'If no subcommand is specified and no default subcommand is assigned,
a subcommand will not be implied.'

def test_noSubcommand(self):

    o = SubCommandOptions()
    o.parseOptions(['--europian-swallow'])
    self.assertTrue(o['europian-swallow'])
    self.assertIsNone(o.subCommand)
    self.assertFalse(hasattr(o, 'subOptions'))
