public void DeleteTest() { user v = new user(); using (var context = new DataContext(_seed, DBTypeEnum.Memory)) { v.DCID = AddDC(); v.DeptID = AddDept(); v.ITCode = "XML"; v.Password = "******"; v.Name = "LxL"; context.Set <user>().Add(v); context.SaveChanges(); } PartialViewResult rv = (PartialViewResult)_controller.Delete(v.ID.ToString()); Assert.IsInstanceOfType(rv.Model, typeof(userVM)); userVM vm = rv.Model as userVM; v = new user(); v.ID = vm.Entity.ID; vm.Entity = v; _controller.Delete(v.ID.ToString(), null); using (var context = new DataContext(_seed, DBTypeEnum.Memory)) { Assert.AreEqual(context.Set <user>().Count(), 0); } }