public async Task It_produces_failed_notifications_when_a_section_navigates()
{
var sut = new BlindSectionsNavigator("defaultSection1", "defaultSection2");
var eventList = new List <(object sender, SectionsNavigatorEventArgs args)>();
var section = await sut.SetActiveSection(CancellationToken.None, SectionsNavigatorRequest.GetSetActiveSectionRequest("defaultSection1"));
sut.StateChanged += OnStateChanged;
void OnStateChanged(object sender, SectionsNavigatorEventArgs args)
{
eventList.Add((sender, args));
}
await Assert.ThrowsAsync <InvalidOperationException>(async() => await section.Navigate(CancellationToken.None, StackNavigatorRequest.GetNavigateRequest(() => TestVM.Throw(), suppressTransition: true)));
Assert.Equal(2, eventList.Count);
Assert.Equal(NavigatorRequestState.Processing, eventList[0].args.CurrentState.LastRequestState);
Assert.Equal(SectionsNavigatorRequestType.ReportSectionStateChanged, eventList[0].args.CurrentState.LastRequest.RequestType);
Assert.Equal(NavigatorRequestState.FailedToProcess, eventList[1].args.CurrentState.LastRequestState);
Assert.Equal(SectionsNavigatorRequestType.ReportSectionStateChanged, eventList[1].args.CurrentState.LastRequest.RequestType);
}
public async Task It_produces_failed_notifications_for_OpenModal()
{
var sut = new BlindSectionsNavigator();
var eventList = new List <(object sender, SectionsNavigatorEventArgs args)>();
sut.StateChanged += OnStateChanged;
void OnStateChanged(object sender, SectionsNavigatorEventArgs args)
{
eventList.Add((sender, args));
}
await Assert.ThrowsAsync <InvalidOperationException>(async() => await sut.OpenModal(CancellationToken.None, SectionsNavigatorRequest.GetOpenModalRequest(StackNavigatorRequest.GetNavigateRequest(() => TestVM.Throw(), suppressTransition: true))));
sut.StateChanged -= OnStateChanged;
Assert.Equal(2, eventList.Count);
Assert.Equal(NavigatorRequestState.Processing, eventList[0].args.CurrentState.LastRequestState);
Assert.Equal(SectionsNavigatorRequestType.OpenModal, eventList[0].args.CurrentState.LastRequest.RequestType);
Assert.Equal(NavigatorRequestState.FailedToProcess, eventList[1].args.CurrentState.LastRequestState);
Assert.Equal(SectionsNavigatorRequestType.OpenModal, eventList[1].args.CurrentState.LastRequest.RequestType);
}
public async Task It_produces_failed_notifications_for_Navigate()
{
var sut = new BlindStackNavigator();
var events = new List <StackNavigatorEventArgs>();
sut.StateChanged += Sut_StateChanged;
void Sut_StateChanged(object sender, StackNavigatorEventArgs args)
{
events.Add(args);
}
await Assert.ThrowsAsync <InvalidOperationException>(async() => await sut.Navigate(CancellationToken.None, StackNavigatorRequest.GetNavigateRequest(() => TestVM.Throw())));
sut.StateChanged -= Sut_StateChanged;
// There must be 2 notifications: 1 Processing when the navigation starts and 1 FailedToProcess when it ends.
Assert.Equal(2, events.Count);
Assert.Equal(NavigatorRequestState.Processing, events[0].CurrentState.LastRequestState);
Assert.Equal(NavigatorRequestState.FailedToProcess, events[1].CurrentState.LastRequestState);
}
