public void LocalRedirectPermanent_WithParameterUrl_SetsLocalRedirectResultPermanentWithSameUrl()
{
// Arrange
var controller = new TestableController();
var url = "/test/url";
// Act
var result = controller.LocalRedirectPermanent(url);
// Assert
Assert.IsType<LocalRedirectResult>(result);
Assert.True(result.Permanent);
Assert.Same(url, result.Url);
}