| #region Copyright notice and license |
| |
| // Copyright 2019 The 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.Collections.Generic; |
| using System.Text; |
| using BenchmarkDotNet.Attributes; |
| using Grpc.Core.Internal; |
| |
| namespace Grpc.Microbenchmarks |
| { |
| [ClrJob, CoreJob] // test .NET Core and .NET Framework |
| [MemoryDiagnoser] // allocations |
| public class Utf8Decode |
| { |
| [Params(0, 1, 4, 128, 1024)] |
| public int PayloadSize |
| { |
| get { return payloadSize; } |
| set |
| { |
| payloadSize = value; |
| payload = Invent(value); |
| } |
| } |
| |
| private int payloadSize; |
| private byte[] payload; |
| |
| static byte[] Invent(int length) |
| { |
| var rand = new Random(Seed: length); |
| var chars = new char[length]; |
| for(int i = 0; i < chars.Length; i++) |
| { |
| chars[i] = (char)rand.Next(32, 300); |
| } |
| return Encoding.UTF8.GetBytes(chars); |
| } |
| |
| const int Iterations = 1000; |
| [Benchmark(OperationsPerInvoke = Iterations)] |
| public unsafe void Decode() |
| { |
| fixed (byte* ptr = payload) |
| { |
| var iPtr = new IntPtr(ptr); |
| for (int i = 0; i < Iterations; i++) |
| { |
| MarshalUtils.PtrToStringUTF8(iPtr, payload.Length); |
| } |
| } |
| } |
| } |
| } |