private WebApp.Models.Queue CallChangeUserRoomNo(int newRoomNo, int oldRoomNo) { _mockRepo.Setup(x => x.Queue.FindByCondition(It.IsAny <Expression <Func <Entities.Models.Queue, bool> > >())) .Returns(new QueueData().WithRoomNo(oldRoomNo).BuildAsList()); _mockRepo.Setup(x => x.User.FindByCondition(It.IsAny <Expression <Func <Entities.Models.User, bool> > >())) .Returns(new UserData().WithRoomNo(oldRoomNo).BuildAsList()); var sut = new QueueService(_mockRepo.Object, _mapper, null); var result = sut.ChangeUserRoomNo("1", newRoomNo); return(result); }