def test_check_homework_function_returns_True():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 3)
hw_result = student.do_homework(hw, "correct_solution")
assert teacher.check_homework(hw_result) is True
def test_do_homework_function_returns_HomeworkResult_object():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 3)
result = student.do_homework(hw, "The solution of the student")
assert isinstance(result, HomeworkResult)
def test_do_homework_function_raises_Exception():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 0)
with pytest.raises(DeadlineError) as info:
student.do_homework(hw, "The solution of the student")
assert "You are late." in str(info.value)
def test_check_homework_function_adds_HomeworkResult_object_to_homework_done():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 3)
hw_result = student.do_homework(hw, "correct_solution")
teacher.check_homework(hw_result)
assert isinstance(Teacher.homework_done[hw]["correct_solution"],
HomeworkResult)
def test_reset_results_function_completely_frees_homework_done():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 3)
hw2 = teacher.create_homework("Just do it", 5)
hw_result = student.do_homework(hw, "correct_solution")
hw_result2 = student.do_homework(hw2, "correct_solution2")
teacher.check_homework(hw_result)
teacher.check_homework(hw_result2)
Teacher.reset_results()
assert not Teacher.homework_done
def test_reset_results_function_deletes_Homework_object_in_homework_done():
Teacher.reset_results()
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
hw = teacher.create_homework("Do it", 3)
hw_result = student.do_homework(hw, "correct_solution")
teacher.check_homework(hw_result)
Teacher.reset_results(hw)
assert not Teacher.homework_done
def test_class_Teacher_is_correctly_inherited_from_class_Student():
student = Student("Valya", "Petrova")
teacher = Teacher("Albert", "")
assert student.first_name != teacher.first_name