func doCancelAfterFirstResponse(tc testpb.TestServiceClient) { ctx, cancel := context.WithCancel(context.Background()) stream, err := tc.FullDuplexCall(ctx) if err != nil { grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err) } respParam := []*testpb.ResponseParameters{ { Size: proto.Int32(31415), }, } pl := newPayload(testpb.PayloadType_COMPRESSABLE, 27182) req := &testpb.StreamingOutputCallRequest{ ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(), ResponseParameters: respParam, Payload: pl, } if err := stream.Send(req); err != nil { grpclog.Fatalf("%v.Send(%v) = %v", stream, req, err) } if _, err := stream.Recv(); err != nil { grpclog.Fatalf("%v.Recv() = %v", stream, err) } cancel() if _, err := stream.Recv(); grpc.Code(err) != codes.Canceled { grpclog.Fatalf("%v compleled with error code %d, want %d", stream, grpc.Code(err), codes.Canceled) } grpclog.Println("CancelAfterFirstResponse done") }
func doEmptyStream(tc testpb.TestServiceClient) { stream, err := tc.FullDuplexCall(context.Background()) if err != nil { grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err) } if err := stream.CloseSend(); err != nil { grpclog.Fatalf("%v.CloseSend() got %v, want %v", stream, err, nil) } if _, err := stream.Recv(); err != io.EOF { grpclog.Fatalf("%v failed to complete the empty stream test: %v", stream, err) } grpclog.Println("Emptystream done") }
func doPingPong(tc testpb.TestServiceClient) { stream, err := tc.FullDuplexCall(context.Background()) if err != nil { grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err) } var index int for index < len(reqSizes) { respParam := []*testpb.ResponseParameters{ { Size: proto.Int32(int32(respSizes[index])), }, } pl := newPayload(testpb.PayloadType_COMPRESSABLE, reqSizes[index]) req := &testpb.StreamingOutputCallRequest{ ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(), ResponseParameters: respParam, Payload: pl, } if err := stream.Send(req); err != nil { grpclog.Fatalf("%v.Send(%v) = %v", stream, req, err) } reply, err := stream.Recv() if err != nil { grpclog.Fatalf("%v.Recv() = %v", stream, err) } t := reply.GetPayload().GetType() if t != testpb.PayloadType_COMPRESSABLE { grpclog.Fatalf("Got the reply of type %d, want %d", t, testpb.PayloadType_COMPRESSABLE) } size := len(reply.GetPayload().GetBody()) if size != int(respSizes[index]) { grpclog.Fatalf("Got reply body of length %d, want %d", size, respSizes[index]) } index++ } if err := stream.CloseSend(); err != nil { grpclog.Fatalf("%v.CloseSend() got %v, want %v", stream, err, nil) } if _, err := stream.Recv(); err != io.EOF { grpclog.Fatalf("%v failed to complele the ping pong test: %v", stream, err) } grpclog.Println("Pingpong done") }
func doTimeoutOnSleepingServer(tc testpb.TestServiceClient) { ctx, _ := context.WithTimeout(context.Background(), 1*time.Millisecond) stream, err := tc.FullDuplexCall(ctx) if err != nil { if grpc.Code(err) == codes.DeadlineExceeded { grpclog.Println("TimeoutOnSleepingServer done") return } grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err) } pl := newPayload(testpb.PayloadType_COMPRESSABLE, 27182) req := &testpb.StreamingOutputCallRequest{ ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(), Payload: pl, } if err := stream.Send(req); err != nil { grpclog.Fatalf("%v.Send(%v) = %v", stream, req, err) } if _, err := stream.Recv(); grpc.Code(err) != codes.DeadlineExceeded { grpclog.Fatalf("%v.Recv() = _, %v, want error code %d", stream, err, codes.DeadlineExceeded) } grpclog.Println("TimeoutOnSleepingServer done") }