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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.
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Diagnostics.CodeAnalysis;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Testing;
using Microsoft.ML.InternalCodeAnalyzer;
using Xunit;
using VerifyCS = Microsoft.ML.CodeAnalyzer.Tests.Helpers.CSharpCodeFixVerifier<
Microsoft.ML.CodeAnalyzer.Tests.Code.RelaxTestNamingTest.WarnForMissingAsyncSuffix,
Microsoft.CodeAnalysis.Testing.EmptyCodeFixProvider>;
namespace Microsoft.ML.CodeAnalyzer.Tests.Code
{
public class RelaxTestNamingTest
{
private static Solution WithoutSuppressedDiagnosticsTransform(Solution solution, ProjectId projectId)
{
var compilationOptions = solution.GetProject(projectId).CompilationOptions;
return solution.WithProjectCompilationOptions(projectId, compilationOptions.WithReportSuppressedDiagnostics(false));
}
[Fact(Skip = "https://github.com/dotnet/roslyn/issues/41584")]
public async Task TestClassWithFact()
{
var code = @"
using System.Threading.Tasks;
using Xunit;
public class SomeClass {
[Fact]
public async Task [|TestMethod|]() { }
}
";
await new VerifyCS.Test
{
ReferenceAssemblies = BaseTestClassTest.ReferenceAssemblies,
TestState = { Sources = { code } },
SolutionTransforms = { WithoutSuppressedDiagnosticsTransform },
}.RunAsync();
await new TestWithSuppressor
{
ReferenceAssemblies = BaseTestClassTest.ReferenceAssemblies,
TestState = { Sources = { code }, MarkupHandling = MarkupMode.Ignore, },
SolutionTransforms = { WithoutSuppressedDiagnosticsTransform },
}.RunAsync();
}
[Fact(Skip = "https://github.com/dotnet/roslyn/issues/41584")]
public async Task TestClassWithTheory()
{
var code = @"
using Xunit;
public class [|SomeClass|] {
[Theory, InlineData(0)]
public void TestMethod(int arg) { }
}
";
await new VerifyCS.Test
{
ReferenceAssemblies = BaseTestClassTest.ReferenceAssemblies,
TestState = { Sources = { code } },
SolutionTransforms = { WithoutSuppressedDiagnosticsTransform },
}.RunAsync();
await new TestWithSuppressor
{
ReferenceAssemblies = BaseTestClassTest.ReferenceAssemblies,
TestState = { Sources = { code }, MarkupHandling = MarkupMode.Ignore, },
SolutionTransforms = { WithoutSuppressedDiagnosticsTransform },
}.RunAsync();
}
[Fact]
public async Task TestAlreadyHasAsyncSuffix()
{
var code = @"
using System.Threading.Tasks;
using Xunit;
public class SomeClass {
[Fact]
public async Task TestMethodAsync() { }
}
";
await new VerifyCS.Test
{
ReferenceAssemblies = BaseTestClassTest.ReferenceAssemblies,
TestState = { Sources = { code } },
}.RunAsync();
}
[DiagnosticAnalyzer(LanguageNames.CSharp)]
public class WarnForMissingAsyncSuffix : DiagnosticAnalyzer
{
[SuppressMessage("MicrosoftCodeAnalysisDesign", "RS1017:DiagnosticId for analyzers must be a non-null constant.", Justification = "For suppression test only.")]
public static readonly DiagnosticDescriptor Rule = new DiagnosticDescriptor(RelaxTestNamingSuppressor.Rule.SuppressedDiagnosticId, "Title", "Message", "Category", DiagnosticSeverity.Warning, isEnabledByDefault: true);
public override ImmutableArray<DiagnosticDescriptor> SupportedDiagnostics => ImmutableArray.Create(Rule);
public override void Initialize(AnalysisContext context)
{
context.ConfigureGeneratedCodeAnalysis(GeneratedCodeAnalysisFlags.None);
context.EnableConcurrentExecution();
context.RegisterSymbolAction(AnalyzeSymbol, SymbolKind.Method);
}
private void AnalyzeSymbol(SymbolAnalysisContext context)
{
var method = (IMethodSymbol)context.Symbol;
if (method.Name.EndsWith("Async"))
{
return;
}
if (method.ReturnType.MetadataName != "Task")
{
// Not asynchronous (incomplete checking is sufficient for this test)
return;
}
context.ReportDiagnostic(Diagnostic.Create(Rule, method.Locations[0]));
}
}
internal class TestWithSuppressor : VerifyCS.Test
{
protected override IEnumerable<DiagnosticAnalyzer> GetDiagnosticAnalyzers()
{
foreach (var analyzer in base.GetDiagnosticAnalyzers())
yield return analyzer;
yield return new RelaxTestNamingSuppressor();
}
}
}
}
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