def test_publisher_service_base_transport_error():
# Passing both a credentials object and credentials_file should raise an error
with pytest.raises(exceptions.DuplicateCredentialArgs):
transport = transports.PublisherServiceTransport(
credentials=credentials.AnonymousCredentials(),
credentials_file="credentials.json",
)
def test_publisher_service_base_transport_with_adc():
# Test the default credentials are used if credentials and credentials_file are None.
with mock.patch.object(auth, "default") as adc, mock.patch(
"google.cloud.pubsublite_v1.services.publisher_service.transports.PublisherServiceTransport._prep_wrapped_messages"
) as Transport:
Transport.return_value = None
adc.return_value = (credentials.AnonymousCredentials(), None)
transport = transports.PublisherServiceTransport()
adc.assert_called_once()
def test_publisher_service_base_transport():
# Instantiate the base transport.
with mock.patch(
"google.cloud.pubsublite_v1.services.publisher_service.transports.PublisherServiceTransport.__init__"
) as Transport:
Transport.return_value = None
transport = transports.PublisherServiceTransport(
credentials=ga_credentials.AnonymousCredentials(), )
# Every method on the transport should just blindly
# raise NotImplementedError.
methods = ("publish", )
for method in methods:
with pytest.raises(NotImplementedError):
getattr(transport, method)(request=object())
def test_publisher_service_base_transport_with_credentials_file():
# Instantiate the base transport with a credentials file
with mock.patch.object(
auth, "load_credentials_from_file"
) as load_creds, mock.patch(
"google.cloud.pubsublite_v1.services.publisher_service.transports.PublisherServiceTransport._prep_wrapped_messages"
) as Transport:
Transport.return_value = None
load_creds.return_value = (credentials.AnonymousCredentials(), None)
transport = transports.PublisherServiceTransport(
credentials_file="credentials.json", quota_project_id="octopus",
)
load_creds.assert_called_once_with(
"credentials.json",
scopes=("https://www.googleapis.com/auth/cloud-platform",),
quota_project_id="octopus",
)