public async stt::Task SetIamPolicyResourceNamesAsync()
        {
            moq::Mock <Folders.FoldersClient> mockGrpcClient = new moq::Mock <Folders.FoldersClient>(moq::MockBehavior.Strict);

            mockGrpcClient.Setup(x => x.CreateOperationsClient()).Returns(new moq::Mock <lro::Operations.OperationsClient>().Object);
            gciv::SetIamPolicyRequest request = new gciv::SetIamPolicyRequest
            {
                ResourceAsResourceName = new gax::UnparsedResourceName("a/wildcard/resource"),
                Policy = new gciv::Policy(),
            };
            gciv::Policy expectedResponse = new gciv::Policy
            {
                Version  = 271578922,
                Etag     = proto::ByteString.CopyFromUtf8("etage8ad7218"),
                Bindings =
                {
                    new gciv::Binding(),
                },
            };

            mockGrpcClient.Setup(x => x.SetIamPolicyAsync(request, moq::It.IsAny <grpccore::CallOptions>())).Returns(new grpccore::AsyncUnaryCall <gciv::Policy>(stt::Task.FromResult(expectedResponse), null, null, null, null));
            FoldersClient client = new FoldersClientImpl(mockGrpcClient.Object, null);
            gciv::Policy  responseCallSettings = await client.SetIamPolicyAsync(request.ResourceAsResourceName, request.Policy, gaxgrpc::CallSettings.FromCancellationToken(st::CancellationToken.None));

            xunit::Assert.Same(expectedResponse, responseCallSettings);
            gciv::Policy responseCancellationToken = await client.SetIamPolicyAsync(request.ResourceAsResourceName, request.Policy, st::CancellationToken.None);

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