File: TestFeatureProvider.cs
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Project: src\src\Mvc\Mvc.Core\test\Microsoft.AspNetCore.Mvc.Core.Test.csproj (Microsoft.AspNetCore.Mvc.Core.Test)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Reflection;
using Microsoft.AspNetCore.Mvc.ApplicationParts;
using Microsoft.AspNetCore.Mvc.Controllers;
 
namespace Microsoft.AspNetCore.Mvc;
 
public class TestFeatureProvider : IApplicationFeatureProvider<ControllerFeature>
{
    private readonly Func<TypeInfo, bool> _filter;
 
    public TestFeatureProvider()
        : this(t => true)
    {
    }
 
    public TestFeatureProvider(Func<TypeInfo, bool> filter)
    {
        _filter = filter;
    }
 
    public void PopulateFeature(IEnumerable<ApplicationPart> parts, ControllerFeature feature)
    {
        foreach (var type in parts.OfType<IApplicationPartTypeProvider>().SelectMany(t => t.Types).Where(_filter))
        {
            feature.Controllers.Add(type);
        }
    }
}