public void TestModifyRegion_EmptyInput(string city, string district) { viewModel.CityName = city; viewModel.DistrictName = district; viewModel.RegionName = ""; controller.ModifyRegion(viewModel); Assert.AreEqual(controller.TempData["error"], "保存区域:" + city + "-" + district + "-<Empty>失败。" + "输入条件部分为空,或者该片区已存在,或该片区与已存在的片区有冲突,且设置不允许修改!"); }