public void GetCourseList_WhenCalledWithValidArguments_ReturnsANonEmptyArray()
{
IPrepareCoursesForInput prepareCoursesForInput = Substitute.For <IPrepareCoursesForInput>();
prepareCoursesForInput.When(p => p.GetCourseList()).Do(context => { throw new Exception("fake exception"); });
Assert.Throws <Exception>(() => prepareCoursesForInput.GetCourseList());
}
