public void NavigationPushPopTest()
{
var input = new TestViewModel() {SomeProp = "Foo"};
var fixture = new RoutingState();
RxApp.ConfigureServiceLocator(
(t, s) => new TestViewModel() {SomeProp = "Foo"},
(t, s) => Enumerable.Empty<object>(),
(c, t, s) => { });
Assert.False(fixture.NavigateBack.CanExecute(input));
fixture.Navigate.Go<TestViewModel>();
Assert.Equal(1, fixture.NavigationStack.Count);
Assert.False(fixture.NavigateBack.CanExecute(null));
fixture.Navigate.Go<TestViewModel>();
Assert.Equal(2, fixture.NavigationStack.Count);
Assert.True(fixture.NavigateBack.CanExecute(null));
fixture.NavigateBack.Execute(null);
Assert.Equal(1, fixture.NavigationStack.Count);
}
public void NavigationPushPopTest()
{
var input = new TestViewModel() {SomeProp = "Foo"};
var fixture = new RoutingState();
Assert.False(fixture.NavigateBack.CanExecute(input));
fixture.Navigate.Execute(input);
Assert.Equal(1, fixture.NavigationStack.Count);
Assert.True(fixture.NavigateBack.CanExecute(null));
fixture.NavigateBack.Execute(null);
Assert.Equal(0, fixture.NavigationStack.Count);
}
public void RoutingStateSerializableRoundTripTest()
{
var engine = new DictionaryStorageEngine();
using(var _ = engine.AsPrimaryEngine()) {
var input = new TestViewModel() {SomeProp = "Foo"};
var fixture = new RoutingState();
fixture.NavigationStack.Add(input);
RxStorage.Engine.CreateSyncPoint(fixture);
var output = RxStorage.Engine.Load<RoutingState>(fixture.ContentHash);
Assert.True(output.NavigationStack.Count == 1);
Assert.True(output.NavigationStack[0].ContentHash == input.ContentHash);
Assert.Equal(input.SomeProp, ((TestViewModel) output.NavigationStack[0]).SomeProp);
}
}
public async Task NavigationPushPopTest()
{
var input = new TestViewModel() {SomeProp = "Foo"};
var fixture = new RoutingState();
Assert.False(await fixture.NavigateBack.CanExecute.FirstAsync());
await fixture.Navigate.Execute(new TestViewModel());
Assert.Equal(1, fixture.NavigationStack.Count);
Assert.False(await fixture.NavigateBack.CanExecute.FirstAsync());
await fixture.Navigate.Execute(new TestViewModel());
Assert.Equal(2, fixture.NavigationStack.Count);
Assert.True(await fixture.NavigateBack.CanExecute.FirstAsync());
await fixture.NavigateBack.Execute();
Assert.Equal(1, fixture.NavigationStack.Count);
}
public void NavigationPushPopSerializationTest()
{
var engine = new DictionaryStorageEngine();
using (var _ = engine.AsPrimaryEngine()) {
var input = new TestViewModel() {SomeProp = "Foo"};
var fixture = new RoutingState();
fixture.NavigateForward.Execute(input);
RxStorage.Engine.CreateSyncPoint(fixture);
var output = RxStorage.Engine.GetLatestRootObject<RoutingState>();
Assert.True(output.NavigateBack.CanExecute(null));
output.NavigateBack.Execute(null);
RxStorage.Engine.CreateSyncPoint(output);
output = RxStorage.Engine.GetLatestRootObject<RoutingState>();
Assert.False(output.NavigateBack.CanExecute(null));
}
}
public void NavigateAndResetCheckNavigationStack()
{
var fixture = new TestScreen();
fixture.Router = new RoutingState();
var viewModel = new TestViewModel();
Assert.False(fixture.Router.NavigationStack.Any());
fixture.Router.NavigateAndReset.Execute(viewModel);
Assert.True(fixture.Router.NavigationStack.Count == 1);
Assert.True(object.ReferenceEquals(fixture.Router.NavigationStack.First(), viewModel));
}
