def test_resolve_service_field_headers():
    client = LookupServiceClient(
        credentials=ga_credentials.AnonymousCredentials(), )

    # Any value that is part of the HTTP/1.1 URI should be sent as
    # a field header. Set these to a non-empty value.
    request = lookup_service.ResolveServiceRequest()

    request.name = "name/value"

    # Mock the actual call within the gRPC stub, and fake the request.
    with mock.patch.object(type(client.transport.resolve_service),
                           "__call__") as call:
        call.return_value = lookup_service.ResolveServiceResponse()
        client.resolve_service(request)

        # Establish that the underlying gRPC stub method was called.
        assert len(call.mock_calls) == 1
        _, args, _ = call.mock_calls[0]
        assert args[0] == request

    # Establish that the field header was sent.
    _, _, kw = call.mock_calls[0]
    assert (
        "x-goog-request-params",
        "name=name/value",
    ) in kw["metadata"]
def test_resolve_service_empty_call():
    # This test is a coverage failsafe to make sure that totally empty calls,
    # i.e. request == None and no flattened fields passed, work.
    client = LookupServiceClient(
        credentials=ga_credentials.AnonymousCredentials(),
        transport="grpc",
    )

    # Mock the actual call within the gRPC stub, and fake the request.
    with mock.patch.object(type(client.transport.resolve_service),
                           "__call__") as call:
        client.resolve_service()
        call.assert_called()
        _, args, _ = call.mock_calls[0]
        assert args[0] == lookup_service.ResolveServiceRequest()
def test_resolve_service(transport: str = "grpc",
                         request_type=lookup_service.ResolveServiceRequest):
    client = LookupServiceClient(
        credentials=ga_credentials.AnonymousCredentials(),
        transport=transport,
    )

    # Everything is optional in proto3 as far as the runtime is concerned,
    # and we are mocking out the actual API, so just send an empty request.
    request = request_type()

    # Mock the actual call within the gRPC stub, and fake the request.
    with mock.patch.object(type(client.transport.resolve_service),
                           "__call__") as call:
        # Designate an appropriate return value for the call.
        call.return_value = lookup_service.ResolveServiceResponse()
        response = client.resolve_service(request)

        # Establish that the underlying gRPC stub method was called.
        assert len(call.mock_calls) == 1
        _, args, _ = call.mock_calls[0]
        assert args[0] == lookup_service.ResolveServiceRequest()

    # Establish that the response is the type that we expect.
    assert isinstance(response, lookup_service.ResolveServiceResponse)