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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
#nullable disable
using System;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.CSharp.KeywordHighlighting.KeywordHighlighters;
using Microsoft.CodeAnalysis.Test.Utilities;
using Xunit;
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.KeywordHighlighting;
[Trait(Traits.Feature, Traits.Features.KeywordHighlighting)]
public class AsyncMethodHighlighterTests : AbstractCSharpKeywordHighlighterTests
{
internal override Type GetHighlighterType()
=> typeof(AsyncAwaitHighlighter);
[Fact]
public async Task TestExample1_1()
{
await TestAsync(
"""
using System;
using System.Threading.Tasks;
class AsyncExample
{
{|Cursor:[|async|]|} Task<int> AsyncMethod()
{
int hours = 24;
return hours;
}
async Task UseAsync()
{
Func<Task<int>> lambda = async () =>
{
return await AsyncMethod();
};
int result = await AsyncMethod();
Task<int> resultTask = AsyncMethod();
result = await resultTask;
result = await lambda();
}
}
""");
}
[Fact]
public async Task TestExample2_1()
{
await TestAsync(
"""
using System;
using System.Threading.Tasks;
class AsyncExample
{
async Task<int> AsyncMethod()
{
int hours = 24;
return hours;
}
{|Cursor:[|async|]|} Task UseAsync()
{
Func<Task<int>> lambda = async () =>
{
return await AsyncMethod();
};
int result = [|await|] AsyncMethod();
Task<int> resultTask = AsyncMethod();
result = [|await|] resultTask;
result = [|await|] lambda();
}
}
""");
}
}
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