aspnetcore/src/Analyzers/Analyzers/test/AnalyzerTestBase.cs

69 lines
2.2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.IO;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Analyzer.Testing;
using Microsoft.AspNetCore.Testing;
using Microsoft.AspNetCore.Testing.xunit;
using Microsoft.CodeAnalysis;
namespace Microsoft.AspNetCore.Analyzers
{
public abstract class AnalyzerTestBase
{
private static readonly string ProjectDirectory = GetProjectDirectory();
public TestSource Read(string source)
{
if (!source.EndsWith(".cs"))
{
source = source + ".cs";
}
var filePath = Path.Combine(ProjectDirectory, "TestFiles", GetType().Name, source);
if (!File.Exists(filePath))
{
throw new FileNotFoundException($"TestFile {source} could not be found at {filePath}.", filePath);
}
var fileContent = File.ReadAllText(filePath);
return TestSource.Read(fileContent);
}
public Project CreateProject(string source)
{
if (!source.EndsWith(".cs"))
{
source = source + ".cs";
}
var read = Read(source);
return DiagnosticProject.Create(GetType().Assembly, new[] { read.Source, });
}
public Task<Compilation> CreateCompilationAsync(string source)
{
return CreateProject(source).GetCompilationAsync();
}
private static string GetProjectDirectory()
{
// On helix we use the published test files
if (SkipOnHelixAttribute.OnHelix())
{
return AppContext.BaseDirectory;
}
// This test code needs to be updated to support distributed testing.
// See https://github.com/aspnet/AspNetCore/issues/10422
#pragma warning disable 0618
var solutionDirectory = TestPathUtilities.GetSolutionRootDirectory("Analyzers");
#pragma warning restore 0618
var projectDirectory = Path.Combine(solutionDirectory, "Analyzers", "test");
return projectDirectory;
}
}
}