tahoe-lafs/setuptools_trial-0.5.9.egg/setuptools_trial/setuptools_trial.py

107 lines
3.9 KiB
Python

import sys
from setuptools.command import test
class TrialTest(test.test):
"""
Twisted Trial setuptools command
"""
user_options = test.test.user_options + [
('rterrors', 'e', "Realtime errors: print out tracebacks as soon as they occur."),
('debug-stacktraces', 'B', "Report Deferred creation and callback stack traces."),
('coverage','c', "Report coverage data."),
('reactor=','r', "which reactor to use"),
('reporter=', None, "Customize Trial's output with a Reporter plugin."),
('until-failure','u', "Repeat test until it fails."),
]
boolean_options = ['coverage', 'debug-stacktraces', 'rterrors']
def initialize_options(self):
test.test.initialize_options(self)
self.coverage = None
self.debug_stacktraces = None
self.reactor = None
self.reporter = None
self.rterrors = None
self.until_failure = None
def finalize_options(self):
if self.test_suite is None:
if self.test_module is None:
self.test_suite = self.distribution.test_suite
else:
self.test_suite = self.test_module
elif self.test_module:
raise DistutilsOptionError(
"You may specify a module or a suite, but not both"
)
self.test_args = self.test_suite
def run_tests(self):
# We do the import from Twisted inside the function instead of the top
# of the file because since Twisted is a setup_requires, we can't
# assume that Twisted will be installed on the user's system prior
# to using Tahoe, so if we don't do the import here, then importing
# from this plugin will fail.
from twisted.scripts import trial
# Handle parsing the trial options passed through the setuptools
# trial command.
cmd_options = []
if self.reactor is not None:
cmd_options.extend(['--reactor', self.reactor])
else:
# Cygwin requires the poll reactor to work at all. Linux requires the poll reactor
# to avoid twisted bug #3218. In general, the poll reactor is better than the
# select reactor, but it is not available on all platforms. According to exarkun on
# IRC, it is available but buggy on some versions of Mac OS X, so just because you
# can install it doesn't mean we want to use it on every platform.
# Unfortunately this leads to this error with some combinations of tools:
# twisted.python.usage.UsageError: The specified reactor cannot be used, failed with error: reactor already installed.
if sys.platform in ("cygwin"):
cmd_options.extend(['--reactor', 'poll'])
if self.reporter is not None:
cmd_options.extend(['--reporter', self.reporter])
if self.rterrors is not None:
cmd_options.append('--rterrors')
if self.debug_stacktraces is not None:
cmd_options.append('--debug-stacktraces')
config = trial.Options()
config.parseOptions(cmd_options)
args = self.test_args
if type(args) == str:
args = [args,]
config['tests'] = args
if self.coverage:
config.opt_coverage()
trial._initialDebugSetup(config)
trialRunner = trial._makeRunner(config)
suite = trial._getSuite(config)
# run the tests
if self.until_failure:
test_result = trialRunner.runUntilFailure(suite)
else:
test_result = trialRunner.run(suite)
# write coverage data
if config.tracer:
sys.settrace(None)
results = config.tracer.results()
results.write_results(show_missing=1, summary=False,
coverdir=config.coverdir)
if test_result.wasSuccessful():
sys.exit(0) # success
else:
sys.exit(1) # failure