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Diffstat (limited to 'Lib/unittest/main.py')
| -rw-r--r-- | Lib/unittest/main.py | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/Lib/unittest/main.py b/Lib/unittest/main.py new file mode 100644 index 0000000..4a5c22b --- /dev/null +++ b/Lib/unittest/main.py @@ -0,0 +1,175 @@ +"""Unittest main program""" + +import sys +import os +import types + +from . import loader, runner + + +USAGE_AS_MAIN = """\ +Usage: %(progName)s [options] [tests] + +Options: + -h, --help Show this message + -v, --verbose Verbose output + -q, --quiet Minimal output + +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 + -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 + +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): + if isinstance(module, str): + 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.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'] + try: + options, args = getopt.getopt(argv[1:], 'hHvq', 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 len(args) == 0 and self.defaultTest is None: + self.test = self.testLoader.loadTestsFromModule(self.module) + return + if 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 as msg: + self.usageExit(msg) + + def createTests(self): + 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('-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 + + 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): + try: + testRunner = self.testRunner(verbosity=self.verbosity) + except TypeError: + # didn't accept the verbosity 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 |