public async stt::Task GetInstanceRequestObjectAsync()
        {
            moq::Mock <Instances.InstancesClient> mockGrpcClient = new moq::Mock <Instances.InstancesClient>(moq::MockBehavior.Strict);

            mockGrpcClient.Setup(x => x.CreateOperationsClient()).Returns(new moq::Mock <lro::Operations.OperationsClient>().Object);
            GetInstanceRequest request = new GetInstanceRequest
            {
                Name = "name1c9368b0",
            };
            Instance expectedResponse = new Instance
            {
                InstanceName     = InstanceName.FromAppServiceVersionInstance("[APP]", "[SERVICE]", "[VERSION]", "[INSTANCE]"),
                Id               = "id74b70bb8",
                AppEngineRelease = "app_engine_release0d3b73e6",
                Availability     = Instance.Types.Availability.Unspecified,
                VmName           = "vm_name2b89e867",
                VmZoneName       = "vm_zone_name0deb2195",
                VmId             = "vm_idb8ec0c0e",
                StartTime        = new wkt::Timestamp(),
                Requests         = 821139506,
                Errors           = 20586759,
                Qps              = 1.5122795E+17F,
                AverageLatency   = -1548461605,
                MemoryUsage      = -2914232593404547833L,
                VmStatus         = "vm_status3752e225",
                VmDebugEnabled   = false,
                VmIp             = "vm_ipe63c1f99",
                VmLiveness       = Instance.Types.Liveness.Types.LivenessState.Draining,
            };

            mockGrpcClient.Setup(x => x.GetInstanceAsync(request, moq::It.IsAny <grpccore::CallOptions>())).Returns(new grpccore::AsyncUnaryCall <Instance>(stt::Task.FromResult(expectedResponse), null, null, null, null));
            InstancesClient client = new InstancesClientImpl(mockGrpcClient.Object, null);
            Instance        responseCallSettings = await client.GetInstanceAsync(request, gaxgrpc::CallSettings.FromCancellationToken(st::CancellationToken.None));

            xunit::Assert.Same(expectedResponse, responseCallSettings);
            Instance responseCancellationToken = await client.GetInstanceAsync(request, st::CancellationToken.None);

            xunit::Assert.Same(expectedResponse, responseCancellationToken);
            mockGrpcClient.VerifyAll();
        }
        public void GetInstanceRequestObject()
        {
            moq::Mock <Instances.InstancesClient> mockGrpcClient = new moq::Mock <Instances.InstancesClient>(moq::MockBehavior.Strict);

            mockGrpcClient.Setup(x => x.CreateOperationsClient()).Returns(new moq::Mock <lro::Operations.OperationsClient>().Object);
            GetInstanceRequest request = new GetInstanceRequest
            {
                Name = "name1c9368b0",
            };
            Instance expectedResponse = new Instance
            {
                Name             = "name1c9368b0",
                Id               = "id74b70bb8",
                AppEngineRelease = "app_engine_release0d3b73e6",
                Availability     = Instance.Types.Availability.Unspecified,
                VmName           = "vm_name2b89e867",
                VmZoneName       = "vm_zone_name0deb2195",
                VmId             = "vm_idb8ec0c0e",
                StartTime        = new wkt::Timestamp(),
                Requests         = 821139506,
                Errors           = 20586759,
                Qps              = 1.5122795E+17F,
                AverageLatency   = -1548461605,
                MemoryUsage      = -2914232593404547833L,
                VmStatus         = "vm_status3752e225",
                VmDebugEnabled   = false,
                VmIp             = "vm_ipe63c1f99",
            };

            mockGrpcClient.Setup(x => x.GetInstance(request, moq::It.IsAny <grpccore::CallOptions>())).Returns(expectedResponse);
            InstancesClient client   = new InstancesClientImpl(mockGrpcClient.Object, null);
            Instance        response = client.GetInstance(request);

            xunit::Assert.Same(expectedResponse, response);
            mockGrpcClient.VerifyAll();
        }