public void OnNavigatedTo_With_No_RestorableStateAttributes() { var viewModelState = new Dictionary <string, object>(); viewModelState.Add("Title", "MyMock"); viewModelState.Add("Description", "MyDescription"); var viewState = new Dictionary <string, object>(); viewState.Add("Tests.Mocks.MockViewModelWithNoResumableStateAttributes1", viewModelState); var vm = new MockViewModelWithNoRestorableStateAttributes(); vm.OnNavigatedTo(null, NavigationMode.Back, viewState); Assert.IsNull(vm.Title); Assert.IsNull(vm.Description); }