public async Task UpdateLesson_ReturnsLessonUpdated() { //Arrange var answer = AutoFaker.Generate <Answer>(); var answerDto = AutoFaker.Generate <AnswerDto>(); _mapper.Setup(x => x.Map <Answer>(answerDto)) .Returns(answer); _answerService.Setup(x => x.UpdateAnswer(answer)) .ReturnsAsync(true); //Act var result = await _sut.UpdateAnswer(answerDto); //Assert result.Should().BeOfType <NoContentResult>(); }