update goldens

Author: hebaalazzeh

packages/gapic-generator/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2

@@ -280,9 +280,10 @@ def test_use_client_cert_effective():
     # `GOOGLE_API_USE_CLIENT_CERTIFICATE` environment variable is unset. Also, 
     # the GOOGLE_API_CONFIG environment variable is unset.
     if  hasattr(google.auth.transport.mtls, "should_use_client_cert"):
-        with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": ""}):
+        with mock.patch.dict(os.environ, {"GOOGLE_API_USE_CLIENT_CERTIFICATE": "", "CLOUDSDK_CONTEXT_AWARE_USE_CLIENT_CERTIFICATE": ""}):
             with mock.patch.dict(os.environ, {"GOOGLE_API_CERTIFICATE_CONFIG": ""}):
-                assert {{ service.client_name }}._use_client_cert_effective() is False
+                with mock.patch("os.path.exists", return_value=False):
+                    assert {{ service.client_name }}._use_client_cert_effective() is False
 
 def test__get_client_cert_source():
     mock_provided_cert_source = mock.Mock()
@@ -775,7 +776,7 @@ def test_{{ service.client_name|snake_case }}_get_mtls_endpoint_and_cert_source(
                     config_filename = "mock_certificate_config.json"
                     config_file_content = json.dumps(config_data)
                     m = mock.mock_open(read_data=config_file_content)
-                    with mock.patch("builtins.open", m):
+                    with mock.patch("builtins.open", m), mock.patch("os.path.exists", side_effect=lambda path: os.path.basename(path) == config_filename):
                         with mock.patch.dict(
                             os.environ, {"GOOGLE_API_CERTIFICATE_CONFIG": config_filename}
                         ):
@@ -823,7 +824,7 @@ def test_{{ service.client_name|snake_case }}_get_mtls_endpoint_and_cert_source(
                     config_filename = "mock_certificate_config.json"
                     config_file_content = json.dumps(config_data)
                     m = mock.mock_open(read_data=config_file_content)
-                    with mock.patch("builtins.open", m):
+                    with mock.patch("builtins.open", m), mock.patch("os.path.exists", side_effect=lambda path: os.path.basename(path) == config_filename):
                         with mock.patch.dict(
                             os.environ, {"GOOGLE_API_CERTIFICATE_CONFIG": config_filename}
                         ):
@@ -839,13 +840,13 @@ def test_{{ service.client_name|snake_case }}_get_mtls_endpoint_and_cert_source(
                             assert cert_source is expected_cert_source
 
     # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "never".
-    with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "never"}):
+    with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "never", "GOOGLE_API_USE_CLIENT_CERTIFICATE": "false"}):
         api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source()
         assert api_endpoint == client_class.DEFAULT_ENDPOINT
         assert cert_source is None
 
     # Test the case GOOGLE_API_USE_MTLS_ENDPOINT is "always".
-    with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "always"}):
+    with mock.patch.dict(os.environ, {"GOOGLE_API_USE_MTLS_ENDPOINT": "always", "GOOGLE_API_USE_CLIENT_CERTIFICATE": "false"}):
         api_endpoint, cert_source = client_class.get_mtls_endpoint_and_cert_source()
         assert api_endpoint == client_class.DEFAULT_MTLS_ENDPOINT
         assert cert_source is None