public void OnNavigatedFrom_With_RestorableStateAttributes()
{
var vm = new MockViewModelWithRestorableStateAttributes()
{
Title = "MyMock",
Description = "MyDescription",
EntityId = "MyEntityId"
};
var result = new Dictionary<string, object>();
vm.OnNavigatedFrom(result, true);
Assert.IsTrue(result.Keys.Count == 1);
Assert.IsTrue(result.ContainsKey("MyEntityId"));
Assert.IsNotNull(result["MyEntityId"]);
Assert.IsInstanceOfType(result["MyEntityId"], typeof(Dictionary<string, object>));
var viewState = (Dictionary<string, object>)result["MyEntityId"];
Assert.IsTrue(viewState.Keys.Count == 2);
Assert.IsTrue(viewState["Title"].ToString() == "MyMock");
Assert.IsTrue(viewState["Description"].ToString() == "MyDescription");
}
public void OnNavigatedTo_With_RestorableStateAttribute()
{
var viewModelState = new Dictionary<string, object>();
viewModelState.Add("Title", "MyMock");
viewModelState.Add("Description", "MyDescription");
var viewState = new Dictionary<string, object>();
viewState.Add("MyEntityId", viewModelState);
var vm = new MockViewModelWithRestorableStateAttributes() { EntityId = "MyEntityId" };
vm.OnNavigatedTo(null, NavigationMode.Back, viewState);
Assert.AreEqual(vm.Title, viewModelState["Title"]);
Assert.AreEqual(vm.Description, viewModelState["Description"]);
}