def run(suite, stream, args):
"""
Run the given test case or test suite with the specified arguments.
Any args.stream passed in will be wrapped in a GreenStream
"""
if not issubclass(GreenStream, type(stream)):
stream = GreenStream(stream)
result = GreenTestResult(args, stream)
# Note: Catching SIGINT isn't supported by Python on windows (python
# "WONTFIX" issue 18040)
installHandler()
registerResult(result)
with warnings.catch_warnings():
if args.warnings:
# if args.warnings is set, use it to filter all the warnings
warnings.simplefilter(args.warnings)
# if the filter is 'default' or 'always', special-case the
# warnings from the deprecated unittest methods to show them
# no more than once per module, because they can be fairly
# noisy. The -Wd and -Wa flags can be used to bypass this
# only when args.warnings is None.
if args.warnings in ['default', 'always']:
warnings.filterwarnings('module',
category=DeprecationWarning,
message='Please use assert\w+ instead.')
result.startTestRun()
tests = toProtoTestList(suite)
pool = LoggingDaemonlessPool(processes=args.subprocesses or None)
if tests:
async_responses = []
for index, test in enumerate(tests):
if args.run_coverage:
coverage_number = index + 1
else:
coverage_number = None
async_responses.append(pool.apply_async(
poolRunner,
(test.dotted_name, coverage_number, args.omit_patterns)))
pool.close()
for test, async_response in zip(tests, async_responses):
# Prints out the white 'processing...' version of the output
result.startTest(test)
# This blocks until the worker who is processing this
# particular test actually finishes
try:
result.addProtoTestResult(async_response.get())
except KeyboardInterrupt: # pragma: no cover
result.shouldStop = True
if result.shouldStop:
break
pool.terminate()
pool.join()
result.stopTestRun()
removeResult(result)
return result
