| #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 |
| |
| using System; |
| using System.Diagnostics; |
| using System.Linq; |
| using System.Text; |
| using System.Threading; |
| using System.Threading.Tasks; |
| using Grpc.Core; |
| using Grpc.Core.Internal; |
| using Grpc.Core.Utils; |
| using NUnit.Framework; |
| |
| namespace Grpc.Core.Tests |
| { |
| public class CompressionTest |
| { |
| MockServiceHelper helper; |
| Server server; |
| Channel channel; |
| |
| [SetUp] |
| public void Init() |
| { |
| helper = new MockServiceHelper(); |
| |
| server = helper.GetServer(); |
| server.Start(); |
| channel = helper.GetChannel(); |
| } |
| |
| [TearDown] |
| public void Cleanup() |
| { |
| channel.ShutdownAsync().Wait(); |
| server.ShutdownAsync().Wait(); |
| } |
| |
| [Test] |
| public void WriteOptions_Unary() |
| { |
| helper.UnaryHandler = new UnaryServerMethod<string, string>((request, context) => |
| { |
| context.WriteOptions = new WriteOptions(WriteFlags.NoCompress); |
| return Task.FromResult(request); |
| }); |
| |
| var callOptions = new CallOptions(writeOptions: new WriteOptions(WriteFlags.NoCompress)); |
| Calls.BlockingUnaryCall(helper.CreateUnaryCall(callOptions), "abc"); |
| } |
| |
| [Test] |
| public async Task WriteOptions_DuplexStreaming() |
| { |
| helper.DuplexStreamingHandler = new DuplexStreamingServerMethod<string, string>(async (requestStream, responseStream, context) => |
| { |
| await requestStream.ToListAsync(); |
| |
| context.WriteOptions = new WriteOptions(WriteFlags.NoCompress); |
| |
| await context.WriteResponseHeadersAsync(new Metadata { { "ascii-header", "abcdefg" } }); |
| |
| await responseStream.WriteAsync("X"); |
| |
| responseStream.WriteOptions = null; |
| await responseStream.WriteAsync("Y"); |
| |
| responseStream.WriteOptions = new WriteOptions(WriteFlags.NoCompress); |
| await responseStream.WriteAsync("Z"); |
| }); |
| |
| var callOptions = new CallOptions(writeOptions: new WriteOptions(WriteFlags.NoCompress)); |
| var call = Calls.AsyncDuplexStreamingCall(helper.CreateDuplexStreamingCall(callOptions)); |
| |
| // check that write options from call options are propagated to request stream. |
| Assert.IsTrue((call.RequestStream.WriteOptions.Flags & WriteFlags.NoCompress) != 0); |
| |
| call.RequestStream.WriteOptions = new WriteOptions(); |
| await call.RequestStream.WriteAsync("A"); |
| |
| call.RequestStream.WriteOptions = null; |
| await call.RequestStream.WriteAsync("B"); |
| |
| call.RequestStream.WriteOptions = new WriteOptions(WriteFlags.NoCompress); |
| await call.RequestStream.WriteAsync("C"); |
| |
| await call.RequestStream.CompleteAsync(); |
| |
| await call.ResponseStream.ToListAsync(); |
| } |
| |
| [Test] |
| public void CanReadCompressedMessages() |
| { |
| var compressionMetadata = new Metadata |
| { |
| { new Metadata.Entry(Metadata.CompressionRequestAlgorithmMetadataKey, "gzip") } |
| }; |
| |
| helper.UnaryHandler = new UnaryServerMethod<string, string>(async (req, context) => |
| { |
| await context.WriteResponseHeadersAsync(compressionMetadata); |
| return req; |
| }); |
| |
| var stringBuilder = new StringBuilder(); |
| for (int i = 0; i < 200000; i++) |
| { |
| stringBuilder.Append('a'); |
| } |
| var request = stringBuilder.ToString(); |
| var response = Calls.BlockingUnaryCall(helper.CreateUnaryCall(new CallOptions(compressionMetadata)), request); |
| |
| Assert.AreEqual(request, response); |
| } |
| } |
| } |