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7a2b0ea957
Backed out changeset 6680ca0acc27 (bug 1466211) Backed out changeset dfdf4ea83655 (bug 1466211) Backed out changeset 23eb377e2e6d (bug 1466211) Backed out changeset fe821d61ecbf (bug 1466211) Backed out changeset e04950c7c496 (bug 1466211) Backed out changeset 4b197754381a (bug 1466211) Backed out changeset 1695d4464c54 (bug 1466211)
232 lines
8.2 KiB
Python
232 lines
8.2 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import absolute_import, print_function, unicode_literals
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import argparse
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import logging
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import os
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import sys
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import tempfile
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from concurrent.futures import (
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ThreadPoolExecutor,
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as_completed,
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thread,
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)
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import mozinfo
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from manifestparser import TestManifest
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from manifestparser import filters as mpf
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from mozbuild.base import (
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MachCommandBase,
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)
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from mach.decorators import (
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CommandArgument,
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CommandProvider,
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Command,
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)
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here = os.path.abspath(os.path.dirname(__file__))
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@CommandProvider
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class MachCommands(MachCommandBase):
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@Command('python', category='devenv',
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description='Run Python.')
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@CommandArgument('--no-virtualenv', action='store_true',
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help='Do not set up a virtualenv')
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@CommandArgument('args', nargs=argparse.REMAINDER)
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def python(self, no_virtualenv, args):
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# Avoid logging the command
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self.log_manager.terminal_handler.setLevel(logging.CRITICAL)
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# Note: subprocess requires native strings in os.environ on Windows.
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append_env = {
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b'PYTHONDONTWRITEBYTECODE': str('1'),
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}
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if no_virtualenv:
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python_path = sys.executable
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append_env[b'PYTHONPATH'] = os.pathsep.join(sys.path)
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else:
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self._activate_virtualenv()
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python_path = self.virtualenv_manager.python_path
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return self.run_process([python_path] + args,
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pass_thru=True, # Allow user to run Python interactively.
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ensure_exit_code=False, # Don't throw on non-zero exit code.
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append_env=append_env)
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@Command('python-test', category='testing',
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description='Run Python unit tests with an appropriate test runner.')
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@CommandArgument('-v', '--verbose',
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default=False,
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action='store_true',
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help='Verbose output.')
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@CommandArgument('--three',
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default=False,
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action='store_true',
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help='Run tests using Python 3.')
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@CommandArgument('-j', '--jobs',
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default=1,
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type=int,
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help='Number of concurrent jobs to run. Default is 1.')
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@CommandArgument('--subsuite',
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default=None,
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help=('Python subsuite to run. If not specified, all subsuites are run. '
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'Use the string `default` to only run tests without a subsuite.'))
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@CommandArgument('tests', nargs='*',
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metavar='TEST',
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help=('Tests to run. Each test can be a single file or a directory. '
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'Default test resolution relies on PYTHON_UNITTEST_MANIFESTS.'))
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def python_test(self, *args, **kwargs):
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try:
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tempdir = os.environ[b'PYTHON_TEST_TMP'] = str(tempfile.mkdtemp(suffix='-python-test'))
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return self.run_python_tests(*args, **kwargs)
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finally:
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import mozfile
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mozfile.remove(tempdir)
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def run_python_tests(self,
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tests=None,
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test_objects=None,
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subsuite=None,
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verbose=False,
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jobs=1,
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three=False,
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**kwargs):
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if three:
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# use pipenv to run tests against Python 3
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self.activate_pipenv(os.path.join(here, 'Pipfile'), ['--three'])
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else:
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self._activate_virtualenv()
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if test_objects is None:
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from moztest.resolve import TestResolver
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resolver = self._spawn(TestResolver)
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# If we were given test paths, try to find tests matching them.
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test_objects = resolver.resolve_tests(paths=tests, flavor='python')
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else:
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# We've received test_objects from |mach test|. We need to ignore
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# the subsuite because python-tests don't use this key like other
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# harnesses do and |mach test| doesn't realize this.
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subsuite = None
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mp = TestManifest()
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mp.tests.extend(test_objects)
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filters = []
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if subsuite == 'default':
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filters.append(mpf.subsuite(None))
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elif subsuite:
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filters.append(mpf.subsuite(subsuite))
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python = 3 if three else 2
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tests = mp.active_tests(filters=filters, disabled=False, python=python, **mozinfo.info)
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if not tests:
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submsg = "for subsuite '{}' ".format(subsuite) if subsuite else ""
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message = "TEST-UNEXPECTED-FAIL | No tests collected " + \
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"{}(Not in PYTHON_UNITTEST_MANIFESTS?)".format(submsg)
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self.log(logging.WARN, 'python-test', {}, message)
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return 1
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parallel = []
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sequential = []
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for test in tests:
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if test.get('sequential'):
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sequential.append(test)
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else:
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parallel.append(test)
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self.jobs = jobs
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self.terminate = False
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self.verbose = verbose
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return_code = 0
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def on_test_finished(result):
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output, ret, test_path = result
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for line in output:
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self.log(logging.INFO, 'python-test', {'line': line.rstrip()}, '{line}')
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if ret and not return_code:
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self.log(logging.ERROR, 'python-test', {'test_path': test_path, 'ret': ret},
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'Setting retcode to {ret} from {test_path}')
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return return_code or ret
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with ThreadPoolExecutor(max_workers=self.jobs) as executor:
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futures = [executor.submit(self._run_python_test, test['path'])
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for test in parallel]
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try:
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for future in as_completed(futures):
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return_code = on_test_finished(future.result())
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except KeyboardInterrupt:
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# Hack to force stop currently running threads.
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# https://gist.github.com/clchiou/f2608cbe54403edb0b13
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executor._threads.clear()
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thread._threads_queues.clear()
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raise
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for test in sequential:
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return_code = on_test_finished(self._run_python_test(test['path']))
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self.log(logging.INFO, 'python-test', {'return_code': return_code},
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'Return code from mach python-test: {return_code}')
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return return_code
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def _run_python_test(self, test_path):
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from mozprocess import ProcessHandler
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output = []
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def _log(line):
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# Buffer messages if more than one worker to avoid interleaving
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if self.jobs > 1:
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output.append(line)
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else:
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self.log(logging.INFO, 'python-test', {'line': line.rstrip()}, '{line}')
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file_displayed_test = [] # used as boolean
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def _line_handler(line):
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if not file_displayed_test:
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output = ('Ran' in line or 'collected' in line or
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line.startswith('TEST-'))
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if output:
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file_displayed_test.append(True)
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# Hack to make sure treeherder highlights pytest failures
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if 'FAILED' in line.rsplit(' ', 1)[-1]:
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line = line.replace('FAILED', 'TEST-UNEXPECTED-FAIL')
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_log(line)
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_log(test_path)
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cmd = [self.virtualenv_manager.python_path, test_path]
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env = os.environ.copy()
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env[b'PYTHONDONTWRITEBYTECODE'] = b'1'
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proc = ProcessHandler(cmd, env=env, processOutputLine=_line_handler, storeOutput=False)
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proc.run()
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return_code = proc.wait()
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if not file_displayed_test:
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_log('TEST-UNEXPECTED-FAIL | No test output (missing mozunit.main() '
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'call?): {}'.format(test_path))
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if self.verbose:
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if return_code != 0:
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_log('Test failed: {}'.format(test_path))
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else:
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_log('Test passed: {}'.format(test_path))
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return output, return_code, test_path
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