// 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.Collections.Generic;
using System.Composition;
using System.Linq;
using System.Windows.Controls;
using Microsoft.CodeAnalysis.Diagnostics;
using Microsoft.CodeAnalysis.Editor.Host;
using Microsoft.CodeAnalysis.Host.Mef;
 
namespace Microsoft.CodeAnalysis.Editor.UnitTests.Preview;
 
[ExportWorkspaceService(typeof(IPreviewPaneService), ServiceLayer.Test), Shared, PartNotDiscoverable]
internal sealed class MockPreviewPaneService : IPreviewPaneService
{
    [ImportingConstructor]
    [Obsolete(MefConstruction.ImportingConstructorMessage, error: true)]
    public MockPreviewPaneService()
    {
    }
 
    public object GetPreviewPane(DiagnosticData diagnostic, IReadOnlyList<object> previewContents)
    {
        var contents = previewContents ?? [];
 
        foreach (var content in contents.OfType<IDisposable>())
        {
            content.Dispose();
        }
 
        // test only mock object
        return new Grid();
    }
}