add allocationchecker in netcore sandbox project

master
neuecc 2020-05-25 19:37:11 +09:00
parent 10eff95a42
commit 985aa5c43a
6 changed files with 904 additions and 13 deletions

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@ -1,7 +1,7 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.1</TargetFramework>
<TargetFrameworks>netcoreapp3.1;netstandard2.1</TargetFrameworks>
<AssemblyName>UniTask</AssemblyName>
<LangVersion>8.0</LangVersion>
<RootNamespace>Cysharp.Threading.Tasks</RootNamespace>

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@ -0,0 +1,198 @@
using BenchmarkDotNet.Attributes;
using System.Linq;
using BenchmarkDotNet.Configs;
using BenchmarkDotNet.Diagnosers;
using BenchmarkDotNet.Exporters;
using BenchmarkDotNet.Jobs;
using BenchmarkDotNet.Running;
using Cysharp.Threading.Tasks;
using PooledAwait;
using System;
using System.Runtime.ExceptionServices;
using System.Threading.Tasks;
using System.Threading;
using System.Runtime.CompilerServices;
using Cysharp.Threading.Tasks.CompilerServices;
using System.Collections.Concurrent;
[Config(typeof(BenchmarkConfig))]
public class AllocationCheck
{
// note: all the benchmarks use Task/Task<T> for the public API, because BenchmarkDotNet
// doesn't work reliably with more exotic task-types (even just ValueTask fails); instead,
// we'll obscure the cost of the outer awaitable by doing a relatively large number of
// iterations, so that we're only really measuring the inner loop
private const int InnerOps = 1000;
[Benchmark(OperationsPerInvoke = InnerOps)]
public async Task ViaUniTask()
{
for (int i = 0; i < InnerOps; i++)
{
await Core();
}
static async UniTask Core()
{
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
}
}
[Benchmark(OperationsPerInvoke = InnerOps)]
public async Task<int> ViaUniTaskT()
{
var sum = 0;
for (int i = 0; i < InnerOps; i++)
{
sum += await Core();
}
return sum;
static async UniTask<int> Core()
{
var a = await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 10);
var b = await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 10);
var c = await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 10);
return 10;
}
}
[Benchmark(OperationsPerInvoke = InnerOps)]
public Task ViaUniTaskVoid()
{
for (int i = 0; i < InnerOps; i++)
{
Core().Forget();
}
return Task.CompletedTask;
static async UniTaskVoid Core()
{
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
}
}
}
public class TaskTestException : Exception
{
}
public struct TestAwaiter : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
public TestAwaiter(bool isCompleted, UniTaskStatus status)
{
this.isCompleted = isCompleted;
this.status = status;
}
public TestAwaiter GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public void GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
break;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(ThreadPoolWorkItem.Create(continuation), false);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(ThreadPoolWorkItem.Create(continuation), false);
}
}
public struct TestAwaiter<T> : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
readonly T value;
public TestAwaiter(bool isCompleted, UniTaskStatus status, T value)
{
this.isCompleted = isCompleted;
this.status = status;
this.value = value;
}
public TestAwaiter<T> GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public T GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
return value;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(ThreadPoolWorkItem.Create(continuation), false);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(ThreadPoolWorkItem.Create(continuation), false);
}
}
public sealed class ThreadPoolWorkItem : IThreadPoolWorkItem
{
static readonly ConcurrentQueue<ThreadPoolWorkItem> pool = new ConcurrentQueue<ThreadPoolWorkItem>();
Action continuation;
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public static ThreadPoolWorkItem Create(Action continuation)
{
if (!pool.TryDequeue(out var item))
{
item = new ThreadPoolWorkItem();
}
item.continuation = continuation;
return item;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Execute()
{
var call = continuation;
continuation = null;
pool.Enqueue(this);
call.Invoke();
}
}

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@ -0,0 +1,283 @@
using BenchmarkDotNet.Attributes;
using System.Linq;
using BenchmarkDotNet.Configs;
using BenchmarkDotNet.Diagnosers;
using BenchmarkDotNet.Exporters;
using BenchmarkDotNet.Jobs;
using BenchmarkDotNet.Running;
using Cysharp.Threading.Tasks;
using PooledAwait;
using System;
using System.Runtime.ExceptionServices;
using System.Threading.Tasks;
using System.Threading;
using System.Runtime.CompilerServices;
using Cysharp.Threading.Tasks.CompilerServices;
//class Program
//{
// static void Main(string[] args)
// {
// var switcher = new BenchmarkSwitcher(new[]
// {
// typeof(StandardBenchmark)
// });
//#if DEBUG
// var b = new StandardBenchmark();
//#else
// switcher.Run(args);
//#endif
// }
//}
public class BenchmarkConfig : ManualConfig
{
public BenchmarkConfig()
{
AddDiagnoser(MemoryDiagnoser.Default);
AddJob(Job.ShortRun.WithLaunchCount(1).WithIterationCount(1).WithWarmupCount(1));
}
}
// borrowed from PooledAwait
[Config(typeof(BenchmarkConfig))]
[GroupBenchmarksBy(BenchmarkLogicalGroupRule.ByCategory)]
[CategoriesColumn]
public class ComparisonBenchmarks
{
// note: all the benchmarks use Task/Task<T> for the public API, because BenchmarkDotNet
// doesn't work reliably with more exotic task-types (even just ValueTask fails); instead,
// we'll obscure the cost of the outer awaitable by doing a relatively large number of
// iterations, so that we're only really measuring the inner loop
private const int InnerOps = 1000;
public bool ConfigureAwait { get; set; } = false;
[Benchmark(OperationsPerInvoke = InnerOps, Description = ".NET")]
[BenchmarkCategory("Task<T>")]
public async Task<int> ViaTaskT()
{
int sum = 0;
for (int i = 0; i < InnerOps; i++)
sum += await Inner(1, 2).ConfigureAwait(ConfigureAwait);
return sum;
static async Task<int> Inner(int x, int y)
{
int i = x;
await Task.Yield();
i *= y;
await Task.Yield();
return 5 * i;
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = ".NET")]
[BenchmarkCategory("Task")]
public async Task ViaTask()
{
for (int i = 0; i < InnerOps; i++)
await Inner().ConfigureAwait(ConfigureAwait);
static async Task Inner()
{
await Task.Yield();
await Task.Yield();
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = ".NET")]
[BenchmarkCategory("ValueTask<T>")]
public async Task<int> ViaValueTaskT()
{
int sum = 0;
for (int i = 0; i < InnerOps; i++)
sum += await Inner(1, 2).ConfigureAwait(ConfigureAwait);
return sum;
static async ValueTask<int> Inner(int x, int y)
{
int i = x;
await Task.Yield();
i *= y;
await Task.Yield();
return 5 * i;
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = ".NET")]
[BenchmarkCategory("ValueTask")]
public async Task ViaValueTask()
{
for (int i = 0; i < InnerOps; i++)
await Inner().ConfigureAwait(ConfigureAwait);
static async ValueTask Inner()
{
await Task.Yield();
await Task.Yield();
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "Pooled")]
[BenchmarkCategory("ValueTask<T>")]
public async Task<int> ViaPooledValueTaskT()
{
int sum = 0;
for (int i = 0; i < InnerOps; i++)
sum += await Inner(1, 2).ConfigureAwait(ConfigureAwait);
return sum;
static async PooledValueTask<int> Inner(int x, int y)
{
int i = x;
await Task.Yield();
i *= y;
await Task.Yield();
return 5 * i;
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "Pooled")]
[BenchmarkCategory("ValueTask")]
public async Task ViaPooledValueTask()
{
for (int i = 0; i < InnerOps; i++)
await Inner().ConfigureAwait(ConfigureAwait);
static async PooledValueTask Inner()
{
await Task.Yield();
await Task.Yield();
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "Pooled")]
[BenchmarkCategory("Task<T>")]
public async Task<int> ViaPooledTaskT()
{
int sum = 0;
for (int i = 0; i < InnerOps; i++)
sum += await Inner(1, 2).ConfigureAwait(ConfigureAwait);
return sum;
static async PooledTask<int> Inner(int x, int y)
{
int i = x;
await Task.Yield();
i *= y;
await Task.Yield();
return 5 * i;
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "Pooled")]
[BenchmarkCategory("Task")]
public async Task ViaPooledTask()
{
for (int i = 0; i < InnerOps; i++)
await Inner().ConfigureAwait(ConfigureAwait);
static async PooledTask Inner()
{
await Task.Yield();
await Task.Yield();
}
}
// ---
//[Benchmark(OperationsPerInvoke = InnerOps, Description = "UniTaskVoid")]
//[BenchmarkCategory("UniTask")]
//public async Task ViaUniTaskVoid()
//{
// for (int i = 0; i < InnerOps; i++)
// {
// await Inner();
// }
// static async UniTaskVoid Inner()
// {
// await UniTask.Yield();
// await UniTask.Yield();
// }
//}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "UniTask")]
[BenchmarkCategory("UniTask")]
public async Task ViaUniTask()
{
for (int i = 0; i < InnerOps; i++)
{
await Inner();
}
static async UniTask Inner()
{
await UniTask.Yield();
await UniTask.Yield();
}
}
[Benchmark(OperationsPerInvoke = InnerOps, Description = "UniTaskT")]
[BenchmarkCategory("UniTask")]
public async Task<int> ViaUniTaskT()
{
var sum = 0;
for (int i = 0; i < InnerOps; i++)
{
sum += await Inner(1, 2);
}
return sum;
static async UniTask<int> Inner(int x, int y)
{
int i = x;
await UniTask.Yield();
i *= y;
await UniTask.Yield();
return 5 * i;
}
}
}
public struct MyAwaiter : ICriticalNotifyCompletion
{
public MyAwaiter GetAwaiter() => this;
public bool IsCompleted => false;
public void GetResult()
{
}
public void OnCompleted(Action continuation)
{
continuation();
}
public void UnsafeOnCompleted(Action continuation)
{
continuation();
}
}
public struct MyTestStateMachine : IAsyncStateMachine
{
public void MoveNext()
{
//throw new NotImplementedException();
}
public void SetStateMachine(IAsyncStateMachine stateMachine)
{
//throw new NotImplementedException();
}
}

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@ -38,6 +38,94 @@ namespace NetCoreSandbox
}
public class TaskTestException : Exception
{
}
public struct TestAwaiter : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
public TestAwaiter(bool isCompleted, UniTaskStatus status)
{
this.isCompleted = isCompleted;
this.status = status;
}
public TestAwaiter GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public void GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
break;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.QueueUserWorkItem(_ => continuation(), null);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(_ => continuation(), null);
}
}
public struct TestAwaiter<T> : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
readonly T value;
public TestAwaiter(bool isCompleted, UniTaskStatus status, T value)
{
this.isCompleted = isCompleted;
this.status = status;
this.value = value;
}
public TestAwaiter<T> GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public T GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
return value;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.QueueUserWorkItem(_ => continuation(), null);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(_ => continuation(), null);
}
}
public static partial class UnityUIComponentExtensions
@ -109,26 +197,45 @@ namespace NetCoreSandbox
static async Task Main(string[] args)
{
var foo = await new ZeroAllocAsyncAwaitInDotNetCore().NanikaAsync(1, 2);
Console.WriteLine(foo);
#if !DEBUG
BenchmarkDotNet.Running.BenchmarkSwitcher.FromAssembly(typeof(Program).Assembly).Run(args);
var channel = Channel.CreateSingleConsumerUnbounded<int>();
// Observable.Range(1,10).CombineLatest(
var cts = new CancellationTokenSource();
var token = cts.Token;
await FooAsync(token).ForEachAsync(x => { }, token);
//await new ComparisonBenchmarks().ViaUniTaskT();
return;
#endif
// Observable.Range(1,10).CombineLatest(
AsyncTest().Forget();
//AsyncTest().Forget();
// AsyncTest().Forget();
await UniTask.Yield();
Console.ReadLine();
}
#pragma warning disable CS1998
static async UniTaskVoid AsyncTest()
{
// empty
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(true, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
Console.WriteLine("foo");
//return 10;
}
#pragma warning restore CS1998
void Foo()
{

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@ -7,6 +7,8 @@
</PropertyGroup>
<ItemGroup>
<PackageReference Include="BenchmarkDotNet" Version="0.12.1" />
<PackageReference Include="PooledAwait" Version="1.0.49" />
<PackageReference Include="System.Interactive.Async" Version="4.1.1" />
<PackageReference Include="System.Reactive" Version="4.4.1" />
</ItemGroup>

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@ -0,0 +1,301 @@
#pragma warning disable CS1998
using Cysharp.Threading.Tasks;
using FluentAssertions;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Channels;
using Cysharp.Threading.Tasks.Linq;
using System.Threading.Tasks;
using Xunit;
using System.Runtime.CompilerServices;
namespace NetCoreTests
{
public class UniTaskBuilderTest
{
[Fact]
public async Task Empty()
{
await Core();
static async UniTask Core()
{
}
}
[Fact]
public async Task EmptyThrow()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask Core()
{
throw new TaskTestException();
}
}
[Fact]
public async Task Task_Done()
{
await Core();
static async UniTask Core()
{
await new TestAwaiter(true, UniTaskStatus.Succeeded);
}
}
[Fact]
public async Task Task_Fail()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask Core()
{
await new TestAwaiter(true, UniTaskStatus.Faulted);
}
}
[Fact]
public async Task Task_Cancel()
{
await Assert.ThrowsAsync<OperationCanceledException>(async () => await Core());
static async UniTask Core()
{
await new TestAwaiter(true, UniTaskStatus.Canceled);
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetResult()
{
await Core();
static async UniTask Core()
{
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Succeeded);
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetException()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask Core()
{
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Faulted);
throw new InvalidOperationException();
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetCancelException()
{
await Assert.ThrowsAsync<OperationCanceledException>(async () => await Core());
static async UniTask Core()
{
await new TestAwaiter(false, UniTaskStatus.Succeeded);
await new TestAwaiter(false, UniTaskStatus.Canceled);
throw new InvalidOperationException();
}
}
}
public class UniTask_T_BuilderTest
{
[Fact]
public async Task Empty()
{
(await Core()).Should().Be(10);
static async UniTask<int> Core()
{
return 10;
}
}
[Fact]
public async Task EmptyThrow()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask<int> Core()
{
throw new TaskTestException();
}
}
[Fact]
public async Task Task_Done()
{
(await Core()).Should().Be(10);
static async UniTask<int> Core()
{
return await new TestAwaiter<int>(true, UniTaskStatus.Succeeded, 10);
}
}
[Fact]
public async Task Task_Fail()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask<int> Core()
{
return await new TestAwaiter<int>(true, UniTaskStatus.Faulted, 10);
}
}
[Fact]
public async Task Task_Cancel()
{
await Assert.ThrowsAsync<OperationCanceledException>(async () => await Core());
static async UniTask<int> Core()
{
return await new TestAwaiter<int>(true, UniTaskStatus.Canceled, 10);
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetResult()
{
(await Core()).Should().Be(6);
static async UniTask<int> Core()
{
var sum = 0;
sum += await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 1);
sum += await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 2);
sum += await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 3);
return sum;
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetException()
{
await Assert.ThrowsAsync<TaskTestException>(async () => await Core());
static async UniTask<int> Core()
{
await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 10);
await new TestAwaiter<int>(false, UniTaskStatus.Faulted, 10);
throw new InvalidOperationException();
}
}
[Fact]
public async Task AwaitUnsafeOnCompletedCall_Task_SetCancelException()
{
await Assert.ThrowsAsync<OperationCanceledException>(async () => await Core());
static async UniTask<int> Core()
{
await new TestAwaiter<int>(false, UniTaskStatus.Succeeded, 10);
await new TestAwaiter<int>(false, UniTaskStatus.Canceled, 10);
throw new InvalidOperationException();
}
}
}
public class TaskTestException : Exception
{
}
public struct TestAwaiter : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
public TestAwaiter(bool isCompleted, UniTaskStatus status)
{
this.isCompleted = isCompleted;
this.status = status;
}
public TestAwaiter GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public void GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
break;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.QueueUserWorkItem(_ => continuation(), null);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(_ => continuation(), null);
}
}
public struct TestAwaiter<T> : ICriticalNotifyCompletion
{
readonly UniTaskStatus status;
readonly bool isCompleted;
readonly T value;
public TestAwaiter(bool isCompleted, UniTaskStatus status, T value)
{
this.isCompleted = isCompleted;
this.status = status;
this.value = value;
}
public TestAwaiter<T> GetAwaiter() => this;
public bool IsCompleted => isCompleted;
public T GetResult()
{
switch (status)
{
case UniTaskStatus.Faulted:
throw new TaskTestException();
case UniTaskStatus.Canceled:
throw new OperationCanceledException();
case UniTaskStatus.Pending:
case UniTaskStatus.Succeeded:
default:
return value;
}
}
public void OnCompleted(Action continuation)
{
ThreadPool.QueueUserWorkItem(_ => continuation(), null);
}
public void UnsafeOnCompleted(Action continuation)
{
ThreadPool.UnsafeQueueUserWorkItem(_ => continuation(), null);
}
}
}