ILSpy/ICSharpCode.Decompiler/Tests/Async.cs

// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// DEALINGS IN THE SOFTWARE.

#pragma warning disable 1998
using System;
using System.Collections.Generic;
using System.IO;
using System.Threading.Tasks;

public class Async
{
	public async void SimpleVoidMethod()
	{
		Console.WriteLine("Before");
		await Task.Delay(TimeSpan.FromSeconds(1.0));
		Console.WriteLine("After");
	}
	
	public async void VoidMethodWithoutAwait()
	{
		Console.WriteLine("No Await");
	}
	
	public async Task SimpleVoidTaskMethod()
	{
		Console.WriteLine("Before");
		await Task.Delay(TimeSpan.FromSeconds(1.0));
		Console.WriteLine("After");
	}
	
	public async Task TaskMethodWithoutAwait()
	{
		Console.WriteLine("No Await");
	}
	
	public async Task<bool> SimpleBoolTaskMethod()
	{
		Console.WriteLine("Before");
		await Task.Delay(TimeSpan.FromSeconds(1.0));
		Console.WriteLine("After");
		return true;
	}
	
	public async void AwaitInLoopCondition()
	{
		while (await SimpleBoolTaskMethod()) {
			Console.WriteLine("Body");
		}
	}
	
	public async Task<int> AwaitInForEach(IEnumerable<Task<int>> elements)
	{
		int sum = 0;
		foreach (Task<int> element in elements) {
			sum += await element;
		}
		return sum;
	}
	
	public async Task TaskMethodWithoutAwaitButWithExceptionHandling()
	{
		try {
			using (new StringWriter()) {
				Console.WriteLine("No Await");
			}
		} catch (Exception) {
			Console.WriteLine("Crash");
		}
	}
}