public void Update_MapsAndSendsToService() { //Arrange var uiSkill = new UiSkill(); var skillUpdateRequest = new SkillUpdateRequest(); A.CallTo(() => _autoMapper.MapToSvcRequest(uiSkill)).Returns(skillUpdateRequest); //Act _skillModel.Update(uiSkill); //Assert A.CallTo(() => _skillsService.UpdateSkill(skillUpdateRequest)).MustHaveHappened(); }