Merge pull request kubernetes-client#202 from roycaihw/fix/add-old-token

Add old api_key to set auth attributes

Author: k8s-ci-robot

config/kube_config_test.py

@@ -1399,11 +1399,13 @@ def test_get_api_key_with_prefix_returns_token(self):
 
     def test_auth_settings_calls_get_api_key_with_prefix(self):
         expected_token = 'expected_token'
+        old_token = 'old_token'
 
         def fake_get_api_key_with_prefix(identifier):
             self.assertEqual('authorization', identifier)
             return expected_token
         config = Configuration()
+        config.api_key['authorization'] = old_token
         config.get_api_key_with_prefix = fake_get_api_key_with_prefix
         self.assertEqual(expected_token,
                          config.auth_settings()['BearerToken']['value'])