test_loader.py 文件源码

def test_loadTestsFromNames__malformed_name(self):
        loader = unittest2.TestLoader()

        # XXX Should this raise ValueError or ImportError?
        suite = loader.loadTestsFromNames(['abc () //'])
        error, test = self.check_deferred_error(loader, list(suite)[0])
        expected = "Failed to import test module: abc () //"
        expected_regex = "Failed to import test module: abc \(\) //"
        self.assertIn(
            expected,  error,
            'missing error string in %r' % error)
        self.assertRaisesRegex(
            ImportError, expected_regex, getattr(test, 'abc () //'))

    # "The specifier name is a ``dotted name'' that may resolve either to
    # a module, a test case class, a TestSuite instance, a test method
    # within a test case class, or a callable object which returns a
    # TestCase or TestSuite instance."
    #
    # What happens when no module can be found for the given name?