gecko/testing/xpcshell/mach_commands.py

241 lines
9.5 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
# Integrates the xpcshell test runner with mach.
from __future__ import unicode_literals, print_function
import mozpack.path
import logging
import os
import shutil
import sys
from StringIO import StringIO
from mozbuild.base import (
MachCommandBase,
MozbuildObject,
)
from mach.decorators import (
CommandArgument,
CommandProvider,
Command,
)
if sys.version_info[0] < 3:
unicode_type = unicode
else:
unicode_type = str
# Simple filter to omit the message emitted as a test file begins.
class TestStartFilter(logging.Filter):
def filter(self, record):
return not record.params['msg'].endswith("running test ...")
# This should probably be consolidated with similar classes in other test
# runners.
class InvalidTestPathError(Exception):
"""Exception raised when the test path is not valid."""
class XPCShellRunner(MozbuildObject):
"""Run xpcshell tests."""
def run_suite(self, **kwargs):
manifest = os.path.join(self.topobjdir, '_tests', 'xpcshell',
'xpcshell.ini')
return self._run_xpcshell_harness(manifest=manifest, **kwargs)
def run_test(self, test_file, interactive=False,
keep_going=False, sequential=False, shuffle=False,
debugger=None, debuggerArgs=None, debuggerInteractive=None,
rerun_failures=False):
"""Runs an individual xpcshell test."""
# TODO Bug 794506 remove once mach integrates with virtualenv.
build_path = os.path.join(self.topobjdir, 'build')
if build_path not in sys.path:
sys.path.append(build_path)
if test_file == 'all':
self.run_suite(interactive=interactive,
keep_going=keep_going, shuffle=shuffle, sequential=sequential,
debugger=debugger, debuggerArgs=debuggerArgs,
debuggerInteractive=debuggerInteractive,
rerun_failures=rerun_failures)
return
path_arg = self._wrap_path_argument(test_file)
test_obj_dir = os.path.join(self.topobjdir, '_tests', 'xpcshell',
path_arg.relpath())
if os.path.isfile(test_obj_dir):
test_obj_dir = mozpack.path.dirname(test_obj_dir)
xpcshell_dirs = []
for base, dirs, files in os.walk(test_obj_dir):
if os.path.exists(mozpack.path.join(base, 'xpcshell.ini')):
xpcshell_dirs.append(base)
if not xpcshell_dirs:
raise InvalidTestPathError('An xpcshell.ini could not be found '
'for the passed test path. Please select a path whose '
'directory or subdirectories contain an xpcshell.ini file. '
'It is possible you received this error because the tree is '
'not built or tests are not enabled.')
args = {
'interactive': interactive,
'keep_going': keep_going,
'shuffle': shuffle,
'sequential': sequential,
'test_dirs': xpcshell_dirs,
'debugger': debugger,
'debuggerArgs': debuggerArgs,
'debuggerInteractive': debuggerInteractive,
'rerun_failures': rerun_failures
}
if os.path.isfile(path_arg.srcdir_path()):
args['test_path'] = mozpack.path.basename(path_arg.srcdir_path())
return self._run_xpcshell_harness(**args)
def _run_xpcshell_harness(self, test_dirs=None, manifest=None,
test_path=None, shuffle=False, interactive=False,
keep_going=False, sequential=False,
debugger=None, debuggerArgs=None, debuggerInteractive=None,
rerun_failures=False):
# Obtain a reference to the xpcshell test runner.
import runxpcshelltests
dummy_log = StringIO()
xpcshell = runxpcshelltests.XPCShellTests(log=dummy_log)
self.log_manager.enable_unstructured()
xpcshell_filter = TestStartFilter()
self.log_manager.terminal_handler.addFilter(xpcshell_filter)
tests_dir = os.path.join(self.topobjdir, '_tests', 'xpcshell')
modules_dir = os.path.join(self.topobjdir, '_tests', 'modules')
args = {
'xpcshell': os.path.join(self.bindir, 'xpcshell'),
'mozInfo': os.path.join(self.topobjdir, 'mozinfo.json'),
'symbolsPath': os.path.join(self.distdir, 'crashreporter-symbols'),
'interactive': interactive,
'keepGoing': keep_going,
'logfiles': False,
'sequential': sequential,
'shuffle': shuffle,
'testsRootDir': tests_dir,
'testingModulesDir': modules_dir,
'profileName': 'firefox',
'verbose': test_path is not None,
'xunitFilename': os.path.join(self.statedir, 'xpchsell.xunit.xml'),
'xunitName': 'xpcshell',
'pluginsPath': os.path.join(self.distdir, 'plugins'),
'debugger': debugger,
'debuggerArgs': debuggerArgs,
'debuggerInteractive': debuggerInteractive,
'on_message': (lambda obj, msg: xpcshell.log.info(msg)) \
if test_path is not None else None,
}
if manifest is not None:
args['manifest'] = manifest
elif test_dirs is not None:
if isinstance(test_dirs, list):
args['testdirs'] = test_dirs
else:
args['testdirs'] = [test_dirs]
else:
raise Exception('One of test_dirs or manifest must be provided.')
if test_path is not None:
args['testPath'] = test_path
# A failure manifest is written by default. If --rerun-failures is
# specified and a prior failure manifest is found, the prior manifest
# will be run. A new failure manifest is always written over any
# prior failure manifest.
failure_manifest_path = os.path.join(self.statedir, 'xpcshell.failures.ini')
rerun_manifest_path = os.path.join(self.statedir, 'xpcshell.rerun.ini')
if os.path.exists(failure_manifest_path) and rerun_failures:
shutil.move(failure_manifest_path, rerun_manifest_path)
args['manifest'] = rerun_manifest_path
elif os.path.exists(failure_manifest_path):
os.remove(failure_manifest_path)
elif rerun_failures:
print("No failures were found to re-run.")
return 0
args['failureManifest'] = failure_manifest_path
# Python through 2.7.2 has issues with unicode in some of the
# arguments. Work around that.
filtered_args = {}
for k, v in args.items():
if isinstance(v, unicode_type):
v = v.encode('utf-8')
if isinstance(k, unicode_type):
k = k.encode('utf-8')
filtered_args[k] = v
result = xpcshell.runTests(**filtered_args)
self.log_manager.terminal_handler.removeFilter(xpcshell_filter)
self.log_manager.disable_unstructured()
if not result and not xpcshell.sequential:
print("Tests were run in parallel. Try running with --sequential "
"to make sure the failures were not caused by this.")
return int(not result)
@CommandProvider
class MachCommands(MachCommandBase):
@Command('xpcshell-test', category='testing',
description='Run XPCOM Shell tests.')
@CommandArgument('test_file', default='all', nargs='?', metavar='TEST',
help='Test to run. Can be specified as a single JS file, a directory, '
'or omitted. If omitted, the entire test suite is executed.')
@CommandArgument("--debugger", default=None, metavar='DEBUGGER',
help = "Run xpcshell under the given debugger.")
@CommandArgument("--debugger-args", default=None, metavar='ARGS', type=str,
dest = "debuggerArgs",
help = "pass the given args to the debugger _before_ "
"the application on the command line")
@CommandArgument("--debugger-interactive", action = "store_true",
dest = "debuggerInteractive",
help = "prevents the test harness from redirecting "
"stdout and stderr for interactive debuggers")
@CommandArgument('--interactive', '-i', action='store_true',
help='Open an xpcshell prompt before running tests.')
@CommandArgument('--keep-going', '-k', action='store_true',
help='Continue running tests after a SIGINT is received.')
@CommandArgument('--sequential', action='store_true',
help='Run the tests sequentially.')
@CommandArgument('--shuffle', '-s', action='store_true',
help='Randomize the execution order of tests.')
@CommandArgument('--rerun-failures', action='store_true',
help='Reruns failures from last time.')
def run_xpcshell_test(self, **params):
# We should probably have a utility function to ensure the tree is
# ready to run tests. Until then, we just create the state dir (in
# case the tree wasn't built with mach).
self._ensure_state_subdir_exists('.')
xpcshell = self._spawn(XPCShellRunner)
try:
return xpcshell.run_test(**params)
except InvalidTestPathError as e:
print(e.message)
return 1