def METHOD_NAME(self):
    translator, config = load_config('config.yml')
    self.assertIn('Extensions', config)
    self.assertIn('MooseDocs.extensions.common', config['Extensions'])
    self.assertNotIn('MooseDocs.extensions.listing', config['Extensions'])
    kwargs = {'Extensions': {'MooseDocs.extensions.listing': {'modal-link': '0'}}}
    translator, config = load_config('config.yml', **kwargs)
    self.assertIn('Extensions', config)
    self.assertIn('MooseDocs.extensions.common', config['Extensions'])
    self.assertIn('MooseDocs.extensions.listing', config['Extensions'])
    self.assertIn('modal-link', config['Extensions']['MooseDocs.extensions.listing'])
    self.assertEqual(config['Extensions']['MooseDocs.extensions.listing']['modal-link'], '0')