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"""Unittest main program"""
import sys
import os
import types
from . import loader, runner
__unittest = True
USAGE_AS_MAIN = """\
Usage: %(progName)s [options] [tests]
Options:
-h, --help Show this message
-v, --verbose Verbose output
-q, --quiet Minimal output
-f, --failfast Stop on first failure
Examples:
%(progName)s test_module - run tests from test_module
%(progName)s test_module.TestClass - run tests from
test_module.TestClass
%(progName)s test_module.TestClass.test_method - run specified test method
[tests] can be a list of any number of test modules, classes and test
methods.
Alternative Usage: %(progName)s discover [options]
Options:
-v, --verbose Verbose output
-f, --failfast Stop on first failure
-s directory Directory to start discovery ('.' default)
-p pattern Pattern to match test files ('test*.py' default)
-t directory Top level directory of project (default to
start directory)
For test discovery all test modules must be importable from the top
level directory of the project.
"""
USAGE_FROM_MODULE = """\
Usage: %(progName)s [options] [test] [...]
Options:
-h, --help Show this message
-v, --verbose Verbose output
-q, --quiet Minimal output
-f, --failfast Stop on first failure
Examples:
%(progName)s - run default set of tests
%(progName)s MyTestSuite - run suite 'MyTestSuite'
%(progName)s MyTestCase.testSomething - run MyTestCase.testSomething
%(progName)s MyTestCase - run all 'test*' test methods
in MyTestCase
"""
if __name__ == '__main__':
USAGE = USAGE_AS_MAIN
else:
USAGE = USAGE_FROM_MODULE
class TestProgram(object):
"""A command-line program that runs a set of tests; this is primarily
for making test modules conveniently executable.
"""
USAGE = USAGE
def __init__(self, module='__main__', defaultTest=None,
argv=None, testRunner=None,
testLoader=loader.defaultTestLoader, exit=True,
verbosity=1, failfast=False):
if isinstance(module, basestring):
self.module = __import__(module)
for part in module.split('.')[1:]:
self.module = getattr(self.module, part)
else:
self.module = module
if argv is None:
argv = sys.argv
self.exit = exit
self.failfast = failfast
self.verbosity = verbosity
self.defaultTest = defaultTest
self.testRunner = testRunner
self.testLoader = testLoader
self.progName = os.path.basename(argv[0])
self.parseArgs(argv)
self.runTests()
def usageExit(self, msg=None):
if msg:
print msg
print self.USAGE % self.__dict__
sys.exit(2)
def parseArgs(self, argv):
if len(argv) > 1 and argv[1].lower() == 'discover':
self._do_discovery(argv[2:])
return
import getopt
long_opts = ['help', 'verbose', 'quiet', 'failfast']
try:
options, args = getopt.getopt(argv[1:], 'hHvqf', long_opts)
for opt, value in options:
if opt in ('-h','-H','--help'):
self.usageExit()
if opt in ('-q','--quiet'):
self.verbosity = 0
if opt in ('-v','--verbose'):
self.verbosity = 2
if opt in ('-f','--failfast'):
self.failfast = True
if len(args) == 0 and self.defaultTest is None:
# createTests will load tests from self.module
self.testNames = None
elif len(args) > 0:
self.testNames = args
if __name__ == '__main__':
# to support python -m unittest ...
self.module = None
else:
self.testNames = (self.defaultTest,)
self.createTests()
except getopt.error, msg:
self.usageExit(msg)
def createTests(self):
if self.testNames is None:
self.test = self.testLoader.loadTestsFromModule(self.module)
else:
self.test = self.testLoader.loadTestsFromNames(self.testNames,
self.module)
def _do_discovery(self, argv, Loader=loader.TestLoader):
# handle command line args for test discovery
import optparse
parser = optparse.OptionParser()
parser.add_option('-v', '--verbose', dest='verbose', default=False,
help='Verbose output', action='store_true')
parser.add_option('-f', '--failfast', dest='failfast', default=False,
help='Stop on first fail or error', action='store_true')
parser.add_option('-s', '--start-directory', dest='start', default='.',
help="Directory to start discovery ('.' default)")
parser.add_option('-p', '--pattern', dest='pattern', default='test*.py',
help="Pattern to match tests ('test*.py' default)")
parser.add_option('-t', '--top-level-directory', dest='top', default=None,
help='Top level directory of project (defaults to start directory)')
options, args = parser.parse_args(argv)
if len(args) > 3:
self.usageExit()
for name, value in zip(('start', 'pattern', 'top'), args):
setattr(options, name, value)
if options.verbose:
self.verbosity = 2
if options.failfast:
self.failfast = True
start_dir = options.start
pattern = options.pattern
top_level_dir = options.top
loader = Loader()
self.test = loader.discover(start_dir, pattern, top_level_dir)
def runTests(self):
if self.testRunner is None:
self.testRunner = runner.TextTestRunner
if isinstance(self.testRunner, (type, types.ClassType)):
try:
testRunner = self.testRunner(verbosity=self.verbosity,
failfast=self.failfast)
except TypeError:
# didn't accept the verbosity or failfast argument
testRunner = self.testRunner()
else:
# it is assumed to be a TestRunner instance
testRunner = self.testRunner
self.result = testRunner.run(self.test)
if self.exit:
sys.exit(not self.result.wasSuccessful())
main = TestProgram
|
