| #region Copyright notice and license |
| // Copyright 2015 gRPC authors. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| #endregion |
| |
| #if GRPC_SUPPORT_WATCH |
| using System.Threading.Channels; |
| using System.Threading.Tasks; |
| |
| using Grpc.Core; |
| using Grpc.Health.V1; |
| |
| namespace Grpc.HealthCheck.Tests |
| { |
| internal class TestResponseStreamWriter : IServerStreamWriter<HealthCheckResponse> |
| { |
| private readonly Channel<HealthCheckResponse> _channel; |
| private readonly TaskCompletionSource<object> _startTcs; |
| |
| public TestResponseStreamWriter(int maxCapacity = 1, bool started = true) |
| { |
| _channel = System.Threading.Channels.Channel.CreateBounded<HealthCheckResponse>(new BoundedChannelOptions(maxCapacity) { |
| SingleReader = false, |
| SingleWriter = true, |
| FullMode = BoundedChannelFullMode.Wait |
| }); |
| if (!started) |
| { |
| _startTcs = new TaskCompletionSource<object>(TaskCreationOptions.RunContinuationsAsynchronously); |
| } |
| } |
| |
| public ChannelReader<HealthCheckResponse> WrittenMessagesReader => _channel.Reader; |
| |
| public WriteOptions WriteOptions { get; set; } |
| |
| public async Task WriteAsync(HealthCheckResponse message) |
| { |
| if (_startTcs != null) |
| { |
| await _startTcs.Task; |
| } |
| |
| await _channel.Writer.WriteAsync(message); |
| } |
| |
| public void Start() |
| { |
| if (_startTcs != null) |
| { |
| _startTcs.TrySetResult(null); |
| } |
| } |
| |
| public void Complete() |
| { |
| _channel.Writer.Complete(); |
| } |
| } |
| } |
| #endif |