def test_check_for_leftover_reference_keys_properly_returns_values_without_reference(self):
     self.assertEqual(('key', 'value'),
                      CloudFormationTemplateTransformer.check_for_leftover_reference_keys('key', 'value'))
 def test_check_for_leftover_reference_keys_properly_returns_empty_values(self):
     self.assertEqual(('', ''), CloudFormationTemplateTransformer.check_for_leftover_reference_keys('', ''))
 def test_check_for_leftover_reference_keys_raises_exception_on_existing_pipe_reference(self):
     with self.assertRaises(TemplateErrorException):
         CloudFormationTemplateTransformer.check_for_leftover_reference_keys('|foo|', 'foo')