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1353 lines
50 KiB
1353 lines
50 KiB
2 years ago
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"""
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Tests of regrtest.py.
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Note: test_regrtest cannot be run twice in parallel.
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"""
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import contextlib
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import glob
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import io
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import os.path
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import platform
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import re
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import subprocess
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import sys
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import sysconfig
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import tempfile
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import textwrap
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import time
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import unittest
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from test import libregrtest
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from test import support
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from test.support import os_helper
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from test.libregrtest import utils, setup
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Py_DEBUG = hasattr(sys, 'gettotalrefcount')
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ROOT_DIR = os.path.join(os.path.dirname(__file__), '..', '..')
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ROOT_DIR = os.path.abspath(os.path.normpath(ROOT_DIR))
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LOG_PREFIX = r'[0-9]+:[0-9]+:[0-9]+ (?:load avg: [0-9]+\.[0-9]{2} )?'
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TEST_INTERRUPTED = textwrap.dedent("""
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from signal import SIGINT, raise_signal
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try:
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raise_signal(SIGINT)
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except ImportError:
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import os
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os.kill(os.getpid(), SIGINT)
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""")
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class ParseArgsTestCase(unittest.TestCase):
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"""
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Test regrtest's argument parsing, function _parse_args().
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"""
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def checkError(self, args, msg):
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with support.captured_stderr() as err, self.assertRaises(SystemExit):
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libregrtest._parse_args(args)
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self.assertIn(msg, err.getvalue())
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def test_help(self):
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for opt in '-h', '--help':
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with self.subTest(opt=opt):
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with support.captured_stdout() as out, \
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self.assertRaises(SystemExit):
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libregrtest._parse_args([opt])
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self.assertIn('Run Python regression tests.', out.getvalue())
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def test_timeout(self):
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ns = libregrtest._parse_args(['--timeout', '4.2'])
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self.assertEqual(ns.timeout, 4.2)
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self.checkError(['--timeout'], 'expected one argument')
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self.checkError(['--timeout', 'foo'], 'invalid float value')
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def test_wait(self):
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ns = libregrtest._parse_args(['--wait'])
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self.assertTrue(ns.wait)
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def test_worker_args(self):
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ns = libregrtest._parse_args(['--worker-args', '[[], {}]'])
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self.assertEqual(ns.worker_args, '[[], {}]')
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self.checkError(['--worker-args'], 'expected one argument')
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def test_start(self):
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for opt in '-S', '--start':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'foo'])
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self.assertEqual(ns.start, 'foo')
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self.checkError([opt], 'expected one argument')
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def test_verbose(self):
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ns = libregrtest._parse_args(['-v'])
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self.assertEqual(ns.verbose, 1)
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ns = libregrtest._parse_args(['-vvv'])
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self.assertEqual(ns.verbose, 3)
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ns = libregrtest._parse_args(['--verbose'])
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self.assertEqual(ns.verbose, 1)
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ns = libregrtest._parse_args(['--verbose'] * 3)
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self.assertEqual(ns.verbose, 3)
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ns = libregrtest._parse_args([])
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self.assertEqual(ns.verbose, 0)
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def test_verbose2(self):
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for opt in '-w', '--verbose2':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.verbose2)
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def test_verbose3(self):
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for opt in '-W', '--verbose3':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.verbose3)
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def test_quiet(self):
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for opt in '-q', '--quiet':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.quiet)
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self.assertEqual(ns.verbose, 0)
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def test_slowest(self):
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for opt in '-o', '--slowest':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.print_slow)
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def test_header(self):
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ns = libregrtest._parse_args(['--header'])
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self.assertTrue(ns.header)
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ns = libregrtest._parse_args(['--verbose'])
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self.assertTrue(ns.header)
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def test_randomize(self):
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for opt in '-r', '--randomize':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.randomize)
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def test_randseed(self):
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ns = libregrtest._parse_args(['--randseed', '12345'])
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self.assertEqual(ns.random_seed, 12345)
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self.assertTrue(ns.randomize)
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self.checkError(['--randseed'], 'expected one argument')
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self.checkError(['--randseed', 'foo'], 'invalid int value')
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def test_fromfile(self):
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for opt in '-f', '--fromfile':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'foo'])
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self.assertEqual(ns.fromfile, 'foo')
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self.checkError([opt], 'expected one argument')
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self.checkError([opt, 'foo', '-s'], "don't go together")
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def test_exclude(self):
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for opt in '-x', '--exclude':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.exclude)
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def test_single(self):
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for opt in '-s', '--single':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.single)
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self.checkError([opt, '-f', 'foo'], "don't go together")
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def test_ignore(self):
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for opt in '-i', '--ignore':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'pattern'])
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self.assertEqual(ns.ignore_tests, ['pattern'])
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self.checkError([opt], 'expected one argument')
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self.addCleanup(os_helper.unlink, os_helper.TESTFN)
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with open(os_helper.TESTFN, "w") as fp:
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print('matchfile1', file=fp)
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print('matchfile2', file=fp)
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filename = os.path.abspath(os_helper.TESTFN)
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ns = libregrtest._parse_args(['-m', 'match',
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'--ignorefile', filename])
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self.assertEqual(ns.ignore_tests,
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['matchfile1', 'matchfile2'])
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def test_match(self):
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for opt in '-m', '--match':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'pattern'])
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self.assertEqual(ns.match_tests, ['pattern'])
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self.checkError([opt], 'expected one argument')
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ns = libregrtest._parse_args(['-m', 'pattern1',
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'-m', 'pattern2'])
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self.assertEqual(ns.match_tests, ['pattern1', 'pattern2'])
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self.addCleanup(os_helper.unlink, os_helper.TESTFN)
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with open(os_helper.TESTFN, "w") as fp:
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print('matchfile1', file=fp)
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print('matchfile2', file=fp)
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filename = os.path.abspath(os_helper.TESTFN)
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ns = libregrtest._parse_args(['-m', 'match',
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'--matchfile', filename])
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self.assertEqual(ns.match_tests,
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['match', 'matchfile1', 'matchfile2'])
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def test_failfast(self):
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for opt in '-G', '--failfast':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, '-v'])
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self.assertTrue(ns.failfast)
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ns = libregrtest._parse_args([opt, '-W'])
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self.assertTrue(ns.failfast)
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self.checkError([opt], '-G/--failfast needs either -v or -W')
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def test_use(self):
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for opt in '-u', '--use':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'gui,network'])
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self.assertEqual(ns.use_resources, ['gui', 'network'])
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ns = libregrtest._parse_args([opt, 'gui,none,network'])
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self.assertEqual(ns.use_resources, ['network'])
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expected = list(libregrtest.ALL_RESOURCES)
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expected.remove('gui')
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ns = libregrtest._parse_args([opt, 'all,-gui'])
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self.assertEqual(ns.use_resources, expected)
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self.checkError([opt], 'expected one argument')
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self.checkError([opt, 'foo'], 'invalid resource')
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# all + a resource not part of "all"
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ns = libregrtest._parse_args([opt, 'all,tzdata'])
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self.assertEqual(ns.use_resources,
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list(libregrtest.ALL_RESOURCES) + ['tzdata'])
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# test another resource which is not part of "all"
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ns = libregrtest._parse_args([opt, 'extralargefile'])
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self.assertEqual(ns.use_resources, ['extralargefile'])
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def test_memlimit(self):
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for opt in '-M', '--memlimit':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, '4G'])
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self.assertEqual(ns.memlimit, '4G')
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self.checkError([opt], 'expected one argument')
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def test_testdir(self):
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ns = libregrtest._parse_args(['--testdir', 'foo'])
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self.assertEqual(ns.testdir, os.path.join(os_helper.SAVEDCWD, 'foo'))
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self.checkError(['--testdir'], 'expected one argument')
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def test_runleaks(self):
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for opt in '-L', '--runleaks':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.runleaks)
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def test_huntrleaks(self):
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for opt in '-R', '--huntrleaks':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, ':'])
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self.assertEqual(ns.huntrleaks, (5, 4, 'reflog.txt'))
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ns = libregrtest._parse_args([opt, '6:'])
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self.assertEqual(ns.huntrleaks, (6, 4, 'reflog.txt'))
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ns = libregrtest._parse_args([opt, ':3'])
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self.assertEqual(ns.huntrleaks, (5, 3, 'reflog.txt'))
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ns = libregrtest._parse_args([opt, '6:3:leaks.log'])
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self.assertEqual(ns.huntrleaks, (6, 3, 'leaks.log'))
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self.checkError([opt], 'expected one argument')
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self.checkError([opt, '6'],
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'needs 2 or 3 colon-separated arguments')
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self.checkError([opt, 'foo:'], 'invalid huntrleaks value')
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self.checkError([opt, '6:foo'], 'invalid huntrleaks value')
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def test_multiprocess(self):
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for opt in '-j', '--multiprocess':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, '2'])
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self.assertEqual(ns.use_mp, 2)
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self.checkError([opt], 'expected one argument')
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self.checkError([opt, 'foo'], 'invalid int value')
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self.checkError([opt, '2', '-T'], "don't go together")
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self.checkError([opt, '0', '-T'], "don't go together")
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def test_coverage(self):
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for opt in '-T', '--coverage':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.trace)
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def test_coverdir(self):
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for opt in '-D', '--coverdir':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, 'foo'])
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self.assertEqual(ns.coverdir,
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os.path.join(os_helper.SAVEDCWD, 'foo'))
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self.checkError([opt], 'expected one argument')
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def test_nocoverdir(self):
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for opt in '-N', '--nocoverdir':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt])
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self.assertIsNone(ns.coverdir)
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def test_threshold(self):
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for opt in '-t', '--threshold':
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with self.subTest(opt=opt):
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ns = libregrtest._parse_args([opt, '1000'])
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self.assertEqual(ns.threshold, 1000)
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self.checkError([opt], 'expected one argument')
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self.checkError([opt, 'foo'], 'invalid int value')
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def test_nowindows(self):
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for opt in '-n', '--nowindows':
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with self.subTest(opt=opt):
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with contextlib.redirect_stderr(io.StringIO()) as stderr:
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ns = libregrtest._parse_args([opt])
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self.assertTrue(ns.nowindows)
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err = stderr.getvalue()
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self.assertIn('the --nowindows (-n) option is deprecated', err)
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def test_forever(self):
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for opt in '-F', '--forever':
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with self.subTest(opt=opt):
|
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ns = libregrtest._parse_args([opt])
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||
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self.assertTrue(ns.forever)
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||
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def test_unrecognized_argument(self):
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self.checkError(['--xxx'], 'usage:')
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def test_long_option__partial(self):
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ns = libregrtest._parse_args(['--qui'])
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self.assertTrue(ns.quiet)
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self.assertEqual(ns.verbose, 0)
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||
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def test_two_options(self):
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ns = libregrtest._parse_args(['--quiet', '--exclude'])
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self.assertTrue(ns.quiet)
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self.assertEqual(ns.verbose, 0)
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self.assertTrue(ns.exclude)
|
||
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def test_option_with_empty_string_value(self):
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ns = libregrtest._parse_args(['--start', ''])
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self.assertEqual(ns.start, '')
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def test_arg(self):
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ns = libregrtest._parse_args(['foo'])
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self.assertEqual(ns.args, ['foo'])
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||
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def test_option_and_arg(self):
|
||
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ns = libregrtest._parse_args(['--quiet', 'foo'])
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||
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self.assertTrue(ns.quiet)
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||
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self.assertEqual(ns.verbose, 0)
|
||
|
|
self.assertEqual(ns.args, ['foo'])
|
||
|
|
|
||
|
|
def test_arg_option_arg(self):
|
||
|
|
ns = libregrtest._parse_args(['test_unaryop', '-v', 'test_binop'])
|
||
|
|
self.assertEqual(ns.verbose, 1)
|
||
|
|
self.assertEqual(ns.args, ['test_unaryop', 'test_binop'])
|
||
|
|
|
||
|
|
def test_unknown_option(self):
|
||
|
|
self.checkError(['--unknown-option'],
|
||
|
|
'unrecognized arguments: --unknown-option')
|
||
|
|
|
||
|
|
|
||
|
|
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__))
|
||
|
|
|
||
|
|
self.tmptestdir = tempfile.mkdtemp()
|
||
|
|
self.addCleanup(os_helper.rmtree, self.tmptestdir)
|
||
|
|
|
||
|
|
def create_test(self, name=None, code=None):
|
||
|
|
if not name:
|
||
|
|
name = 'noop%s' % BaseTestCase.TEST_UNIQUE_ID
|
||
|
|
BaseTestCase.TEST_UNIQUE_ID += 1
|
||
|
|
|
||
|
|
if code is None:
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_empty_test(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
|
||
|
|
# test_regrtest cannot be run twice in parallel because
|
||
|
|
# of setUp() and create_test()
|
||
|
|
name = self.TESTNAME_PREFIX + name
|
||
|
|
path = os.path.join(self.tmptestdir, name + '.py')
|
||
|
|
|
||
|
|
self.addCleanup(os_helper.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'^%s\[ *[0-9]+(?:/ *[0-9]+)*\] (%s)'
|
||
|
|
% (LOG_PREFIX, 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=(),
|
||
|
|
env_changed=(), omitted=(),
|
||
|
|
rerun={}, no_test_ran=(),
|
||
|
|
randomize=False, interrupted=False,
|
||
|
|
fail_env_changed=False):
|
||
|
|
if isinstance(tests, str):
|
||
|
|
tests = [tests]
|
||
|
|
if isinstance(skipped, str):
|
||
|
|
skipped = [skipped]
|
||
|
|
if isinstance(failed, str):
|
||
|
|
failed = [failed]
|
||
|
|
if isinstance(env_changed, str):
|
||
|
|
env_changed = [env_changed]
|
||
|
|
if isinstance(omitted, str):
|
||
|
|
omitted = [omitted]
|
||
|
|
if isinstance(no_test_ran, str):
|
||
|
|
no_test_ran = [no_test_ran]
|
||
|
|
|
||
|
|
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$' % (regex, names)
|
||
|
|
return regex
|
||
|
|
|
||
|
|
if skipped:
|
||
|
|
regex = list_regex('%s test%s skipped', skipped)
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if failed:
|
||
|
|
regex = list_regex('%s test%s failed', failed)
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if env_changed:
|
||
|
|
regex = list_regex('%s test%s altered the execution environment',
|
||
|
|
env_changed)
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if omitted:
|
||
|
|
regex = list_regex('%s test%s omitted', omitted)
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if rerun:
|
||
|
|
regex = list_regex('%s re-run test%s', rerun.keys())
|
||
|
|
self.check_line(output, regex)
|
||
|
|
regex = LOG_PREFIX + r"Re-running failed tests in verbose mode"
|
||
|
|
self.check_line(output, regex)
|
||
|
|
for name, match in rerun.items():
|
||
|
|
regex = LOG_PREFIX + f"Re-running {name} in verbose mode \\(matching: {match}\\)"
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if no_test_ran:
|
||
|
|
regex = list_regex('%s test%s run no tests', no_test_ran)
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
good = (len(tests) - len(skipped) - len(failed)
|
||
|
|
- len(omitted) - len(env_changed) - len(no_test_ran))
|
||
|
|
if good:
|
||
|
|
regex = r'%s test%s OK\.$' % (good, plural(good))
|
||
|
|
if not skipped and not failed and good > 1:
|
||
|
|
regex = 'All %s' % regex
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
if interrupted:
|
||
|
|
self.check_line(output, 'Test suite interrupted by signal SIGINT.')
|
||
|
|
|
||
|
|
result = []
|
||
|
|
if failed:
|
||
|
|
result.append('FAILURE')
|
||
|
|
elif fail_env_changed and env_changed:
|
||
|
|
result.append('ENV CHANGED')
|
||
|
|
if interrupted:
|
||
|
|
result.append('INTERRUPTED')
|
||
|
|
if not any((good, result, failed, interrupted, skipped,
|
||
|
|
env_changed, fail_env_changed)):
|
||
|
|
result.append("NO TEST RUN")
|
||
|
|
elif not result:
|
||
|
|
result.append('SUCCESS')
|
||
|
|
result = ', '.join(result)
|
||
|
|
if rerun:
|
||
|
|
self.check_line(output, 'Tests result: FAILURE')
|
||
|
|
result = 'FAILURE then %s' % result
|
||
|
|
|
||
|
|
self.check_line(output, 'Tests result: %s' % result)
|
||
|
|
|
||
|
|
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.STDOUT
|
||
|
|
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 CheckActualTests(BaseTestCase):
|
||
|
|
def test_finds_expected_number_of_tests(self):
|
||
|
|
"""
|
||
|
|
Check that regrtest appears to find the expected set of tests.
|
||
|
|
"""
|
||
|
|
args = ['-Wd', '-E', '-bb', '-m', 'test.regrtest', '--list-tests']
|
||
|
|
output = self.run_python(args)
|
||
|
|
rough_number_of_tests_found = len(output.splitlines())
|
||
|
|
actual_testsuite_glob = os.path.join(glob.escape(os.path.dirname(__file__)),
|
||
|
|
'test*.py')
|
||
|
|
rough_counted_test_py_files = len(glob.glob(actual_testsuite_glob))
|
||
|
|
# We're not trying to duplicate test finding logic in here,
|
||
|
|
# just give a rough estimate of how many there should be and
|
||
|
|
# be near that. This is a regression test to prevent mishaps
|
||
|
|
# such as https://bugs.python.org/issue37667 in the future.
|
||
|
|
# If you need to change the values in here during some
|
||
|
|
# mythical future test suite reorganization, don't go
|
||
|
|
# overboard with logic and keep that goal in mind.
|
||
|
|
self.assertGreater(rough_number_of_tests_found,
|
||
|
|
rough_counted_test_py_files*9//10,
|
||
|
|
msg='Unexpectedly low number of tests found in:\n'
|
||
|
|
f'{", ".join(output.splitlines())}')
|
||
|
|
|
||
|
|
|
||
|
|
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',
|
||
|
|
'--testdir=%s' % self.tmptestdir]
|
||
|
|
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')
|
||
|
|
args = [script, *self.regrtest_args, *self.tests]
|
||
|
|
self.run_tests(args)
|
||
|
|
|
||
|
|
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 = ['--testdir=%s' % self.tmptestdir]
|
||
|
|
if platform.machine() == 'ARM64':
|
||
|
|
test_args.append('-arm64') # ARM 64-bit build
|
||
|
|
elif platform.machine() == 'ARM':
|
||
|
|
test_args.append('-arm32') # 32-bit ARM build
|
||
|
|
elif 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')
|
||
|
|
if not os.path.isfile(script):
|
||
|
|
self.skipTest(f'File "{script}" does not exist')
|
||
|
|
rt_args = ["-q"] # Quick, don't run tests twice
|
||
|
|
if platform.machine() == 'ARM64':
|
||
|
|
rt_args.append('-arm64') # ARM 64-bit build
|
||
|
|
elif platform.machine() == 'ARM':
|
||
|
|
rt_args.append('-arm32') # 32-bit ARM build
|
||
|
|
elif 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, *testargs, **kw):
|
||
|
|
cmdargs = ['-m', 'test', '--testdir=%s' % self.tmptestdir, *testargs]
|
||
|
|
return self.run_python(cmdargs, **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('ok')
|
||
|
|
test_failing = self.create_test('failing', code=code)
|
||
|
|
tests = [test_ok, test_failing]
|
||
|
|
|
||
|
|
output = self.run_tests(*tests, exitcode=2)
|
||
|
|
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 = textwrap.dedent("""
|
||
|
|
from test import support; support.requires(%r)
|
||
|
|
import unittest
|
||
|
|
class PassingTest(unittest.TestCase):
|
||
|
|
def test_pass(self):
|
||
|
|
pass
|
||
|
|
""" % 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 = os_helper.TESTFN
|
||
|
|
self.addCleanup(os_helper.unlink, filename)
|
||
|
|
|
||
|
|
# test format '0:00:00 [2/7] test_opcodes -- test_grammar took 0 sec'
|
||
|
|
with open(filename, "w") as fp:
|
||
|
|
previous = None
|
||
|
|
for index, name in enumerate(tests, 1):
|
||
|
|
line = ("00:00:%02i [%s/%s] %s"
|
||
|
|
% (index, index, len(tests), name))
|
||
|
|
if previous:
|
||
|
|
line += " -- %s took 0 sec" % previous
|
||
|
|
print(line, file=fp)
|
||
|
|
previous = name
|
||
|
|
|
||
|
|
output = self.run_tests('--fromfile', filename)
|
||
|
|
self.check_executed_tests(output, tests)
|
||
|
|
|
||
|
|
# test format '[2/7] test_opcodes'
|
||
|
|
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)
|
||
|
|
|
||
|
|
# test format 'test_opcodes'
|
||
|
|
with open(filename, "w") as fp:
|
||
|
|
for name in tests:
|
||
|
|
print(name, file=fp)
|
||
|
|
|
||
|
|
output = self.run_tests('--fromfile', filename)
|
||
|
|
self.check_executed_tests(output, tests)
|
||
|
|
|
||
|
|
# test format 'Lib/test/test_opcodes.py'
|
||
|
|
with open(filename, "w") as fp:
|
||
|
|
for name in tests:
|
||
|
|
print('Lib/test/%s.py' % 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=130)
|
||
|
|
self.check_executed_tests(output, test, omitted=test,
|
||
|
|
interrupted=True)
|
||
|
|
|
||
|
|
def test_slowest(self):
|
||
|
|
# test --slowest
|
||
|
|
tests = [self.create_test() for index in range(3)]
|
||
|
|
output = self.run_tests("--slowest", *tests)
|
||
|
|
self.check_executed_tests(output, tests)
|
||
|
|
regex = ('10 slowest tests:\n'
|
||
|
|
'(?:- %s: .*\n){%s}'
|
||
|
|
% (self.TESTNAME_REGEX, len(tests)))
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
def test_slowest_interrupted(self):
|
||
|
|
# Issue #25373: test --slowest with an interrupted test
|
||
|
|
code = TEST_INTERRUPTED
|
||
|
|
test = self.create_test("sigint", code=code)
|
||
|
|
|
||
|
|
for multiprocessing in (False, True):
|
||
|
|
with self.subTest(multiprocessing=multiprocessing):
|
||
|
|
if multiprocessing:
|
||
|
|
args = ("--slowest", "-j2", test)
|
||
|
|
else:
|
||
|
|
args = ("--slowest", test)
|
||
|
|
output = self.run_tests(*args, exitcode=130)
|
||
|
|
self.check_executed_tests(output, test,
|
||
|
|
omitted=test, interrupted=True)
|
||
|
|
|
||
|
|
regex = ('10 slowest tests:\n')
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
def test_coverage(self):
|
||
|
|
# test --coverage
|
||
|
|
test = self.create_test('coverage')
|
||
|
|
output = self.run_tests("--coverage", test)
|
||
|
|
self.check_executed_tests(output, [test])
|
||
|
|
regex = (r'lines +cov% +module +\(path\)\n'
|
||
|
|
r'(?: *[0-9]+ *[0-9]{1,2}% *[^ ]+ +\([^)]+\)+)+')
|
||
|
|
self.check_line(output, regex)
|
||
|
|
|
||
|
|
def test_wait(self):
|
||
|
|
# test --wait
|
||
|
|
test = self.create_test('wait')
|
||
|
|
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 builtins
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class ForeverTester(unittest.TestCase):
|
||
|
|
def test_run(self):
|
||
|
|
# Store the state in the builtins module, because the test
|
||
|
|
# module is reload at each run
|
||
|
|
if 'RUN' in builtins.__dict__:
|
||
|
|
builtins.__dict__['RUN'] += 1
|
||
|
|
if builtins.__dict__['RUN'] >= 3:
|
||
|
|
self.fail("fail at the 3rd runs")
|
||
|
|
else:
|
||
|
|
builtins.__dict__['RUN'] = 1
|
||
|
|
""")
|
||
|
|
test = self.create_test('forever', code=code)
|
||
|
|
output = self.run_tests('--forever', test, exitcode=2)
|
||
|
|
self.check_executed_tests(output, [test]*3, failed=test)
|
||
|
|
|
||
|
|
def check_leak(self, code, what):
|
||
|
|
test = self.create_test('huntrleaks', code=code)
|
||
|
|
|
||
|
|
filename = 'reflog.txt'
|
||
|
|
self.addCleanup(os_helper.unlink, filename)
|
||
|
|
output = self.run_tests('--huntrleaks', '3:3:', test,
|
||
|
|
exitcode=2,
|
||
|
|
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] %s, sum=3\n' % (test, what)
|
||
|
|
self.assertIn(line2, output)
|
||
|
|
|
||
|
|
with open(filename) as fp:
|
||
|
|
reflog = fp.read()
|
||
|
|
self.assertIn(line2, reflog)
|
||
|
|
|
||
|
|
@unittest.skipUnless(Py_DEBUG, 'need a debug build')
|
||
|
|
def test_huntrleaks(self):
|
||
|
|
# test --huntrleaks
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
GLOBAL_LIST = []
|
||
|
|
|
||
|
|
class RefLeakTest(unittest.TestCase):
|
||
|
|
def test_leak(self):
|
||
|
|
GLOBAL_LIST.append(object())
|
||
|
|
""")
|
||
|
|
self.check_leak(code, 'references')
|
||
|
|
|
||
|
|
@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
|
||
|
|
|
||
|
|
class FDLeakTest(unittest.TestCase):
|
||
|
|
def test_leak(self):
|
||
|
|
fd = os.open(__file__, os.O_RDONLY)
|
||
|
|
# bug: never close the file descriptor
|
||
|
|
""")
|
||
|
|
self.check_leak(code, 'file descriptors')
|
||
|
|
|
||
|
|
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)
|
||
|
|
|
||
|
|
def test_list_cases(self):
|
||
|
|
# test --list-cases
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_method1(self):
|
||
|
|
pass
|
||
|
|
def test_method2(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
# Test --list-cases
|
||
|
|
all_methods = ['%s.Tests.test_method1' % testname,
|
||
|
|
'%s.Tests.test_method2' % testname]
|
||
|
|
output = self.run_tests('--list-cases', testname)
|
||
|
|
self.assertEqual(output.splitlines(), all_methods)
|
||
|
|
|
||
|
|
# Test --list-cases with --match
|
||
|
|
all_methods = ['%s.Tests.test_method1' % testname]
|
||
|
|
output = self.run_tests('--list-cases',
|
||
|
|
'-m', 'test_method1',
|
||
|
|
testname)
|
||
|
|
self.assertEqual(output.splitlines(), all_methods)
|
||
|
|
|
||
|
|
@support.cpython_only
|
||
|
|
def test_crashed(self):
|
||
|
|
# Any code which causes a crash
|
||
|
|
code = 'import faulthandler; faulthandler._sigsegv()'
|
||
|
|
crash_test = self.create_test(name="crash", code=code)
|
||
|
|
|
||
|
|
tests = [crash_test]
|
||
|
|
output = self.run_tests("-j2", *tests, exitcode=2)
|
||
|
|
self.check_executed_tests(output, tests, failed=crash_test,
|
||
|
|
randomize=True)
|
||
|
|
|
||
|
|
def parse_methods(self, output):
|
||
|
|
regex = re.compile("^(test[^ ]+).*ok$", flags=re.MULTILINE)
|
||
|
|
return [match.group(1) for match in regex.finditer(output)]
|
||
|
|
|
||
|
|
def test_ignorefile(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_method1(self):
|
||
|
|
pass
|
||
|
|
def test_method2(self):
|
||
|
|
pass
|
||
|
|
def test_method3(self):
|
||
|
|
pass
|
||
|
|
def test_method4(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
all_methods = ['test_method1', 'test_method2',
|
||
|
|
'test_method3', 'test_method4']
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
# only run a subset
|
||
|
|
filename = os_helper.TESTFN
|
||
|
|
self.addCleanup(os_helper.unlink, filename)
|
||
|
|
|
||
|
|
subset = [
|
||
|
|
# only ignore the method name
|
||
|
|
'test_method1',
|
||
|
|
# ignore the full identifier
|
||
|
|
'%s.Tests.test_method3' % testname]
|
||
|
|
with open(filename, "w") as fp:
|
||
|
|
for name in subset:
|
||
|
|
print(name, file=fp)
|
||
|
|
|
||
|
|
output = self.run_tests("-v", "--ignorefile", filename, testname)
|
||
|
|
methods = self.parse_methods(output)
|
||
|
|
subset = ['test_method2', 'test_method4']
|
||
|
|
self.assertEqual(methods, subset)
|
||
|
|
|
||
|
|
def test_matchfile(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_method1(self):
|
||
|
|
pass
|
||
|
|
def test_method2(self):
|
||
|
|
pass
|
||
|
|
def test_method3(self):
|
||
|
|
pass
|
||
|
|
def test_method4(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
all_methods = ['test_method1', 'test_method2',
|
||
|
|
'test_method3', 'test_method4']
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
# by default, all methods should be run
|
||
|
|
output = self.run_tests("-v", testname)
|
||
|
|
methods = self.parse_methods(output)
|
||
|
|
self.assertEqual(methods, all_methods)
|
||
|
|
|
||
|
|
# only run a subset
|
||
|
|
filename = os_helper.TESTFN
|
||
|
|
self.addCleanup(os_helper.unlink, filename)
|
||
|
|
|
||
|
|
subset = [
|
||
|
|
# only match the method name
|
||
|
|
'test_method1',
|
||
|
|
# match the full identifier
|
||
|
|
'%s.Tests.test_method3' % testname]
|
||
|
|
with open(filename, "w") as fp:
|
||
|
|
for name in subset:
|
||
|
|
print(name, file=fp)
|
||
|
|
|
||
|
|
output = self.run_tests("-v", "--matchfile", filename, testname)
|
||
|
|
methods = self.parse_methods(output)
|
||
|
|
subset = ['test_method1', 'test_method3']
|
||
|
|
self.assertEqual(methods, subset)
|
||
|
|
|
||
|
|
def test_env_changed(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_env_changed(self):
|
||
|
|
open("env_changed", "w").close()
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
# don't fail by default
|
||
|
|
output = self.run_tests(testname)
|
||
|
|
self.check_executed_tests(output, [testname], env_changed=testname)
|
||
|
|
|
||
|
|
# fail with --fail-env-changed
|
||
|
|
output = self.run_tests("--fail-env-changed", testname, exitcode=3)
|
||
|
|
self.check_executed_tests(output, [testname], env_changed=testname,
|
||
|
|
fail_env_changed=True)
|
||
|
|
|
||
|
|
def test_rerun_fail(self):
|
||
|
|
# FAILURE then FAILURE
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_succeed(self):
|
||
|
|
return
|
||
|
|
|
||
|
|
def test_fail_always(self):
|
||
|
|
# test that always fails
|
||
|
|
self.fail("bug")
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("-w", testname, exitcode=2)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
failed=testname, rerun={testname: "test_fail_always"})
|
||
|
|
|
||
|
|
def test_rerun_success(self):
|
||
|
|
# FAILURE then SUCCESS
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import builtins
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_succeed(self):
|
||
|
|
return
|
||
|
|
|
||
|
|
def test_fail_once(self):
|
||
|
|
if not hasattr(builtins, '_test_failed'):
|
||
|
|
builtins._test_failed = True
|
||
|
|
self.fail("bug")
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("-w", testname, exitcode=0)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
rerun={testname: "test_fail_once"})
|
||
|
|
|
||
|
|
def test_no_tests_ran(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_bug(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests(testname, "-m", "nosuchtest", exitcode=0)
|
||
|
|
self.check_executed_tests(output, [testname], no_test_ran=testname)
|
||
|
|
|
||
|
|
def test_no_tests_ran_skip(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_skipped(self):
|
||
|
|
self.skipTest("because")
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests(testname, exitcode=0)
|
||
|
|
self.check_executed_tests(output, [testname])
|
||
|
|
|
||
|
|
def test_no_tests_ran_multiple_tests_nonexistent(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_bug(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
testname2 = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests(testname, testname2, "-m", "nosuchtest", exitcode=0)
|
||
|
|
self.check_executed_tests(output, [testname, testname2],
|
||
|
|
no_test_ran=[testname, testname2])
|
||
|
|
|
||
|
|
def test_no_test_ran_some_test_exist_some_not(self):
|
||
|
|
code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_bug(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
other_code = textwrap.dedent("""
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_other_bug(self):
|
||
|
|
pass
|
||
|
|
""")
|
||
|
|
testname2 = self.create_test(code=other_code)
|
||
|
|
|
||
|
|
output = self.run_tests(testname, testname2, "-m", "nosuchtest",
|
||
|
|
"-m", "test_other_bug", exitcode=0)
|
||
|
|
self.check_executed_tests(output, [testname, testname2],
|
||
|
|
no_test_ran=[testname])
|
||
|
|
|
||
|
|
@support.cpython_only
|
||
|
|
def test_findleaks(self):
|
||
|
|
code = textwrap.dedent(r"""
|
||
|
|
import _testcapi
|
||
|
|
import gc
|
||
|
|
import unittest
|
||
|
|
|
||
|
|
@_testcapi.with_tp_del
|
||
|
|
class Garbage:
|
||
|
|
def __tp_del__(self):
|
||
|
|
pass
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_garbage(self):
|
||
|
|
# create an uncollectable object
|
||
|
|
obj = Garbage()
|
||
|
|
obj.ref_cycle = obj
|
||
|
|
obj = None
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("--fail-env-changed", testname, exitcode=3)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
env_changed=[testname],
|
||
|
|
fail_env_changed=True)
|
||
|
|
|
||
|
|
# --findleaks is now basically an alias to --fail-env-changed
|
||
|
|
output = self.run_tests("--findleaks", testname, exitcode=3)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
env_changed=[testname],
|
||
|
|
fail_env_changed=True)
|
||
|
|
|
||
|
|
def test_multiprocessing_timeout(self):
|
||
|
|
code = textwrap.dedent(r"""
|
||
|
|
import time
|
||
|
|
import unittest
|
||
|
|
try:
|
||
|
|
import faulthandler
|
||
|
|
except ImportError:
|
||
|
|
faulthandler = None
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
# test hangs and so should be stopped by the timeout
|
||
|
|
def test_sleep(self):
|
||
|
|
# we want to test regrtest multiprocessing timeout,
|
||
|
|
# not faulthandler timeout
|
||
|
|
if faulthandler is not None:
|
||
|
|
faulthandler.cancel_dump_traceback_later()
|
||
|
|
|
||
|
|
time.sleep(60 * 5)
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("-j2", "--timeout=1.0", testname, exitcode=2)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
failed=testname)
|
||
|
|
self.assertRegex(output,
|
||
|
|
re.compile('%s timed out' % testname, re.MULTILINE))
|
||
|
|
|
||
|
|
def test_unraisable_exc(self):
|
||
|
|
# --fail-env-changed must catch unraisable exception.
|
||
|
|
# The exception must be displayed even if sys.stderr is redirected.
|
||
|
|
code = textwrap.dedent(r"""
|
||
|
|
import unittest
|
||
|
|
import weakref
|
||
|
|
from test.support import captured_stderr
|
||
|
|
|
||
|
|
class MyObject:
|
||
|
|
pass
|
||
|
|
|
||
|
|
def weakref_callback(obj):
|
||
|
|
raise Exception("weakref callback bug")
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_unraisable_exc(self):
|
||
|
|
obj = MyObject()
|
||
|
|
ref = weakref.ref(obj, weakref_callback)
|
||
|
|
with captured_stderr() as stderr:
|
||
|
|
# call weakref_callback() which logs
|
||
|
|
# an unraisable exception
|
||
|
|
obj = None
|
||
|
|
self.assertEqual(stderr.getvalue(), '')
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("--fail-env-changed", "-v", testname, exitcode=3)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
env_changed=[testname],
|
||
|
|
fail_env_changed=True)
|
||
|
|
self.assertIn("Warning -- Unraisable exception", output)
|
||
|
|
self.assertIn("Exception: weakref callback bug", output)
|
||
|
|
|
||
|
|
def test_threading_excepthook(self):
|
||
|
|
# --fail-env-changed must catch uncaught thread exception.
|
||
|
|
# The exception must be displayed even if sys.stderr is redirected.
|
||
|
|
code = textwrap.dedent(r"""
|
||
|
|
import threading
|
||
|
|
import unittest
|
||
|
|
from test.support import captured_stderr
|
||
|
|
|
||
|
|
class MyObject:
|
||
|
|
pass
|
||
|
|
|
||
|
|
def func_bug():
|
||
|
|
raise Exception("bug in thread")
|
||
|
|
|
||
|
|
class Tests(unittest.TestCase):
|
||
|
|
def test_threading_excepthook(self):
|
||
|
|
with captured_stderr() as stderr:
|
||
|
|
thread = threading.Thread(target=func_bug)
|
||
|
|
thread.start()
|
||
|
|
thread.join()
|
||
|
|
self.assertEqual(stderr.getvalue(), '')
|
||
|
|
""")
|
||
|
|
testname = self.create_test(code=code)
|
||
|
|
|
||
|
|
output = self.run_tests("--fail-env-changed", "-v", testname, exitcode=3)
|
||
|
|
self.check_executed_tests(output, [testname],
|
||
|
|
env_changed=[testname],
|
||
|
|
fail_env_changed=True)
|
||
|
|
self.assertIn("Warning -- Uncaught thread exception", output)
|
||
|
|
self.assertIn("Exception: bug in thread", output)
|
||
|
|
|
||
|
|
def test_unicode_guard_env(self):
|
||
|
|
guard = os.environ.get(setup.UNICODE_GUARD_ENV)
|
||
|
|
self.assertIsNotNone(guard, f"{setup.UNICODE_GUARD_ENV} not set")
|
||
|
|
if guard.isascii():
|
||
|
|
# Skip to signify that the env var value was changed by the user;
|
||
|
|
# possibly to something ASCII to work around Unicode issues.
|
||
|
|
self.skipTest("Modified guard")
|
||
|
|
|
||
|
|
def test_cleanup(self):
|
||
|
|
dirname = os.path.join(self.tmptestdir, "test_python_123")
|
||
|
|
os.mkdir(dirname)
|
||
|
|
filename = os.path.join(self.tmptestdir, "test_python_456")
|
||
|
|
open(filename, "wb").close()
|
||
|
|
names = [dirname, filename]
|
||
|
|
|
||
|
|
cmdargs = ['-m', 'test',
|
||
|
|
'--tempdir=%s' % self.tmptestdir,
|
||
|
|
'--cleanup']
|
||
|
|
self.run_python(cmdargs)
|
||
|
|
|
||
|
|
for name in names:
|
||
|
|
self.assertFalse(os.path.exists(name), name)
|
||
|
|
|
||
|
|
|
||
|
|
class TestUtils(unittest.TestCase):
|
||
|
|
def test_format_duration(self):
|
||
|
|
self.assertEqual(utils.format_duration(0),
|
||
|
|
'0 ms')
|
||
|
|
self.assertEqual(utils.format_duration(1e-9),
|
||
|
|
'1 ms')
|
||
|
|
self.assertEqual(utils.format_duration(10e-3),
|
||
|
|
'10 ms')
|
||
|
|
self.assertEqual(utils.format_duration(1.5),
|
||
|
|
'1.5 sec')
|
||
|
|
self.assertEqual(utils.format_duration(1),
|
||
|
|
'1.0 sec')
|
||
|
|
self.assertEqual(utils.format_duration(2 * 60),
|
||
|
|
'2 min')
|
||
|
|
self.assertEqual(utils.format_duration(2 * 60 + 1),
|
||
|
|
'2 min 1 sec')
|
||
|
|
self.assertEqual(utils.format_duration(3 * 3600),
|
||
|
|
'3 hour')
|
||
|
|
self.assertEqual(utils.format_duration(3 * 3600 + 2 * 60 + 1),
|
||
|
|
'3 hour 2 min')
|
||
|
|
self.assertEqual(utils.format_duration(3 * 3600 + 1),
|
||
|
|
'3 hour 1 sec')
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == '__main__':
|
||
|
|
unittest.main()
|