Method assertHelpEquals

Lib/test/test_optparse.py:1506–1513

(self, expected_output)

            return InterceptingOptionParser(option_list=options)

    def assertHelpEquals(self, expected_output):
        save_argv = sys.argv[:]
        try:
            # Make optparse believe bar.py is being executed.
            sys.argv[0] = os.path.join("foo", "bar.py")
            self.assertOutput(["-h"], expected_output)
        finally:
            sys.argv[:] = save_argv

    def test_help(self):
        self.assertHelpEquals(_expected_help_basic)