public void AndTestsExistInTheRootThenATestsFoundEventIsQueued()
        {
            var envDteProject = _project.GetEnvDteProject();
            var testsFolder   = envDteProject.ProjectItems.AddFolder("Tests");

            testsFolder.ProjectItems.AddFromFile("A.Tests.ts");
            testsFolder.ProjectItems.AddFromFile("B.Tests.ts");

            _listener.Publish(new DiscoverTestsEvent(_project));

            _eventQueue
            .OfType <TestsFoundEvent>()
            .Should()
            .HaveCount(1);
        }