| """ |
| Tests of regrtest.py. |
| |
| Note: test_regrtest cannot be run twice in parallel. |
| """ |
| |
| import argparse |
| import contextlib |
| import faulthandler |
| import getopt |
| import io |
| import os.path |
| import platform |
| import re |
| import subprocess |
| import sys |
| import sysconfig |
| import textwrap |
| import unittest |
| from test import libregrtest |
| from test import support |
| |
| |
| Py_DEBUG = hasattr(sys, 'getobjects') |
| ROOT_DIR = os.path.join(os.path.dirname(__file__), '..', '..') |
| ROOT_DIR = os.path.abspath(os.path.normpath(ROOT_DIR)) |
| |
| TEST_INTERRUPTED = textwrap.dedent(""" |
| from signal import SIGINT |
| try: |
| from _testcapi import raise_signal |
| raise_signal(SIGINT) |
| except ImportError: |
| import os |
| os.kill(os.getpid(), SIGINT) |
| """) |
| |
| |
| class ParseArgsTestCase(unittest.TestCase): |
| """ |
| Test regrtest's argument parsing, function _parse_args(). |
| """ |
| |
| def checkError(self, args, msg): |
| with support.captured_stderr() as err, self.assertRaises(SystemExit): |
| libregrtest._parse_args(args) |
| self.assertIn(msg, err.getvalue()) |
| |
| def test_help(self): |
| for opt in '-h', '--help': |
| with self.subTest(opt=opt): |
| with support.captured_stdout() as out, \ |
| self.assertRaises(SystemExit): |
| libregrtest._parse_args([opt]) |
| self.assertIn('Run Python regression tests.', out.getvalue()) |
| |
| @unittest.skipUnless(hasattr(faulthandler, 'dump_traceback_later'), |
| "faulthandler.dump_traceback_later() required") |
| def test_timeout(self): |
| ns = libregrtest._parse_args(['--timeout', '4.2']) |
| self.assertEqual(ns.timeout, 4.2) |
| self.checkError(['--timeout'], 'expected one argument') |
| self.checkError(['--timeout', 'foo'], 'invalid float value') |
| |
| def test_wait(self): |
| ns = libregrtest._parse_args(['--wait']) |
| self.assertTrue(ns.wait) |
| |
| def test_slaveargs(self): |
| ns = libregrtest._parse_args(['--slaveargs', '[[], {}]']) |
| self.assertEqual(ns.slaveargs, '[[], {}]') |
| self.checkError(['--slaveargs'], 'expected one argument') |
| |
| def test_start(self): |
| for opt in '-S', '--start': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, 'foo']) |
| self.assertEqual(ns.start, 'foo') |
| self.checkError([opt], 'expected one argument') |
| |
| def test_verbose(self): |
| ns = libregrtest._parse_args(['-v']) |
| self.assertEqual(ns.verbose, 1) |
| ns = libregrtest._parse_args(['-vvv']) |
| self.assertEqual(ns.verbose, 3) |
| ns = libregrtest._parse_args(['--verbose']) |
| self.assertEqual(ns.verbose, 1) |
| ns = libregrtest._parse_args(['--verbose'] * 3) |
| self.assertEqual(ns.verbose, 3) |
| ns = libregrtest._parse_args([]) |
| self.assertEqual(ns.verbose, 0) |
| |
| def test_verbose2(self): |
| for opt in '-w', '--verbose2': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.verbose2) |
| |
| def test_verbose3(self): |
| for opt in '-W', '--verbose3': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.verbose3) |
| |
| def test_quiet(self): |
| for opt in '-q', '--quiet': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.quiet) |
| self.assertEqual(ns.verbose, 0) |
| |
| def test_slow(self): |
| for opt in '-o', '--slow': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.print_slow) |
| |
| def test_header(self): |
| ns = libregrtest._parse_args(['--header']) |
| self.assertTrue(ns.header) |
| |
| def test_randomize(self): |
| for opt in '-r', '--randomize': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.randomize) |
| |
| def test_randseed(self): |
| ns = libregrtest._parse_args(['--randseed', '12345']) |
| self.assertEqual(ns.random_seed, 12345) |
| self.assertTrue(ns.randomize) |
| self.checkError(['--randseed'], 'expected one argument') |
| self.checkError(['--randseed', 'foo'], 'invalid int value') |
| |
| def test_fromfile(self): |
| for opt in '-f', '--fromfile': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, 'foo']) |
| self.assertEqual(ns.fromfile, 'foo') |
| self.checkError([opt], 'expected one argument') |
| self.checkError([opt, 'foo', '-s'], "don't go together") |
| |
| def test_exclude(self): |
| for opt in '-x', '--exclude': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.exclude) |
| |
| def test_single(self): |
| for opt in '-s', '--single': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.single) |
| self.checkError([opt, '-f', 'foo'], "don't go together") |
| |
| def test_match(self): |
| for opt in '-m', '--match': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, 'pattern']) |
| self.assertEqual(ns.match_tests, 'pattern') |
| self.checkError([opt], 'expected one argument') |
| |
| def test_failfast(self): |
| for opt in '-G', '--failfast': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, '-v']) |
| self.assertTrue(ns.failfast) |
| ns = libregrtest._parse_args([opt, '-W']) |
| self.assertTrue(ns.failfast) |
| self.checkError([opt], '-G/--failfast needs either -v or -W') |
| |
| def test_use(self): |
| for opt in '-u', '--use': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, 'gui,network']) |
| self.assertEqual(ns.use_resources, ['gui', 'network']) |
| ns = libregrtest._parse_args([opt, 'gui,none,network']) |
| self.assertEqual(ns.use_resources, ['network']) |
| expected = list(libregrtest.RESOURCE_NAMES) |
| expected.remove('gui') |
| ns = libregrtest._parse_args([opt, 'all,-gui']) |
| self.assertEqual(ns.use_resources, expected) |
| self.checkError([opt], 'expected one argument') |
| self.checkError([opt, 'foo'], 'invalid resource') |
| |
| def test_memlimit(self): |
| for opt in '-M', '--memlimit': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, '4G']) |
| self.assertEqual(ns.memlimit, '4G') |
| self.checkError([opt], 'expected one argument') |
| |
| def test_testdir(self): |
| ns = libregrtest._parse_args(['--testdir', 'foo']) |
| self.assertEqual(ns.testdir, os.path.join(support.SAVEDCWD, 'foo')) |
| self.checkError(['--testdir'], 'expected one argument') |
| |
| def test_runleaks(self): |
| for opt in '-L', '--runleaks': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.runleaks) |
| |
| def test_huntrleaks(self): |
| for opt in '-R', '--huntrleaks': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, ':']) |
| self.assertEqual(ns.huntrleaks, (5, 4, 'reflog.txt')) |
| ns = libregrtest._parse_args([opt, '6:']) |
| self.assertEqual(ns.huntrleaks, (6, 4, 'reflog.txt')) |
| ns = libregrtest._parse_args([opt, ':3']) |
| self.assertEqual(ns.huntrleaks, (5, 3, 'reflog.txt')) |
| ns = libregrtest._parse_args([opt, '6:3:leaks.log']) |
| self.assertEqual(ns.huntrleaks, (6, 3, 'leaks.log')) |
| self.checkError([opt], 'expected one argument') |
| self.checkError([opt, '6'], |
| 'needs 2 or 3 colon-separated arguments') |
| self.checkError([opt, 'foo:'], 'invalid huntrleaks value') |
| self.checkError([opt, '6:foo'], 'invalid huntrleaks value') |
| |
| def test_multiprocess(self): |
| for opt in '-j', '--multiprocess': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, '2']) |
| self.assertEqual(ns.use_mp, 2) |
| self.checkError([opt], 'expected one argument') |
| self.checkError([opt, 'foo'], 'invalid int value') |
| self.checkError([opt, '2', '-T'], "don't go together") |
| self.checkError([opt, '2', '-l'], "don't go together") |
| |
| def test_coverage(self): |
| for opt in '-T', '--coverage': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.trace) |
| |
| def test_coverdir(self): |
| for opt in '-D', '--coverdir': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, 'foo']) |
| self.assertEqual(ns.coverdir, |
| os.path.join(support.SAVEDCWD, 'foo')) |
| self.checkError([opt], 'expected one argument') |
| |
| def test_nocoverdir(self): |
| for opt in '-N', '--nocoverdir': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertIsNone(ns.coverdir) |
| |
| def test_threshold(self): |
| for opt in '-t', '--threshold': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt, '1000']) |
| self.assertEqual(ns.threshold, 1000) |
| self.checkError([opt], 'expected one argument') |
| self.checkError([opt, 'foo'], 'invalid int value') |
| |
| def test_nowindows(self): |
| for opt in '-n', '--nowindows': |
| with self.subTest(opt=opt): |
| with contextlib.redirect_stderr(io.StringIO()) as stderr: |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.nowindows) |
| err = stderr.getvalue() |
| self.assertIn('the --nowindows (-n) option is deprecated', err) |
| |
| def test_forever(self): |
| for opt in '-F', '--forever': |
| with self.subTest(opt=opt): |
| ns = libregrtest._parse_args([opt]) |
| self.assertTrue(ns.forever) |
| |
| |
| def test_unrecognized_argument(self): |
| self.checkError(['--xxx'], 'usage:') |
| |
| def test_long_option__partial(self): |
| ns = libregrtest._parse_args(['--qui']) |
| self.assertTrue(ns.quiet) |
| self.assertEqual(ns.verbose, 0) |
| |
| def test_two_options(self): |
| ns = libregrtest._parse_args(['--quiet', '--exclude']) |
| self.assertTrue(ns.quiet) |
| self.assertEqual(ns.verbose, 0) |
| self.assertTrue(ns.exclude) |
| |
| def test_option_with_empty_string_value(self): |
| ns = libregrtest._parse_args(['--start', '']) |
| self.assertEqual(ns.start, '') |
| |
| def test_arg(self): |
| ns = libregrtest._parse_args(['foo']) |
| self.assertEqual(ns.args, ['foo']) |
| |
| def test_option_and_arg(self): |
| ns = libregrtest._parse_args(['--quiet', 'foo']) |
| self.assertTrue(ns.quiet) |
| self.assertEqual(ns.verbose, 0) |
| self.assertEqual(ns.args, ['foo']) |
| |
| |
| class BaseTestCase(unittest.TestCase): |
| TEST_UNIQUE_ID = 1 |
| TESTNAME_PREFIX = 'test_regrtest_' |
| TESTNAME_REGEX = r'test_[a-zA-Z0-9_]+' |
| |
| def setUp(self): |
| self.testdir = os.path.realpath(os.path.dirname(__file__)) |
| |
| # When test_regrtest is interrupted by CTRL+c, it can leave |
| # temporary test files |
| remove = [entry.path |
| for entry in os.scandir(self.testdir) |
| if (entry.name.startswith(self.TESTNAME_PREFIX) |
| and entry.name.endswith(".py"))] |
| for path in remove: |
| print("WARNING: test_regrtest: remove %s" % path) |
| support.unlink(path) |
| |
| def create_test(self, name=None, code=''): |
| if not name: |
| name = 'noop%s' % BaseTestCase.TEST_UNIQUE_ID |
| BaseTestCase.TEST_UNIQUE_ID += 1 |
| |
| # test_regrtest cannot be run twice in parallel because |
| # of setUp() and create_test() |
| name = self.TESTNAME_PREFIX + "%s_%s" % (os.getpid(), name) |
| path = os.path.join(self.testdir, name + '.py') |
| |
| self.addCleanup(support.unlink, path) |
| # Use 'x' mode to ensure that we do not override existing tests |
| try: |
| with open(path, 'x', encoding='utf-8') as fp: |
| fp.write(code) |
| except PermissionError as exc: |
| if not sysconfig.is_python_build(): |
| self.skipTest("cannot write %s: %s" % (path, exc)) |
| raise |
| return name |
| |
| def regex_search(self, regex, output): |
| match = re.search(regex, output, re.MULTILINE) |
| if not match: |
| self.fail("%r not found in %r" % (regex, output)) |
| return match |
| |
| def check_line(self, output, regex): |
| regex = re.compile(r'^' + regex, re.MULTILINE) |
| self.assertRegex(output, regex) |
| |
| def parse_executed_tests(self, output): |
| regex = (r'^[0-9]+:[0-9]+:[0-9]+ \[ *[0-9]+(?:/ *[0-9]+)?\] (%s)' |
| % self.TESTNAME_REGEX) |
| parser = re.finditer(regex, output, re.MULTILINE) |
| return list(match.group(1) for match in parser) |
| |
| def check_executed_tests(self, output, tests, skipped=(), failed=(), |
| omitted=(), randomize=False): |
| if isinstance(tests, str): |
| tests = [tests] |
| if isinstance(skipped, str): |
| skipped = [skipped] |
| if isinstance(failed, str): |
| failed = [failed] |
| if isinstance(omitted, str): |
| omitted = [omitted] |
| ntest = len(tests) |
| nskipped = len(skipped) |
| nfailed = len(failed) |
| nomitted = len(omitted) |
| |
| executed = self.parse_executed_tests(output) |
| if randomize: |
| self.assertEqual(set(executed), set(tests), output) |
| else: |
| self.assertEqual(executed, tests, output) |
| |
| def plural(count): |
| return 's' if count != 1 else '' |
| |
| def list_regex(line_format, tests): |
| count = len(tests) |
| names = ' '.join(sorted(tests)) |
| regex = line_format % (count, plural(count)) |
| regex = r'%s:\n %s$' % (regex, names) |
| return regex |
| |
| if skipped: |
| regex = list_regex('%s test%s skipped', skipped) |
| self.check_line(output, regex) |
| |
| if failed: |
| regex = list_regex('%s test%s failed', failed) |
| self.check_line(output, regex) |
| |
| if omitted: |
| regex = list_regex('%s test%s omitted', omitted) |
| self.check_line(output, regex) |
| |
| good = ntest - nskipped - nfailed - nomitted |
| if good: |
| regex = r'%s test%s OK\.$' % (good, plural(good)) |
| if not skipped and not failed and good > 1: |
| regex = 'All %s' % regex |
| self.check_line(output, regex) |
| |
| def parse_random_seed(self, output): |
| match = self.regex_search(r'Using random seed ([0-9]+)', output) |
| randseed = int(match.group(1)) |
| self.assertTrue(0 <= randseed <= 10000000, randseed) |
| return randseed |
| |
| def run_command(self, args, input=None, exitcode=0, **kw): |
| if not input: |
| input = '' |
| if 'stderr' not in kw: |
| kw['stderr'] = subprocess.PIPE |
| proc = subprocess.run(args, |
| universal_newlines=True, |
| input=input, |
| stdout=subprocess.PIPE, |
| **kw) |
| if proc.returncode != exitcode: |
| msg = ("Command %s failed with exit code %s\n" |
| "\n" |
| "stdout:\n" |
| "---\n" |
| "%s\n" |
| "---\n" |
| % (str(args), proc.returncode, proc.stdout)) |
| if proc.stderr: |
| msg += ("\n" |
| "stderr:\n" |
| "---\n" |
| "%s" |
| "---\n" |
| % proc.stderr) |
| self.fail(msg) |
| return proc |
| |
| |
| def run_python(self, args, **kw): |
| args = [sys.executable, '-X', 'faulthandler', '-I', *args] |
| proc = self.run_command(args, **kw) |
| return proc.stdout |
| |
| |
| class ProgramsTestCase(BaseTestCase): |
| """ |
| Test various ways to run the Python test suite. Use options close |
| to options used on the buildbot. |
| """ |
| |
| NTEST = 4 |
| |
| def setUp(self): |
| super().setUp() |
| |
| # Create NTEST tests doing nothing |
| self.tests = [self.create_test() for index in range(self.NTEST)] |
| |
| self.python_args = ['-Wd', '-E', '-bb'] |
| self.regrtest_args = ['-uall', '-rwW'] |
| if hasattr(faulthandler, 'dump_traceback_later'): |
| self.regrtest_args.extend(('--timeout', '3600', '-j4')) |
| if sys.platform == 'win32': |
| self.regrtest_args.append('-n') |
| |
| def check_output(self, output): |
| self.parse_random_seed(output) |
| self.check_executed_tests(output, self.tests, randomize=True) |
| |
| def run_tests(self, args): |
| output = self.run_python(args) |
| self.check_output(output) |
| |
| def test_script_regrtest(self): |
| # Lib/test/regrtest.py |
| script = os.path.join(self.testdir, 'regrtest.py') |
| |
| args = [*self.python_args, script, *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| def test_module_test(self): |
| # -m test |
| args = [*self.python_args, '-m', 'test', |
| *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| def test_module_regrtest(self): |
| # -m test.regrtest |
| args = [*self.python_args, '-m', 'test.regrtest', |
| *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| def test_module_autotest(self): |
| # -m test.autotest |
| args = [*self.python_args, '-m', 'test.autotest', |
| *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| def test_module_from_test_autotest(self): |
| # from test import autotest |
| code = 'from test import autotest' |
| args = [*self.python_args, '-c', code, |
| *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| def test_script_autotest(self): |
| # Lib/test/autotest.py |
| script = os.path.join(self.testdir, 'autotest.py') |
| args = [*self.python_args, script, *self.regrtest_args, *self.tests] |
| self.run_tests(args) |
| |
| @unittest.skipUnless(sysconfig.is_python_build(), |
| 'run_tests.py script is not installed') |
| def test_tools_script_run_tests(self): |
| # Tools/scripts/run_tests.py |
| script = os.path.join(ROOT_DIR, 'Tools', 'scripts', 'run_tests.py') |
| self.run_tests([script, *self.tests]) |
| |
| def run_batch(self, *args): |
| proc = self.run_command(args) |
| self.check_output(proc.stdout) |
| |
| @unittest.skipUnless(sysconfig.is_python_build(), |
| 'test.bat script is not installed') |
| @unittest.skipUnless(sys.platform == 'win32', 'Windows only') |
| def test_tools_buildbot_test(self): |
| # Tools\buildbot\test.bat |
| script = os.path.join(ROOT_DIR, 'Tools', 'buildbot', 'test.bat') |
| test_args = [] |
| if platform.architecture()[0] == '64bit': |
| test_args.append('-x64') # 64-bit build |
| if not Py_DEBUG: |
| test_args.append('+d') # Release build, use python.exe |
| self.run_batch(script, *test_args, *self.tests) |
| |
| @unittest.skipUnless(sys.platform == 'win32', 'Windows only') |
| def test_pcbuild_rt(self): |
| # PCbuild\rt.bat |
| script = os.path.join(ROOT_DIR, r'PCbuild\rt.bat') |
| rt_args = ["-q"] # Quick, don't run tests twice |
| if platform.architecture()[0] == '64bit': |
| rt_args.append('-x64') # 64-bit build |
| if Py_DEBUG: |
| rt_args.append('-d') # Debug build, use python_d.exe |
| self.run_batch(script, *rt_args, *self.regrtest_args, *self.tests) |
| |
| |
| class ArgsTestCase(BaseTestCase): |
| """ |
| Test arguments of the Python test suite. |
| """ |
| |
| def run_tests(self, *args, **kw): |
| return self.run_python(['-m', 'test', *args], **kw) |
| |
| def test_failing_test(self): |
| # test a failing test |
| code = textwrap.dedent(""" |
| import unittest |
| |
| class FailingTest(unittest.TestCase): |
| def test_failing(self): |
| self.fail("bug") |
| """) |
| test_ok = self.create_test() |
| test_failing = self.create_test(code=code) |
| tests = [test_ok, test_failing] |
| |
| output = self.run_tests(*tests, exitcode=1) |
| self.check_executed_tests(output, tests, failed=test_failing) |
| |
| def test_resources(self): |
| # test -u command line option |
| tests = {} |
| for resource in ('audio', 'network'): |
| code = 'from test import support\nsupport.requires(%r)' % resource |
| tests[resource] = self.create_test(resource, code) |
| test_names = sorted(tests.values()) |
| |
| # -u all: 2 resources enabled |
| output = self.run_tests('-u', 'all', *test_names) |
| self.check_executed_tests(output, test_names) |
| |
| # -u audio: 1 resource enabled |
| output = self.run_tests('-uaudio', *test_names) |
| self.check_executed_tests(output, test_names, |
| skipped=tests['network']) |
| |
| # no option: 0 resources enabled |
| output = self.run_tests(*test_names) |
| self.check_executed_tests(output, test_names, |
| skipped=test_names) |
| |
| def test_random(self): |
| # test -r and --randseed command line option |
| code = textwrap.dedent(""" |
| import random |
| print("TESTRANDOM: %s" % random.randint(1, 1000)) |
| """) |
| test = self.create_test('random', code) |
| |
| # first run to get the output with the random seed |
| output = self.run_tests('-r', test) |
| randseed = self.parse_random_seed(output) |
| match = self.regex_search(r'TESTRANDOM: ([0-9]+)', output) |
| test_random = int(match.group(1)) |
| |
| # try to reproduce with the random seed |
| output = self.run_tests('-r', '--randseed=%s' % randseed, test) |
| randseed2 = self.parse_random_seed(output) |
| self.assertEqual(randseed2, randseed) |
| |
| match = self.regex_search(r'TESTRANDOM: ([0-9]+)', output) |
| test_random2 = int(match.group(1)) |
| self.assertEqual(test_random2, test_random) |
| |
| def test_fromfile(self): |
| # test --fromfile |
| tests = [self.create_test() for index in range(5)] |
| |
| # Write the list of files using a format similar to regrtest output: |
| # [1/2] test_1 |
| # [2/2] test_2 |
| filename = support.TESTFN |
| self.addCleanup(support.unlink, filename) |
| with open(filename, "w") as fp: |
| for index, name in enumerate(tests, 1): |
| print("[%s/%s] %s" % (index, len(tests), name), file=fp) |
| |
| output = self.run_tests('--fromfile', filename) |
| self.check_executed_tests(output, tests) |
| |
| def test_interrupted(self): |
| code = TEST_INTERRUPTED |
| test = self.create_test("sigint", code=code) |
| output = self.run_tests(test, exitcode=1) |
| self.check_executed_tests(output, test, omitted=test) |
| |
| def test_slow(self): |
| # test --slow |
| tests = [self.create_test() for index in range(3)] |
| output = self.run_tests("--slow", *tests) |
| self.check_executed_tests(output, tests) |
| regex = ('10 slowest tests:\n' |
| '(?:%s: [0-9]+\.[0-9]+s\n){%s}' |
| % (self.TESTNAME_REGEX, len(tests))) |
| self.check_line(output, regex) |
| |
| def test_slow_interrupted(self): |
| # Issue #25373: test --slow with an interrupted test |
| code = TEST_INTERRUPTED |
| test = self.create_test("sigint", code=code) |
| |
| for multiprocessing in (False, True): |
| if multiprocessing: |
| args = ("--slow", "-j2", test) |
| else: |
| args = ("--slow", test) |
| output = self.run_tests(*args, exitcode=1) |
| self.check_executed_tests(output, test, omitted=test) |
| regex = ('10 slowest tests:\n') |
| self.check_line(output, regex) |
| self.check_line(output, 'Test suite interrupted by signal SIGINT.') |
| |
| def test_coverage(self): |
| # test --coverage |
| test = self.create_test() |
| output = self.run_tests("--coverage", test) |
| self.check_executed_tests(output, [test]) |
| regex = ('lines +cov% +module +\(path\)\n' |
| '(?: *[0-9]+ *[0-9]{1,2}% *[^ ]+ +\([^)]+\)+)+') |
| self.check_line(output, regex) |
| |
| def test_wait(self): |
| # test --wait |
| test = self.create_test() |
| output = self.run_tests("--wait", test, input='key') |
| self.check_line(output, 'Press any key to continue') |
| |
| def test_forever(self): |
| # test --forever |
| code = textwrap.dedent(""" |
| import unittest |
| |
| class ForeverTester(unittest.TestCase): |
| RUN = 1 |
| |
| def test_run(self): |
| ForeverTester.RUN += 1 |
| if ForeverTester.RUN > 3: |
| self.fail("fail at the 3rd runs") |
| """) |
| test = self.create_test(code=code) |
| output = self.run_tests('--forever', test, exitcode=1) |
| self.check_executed_tests(output, [test]*3, failed=test) |
| |
| @unittest.skipUnless(Py_DEBUG, 'need a debug build') |
| def test_huntrleaks_fd_leak(self): |
| # test --huntrleaks for file descriptor leak |
| code = textwrap.dedent(""" |
| import os |
| import unittest |
| |
| # Issue #25306: Disable popups and logs to stderr on assertion |
| # failures in MSCRT |
| try: |
| import msvcrt |
| msvcrt.CrtSetReportMode |
| except (ImportError, AttributeError): |
| # no Windows, o release build |
| pass |
| else: |
| for m in [msvcrt.CRT_WARN, msvcrt.CRT_ERROR, msvcrt.CRT_ASSERT]: |
| msvcrt.CrtSetReportMode(m, 0) |
| |
| class FDLeakTest(unittest.TestCase): |
| def test_leak(self): |
| fd = os.open(__file__, os.O_RDONLY) |
| # bug: never cloes the file descriptor |
| """) |
| test = self.create_test(code=code) |
| |
| filename = 'reflog.txt' |
| self.addCleanup(support.unlink, filename) |
| output = self.run_tests('--huntrleaks', '3:3:', test, |
| exitcode=1, |
| stderr=subprocess.STDOUT) |
| self.check_executed_tests(output, [test], failed=test) |
| |
| line = 'beginning 6 repetitions\n123456\n......\n' |
| self.check_line(output, re.escape(line)) |
| |
| line2 = '%s leaked [1, 1, 1] file descriptors, sum=3\n' % test |
| self.check_line(output, re.escape(line2)) |
| |
| with open(filename) as fp: |
| reflog = fp.read() |
| self.assertEqual(reflog, line2) |
| |
| def test_list_tests(self): |
| # test --list-tests |
| tests = [self.create_test() for i in range(5)] |
| output = self.run_tests('--list-tests', *tests) |
| self.assertEqual(output.rstrip().splitlines(), |
| tests) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |