mirror of https://github.com/python/cpython
2445 lines
91 KiB
Python
2445 lines
91 KiB
Python
"""
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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 dataclasses
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import glob
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import io
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import locale
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import os.path
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import platform
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import random
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import re
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import shlex
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import signal
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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 unittest
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from test import support
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from test.support import os_helper, without_optimizer
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from test.libregrtest import cmdline
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from test.libregrtest import main
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from test.libregrtest import setup
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from test.libregrtest import utils
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from test.libregrtest.filter import get_match_tests, set_match_tests, match_test
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from test.libregrtest.result import TestStats
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from test.libregrtest.utils import normalize_test_name
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if not support.has_subprocess_support:
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raise unittest.SkipTest("test module requires subprocess")
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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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EXITCODE_BAD_TEST = 2
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EXITCODE_ENV_CHANGED = 3
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EXITCODE_NO_TESTS_RAN = 4
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EXITCODE_RERUN_FAIL = 5
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EXITCODE_INTERRUPTED = 130
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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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@staticmethod
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def parse_args(args):
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return cmdline._parse_args(args)
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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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self.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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self.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 = self.parse_args(['--timeout', '4.2'])
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self.assertEqual(ns.timeout, 4.2)
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# negative, zero and empty string are treated as "no timeout"
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for value in ('-1', '0', ''):
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with self.subTest(value=value):
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ns = self.parse_args([f'--timeout={value}'])
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self.assertEqual(ns.timeout, None)
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self.checkError(['--timeout'], 'expected one argument')
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self.checkError(['--timeout', 'foo'], 'invalid timeout value:')
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def test_wait(self):
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ns = self.parse_args(['--wait'])
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self.assertTrue(ns.wait)
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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 = self.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 = self.parse_args(['-v'])
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self.assertEqual(ns.verbose, 1)
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ns = self.parse_args(['-vvv'])
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self.assertEqual(ns.verbose, 3)
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ns = self.parse_args(['--verbose'])
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self.assertEqual(ns.verbose, 1)
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ns = self.parse_args(['--verbose'] * 3)
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self.assertEqual(ns.verbose, 3)
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ns = self.parse_args([])
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self.assertEqual(ns.verbose, 0)
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def test_rerun(self):
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for opt in '-w', '--rerun', '--verbose2':
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with self.subTest(opt=opt):
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ns = self.parse_args([opt])
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self.assertTrue(ns.rerun)
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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 = self.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 = self.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 = self.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 = self.parse_args(['--header'])
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self.assertTrue(ns.header)
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ns = self.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 = self.parse_args([opt])
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self.assertTrue(ns.randomize)
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with os_helper.EnvironmentVarGuard() as env:
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# with SOURCE_DATE_EPOCH
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env['SOURCE_DATE_EPOCH'] = '1697839080'
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ns = self.parse_args(['--randomize'])
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regrtest = main.Regrtest(ns)
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self.assertFalse(regrtest.randomize)
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self.assertIsInstance(regrtest.random_seed, str)
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self.assertEqual(regrtest.random_seed, '1697839080')
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# without SOURCE_DATE_EPOCH
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del env['SOURCE_DATE_EPOCH']
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ns = self.parse_args(['--randomize'])
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regrtest = main.Regrtest(ns)
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self.assertTrue(regrtest.randomize)
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self.assertIsInstance(regrtest.random_seed, int)
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def test_randseed(self):
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ns = self.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 = self.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 = self.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 = self.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_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 = self.parse_args([opt, 'pattern'])
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self.assertEqual(ns.match_tests, [('pattern', True)])
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self.checkError([opt], 'expected one argument')
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for opt in '-i', '--ignore':
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with self.subTest(opt=opt):
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ns = self.parse_args([opt, 'pattern'])
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self.assertEqual(ns.match_tests, [('pattern', False)])
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self.checkError([opt], 'expected one argument')
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ns = self.parse_args(['-m', 'pattern1', '-m', 'pattern2'])
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self.assertEqual(ns.match_tests, [('pattern1', True), ('pattern2', True)])
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ns = self.parse_args(['-m', 'pattern1', '-i', 'pattern2'])
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self.assertEqual(ns.match_tests, [('pattern1', True), ('pattern2', False)])
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ns = self.parse_args(['-i', 'pattern1', '-m', 'pattern2'])
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self.assertEqual(ns.match_tests, [('pattern1', False), ('pattern2', True)])
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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 = self.parse_args(['-m', 'match', '--matchfile', filename])
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self.assertEqual(ns.match_tests,
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[('match', True), ('matchfile1', True), ('matchfile2', True)])
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ns = self.parse_args(['-i', 'match', '--ignorefile', filename])
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self.assertEqual(ns.match_tests,
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[('match', False), ('matchfile1', False), ('matchfile2', False)])
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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 = self.parse_args([opt, '-v'])
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self.assertTrue(ns.failfast)
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ns = self.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 = self.parse_args([opt, 'gui,network'])
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self.assertEqual(ns.use_resources, ['gui', 'network'])
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ns = self.parse_args([opt, 'gui,none,network'])
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self.assertEqual(ns.use_resources, ['network'])
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expected = list(cmdline.ALL_RESOURCES)
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expected.remove('gui')
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ns = self.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 = self.parse_args([opt, 'all,tzdata'])
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self.assertEqual(ns.use_resources,
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list(cmdline.ALL_RESOURCES) + ['tzdata'])
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# test another resource which is not part of "all"
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ns = self.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 = self.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 = self.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 = self.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 = self.parse_args([opt, ':'])
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self.assertEqual(ns.huntrleaks, (5, 4, 'reflog.txt'))
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ns = self.parse_args([opt, '6:'])
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self.assertEqual(ns.huntrleaks, (6, 4, 'reflog.txt'))
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ns = self.parse_args([opt, ':3'])
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self.assertEqual(ns.huntrleaks, (5, 3, 'reflog.txt'))
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ns = self.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 = self.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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def test_coverage_sequential(self):
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for opt in '-T', '--coverage':
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with self.subTest(opt=opt):
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with support.captured_stderr() as stderr:
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ns = self.parse_args([opt])
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self.assertTrue(ns.trace)
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self.assertIn(
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"collecting coverage without -j is imprecise",
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stderr.getvalue(),
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)
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@unittest.skipUnless(support.Py_DEBUG, 'need a debug build')
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def test_coverage_mp(self):
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for opt in '-T', '--coverage':
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with self.subTest(opt=opt):
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ns = self.parse_args([opt, '-j1'])
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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 = self.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 = self.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 = self.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 = self.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 = self.parse_args([opt])
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self.assertTrue(ns.forever)
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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 = self.parse_args(['--qui'])
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self.assertTrue(ns.quiet)
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self.assertEqual(ns.verbose, 0)
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def test_two_options(self):
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ns = self.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 = self.parse_args(['--start', ''])
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self.assertEqual(ns.start, '')
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def test_arg(self):
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ns = self.parse_args(['foo'])
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self.assertEqual(ns.args, ['foo'])
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def test_option_and_arg(self):
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ns = self.parse_args(['--quiet', 'foo'])
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self.assertTrue(ns.quiet)
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self.assertEqual(ns.verbose, 0)
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self.assertEqual(ns.args, ['foo'])
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def test_arg_option_arg(self):
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ns = self.parse_args(['test_unaryop', '-v', 'test_binop'])
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self.assertEqual(ns.verbose, 1)
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self.assertEqual(ns.args, ['test_unaryop', 'test_binop'])
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def test_unknown_option(self):
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self.checkError(['--unknown-option'],
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'unrecognized arguments: --unknown-option')
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def create_regrtest(self, args):
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ns = cmdline._parse_args(args)
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# Check Regrtest attributes which are more reliable than Namespace
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# which has an unclear API
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with os_helper.EnvironmentVarGuard() as env:
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# Ignore SOURCE_DATE_EPOCH env var if it's set
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if 'SOURCE_DATE_EPOCH' in env:
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del env['SOURCE_DATE_EPOCH']
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regrtest = main.Regrtest(ns)
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return regrtest
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def check_ci_mode(self, args, use_resources, rerun=True):
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regrtest = self.create_regrtest(args)
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self.assertEqual(regrtest.num_workers, -1)
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self.assertEqual(regrtest.want_rerun, rerun)
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self.assertTrue(regrtest.randomize)
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self.assertIsInstance(regrtest.random_seed, int)
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self.assertTrue(regrtest.fail_env_changed)
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self.assertTrue(regrtest.print_slowest)
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self.assertTrue(regrtest.output_on_failure)
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self.assertEqual(sorted(regrtest.use_resources), sorted(use_resources))
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return regrtest
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def test_fast_ci(self):
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args = ['--fast-ci']
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use_resources = sorted(cmdline.ALL_RESOURCES)
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use_resources.remove('cpu')
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regrtest = self.check_ci_mode(args, use_resources)
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self.assertEqual(regrtest.timeout, 10 * 60)
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def test_fast_ci_python_cmd(self):
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args = ['--fast-ci', '--python', 'python -X dev']
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use_resources = sorted(cmdline.ALL_RESOURCES)
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use_resources.remove('cpu')
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regrtest = self.check_ci_mode(args, use_resources, rerun=False)
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self.assertEqual(regrtest.timeout, 10 * 60)
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self.assertEqual(regrtest.python_cmd, ('python', '-X', 'dev'))
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def test_fast_ci_resource(self):
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# it should be possible to override resources individually
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args = ['--fast-ci', '-u-network']
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use_resources = sorted(cmdline.ALL_RESOURCES)
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use_resources.remove('cpu')
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use_resources.remove('network')
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self.check_ci_mode(args, use_resources)
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def test_slow_ci(self):
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args = ['--slow-ci']
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use_resources = sorted(cmdline.ALL_RESOURCES)
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regrtest = self.check_ci_mode(args, use_resources)
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self.assertEqual(regrtest.timeout, 20 * 60)
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def test_dont_add_python_opts(self):
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args = ['--dont-add-python-opts']
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ns = cmdline._parse_args(args)
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self.assertFalse(ns._add_python_opts)
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def test_bisect(self):
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args = ['--bisect']
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regrtest = self.create_regrtest(args)
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self.assertTrue(regrtest.want_bisect)
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|
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def test_verbose3_huntrleaks(self):
|
|
args = ['-R', '3:10', '--verbose3']
|
|
with support.captured_stderr():
|
|
regrtest = self.create_regrtest(args)
|
|
self.assertIsNotNone(regrtest.hunt_refleak)
|
|
self.assertEqual(regrtest.hunt_refleak.warmups, 3)
|
|
self.assertEqual(regrtest.hunt_refleak.runs, 10)
|
|
self.assertFalse(regrtest.output_on_failure)
|
|
|
|
def test_single_process(self):
|
|
args = ['-j2', '--single-process']
|
|
with support.captured_stderr():
|
|
regrtest = self.create_regrtest(args)
|
|
self.assertEqual(regrtest.num_workers, 0)
|
|
self.assertTrue(regrtest.single_process)
|
|
|
|
args = ['--fast-ci', '--single-process']
|
|
with support.captured_stderr():
|
|
regrtest = self.create_regrtest(args)
|
|
self.assertEqual(regrtest.num_workers, 0)
|
|
self.assertTrue(regrtest.single_process)
|
|
|
|
|
|
@dataclasses.dataclass(slots=True)
|
|
class Rerun:
|
|
name: str
|
|
match: str | None
|
|
success: bool
|
|
|
|
|
|
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, pattern, full=False, regex=True):
|
|
if not regex:
|
|
pattern = re.escape(pattern)
|
|
if full:
|
|
pattern += '\n'
|
|
regex = re.compile(r'^' + pattern, 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, *, stats,
|
|
skipped=(), failed=(),
|
|
env_changed=(), omitted=(),
|
|
rerun=None, run_no_tests=(),
|
|
resource_denied=(),
|
|
randomize=False, parallel=False, interrupted=False,
|
|
fail_env_changed=False,
|
|
forever=False, filtered=False):
|
|
if isinstance(tests, str):
|
|
tests = [tests]
|
|
if isinstance(skipped, str):
|
|
skipped = [skipped]
|
|
if isinstance(resource_denied, str):
|
|
resource_denied = [resource_denied]
|
|
if isinstance(failed, str):
|
|
failed = [failed]
|
|
if isinstance(env_changed, str):
|
|
env_changed = [env_changed]
|
|
if isinstance(omitted, str):
|
|
omitted = [omitted]
|
|
if isinstance(run_no_tests, str):
|
|
run_no_tests = [run_no_tests]
|
|
if isinstance(stats, int):
|
|
stats = TestStats(stats)
|
|
if parallel:
|
|
randomize = True
|
|
|
|
rerun_failed = []
|
|
if rerun is not None and not env_changed:
|
|
failed = [rerun.name]
|
|
if not rerun.success:
|
|
rerun_failed.append(rerun.name)
|
|
|
|
executed = self.parse_executed_tests(output)
|
|
total_tests = list(tests)
|
|
if rerun is not None:
|
|
total_tests.append(rerun.name)
|
|
if randomize:
|
|
self.assertEqual(set(executed), set(total_tests), output)
|
|
else:
|
|
self.assertEqual(executed, total_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 resource_denied:
|
|
regex = list_regex(r'%s test%s skipped \(resource denied\)', resource_denied)
|
|
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(r'%s test%s altered the execution environment '
|
|
r'\(env changed\)',
|
|
env_changed)
|
|
self.check_line(output, regex)
|
|
|
|
if omitted:
|
|
regex = list_regex('%s test%s omitted', omitted)
|
|
self.check_line(output, regex)
|
|
|
|
if rerun is not None:
|
|
regex = list_regex('%s re-run test%s', [rerun.name])
|
|
self.check_line(output, regex)
|
|
regex = LOG_PREFIX + r"Re-running 1 failed tests in verbose mode"
|
|
self.check_line(output, regex)
|
|
regex = fr"Re-running {rerun.name} in verbose mode"
|
|
if rerun.match:
|
|
regex = fr"{regex} \(matching: {rerun.match}\)"
|
|
self.check_line(output, regex)
|
|
|
|
if run_no_tests:
|
|
regex = list_regex('%s test%s run no tests', run_no_tests)
|
|
self.check_line(output, regex)
|
|
|
|
good = (len(tests) - len(skipped) - len(resource_denied) - len(failed)
|
|
- len(omitted) - len(env_changed) - len(run_no_tests))
|
|
if good:
|
|
regex = r'%s test%s OK\.' % (good, plural(good))
|
|
if not skipped and not failed and (rerun is None or rerun.success) and good > 1:
|
|
regex = 'All %s' % regex
|
|
self.check_line(output, regex, full=True)
|
|
|
|
if interrupted:
|
|
self.check_line(output, 'Test suite interrupted by signal SIGINT.')
|
|
|
|
# Total tests
|
|
text = f'run={stats.tests_run:,}'
|
|
if filtered:
|
|
text = fr'{text} \(filtered\)'
|
|
parts = [text]
|
|
if stats.failures:
|
|
parts.append(f'failures={stats.failures:,}')
|
|
if stats.skipped:
|
|
parts.append(f'skipped={stats.skipped:,}')
|
|
line = fr'Total tests: {" ".join(parts)}'
|
|
self.check_line(output, line, full=True)
|
|
|
|
# Total test files
|
|
run = len(total_tests) - len(resource_denied)
|
|
if rerun is not None:
|
|
total_failed = len(rerun_failed)
|
|
total_rerun = 1
|
|
else:
|
|
total_failed = len(failed)
|
|
total_rerun = 0
|
|
if interrupted:
|
|
run = 0
|
|
text = f'run={run}'
|
|
if not forever:
|
|
text = f'{text}/{len(tests)}'
|
|
if filtered:
|
|
text = fr'{text} \(filtered\)'
|
|
report = [text]
|
|
for name, ntest in (
|
|
('failed', total_failed),
|
|
('env_changed', len(env_changed)),
|
|
('skipped', len(skipped)),
|
|
('resource_denied', len(resource_denied)),
|
|
('rerun', total_rerun),
|
|
('run_no_tests', len(run_no_tests)),
|
|
):
|
|
if ntest:
|
|
report.append(f'{name}={ntest}')
|
|
line = fr'Total test files: {" ".join(report)}'
|
|
self.check_line(output, line, full=True)
|
|
|
|
# Result
|
|
state = []
|
|
if failed:
|
|
state.append('FAILURE')
|
|
elif fail_env_changed and env_changed:
|
|
state.append('ENV CHANGED')
|
|
if interrupted:
|
|
state.append('INTERRUPTED')
|
|
if not any((good, failed, interrupted, skipped,
|
|
env_changed, fail_env_changed)):
|
|
state.append("NO TESTS RAN")
|
|
elif not state:
|
|
state.append('SUCCESS')
|
|
state = ', '.join(state)
|
|
if rerun is not None:
|
|
new_state = 'SUCCESS' if rerun.success else 'FAILURE'
|
|
state = f'{state} then {new_state}'
|
|
self.check_line(output, f'Result: {state}', full=True)
|
|
|
|
def parse_random_seed(self, output: str) -> str:
|
|
match = self.regex_search(r'Using random seed: (.*)', output)
|
|
return match.group(1)
|
|
|
|
def run_command(self, args, input=None, exitcode=0, **kw):
|
|
if not input:
|
|
input = ''
|
|
if 'stderr' not in kw:
|
|
kw['stderr'] = subprocess.STDOUT
|
|
|
|
env = kw.pop('env', None)
|
|
if env is None:
|
|
env = dict(os.environ)
|
|
env.pop('SOURCE_DATE_EPOCH', None)
|
|
|
|
proc = subprocess.run(args,
|
|
text=True,
|
|
input=input,
|
|
stdout=subprocess.PIPE,
|
|
env=env,
|
|
**kw)
|
|
if proc.returncode != exitcode:
|
|
msg = ("Command %s failed with exit code %s, but exit code %s expected!\n"
|
|
"\n"
|
|
"stdout:\n"
|
|
"---\n"
|
|
"%s\n"
|
|
"---\n"
|
|
% (str(args), proc.returncode, exitcode, 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):
|
|
extraargs = []
|
|
if 'uops' in sys._xoptions:
|
|
# Pass -X uops along
|
|
extraargs.extend(['-X', 'uops'])
|
|
args = [sys.executable, *extraargs, '-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):
|
|
randseed = self.parse_random_seed(output)
|
|
self.assertTrue(randseed.isdigit(), randseed)
|
|
|
|
self.check_executed_tests(output, self.tests,
|
|
randomize=True, stats=len(self.tests))
|
|
|
|
def run_tests(self, args, env=None):
|
|
output = self.run_python(args, env=env)
|
|
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)
|
|
|
|
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 support.Py_DEBUG:
|
|
test_args.append('+d') # Release build, use python.exe
|
|
if sysconfig.get_config_var("Py_GIL_DISABLED"):
|
|
test_args.append('--disable-gil')
|
|
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 support.Py_DEBUG:
|
|
rt_args.append('-d') # Debug build, use python_d.exe
|
|
if sysconfig.get_config_var("Py_GIL_DISABLED"):
|
|
rt_args.append('--disable-gil')
|
|
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_success(self):
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class PassingTests(unittest.TestCase):
|
|
def test_test1(self):
|
|
pass
|
|
|
|
def test_test2(self):
|
|
pass
|
|
|
|
def test_test3(self):
|
|
pass
|
|
""")
|
|
tests = [self.create_test(f'ok{i}', code=code) for i in range(1, 6)]
|
|
|
|
output = self.run_tests(*tests)
|
|
self.check_executed_tests(output, tests,
|
|
stats=3 * len(tests))
|
|
|
|
def test_skip(self):
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
raise unittest.SkipTest("nope")
|
|
""")
|
|
test_ok = self.create_test('ok')
|
|
test_skip = self.create_test('skip', code=code)
|
|
tests = [test_ok, test_skip]
|
|
|
|
output = self.run_tests(*tests)
|
|
self.check_executed_tests(output, tests,
|
|
skipped=[test_skip],
|
|
stats=1)
|
|
|
|
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=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, tests, failed=test_failing,
|
|
stats=TestStats(2, 1))
|
|
|
|
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, stats=2)
|
|
|
|
# -u audio: 1 resource enabled
|
|
output = self.run_tests('-uaudio', *test_names)
|
|
self.check_executed_tests(output, test_names,
|
|
resource_denied=tests['network'],
|
|
stats=1)
|
|
|
|
# no option: 0 resources enabled
|
|
output = self.run_tests(*test_names, exitcode=EXITCODE_NO_TESTS_RAN)
|
|
self.check_executed_tests(output, test_names,
|
|
resource_denied=test_names,
|
|
stats=0)
|
|
|
|
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, exitcode=EXITCODE_NO_TESTS_RAN)
|
|
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', f'--randseed={randseed}', test,
|
|
exitcode=EXITCODE_NO_TESTS_RAN)
|
|
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)
|
|
|
|
# check that random.seed is used by default
|
|
output = self.run_tests(test, exitcode=EXITCODE_NO_TESTS_RAN)
|
|
randseed = self.parse_random_seed(output)
|
|
self.assertTrue(randseed.isdigit(), randseed)
|
|
|
|
# check SOURCE_DATE_EPOCH (integer)
|
|
timestamp = '1697839080'
|
|
env = dict(os.environ, SOURCE_DATE_EPOCH=timestamp)
|
|
output = self.run_tests('-r', test, exitcode=EXITCODE_NO_TESTS_RAN,
|
|
env=env)
|
|
randseed = self.parse_random_seed(output)
|
|
self.assertEqual(randseed, timestamp)
|
|
self.check_line(output, 'TESTRANDOM: 520')
|
|
|
|
# check SOURCE_DATE_EPOCH (string)
|
|
env = dict(os.environ, SOURCE_DATE_EPOCH='XYZ')
|
|
output = self.run_tests('-r', test, exitcode=EXITCODE_NO_TESTS_RAN,
|
|
env=env)
|
|
randseed = self.parse_random_seed(output)
|
|
self.assertEqual(randseed, 'XYZ')
|
|
self.check_line(output, 'TESTRANDOM: 22')
|
|
|
|
# check SOURCE_DATE_EPOCH (empty string): ignore the env var
|
|
env = dict(os.environ, SOURCE_DATE_EPOCH='')
|
|
output = self.run_tests('-r', test, exitcode=EXITCODE_NO_TESTS_RAN,
|
|
env=env)
|
|
randseed = self.parse_random_seed(output)
|
|
self.assertTrue(randseed.isdigit(), randseed)
|
|
|
|
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)
|
|
stats = len(tests)
|
|
self.check_executed_tests(output, tests, stats=stats)
|
|
|
|
# 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, stats=stats)
|
|
|
|
# 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, stats=stats)
|
|
|
|
# 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, stats=stats)
|
|
|
|
def test_interrupted(self):
|
|
code = TEST_INTERRUPTED
|
|
test = self.create_test('sigint', code=code)
|
|
output = self.run_tests(test, exitcode=EXITCODE_INTERRUPTED)
|
|
self.check_executed_tests(output, test, omitted=test,
|
|
interrupted=True, stats=0)
|
|
|
|
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, stats=len(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=EXITCODE_INTERRUPTED)
|
|
self.check_executed_tests(output, test,
|
|
omitted=test, interrupted=True,
|
|
stats=0)
|
|
|
|
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], stats=1)
|
|
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)
|
|
|
|
# --forever
|
|
output = self.run_tests('--forever', test, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, [test]*3, failed=test,
|
|
stats=TestStats(3, 1),
|
|
forever=True)
|
|
|
|
# --forever --rerun
|
|
output = self.run_tests('--forever', '--rerun', test, exitcode=0)
|
|
self.check_executed_tests(output, [test]*3,
|
|
rerun=Rerun(test,
|
|
match='test_run',
|
|
success=True),
|
|
stats=TestStats(4, 1),
|
|
forever=True)
|
|
|
|
@without_optimizer
|
|
def check_leak(self, code, what, *, run_workers=False):
|
|
test = self.create_test('huntrleaks', code=code)
|
|
|
|
filename = 'reflog.txt'
|
|
self.addCleanup(os_helper.unlink, filename)
|
|
cmd = ['--huntrleaks', '3:3:']
|
|
if run_workers:
|
|
cmd.append('-j1')
|
|
cmd.append(test)
|
|
output = self.run_tests(*cmd,
|
|
exitcode=EXITCODE_BAD_TEST,
|
|
stderr=subprocess.STDOUT)
|
|
self.check_executed_tests(output, [test], failed=test, stats=1)
|
|
|
|
line = r'beginning 6 repetitions. .*\n123:456\n[.0-9X]{3} 111\n'
|
|
self.check_line(output, 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(support.Py_DEBUG, 'need a debug build')
|
|
def check_huntrleaks(self, *, run_workers: bool):
|
|
# 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', run_workers=run_workers)
|
|
|
|
def test_huntrleaks(self):
|
|
self.check_huntrleaks(run_workers=False)
|
|
|
|
def test_huntrleaks_mp(self):
|
|
self.check_huntrleaks(run_workers=True)
|
|
|
|
@unittest.skipUnless(support.Py_DEBUG, 'need a debug build')
|
|
def test_huntrleaks_bisect(self):
|
|
# test --huntrleaks --bisect
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
GLOBAL_LIST = []
|
|
|
|
class RefLeakTest(unittest.TestCase):
|
|
def test1(self):
|
|
pass
|
|
|
|
def test2(self):
|
|
pass
|
|
|
|
def test3(self):
|
|
GLOBAL_LIST.append(object())
|
|
|
|
def test4(self):
|
|
pass
|
|
""")
|
|
|
|
test = self.create_test('huntrleaks', code=code)
|
|
|
|
filename = 'reflog.txt'
|
|
self.addCleanup(os_helper.unlink, filename)
|
|
cmd = ['--huntrleaks', '3:3:', '--bisect', test]
|
|
output = self.run_tests(*cmd,
|
|
exitcode=EXITCODE_BAD_TEST,
|
|
stderr=subprocess.STDOUT)
|
|
|
|
self.assertIn(f"Bisect {test}", output)
|
|
self.assertIn(f"Bisect {test}: exit code 0", output)
|
|
|
|
# test3 is the one which leaks
|
|
self.assertIn("Bisection completed in", output)
|
|
self.assertIn(
|
|
"Tests (1):\n"
|
|
f"* {test}.RefLeakTest.test3\n",
|
|
output)
|
|
|
|
@unittest.skipUnless(support.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=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, tests, failed=crash_test,
|
|
parallel=True, stats=0)
|
|
|
|
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
|
|
""")
|
|
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, stats=1)
|
|
|
|
# fail with --fail-env-changed
|
|
output = self.run_tests("--fail-env-changed", testname,
|
|
exitcode=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, [testname], env_changed=testname,
|
|
fail_env_changed=True, stats=1)
|
|
|
|
# rerun
|
|
output = self.run_tests("--rerun", testname)
|
|
self.check_executed_tests(output, [testname],
|
|
env_changed=testname,
|
|
rerun=Rerun(testname,
|
|
match=None,
|
|
success=True),
|
|
stats=2)
|
|
|
|
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("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, [testname],
|
|
rerun=Rerun(testname,
|
|
"test_fail_always",
|
|
success=False),
|
|
stats=TestStats(3, 2))
|
|
|
|
def test_rerun_success(self):
|
|
# FAILURE then SUCCESS
|
|
marker_filename = os.path.abspath("regrtest_marker_filename")
|
|
self.addCleanup(os_helper.unlink, marker_filename)
|
|
self.assertFalse(os.path.exists(marker_filename))
|
|
|
|
code = textwrap.dedent(f"""
|
|
import os.path
|
|
import unittest
|
|
|
|
marker_filename = {marker_filename!r}
|
|
|
|
class Tests(unittest.TestCase):
|
|
def test_succeed(self):
|
|
return
|
|
|
|
def test_fail_once(self):
|
|
if not os.path.exists(marker_filename):
|
|
open(marker_filename, "w").close()
|
|
self.fail("bug")
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
# FAILURE then SUCCESS => exit code 0
|
|
output = self.run_tests("--rerun", testname, exitcode=0)
|
|
self.check_executed_tests(output, [testname],
|
|
rerun=Rerun(testname,
|
|
match="test_fail_once",
|
|
success=True),
|
|
stats=TestStats(3, 1))
|
|
os_helper.unlink(marker_filename)
|
|
|
|
# with --fail-rerun, exit code EXITCODE_RERUN_FAIL
|
|
# on "FAILURE then SUCCESS" state.
|
|
output = self.run_tests("--rerun", "--fail-rerun", testname,
|
|
exitcode=EXITCODE_RERUN_FAIL)
|
|
self.check_executed_tests(output, [testname],
|
|
rerun=Rerun(testname,
|
|
match="test_fail_once",
|
|
success=True),
|
|
stats=TestStats(3, 1))
|
|
os_helper.unlink(marker_filename)
|
|
|
|
def test_rerun_setup_class_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
@classmethod
|
|
def setUpClass(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match="ExampleTests",
|
|
success=False),
|
|
stats=0)
|
|
|
|
def test_rerun_teardown_class_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
@classmethod
|
|
def tearDownClass(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match="ExampleTests",
|
|
success=False),
|
|
stats=2)
|
|
|
|
def test_rerun_setup_module_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
def setUpModule():
|
|
raise RuntimeError('Fail')
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match=None,
|
|
success=False),
|
|
stats=0)
|
|
|
|
def test_rerun_teardown_module_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
def tearDownModule():
|
|
raise RuntimeError('Fail')
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, [testname],
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match=None,
|
|
success=False),
|
|
stats=2)
|
|
|
|
def test_rerun_setup_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
def setUp(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match="test_success",
|
|
success=False),
|
|
stats=2)
|
|
|
|
def test_rerun_teardown_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.TestCase):
|
|
def tearDown(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match="test_success",
|
|
success=False),
|
|
stats=2)
|
|
|
|
def test_rerun_async_setup_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.IsolatedAsyncioTestCase):
|
|
async def asyncSetUp(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
async def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
rerun=Rerun(testname,
|
|
match="test_success",
|
|
success=False),
|
|
stats=2)
|
|
|
|
def test_rerun_async_teardown_hook_failure(self):
|
|
# FAILURE then FAILURE
|
|
code = textwrap.dedent("""
|
|
import unittest
|
|
|
|
class ExampleTests(unittest.IsolatedAsyncioTestCase):
|
|
async def asyncTearDown(self):
|
|
raise RuntimeError('Fail')
|
|
|
|
async def test_success(self):
|
|
return
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--rerun", testname, exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
rerun=Rerun(testname,
|
|
match="test_success",
|
|
success=False),
|
|
stats=2)
|
|
|
|
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=EXITCODE_NO_TESTS_RAN)
|
|
self.check_executed_tests(output, [testname],
|
|
run_no_tests=testname,
|
|
stats=0, filtered=True)
|
|
|
|
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)
|
|
self.check_executed_tests(output, [testname],
|
|
stats=TestStats(1, skipped=1))
|
|
|
|
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=EXITCODE_NO_TESTS_RAN)
|
|
self.check_executed_tests(output, [testname, testname2],
|
|
run_no_tests=[testname, testname2],
|
|
stats=0, filtered=True)
|
|
|
|
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],
|
|
run_no_tests=[testname],
|
|
stats=1, filtered=True)
|
|
|
|
@support.cpython_only
|
|
def test_uncollectable(self):
|
|
try:
|
|
import _testcapi
|
|
except ImportError:
|
|
raise unittest.SkipTest("requires _testcapi")
|
|
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=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, [testname],
|
|
env_changed=[testname],
|
|
fail_env_changed=True,
|
|
stats=1)
|
|
|
|
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=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, [testname],
|
|
failed=testname, stats=0)
|
|
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=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, [testname],
|
|
env_changed=[testname],
|
|
fail_env_changed=True,
|
|
stats=1)
|
|
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=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, [testname],
|
|
env_changed=[testname],
|
|
fail_env_changed=True,
|
|
stats=1)
|
|
self.assertIn("Warning -- Uncaught thread exception", output)
|
|
self.assertIn("Exception: bug in thread", output)
|
|
|
|
def test_print_warning(self):
|
|
# bpo-45410: The order of messages must be preserved when -W and
|
|
# support.print_warning() are used.
|
|
code = textwrap.dedent(r"""
|
|
import sys
|
|
import unittest
|
|
from test import support
|
|
|
|
class MyObject:
|
|
pass
|
|
|
|
def func_bug():
|
|
raise Exception("bug in thread")
|
|
|
|
class Tests(unittest.TestCase):
|
|
def test_print_warning(self):
|
|
print("msg1: stdout")
|
|
support.print_warning("msg2: print_warning")
|
|
# Fail with ENV CHANGED to see print_warning() log
|
|
support.environment_altered = True
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
# Expect an output like:
|
|
#
|
|
# test_threading_excepthook (test.test_x.Tests) ... msg1: stdout
|
|
# Warning -- msg2: print_warning
|
|
# ok
|
|
regex = (r"test_print_warning.*msg1: stdout\n"
|
|
r"Warning -- msg2: print_warning\n"
|
|
r"ok\n")
|
|
for option in ("-v", "-W"):
|
|
with self.subTest(option=option):
|
|
cmd = ["--fail-env-changed", option, testname]
|
|
output = self.run_tests(*cmd, exitcode=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, [testname],
|
|
env_changed=[testname],
|
|
fail_env_changed=True,
|
|
stats=1)
|
|
self.assertRegex(output, regex)
|
|
|
|
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)
|
|
|
|
@unittest.skipIf(support.is_wasi,
|
|
'checking temp files is not implemented on WASI')
|
|
def test_leak_tmp_file(self):
|
|
code = textwrap.dedent(r"""
|
|
import os.path
|
|
import tempfile
|
|
import unittest
|
|
|
|
class FileTests(unittest.TestCase):
|
|
def test_leak_tmp_file(self):
|
|
filename = os.path.join(tempfile.gettempdir(), 'mytmpfile')
|
|
with open(filename, "wb") as fp:
|
|
fp.write(b'content')
|
|
""")
|
|
testnames = [self.create_test(code=code) for _ in range(3)]
|
|
|
|
output = self.run_tests("--fail-env-changed", "-v", "-j2", *testnames,
|
|
exitcode=EXITCODE_ENV_CHANGED)
|
|
self.check_executed_tests(output, testnames,
|
|
env_changed=testnames,
|
|
fail_env_changed=True,
|
|
parallel=True,
|
|
stats=len(testnames))
|
|
for testname in testnames:
|
|
self.assertIn(f"Warning -- {testname} leaked temporary "
|
|
f"files (1): mytmpfile",
|
|
output)
|
|
|
|
def test_worker_decode_error(self):
|
|
# gh-109425: Use "backslashreplace" error handler to decode stdout.
|
|
if sys.platform == 'win32':
|
|
encoding = locale.getencoding()
|
|
else:
|
|
encoding = sys.stdout.encoding
|
|
if encoding is None:
|
|
encoding = sys.__stdout__.encoding
|
|
if encoding is None:
|
|
self.skipTest("cannot get regrtest worker encoding")
|
|
|
|
nonascii = bytes(ch for ch in range(128, 256))
|
|
corrupted_output = b"nonascii:%s\n" % (nonascii,)
|
|
# gh-108989: On Windows, assertion errors are written in UTF-16: when
|
|
# decoded each letter is follow by a NUL character.
|
|
assertion_failed = 'Assertion failed: tstate_is_alive(tstate)\n'
|
|
corrupted_output += assertion_failed.encode('utf-16-le')
|
|
try:
|
|
corrupted_output.decode(encoding)
|
|
except UnicodeDecodeError:
|
|
pass
|
|
else:
|
|
self.skipTest(f"{encoding} can decode non-ASCII bytes")
|
|
|
|
expected_line = corrupted_output.decode(encoding, 'backslashreplace')
|
|
|
|
code = textwrap.dedent(fr"""
|
|
import sys
|
|
import unittest
|
|
|
|
class Tests(unittest.TestCase):
|
|
def test_pass(self):
|
|
pass
|
|
|
|
# bytes which cannot be decoded from UTF-8
|
|
corrupted_output = {corrupted_output!a}
|
|
sys.stdout.buffer.write(corrupted_output)
|
|
sys.stdout.buffer.flush()
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--fail-env-changed", "-v", "-j1", testname)
|
|
self.check_executed_tests(output, [testname],
|
|
parallel=True,
|
|
stats=1)
|
|
self.check_line(output, expected_line, regex=False)
|
|
|
|
def test_doctest(self):
|
|
code = textwrap.dedent(r'''
|
|
import doctest
|
|
import sys
|
|
from test import support
|
|
|
|
def my_function():
|
|
"""
|
|
Pass:
|
|
|
|
>>> 1 + 1
|
|
2
|
|
|
|
Failure:
|
|
|
|
>>> 2 + 3
|
|
23
|
|
>>> 1 + 1
|
|
11
|
|
|
|
Skipped test (ignored):
|
|
|
|
>>> id(1.0) # doctest: +SKIP
|
|
7948648
|
|
"""
|
|
|
|
def load_tests(loader, tests, pattern):
|
|
tests.addTest(doctest.DocTestSuite())
|
|
return tests
|
|
''')
|
|
testname = self.create_test(code=code)
|
|
|
|
output = self.run_tests("--fail-env-changed", "-v", "-j1", testname,
|
|
exitcode=EXITCODE_BAD_TEST)
|
|
self.check_executed_tests(output, [testname],
|
|
failed=[testname],
|
|
parallel=True,
|
|
stats=TestStats(1, 1, 0))
|
|
|
|
def _check_random_seed(self, run_workers: bool):
|
|
# gh-109276: When -r/--randomize is used, random.seed() is called
|
|
# with the same random seed before running each test file.
|
|
code = textwrap.dedent(r'''
|
|
import random
|
|
import unittest
|
|
|
|
class RandomSeedTest(unittest.TestCase):
|
|
def test_randint(self):
|
|
numbers = [random.randint(0, 1000) for _ in range(10)]
|
|
print(f"Random numbers: {numbers}")
|
|
''')
|
|
tests = [self.create_test(name=f'test_random{i}', code=code)
|
|
for i in range(1, 3+1)]
|
|
|
|
random_seed = 856_656_202
|
|
cmd = ["--randomize", f"--randseed={random_seed}"]
|
|
if run_workers:
|
|
# run as many worker processes than the number of tests
|
|
cmd.append(f'-j{len(tests)}')
|
|
cmd.extend(tests)
|
|
output = self.run_tests(*cmd)
|
|
|
|
random.seed(random_seed)
|
|
# Make the assumption that nothing consume entropy between libregrest
|
|
# setup_tests() which calls random.seed() and RandomSeedTest calling
|
|
# random.randint().
|
|
numbers = [random.randint(0, 1000) for _ in range(10)]
|
|
expected = f"Random numbers: {numbers}"
|
|
|
|
regex = r'^Random numbers: .*$'
|
|
matches = re.findall(regex, output, flags=re.MULTILINE)
|
|
self.assertEqual(matches, [expected] * len(tests))
|
|
|
|
def test_random_seed(self):
|
|
self._check_random_seed(run_workers=False)
|
|
|
|
def test_random_seed_workers(self):
|
|
self._check_random_seed(run_workers=True)
|
|
|
|
def test_python_command(self):
|
|
code = textwrap.dedent(r"""
|
|
import sys
|
|
import unittest
|
|
|
|
class WorkerTests(unittest.TestCase):
|
|
def test_dev_mode(self):
|
|
self.assertTrue(sys.flags.dev_mode)
|
|
""")
|
|
tests = [self.create_test(code=code) for _ in range(3)]
|
|
|
|
# Custom Python command: "python -X dev"
|
|
python_cmd = [sys.executable, '-X', 'dev']
|
|
# test.libregrtest.cmdline uses shlex.split() to parse the Python
|
|
# command line string
|
|
python_cmd = shlex.join(python_cmd)
|
|
|
|
output = self.run_tests("--python", python_cmd, "-j0", *tests)
|
|
self.check_executed_tests(output, tests,
|
|
stats=len(tests), parallel=True)
|
|
|
|
def test_unload_tests(self):
|
|
# Test that unloading test modules does not break tests
|
|
# that import from other tests.
|
|
# The test execution order matters for this test.
|
|
# Both test_regrtest_a and test_regrtest_c which are executed before
|
|
# and after test_regrtest_b import a submodule from the test_regrtest_b
|
|
# package and use it in testing. test_regrtest_b itself does not import
|
|
# that submodule.
|
|
# Previously test_regrtest_c failed because test_regrtest_b.util in
|
|
# sys.modules was left after test_regrtest_a (making the import
|
|
# statement no-op), but new test_regrtest_b without the util attribute
|
|
# was imported for test_regrtest_b.
|
|
testdir = os.path.join(os.path.dirname(__file__),
|
|
'regrtestdata', 'import_from_tests')
|
|
tests = [f'test_regrtest_{name}' for name in ('a', 'b', 'c')]
|
|
args = ['-Wd', '-E', '-bb', '-m', 'test', '--testdir=%s' % testdir, *tests]
|
|
output = self.run_python(args)
|
|
self.check_executed_tests(output, tests, stats=3)
|
|
|
|
def check_add_python_opts(self, option):
|
|
# --fast-ci and --slow-ci add "-u -W default -bb -E" options to Python
|
|
try:
|
|
import _testinternalcapi
|
|
except ImportError:
|
|
raise unittest.SkipTest("requires _testinternalcapi")
|
|
code = textwrap.dedent(r"""
|
|
import sys
|
|
import unittest
|
|
from test import support
|
|
try:
|
|
from _testinternalcapi import get_config
|
|
except ImportError:
|
|
get_config = None
|
|
|
|
# WASI/WASM buildbots don't use -E option
|
|
use_environment = (support.is_emscripten or support.is_wasi)
|
|
|
|
class WorkerTests(unittest.TestCase):
|
|
@unittest.skipUnless(get_config is None, 'need get_config()')
|
|
def test_config(self):
|
|
config = get_config()['config']
|
|
# -u option
|
|
self.assertEqual(config['buffered_stdio'], 0)
|
|
# -W default option
|
|
self.assertTrue(config['warnoptions'], ['default'])
|
|
# -bb option
|
|
self.assertTrue(config['bytes_warning'], 2)
|
|
# -E option
|
|
self.assertTrue(config['use_environment'], use_environment)
|
|
|
|
def test_python_opts(self):
|
|
# -u option
|
|
self.assertTrue(sys.__stdout__.write_through)
|
|
self.assertTrue(sys.__stderr__.write_through)
|
|
|
|
# -W default option
|
|
self.assertTrue(sys.warnoptions, ['default'])
|
|
|
|
# -bb option
|
|
self.assertEqual(sys.flags.bytes_warning, 2)
|
|
|
|
# -E option
|
|
self.assertEqual(not sys.flags.ignore_environment,
|
|
use_environment)
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
# Use directly subprocess to control the exact command line
|
|
cmd = [sys.executable,
|
|
"-m", "test", option,
|
|
f'--testdir={self.tmptestdir}',
|
|
testname]
|
|
proc = subprocess.run(cmd,
|
|
stdout=subprocess.PIPE,
|
|
stderr=subprocess.STDOUT,
|
|
text=True)
|
|
self.assertEqual(proc.returncode, 0, proc)
|
|
|
|
def test_add_python_opts(self):
|
|
for opt in ("--fast-ci", "--slow-ci"):
|
|
with self.subTest(opt=opt):
|
|
self.check_add_python_opts(opt)
|
|
|
|
# gh-76319: Raising SIGSEGV on Android may not cause a crash.
|
|
@unittest.skipIf(support.is_android,
|
|
'raising SIGSEGV on Android is unreliable')
|
|
def test_worker_output_on_failure(self):
|
|
try:
|
|
from faulthandler import _sigsegv
|
|
except ImportError:
|
|
self.skipTest("need faulthandler._sigsegv")
|
|
|
|
code = textwrap.dedent(r"""
|
|
import faulthandler
|
|
import unittest
|
|
from test import support
|
|
|
|
class CrashTests(unittest.TestCase):
|
|
def test_crash(self):
|
|
print("just before crash!", flush=True)
|
|
|
|
with support.SuppressCrashReport():
|
|
faulthandler._sigsegv(True)
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
# Sanitizers must not handle SIGSEGV (ex: for test_enable_fd())
|
|
env = dict(os.environ)
|
|
option = 'handle_segv=0'
|
|
support.set_sanitizer_env_var(env, option)
|
|
|
|
output = self.run_tests("-j1", testname,
|
|
exitcode=EXITCODE_BAD_TEST,
|
|
env=env)
|
|
self.check_executed_tests(output, testname,
|
|
failed=[testname],
|
|
stats=0, parallel=True)
|
|
if not support.MS_WINDOWS:
|
|
exitcode = -int(signal.SIGSEGV)
|
|
self.assertIn(f"Exit code {exitcode} (SIGSEGV)", output)
|
|
self.check_line(output, "just before crash!", full=True, regex=False)
|
|
|
|
def test_verbose3(self):
|
|
code = textwrap.dedent(r"""
|
|
import unittest
|
|
from test import support
|
|
|
|
class VerboseTests(unittest.TestCase):
|
|
def test_pass(self):
|
|
print("SPAM SPAM SPAM")
|
|
""")
|
|
testname = self.create_test(code=code)
|
|
|
|
# Run sequentially
|
|
output = self.run_tests("--verbose3", testname)
|
|
self.check_executed_tests(output, testname, stats=1)
|
|
self.assertNotIn('SPAM SPAM SPAM', output)
|
|
|
|
# -R option needs a debug build
|
|
if support.Py_DEBUG:
|
|
# Check for reference leaks, run in parallel
|
|
output = self.run_tests("-R", "3:3", "-j1", "--verbose3", testname)
|
|
self.check_executed_tests(output, testname, stats=1, parallel=True)
|
|
self.assertNotIn('SPAM SPAM SPAM', output)
|
|
|
|
|
|
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')
|
|
|
|
def test_normalize_test_name(self):
|
|
normalize = normalize_test_name
|
|
self.assertEqual(normalize('test_access (test.test_os.FileTests.test_access)'),
|
|
'test_access')
|
|
self.assertEqual(normalize('setUpClass (test.test_os.ChownFileTests)', is_error=True),
|
|
'ChownFileTests')
|
|
self.assertEqual(normalize('test_success (test.test_bug.ExampleTests.test_success)', is_error=True),
|
|
'test_success')
|
|
self.assertIsNone(normalize('setUpModule (test.test_x)', is_error=True))
|
|
self.assertIsNone(normalize('tearDownModule (test.test_module)', is_error=True))
|
|
|
|
def test_get_signal_name(self):
|
|
for exitcode, expected in (
|
|
(-int(signal.SIGINT), 'SIGINT'),
|
|
(-int(signal.SIGSEGV), 'SIGSEGV'),
|
|
(128 + int(signal.SIGABRT), 'SIGABRT'),
|
|
(3221225477, "STATUS_ACCESS_VIOLATION"),
|
|
(0xC00000FD, "STATUS_STACK_OVERFLOW"),
|
|
):
|
|
self.assertEqual(utils.get_signal_name(exitcode), expected, exitcode)
|
|
|
|
def test_format_resources(self):
|
|
format_resources = utils.format_resources
|
|
ALL_RESOURCES = utils.ALL_RESOURCES
|
|
self.assertEqual(
|
|
format_resources(("network",)),
|
|
'resources (1): network')
|
|
self.assertEqual(
|
|
format_resources(("audio", "decimal", "network")),
|
|
'resources (3): audio,decimal,network')
|
|
self.assertEqual(
|
|
format_resources(ALL_RESOURCES),
|
|
'resources: all')
|
|
self.assertEqual(
|
|
format_resources(tuple(name for name in ALL_RESOURCES
|
|
if name != "cpu")),
|
|
'resources: all,-cpu')
|
|
self.assertEqual(
|
|
format_resources((*ALL_RESOURCES, "tzdata")),
|
|
'resources: all,tzdata')
|
|
|
|
def test_match_test(self):
|
|
class Test:
|
|
def __init__(self, test_id):
|
|
self.test_id = test_id
|
|
|
|
def id(self):
|
|
return self.test_id
|
|
|
|
# Restore patterns once the test completes
|
|
patterns = get_match_tests()
|
|
self.addCleanup(set_match_tests, patterns)
|
|
|
|
test_access = Test('test.test_os.FileTests.test_access')
|
|
test_chdir = Test('test.test_os.Win32ErrorTests.test_chdir')
|
|
test_copy = Test('test.test_shutil.TestCopy.test_copy')
|
|
|
|
# Test acceptance
|
|
with support.swap_attr(support, '_test_matchers', ()):
|
|
# match all
|
|
set_match_tests([])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
|
|
# match all using None
|
|
set_match_tests(None)
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
|
|
# match the full test identifier
|
|
set_match_tests([(test_access.id(), True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
|
|
# match the module name
|
|
set_match_tests([('test_os', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
self.assertFalse(match_test(test_copy))
|
|
|
|
# Test '*' pattern
|
|
set_match_tests([('test_*', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
|
|
# Test case sensitivity
|
|
set_match_tests([('filetests', True)])
|
|
self.assertFalse(match_test(test_access))
|
|
set_match_tests([('FileTests', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
|
|
# Test pattern containing '.' and a '*' metacharacter
|
|
set_match_tests([('*test_os.*.test_*', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
self.assertFalse(match_test(test_copy))
|
|
|
|
# Multiple patterns
|
|
set_match_tests([(test_access.id(), True), (test_chdir.id(), True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
self.assertFalse(match_test(test_copy))
|
|
|
|
set_match_tests([('test_access', True), ('DONTMATCH', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
|
|
# Test rejection
|
|
with support.swap_attr(support, '_test_matchers', ()):
|
|
# match the full test identifier
|
|
set_match_tests([(test_access.id(), False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
|
|
# match the module name
|
|
set_match_tests([('test_os', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
self.assertTrue(match_test(test_copy))
|
|
|
|
# Test '*' pattern
|
|
set_match_tests([('test_*', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
|
|
# Test case sensitivity
|
|
set_match_tests([('filetests', False)])
|
|
self.assertTrue(match_test(test_access))
|
|
set_match_tests([('FileTests', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
|
|
# Test pattern containing '.' and a '*' metacharacter
|
|
set_match_tests([('*test_os.*.test_*', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
self.assertTrue(match_test(test_copy))
|
|
|
|
# Multiple patterns
|
|
set_match_tests([(test_access.id(), False), (test_chdir.id(), False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
self.assertTrue(match_test(test_copy))
|
|
|
|
set_match_tests([('test_access', False), ('DONTMATCH', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
|
|
# Test mixed filters
|
|
with support.swap_attr(support, '_test_matchers', ()):
|
|
set_match_tests([('*test_os', False), ('test_access', True)])
|
|
self.assertTrue(match_test(test_access))
|
|
self.assertFalse(match_test(test_chdir))
|
|
self.assertTrue(match_test(test_copy))
|
|
|
|
set_match_tests([('*test_os', True), ('test_access', False)])
|
|
self.assertFalse(match_test(test_access))
|
|
self.assertTrue(match_test(test_chdir))
|
|
self.assertFalse(match_test(test_copy))
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|