// 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.Reflection;
using Xunit.Sdk;
 
namespace Microsoft.VisualStudio.IntegrationTest.Utilities
{
    /// <summary>
    /// Captures the name of the test currently being run by xUnit.
    /// This should only be applied to test methods or classes that are guaranteed
    /// to run serially, not in parallel, as it assumes tests are run one at a time.
    /// </summary>
    public class CaptureTestNameAttribute : BeforeAfterTestAttribute
    {
        /// <summary>
        /// The name of the currently running test, or null if no test is running.
        /// The format is test_class_name.method_name.
        /// </summary>
        public static string? CurrentName { get; set; }
 
        public override void Before(MethodInfo methodUnderTest)
        {
            CurrentName = methodUnderTest.DeclaringType.Name + "." + methodUnderTest.Name;
        }
 
        public override void After(MethodInfo methodUnderTest)
        {
            CurrentName = null;
        }
    }
}