private void MethodDeleteExerciseDeletesVideoFromRepo()
{
//Setup repo mock
_exerciseServiceMock.Setup(service => service.GetById(3)).Returns(_exerciseDTO1);
_exerciseServiceMock.Setup(service => service.Delete(1));
//Check if correct response is returned
var actionResult = _controller.DeleteExercise(1);
Assert.IsType <OkResult>(actionResult);
//Check if Delete method is called in controller
_exerciseServiceMock.Verify(service => service.Delete(1), Times.Once);
}
