f2(): |
| 1371 | BuiltinTest.get_vars_f0() |
| 1372 | a = 1 |
| 1373 | b = 2 |
| 1374 | return vars() |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1375 | |
Mark Dickinson | fb3dc94 | 2010-05-25 19:06:24 +0000 | [diff] [blame] | 1376 | class C_get_vars(object): |
| 1377 | def getDict(self): |
| 1378 | return {'a':2} |
| 1379 | __dict__ = property(fget=getDict) |
| 1380 | |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1381 | def test_vars(self): |
Raymond Hettinger | a690a99 | 2003-11-16 16:17:49 +0000 | [diff] [blame] | 1382 | self.assertEqual(set(vars()), set(dir())) |
Raymond Hettinger | a690a99 | 2003-11-16 16:17:49 +0000 | [diff] [blame] | 1383 | self.assertEqual(set(vars(sys)), set(dir(sys))) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1384 | self.assertEqual(self.get_vars_f0(), {}) |
| 1385 | self.assertEqual(self.get_vars_f2(), {'a': 1, 'b': 2}) |
| 1386 | self.assertRaises(TypeError, vars, 42, 42) |
| 1387 | self.assertRaises(TypeError, vars, 42) |
Mark Dickinson | fb3dc94 | 2010-05-25 19:06:24 +0000 | [diff] [blame] | 1388 | self.assertEqual(vars(self.C_get_vars()), {'a':2}) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1389 | |
| 1390 | def test_zip(self): |
| 1391 | a = (1, 2, 3) |
| 1392 | b = (4, 5, 6) |
| 1393 | t = [(1, 4), (2, 5), (3, 6)] |
Guido van Rossum | 801f0d7 | 2006-08-24 19:48:10 +0000 | [diff] [blame] | 1394 | self.assertEqual(list(zip(a, b)), t) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1395 | b = [4, 5, 6] |
Guido van Rossum | 801f0d7 | 2006-08-24 19:48:10 +0000 | [diff] [blame] | 1396 | self.assertEqual(list(zip(a, b)), t) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1397 | b = (4, 5, 6, 7) |
Guido van Rossum | 801f0d7 | 2006-08-24 19:48:10 +0000 | [diff] [blame] | 1398 | self.assertEqual(list(zip(a, b)), t) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1399 | class I: |
| 1400 | def __getitem__(self, i): |
| 1401 | if i < 0 or i > 2: raise IndexError |
| 1402 | return i + 4 |
Guido van Rossum | 801f0d7 | 2006-08-24 19:48:10 +0000 | [diff] [blame] | 1403 | self.assertEqual(list(zip(a, I())), t) |
| 1404 | self.assertEqual(list(zip()), []) |
| 1405 | self.assertEqual(list(zip(*[])), []) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1406 | self.assertRaises(TypeError, zip, None) |
| 1407 | class G: |
| 1408 | pass |
| 1409 | self.assertRaises(TypeError, zip, a, G()) |
Alexander Belopolsky | e29e6bf | 2010-08-16 18:55:46 +0000 | [diff] [blame] | 1410 | self.assertRaises(RuntimeError, zip, a, TestFailingIter()) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1411 | |
| 1412 | # Make sure zip doesn't try to allocate a billion elements for the |
| 1413 | # result list when one of its arguments doesn't say how long it is. |
| 1414 | # A MemoryError is the most likely failure mode. |
| 1415 | class SequenceWithoutALength: |
| 1416 | def __getitem__(self, i): |
| 1417 | if i == 5: |
| 1418 | raise IndexError |
| 1419 | else: |
| 1420 | return i |
| 1421 | self.assertEqual( |
Guido van Rossum | 805365e | 2007-05-07 22:24:25 +0000 | [diff] [blame] | 1422 | list(zip(SequenceWithoutALength(), range(2**30))), |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1423 | list(enumerate(range(5))) |
| 1424 | ) |
| 1425 | |
| 1426 | class BadSeq: |
| 1427 | def __getitem__(self, i): |
| 1428 | if i == 5: |
| 1429 | raise ValueError |
| 1430 | else: |
| 1431 | return i |
Guido van Rossum | 801f0d7 | 2006-08-24 19:48:10 +0000 | [diff] [blame] | 1432 | self.assertRaises(ValueError, list, zip(BadSeq(), BadSeq())) |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1433 | |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 1434 | def test_zip_pickle(self): |
| 1435 | a = (1, 2, 3) |
| 1436 | b = (4, 5, 6) |
| 1437 | t = [(1, 4), (2, 5), (3, 6)] |
Serhiy Storchaka | bad1257 | 2014-12-15 14:03:42 +0200 | [diff] [blame] | 1438 | for proto in range(pickle.HIGHEST_PROTOCOL + 1): |
| 1439 | z1 = zip(a, b) |
| 1440 | self.check_iter_pickle(z1, t, proto) |
Kristján Valur Jónsson | 31668b8 | 2012-04-03 10:49:41 +0000 | [diff] [blame] | 1441 | |
Eric Smith | e4d6317 | 2010-09-13 20:48:43 +0000 | [diff] [blame] | 1442 | def test_format(self): |
| 1443 | # Test the basic machinery of the format() builtin. Don't test |
| 1444 | # the specifics of the various formatters |
| 1445 | self.assertEqual(format(3, ''), '3') |
| 1446 | |
| 1447 | # Returns some classes to use for various tests. There's |
| 1448 | # an old-style version, and a new-style version |
| 1449 | def classes_new(): |
| 1450 | class A(object): |
| 1451 | def __init__(self, x): |
| 1452 | self.x = x |
| 1453 | def __format__(self, format_spec): |
| 1454 | return str(self.x) + format_spec |
| 1455 | class DerivedFromA(A): |
| 1456 | pass |
| 1457 | |
| 1458 | class Simple(object): pass |
| 1459 | class DerivedFromSimple(Simple): |
| 1460 | def __init__(self, x): |
| 1461 | self.x = x |
| 1462 | def __format__(self, format_spec): |
| 1463 | return str(self.x) + format_spec |
| 1464 | class DerivedFromSimple2(DerivedFromSimple): pass |
| 1465 | return A, DerivedFromA, DerivedFromSimple, DerivedFromSimple2 |
| 1466 | |
| 1467 | def class_test(A, DerivedFromA, DerivedFromSimple, DerivedFromSimple2): |
| 1468 | self.assertEqual(format(A(3), 'spec'), '3spec') |
| 1469 | self.assertEqual(format(DerivedFromA(4), 'spec'), '4spec') |
| 1470 | self.assertEqual(format(DerivedFromSimple(5), 'abc'), '5abc') |
| 1471 | self.assertEqual(format(DerivedFromSimple2(10), 'abcdef'), |
| 1472 | '10abcdef') |
| 1473 | |
| 1474 | class_test(*classes_new()) |
| 1475 | |
| 1476 | def empty_format_spec(value): |
| 1477 | # test that: |
| 1478 | # format(x, '') == str(x) |
| 1479 | # format(x) == str(x) |
| 1480 | self.assertEqual(format(value, ""), str(value)) |
| 1481 | self.assertEqual(format(value), str(value)) |
| 1482 | |
| 1483 | # for builtin types, format(x, "") == str(x) |
| 1484 | empty_format_spec(17**13) |
| 1485 | empty_format_spec(1.0) |
| 1486 | empty_format_spec(3.1415e104) |
| 1487 | empty_format_spec(-3.1415e104) |
| 1488 | empty_format_spec(3.1415e-104) |
| 1489 | empty_format_spec(-3.1415e-104) |
| 1490 | empty_format_spec(object) |
| 1491 | empty_format_spec(None) |
| 1492 | |
| 1493 | # TypeError because self.__format__ returns the wrong type |
| 1494 | class BadFormatResult: |
| 1495 | def __format__(self, format_spec): |
| 1496 | return 1.0 |
| 1497 | self.assertRaises(TypeError, format, BadFormatResult(), "") |
| 1498 | |
| 1499 | # TypeError because format_spec is not unicode or str |
| 1500 | self.assertRaises(TypeError, format, object(), 4) |
| 1501 | self.assertRaises(TypeError, format, object(), object()) |
| 1502 | |
| 1503 | # tests for object.__format__ really belong elsewhere, but |
| 1504 | # there's no good place to put them |
| 1505 | x = object().__format__('') |
| 1506 | self.assertTrue(x.startswith('<object object at')) |
| 1507 | |
| 1508 | # first argument to object.__format__ must be string |
| 1509 | self.assertRaises(TypeError, object().__format__, 3) |
| 1510 | self.assertRaises(TypeError, object().__format__, object()) |
| 1511 | self.assertRaises(TypeError, object().__format__, None) |
| 1512 | |
| 1513 | # -------------------------------------------------------------------- |
| 1514 | # Issue #7994: object.__format__ with a non-empty format string is |
Eric V. Smith | b9cd353 | 2011-03-12 10:08:48 -0500 | [diff] [blame] | 1515 | # deprecated |
Andrew Svetlov | 2cd8ce4 | 2012-12-23 14:27:17 +0200 | [diff] [blame] | 1516 | def test_deprecated_format_string(obj, fmt_str, should_raise): |
| 1517 | if should_raise: |
| 1518 | self.assertRaises(TypeError, format, obj, fmt_str) |
Eric Smith | e4d6317 | 2010-09-13 20:48:43 +0000 | [diff] [blame] | 1519 | else: |
Andrew Svetlov | 2cd8ce4 | 2012-12-23 14:27:17 +0200 | [diff] [blame] | 1520 | format(obj, fmt_str) |
Eric Smith | e4d6317 | 2010-09-13 20:48:43 +0000 | [diff] [blame] | 1521 | |
| 1522 | fmt_strs = ['', 's'] |
| 1523 | |
| 1524 | class A: |
| 1525 | def __format__(self, fmt_str): |
| 1526 | return format('', fmt_str) |
| 1527 | |
| 1528 | for fmt_str in fmt_strs: |
| 1529 | test_deprecated_format_string(A(), fmt_str, False) |
| 1530 | |
| 1531 | class B: |
| 1532 | pass |
| 1533 | |
| 1534 | class C(object): |
| 1535 | pass |
| 1536 | |
| 1537 | for cls in [object, B, C]: |
| 1538 | for fmt_str in fmt_strs: |
| 1539 | test_deprecated_format_string(cls(), fmt_str, len(fmt_str) != 0) |
| 1540 | # -------------------------------------------------------------------- |
| 1541 | |
| 1542 | # make sure we can take a subclass of str as a format spec |
| 1543 | class DerivedFromStr(str): pass |
| 1544 | self.assertEqual(format(0, DerivedFromStr('10')), ' 0') |
| 1545 | |
Christian Heimes | 90c3d9b | 2008-02-23 13:18:03 +0000 | [diff] [blame] | 1546 | def test_bin(self): |
| 1547 | self.assertEqual(bin(0), '0b0') |
| 1548 | self.assertEqual(bin(1), '0b1') |
| 1549 | self.assertEqual(bin(-1), '-0b1') |
| 1550 | self.assertEqual(bin(2**65), '0b1' + '0' * 65) |
| 1551 | self.assertEqual(bin(2**65-1), '0b' + '1' * 65) |
| 1552 | self.assertEqual(bin(-(2**65)), '-0b1' + '0' * 65) |
| 1553 | self.assertEqual(bin(-(2**65-1)), '-0b' + '1' * 65) |
| 1554 | |
Georg Brandl | 953152f | 2009-07-22 12:03:59 +0000 | [diff] [blame] | 1555 | def test_bytearray_translate(self): |
| 1556 | x = bytearray(b"abc") |
| 1557 | self.assertRaises(ValueError, x.translate, b"1", 1) |
| 1558 | self.assertRaises(TypeError, x.translate, b"1"*256, 1) |
| 1559 | |
Benjamin Peterson | c4607ae | 2011-07-29 18:19:43 -0500 | [diff] [blame] | 1560 | def test_construct_singletons(self): |
Benjamin Peterson | 18d7d7a | 2011-07-29 18:27:44 -0500 | [diff] [blame] | 1561 | for const in None, Ellipsis, NotImplemented: |
Benjamin Peterson | c4607ae | 2011-07-29 18:19:43 -0500 | [diff] [blame] | 1562 | tp = type(const) |
| 1563 | self.assertIs(tp(), const) |
| 1564 | self.assertRaises(TypeError, tp, 1, 2) |
| 1565 | self.assertRaises(TypeError, tp, a=1, b=2) |
| 1566 | |
Raymond Hettinger | 64958a1 | 2003-12-17 20:43:33 +0000 | [diff] [blame] | 1567 | class TestSorted(unittest.TestCase): |
| 1568 | |
| 1569 | def test_basic(self): |
Guido van Rossum | 805365e | 2007-05-07 22:24:25 +0000 | [diff] [blame] | 1570 | data = list(range(100)) |
Raymond Hettinger | 64958a1 | 2003-12-17 20:43:33 +0000 | [diff] [blame] | 1571 | copy = data[:] |
| 1572 | random.shuffle(copy) |
| 1573 | self.assertEqual(data, sorted(copy)) |
| 1574 | self.assertNotEqual(data, copy) |
| 1575 | |
| 1576 | data.reverse() |
| 1577 | random.shuffle(copy) |
Raymond Hettinger | 64958a1 | 2003-12-17 20:43:33 +0000 | [diff] [blame] | 1578 | self.assertEqual(data, sorted(copy, key=lambda x: -x)) |
| 1579 | self.assertNotEqual(data, copy) |
| 1580 | random.shuffle(copy) |
| 1581 | self.assertEqual(data, sorted(copy, reverse=1)) |
| 1582 | self.assertNotEqual(data, copy) |
| 1583 | |
| 1584 | def test_inputtypes(self): |
| 1585 | s = 'abracadabra' |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 1586 | types = [list, tuple, str] |
Walter Dörwald | 4e41a4b | 2005-08-03 17:09:04 +0000 | [diff] [blame] | 1587 | for T in types: |
Raymond Hettinger | 64958a1 | 2003-12-17 20:43:33 +0000 | [diff] [blame] | 1588 | self.assertEqual(sorted(s), sorted(T(s))) |
| 1589 | |
Walter Dörwald | 1f5947b | 2007-05-22 16:52:54 +0000 | [diff] [blame] | 1590 | s = ''.join(set(s)) # unique letters only |
| 1591 | types = [str, set, frozenset, list, tuple, dict.fromkeys] |
Walter Dörwald | 4e41a4b | 2005-08-03 17:09:04 +0000 | [diff] [blame] | 1592 | for T in types: |
Raymond Hettinger | 64958a1 | 2003-12-17 20:43:33 +0000 | [diff] [blame] | 1593 | self.assertEqual(sorted(s), sorted(T(s))) |
| 1594 | |
| 1595 | def test_baddecorator(self): |
| 1596 | data = 'The quick Brown fox Jumped over The lazy Dog'.split() |
| 1597 | self.assertRaises(TypeError, sorted, data, None, lambda x,y: 0) |
| 1598 | |
Serhiy Storchaka | 87a5c51 | 2014-02-10 18:21:34 +0200 | [diff] [blame] | 1599 | |
| 1600 | class ShutdownTest(unittest.TestCase): |
| 1601 | |
| 1602 | def test_cleanup(self): |
| 1603 | # Issue #19255: builtins are still available at shutdown |
| 1604 | code = """if 1: |
| 1605 | import builtins |
| 1606 | import sys |
| 1607 | |
| 1608 | class C: |
| 1609 | def __del__(self): |
Victor Stinner | 8da4fb5 | 2014-02-12 18:27:55 +0100 | [diff] [blame] | 1610 | print("before") |
Serhiy Storchaka | 87a5c51 | 2014-02-10 18:21:34 +0200 | [diff] [blame] | 1611 | # Check that builtins still exist |
| 1612 | len(()) |
Victor Stinner | 8da4fb5 | 2014-02-12 18:27:55 +0100 | [diff] [blame] | 1613 | print("after") |
Serhiy Storchaka | 87a5c51 | 2014-02-10 18:21:34 +0200 | [diff] [blame] | 1614 | |
| 1615 | c = C() |
| 1616 | # Make this module survive until builtins and sys are cleaned |
| 1617 | builtins.here = sys.modules[__name__] |
| 1618 | sys.here = sys.modules[__name__] |
| 1619 | # Create a reference loop so that this module needs to go |
| 1620 | # through a GC phase. |
| 1621 | here = sys.modules[__name__] |
| 1622 | """ |
Victor Stinner | 8da4fb5 | 2014-02-12 18:27:55 +0100 | [diff] [blame] | 1623 | # Issue #20599: Force ASCII encoding to get a codec implemented in C, |
| 1624 | # otherwise the codec may be unloaded before C.__del__() is called, and |
| 1625 | # so print("before") fails because the codec cannot be used to encode |
| 1626 | # "before" to sys.stdout.encoding. For example, on Windows, |
| 1627 | # sys.stdout.encoding is the OEM code page and these code pages are |
| 1628 | # implemented in Python |
| 1629 | rc, out, err = assert_python_ok("-c", code, |
Victor Stinner | e755fba | 2014-02-13 10:54:32 +0100 | [diff] [blame] | 1630 | PYTHONIOENCODING="ascii") |
Serhiy Storchaka | 87a5c51 | 2014-02-10 18:21:34 +0200 | [diff] [blame] | 1631 | self.assertEqual(["before", "after"], out.decode().splitlines()) |
| 1632 | |
| 1633 | |
Zachary Ware | a4b7a75 | 2013-11-24 01:19:09 -0600 | [diff] [blame] | 1634 | def load_tests(loader, tests, pattern): |
| 1635 | from doctest import DocTestSuite |
| 1636 | tests.addTest(DocTestSuite(builtins)) |
| 1637 | return tests |
Walter Dörwald | 919497e | 2003-01-19 16:23:59 +0000 | [diff] [blame] | 1638 | |
| 1639 | if __name__ == "__main__": |
Zachary Ware | a4b7a75 | 2013-11-24 01:19:09 -0600 | [diff] [blame] | 1640 | unittest.main() |