// 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;
using System.Composition;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.Host;
using Microsoft.CodeAnalysis.Host.Mef;
using Microsoft.CodeAnalysis.SourceGeneratorTelemetry;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Roslyn.Test.Utilities.TestGenerators;
using Xunit;
using static Microsoft.CodeAnalysis.UnitTests.SolutionTestHelpers;
using static Microsoft.CodeAnalysis.UnitTests.SolutionUtilities;
 
namespace Microsoft.CodeAnalysis.UnitTests
{
    [UseExportProvider]
    public class SourceGeneratorTelemetryCollectorWorkspaceServiceTests
    {
        [Fact, WorkItem("https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1675665")]
        public async Task WithReferencesMethodCorrectlyUpdatesWithEqualReferences()
        {
            using var workspace = CreateWorkspace(additionalParts: [typeof(TestSourceGeneratorTelemetryCollectorWorkspaceServiceFactory)]);
 
            var nonExistentFilePath = "Z:\\" + Guid.NewGuid().ToString();
            var analyzerReference = new TestGeneratorReference(new SingleFileTestGenerator("// Hello World"), analyzerFilePath: nonExistentFilePath);
 
            var project = AddEmptyProject(workspace.CurrentSolution)
                .AddAnalyzerReference(analyzerReference);
 
            _ = await project.GetCompilationAsync();
        }
 
        [ExportWorkspaceServiceFactory(typeof(ISourceGeneratorTelemetryCollectorWorkspaceService)), Shared]
        [PartNotDiscoverable]
        public class TestSourceGeneratorTelemetryCollectorWorkspaceServiceFactory : IWorkspaceServiceFactory
        {
            [ImportingConstructor]
            [Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
            public TestSourceGeneratorTelemetryCollectorWorkspaceServiceFactory()
            {
            }
 
            public IWorkspaceService CreateService(HostWorkspaceServices workspaceServices)
            {
                return new SourceGeneratorTelemetryCollectorWorkspaceService();
            }
        }
    }
}