public async Task GetEntireStudentListAsync_ShouldReturnListOfStudents() { //ARRANGE _tutorRepositoryMock.Setup(_tutorRepositoryMock => _tutorRepositoryMock.GetEntireStudentListAsync()).Returns(Task.FromResult((IEnumerable <User>)mockList)); int students = 0; //ACT var studentList = await _sut.GetEntireStudentListAsync(); foreach (User student in studentList) { students++; } //ASSERT Assert.IsTrue(students > 0, "The students were not greater than 0"); }