public void DetailsValidAthlete()
{
//Act
var actual = (Athlete)controller.Details(1).Model;
//Assert
Assert.AreEqual(athletes.ToList()[0], actual);
}
public void DetailsWithoutId()
{
// act
ViewResult result = (ViewResult)controller.Details(null);
// assert
Assert.AreEqual("Error", result.ViewName);
}