public void NullServiceTest() { IViewInjectionService iService = null; AssertHelper.AssertThrows <ArgumentNullException>(() => { iService.Inject(null, null); }); AssertHelper.AssertThrows <ArgumentNullException>(() => { iService.Inject(null, null, string.Empty); }); AssertHelper.AssertThrows <ArgumentNullException>(() => { iService.Inject(null, null, typeof(string)); }); AssertHelper.AssertThrows <ArgumentNullException>(() => { iService.GetViewModel(null); }); }
public void ViewModelKeyTest() { ViewInjectionService service = new ViewInjectionService(); IViewInjectionService iService = service; ContentControl target = new ContentControl(); Interaction.GetBehaviors(target).Add(service); object vm1 = new object(); object vm2 = new object(); Window.Content = target; EnqueueShowWindow(); EnqueueCallback(() => { iService.Inject(null, null); iService.Inject(null, vm1); Assert.AreEqual(1, iService.ViewModels.Count()); Assert.AreSame(vm1, iService.ViewModels.ElementAt(0)); Assert.AreEqual(vm1, iService.GetKey(vm1)); Assert.AreSame(vm1, iService.GetViewModel(vm1)); AssertHelper.AssertThrows <InvalidOperationException>(() => iService.Inject(null, vm1), x => Assert.AreEqual("A view model with the same key already exists in the ViewInjectionService region.", x.Message)); service.RegionName = "Test"; AssertHelper.AssertThrows <InvalidOperationException>(() => iService.Inject(null, vm1), x => Assert.AreEqual("A view model with the same key already exists in the Test region.", x.Message)); iService.Inject("New", vm2); Assert.AreEqual(2, iService.ViewModels.Count()); Assert.AreSame(vm2, iService.ViewModels.ElementAt(1)); Assert.AreEqual("New", iService.GetKey(vm2)); Assert.AreSame(vm2, iService.GetViewModel("New")); iService.Remove(vm1); Assert.AreEqual(1, iService.ViewModels.Count()); iService.Remove(vm2); Assert.AreEqual(0, iService.ViewModels.Count()); }); EnqueueTestComplete(); }