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#!/usr/bin/env python3
"""Run Tulip unittests.
Usage:
python3 runtests.py [flags] [pattern] ...
Patterns are matched against the fully qualified name of the test,
including package, module, class and method,
e.g. 'tests.test_events.PolicyTests.testPolicy'.
For full help, try --help.
runtests.py --coverage is equivalent of:
$(COVERAGE) run --branch runtests.py -v
$(COVERAGE) html $(list of files)
$(COVERAGE) report -m $(list of files)
"""
# Originally written by Beech Horn (for NDB).
from __future__ import print_function
import optparse
import gc
import logging
import os
import re
import sys
import textwrap
from hachoir.test import setup_tests
try:
import coverage
except ImportError:
coverage = None
try:
import unittest
from unittest.signals import installHandler
except ImportError:
import unittest2 as unittest
from unittest2.signals import installHandler
ARGS = optparse.OptionParser(description="Run all unittests.", usage="%prog")
ARGS.add_option(
'-v', '--verbose', action="store_true", dest='verbose',
default=0, help='verbose')
ARGS.add_option(
'-x', action="store_true", dest='exclude', help='exclude tests')
ARGS.add_option(
'-f', '--failfast', action="store_true", default=False,
dest='failfast', help='Stop on first fail or error')
ARGS.add_option(
'-c', '--catch', action="store_true", default=False,
dest='catchbreak', help='Catch control-C and display results')
ARGS.add_option(
'--forever', action="store_true", dest='forever', default=False,
help='run tests forever to catch sporadic errors')
ARGS.add_option(
'--findleaks', action='store_true', dest='findleaks',
help='detect tests that leak memory')
ARGS.add_option(
'-q', action="store_true", dest='quiet', help='quiet')
ARGS.add_option(
'--tests', action="store", dest='testsdir', default='tests',
help='tests directory')
ARGS.add_option(
'--coverage', action="store_true", dest='coverage',
help='enable html coverage report')
ARGS.add_option(
'--pattern', action="append",
help='optional regex patterns to match test ids (default all tests)')
if sys.version_info >= (3, 3):
import importlib.machinery
def load_module(modname, sourcefile):
loader = importlib.machinery.SourceFileLoader(modname, sourcefile)
return loader.load_module()
else:
import imp
def load_module(modname, sourcefile):
return imp.load_source(modname, sourcefile)
def load_modules(basedir, suffix='.py'):
def list_dir(prefix, dir):
files = []
modpath = os.path.join(dir, '__init__.py')
if os.path.isfile(modpath):
mod = os.path.split(dir)[-1]
files.append(('{0}{1}'.format(prefix, mod), modpath))
prefix = '{0}{1}.'.format(prefix, mod)
for name in os.listdir(dir):
path = os.path.join(dir, name)
if os.path.isdir(path):
files.extend(list_dir('{0}{1}.'.format(prefix, name), path))
else:
if (name != '__init__.py' and
name.endswith(suffix) and
not name.startswith(('.', '_'))):
files.append(('{0}{1}'.format(prefix, name[:-3]), path))
return files
mods = []
for modname, sourcefile in list_dir('', basedir):
if modname == 'runtests':
continue
try:
mod = load_module(modname, sourcefile)
mods.append((mod, sourcefile))
except SyntaxError:
raise
except Exception as err:
print("Skipping '{0}': {1}".format(modname, err), file=sys.stderr)
return mods
class TestsFinder:
def __init__(self, testsdir, includes=(), excludes=()):
self._testsdir = testsdir
self._includes = includes
self._excludes = excludes
self.find_available_tests()
def find_available_tests(self):
"""
Find available test classes without instantiating them.
"""
self._test_factories = []
mods = [mod for mod, _ in load_modules(self._testsdir)]
for mod in mods:
for name in set(dir(mod)):
if 'Test' in name:
self._test_factories.append(getattr(mod, name))
def load_tests(self):
"""
Load test cases from the available test classes and apply
optional include / exclude filters.
"""
loader = unittest.TestLoader()
suite = unittest.TestSuite()
for test_factory in self._test_factories:
tests = loader.loadTestsFromTestCase(test_factory)
if self._includes:
tests = [test
for test in tests
if any(re.search(pat, test.id())
for pat in self._includes)]
if self._excludes:
tests = [test
for test in tests
if not any(re.search(pat, test.id())
for pat in self._excludes)]
suite.addTests(tests)
return suite
class TestResult(unittest.TextTestResult):
def __init__(self, stream, descriptions, verbosity):
super().__init__(stream, descriptions, verbosity)
self.leaks = []
def startTest(self, test):
super().startTest(test)
gc.collect()
def addSuccess(self, test):
super().addSuccess(test)
gc.collect()
if gc.garbage:
if self.showAll:
self.stream.writeln(
" Warning: test created {} uncollectable "
"object(s).".format(len(gc.garbage)))
# move the uncollectable objects somewhere so we don't see
# them again
self.leaks.append((self.getDescription(test), gc.garbage[:]))
del gc.garbage[:]
class TestRunner(unittest.TextTestRunner):
resultclass = TestResult
def run(self, test):
result = super().run(test)
if result.leaks:
self.stream.writeln("{0} tests leaks:".format(len(result.leaks)))
for name, leaks in result.leaks:
self.stream.writeln(' ' * 4 + name + ':')
for leak in leaks:
self.stream.writeln(' ' * 8 + repr(leak))
return result
def runtests():
setup_tests()
args, commands = ARGS.parse_args()
if args.coverage and coverage is None:
URL = "bitbucket.org/pypa/setuptools/raw/bootstrap/ez_setup.py"
print(textwrap.dedent("""
coverage package is not installed.
To install coverage3 for Python 3, you need:
- Setuptools (https://pypi.python.org/pypi/setuptools)
What worked for me:
- download {0}
* curl -O https://{0}
- python3 ez_setup.py
- python3 -m easy_install coverage
""".format(URL)).strip())
sys.exit(1)
testsdir = os.path.abspath(args.testsdir)
if not os.path.isdir(testsdir):
print("Tests directory is not found: {0}\n".format(testsdir))
ARGS.print_help()
return
excludes = includes = []
if args.exclude:
excludes = args.pattern
else:
includes = args.pattern
v = 0 if args.quiet else args.verbose + 1
failfast = args.failfast
catchbreak = args.catchbreak
findleaks = args.findleaks
runner_factory = TestRunner if findleaks else unittest.TextTestRunner
if args.coverage:
cov = coverage.coverage(branch=True,
source=['asyncio'],
)
cov.start()
finder = TestsFinder(args.testsdir, includes, excludes)
logger = logging.getLogger()
if v == 0:
logger.setLevel(logging.CRITICAL)
elif v == 1:
logger.setLevel(logging.ERROR)
elif v == 2:
logger.setLevel(logging.WARNING)
elif v == 3:
logger.setLevel(logging.INFO)
elif v >= 4:
logger.setLevel(logging.DEBUG)
if catchbreak:
installHandler()
try:
if args.forever:
while True:
tests = finder.load_tests()
result = runner_factory(verbosity=v,
failfast=failfast).run(tests)
if not result.wasSuccessful():
sys.exit(1)
else:
tests = finder.load_tests()
result = runner_factory(verbosity=v,
failfast=failfast).run(tests)
sys.exit(not result.wasSuccessful())
finally:
if args.coverage:
cov.stop()
cov.save()
cov.html_report(directory='htmlcov')
print("\nCoverage report:")
cov.report(show_missing=False)
here = os.path.dirname(os.path.abspath(__file__))
print("\nFor html report:")
print("open file://{0}/htmlcov/index.html".format(here))
if __name__ == '__main__':
runtests()
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