public async Task Navigate_UnregisteredView_ThrowInvalidOperationException()
{
var app = new PrismApplicationMock();
var navigationService = ResolveAndSetRootPage(app);
var exception = await Assert.ThrowsAsync<NullReferenceException>(async () => await navigationService.NavigateAsync("missing"));
Assert.Contains("missing", exception.Message, StringComparison.OrdinalIgnoreCase);
}
public void Container_ResolveNavigationService()
{
var app = new PrismApplicationMock();
var navigationService = app.NavigationService;
Assert.NotNull(navigationService);
Assert.IsType<DryIocPageNavigationService>(navigationService);
}
public void Module_Initialize()
{
var app = new PrismApplicationMock();
var module = app.Container.Resolve<ModuleMock>();
Assert.NotNull(module);
Assert.True(module.Initialized);
}
public void ResolveTypeRegisteredWithContainer()
{
var app = new PrismApplicationMock();
var service = app.Container.Resolve<IDryIocServiceMock>();
Assert.NotNull(service);
Assert.IsType<DryIocServiceMock>(service);
}
public void OnInitialized_SetPage()
{
var view = new ViewMock();
var app = new PrismApplicationMock(view);
Assert.True(app.Initialized);
Assert.NotNull(Application.Current.MainPage);
Assert.Same(view, Application.Current.MainPage);
}
public void ResolveTypeRegisteredWithDependencyService()
{
var app = new PrismApplicationMock();
// TODO(joacar)
// Since we must call Xamarin.Forms.Init() (and cannot do so from PCL)
// to call Xamarin.Forms.DependencyService
// we check that this throws an InvalidOperationException (for reason stated above).
// This shows that a call to Xamarin.Forms.DependencyService was made and thus should return
// service instance (if registered)
Assert.Throws<TargetInvocationException>(
() => app.Container.Resolve<IDependencyServiceMock>(IfUnresolved.ReturnDefault));
}
public async Task Navigate_Key()
{
var app = new PrismApplicationMock();
var navigationService = ResolveAndSetRootPage(app);
await navigationService.NavigateAsync("view");
var rootPage = ((IPageAware)navigationService).Page;
Assert.True(rootPage.Navigation.ModalStack.Count == 1);
Assert.IsType(typeof(ViewMock), rootPage.Navigation.ModalStack[0]);
}
public void OnInitialized()
{
var app = new PrismApplicationMock();
Assert.True(app.Initialized);
}
private static INavigationService ResolveAndSetRootPage(PrismApplicationMock app)
{
var navigationService = app.NavigationService;
((IPageAware)navigationService).Page = new ContentPage();
return navigationService;
}
public void Container_ResolveByKey()
{
var app = new PrismApplicationMock();
var viewModel = app.Container.Resolve<ViewModelBMock>(ViewModelBMock.Key);
Assert.NotNull(viewModel);
Assert.IsType<ViewModelBMock>(viewModel);
}
public void Navigate_ViewModelFactory_PageAware()
{
var app = new PrismApplicationMock();
var view = new AutowireView();
var viewModel = (AutowireViewModel)view.BindingContext;
var pageAware = (IPageAware)viewModel.NavigationService;
var navigationServicePage = app.CreateNavigationServiceForPage(view);
Assert.IsType<AutowireView>(pageAware.Page);
var navigatedPage = ((IPageAware)navigationServicePage).Page;
Assert.IsType<AutowireView>(navigatedPage);
Assert.Same(view, pageAware.Page);
Assert.Same(pageAware.Page, navigatedPage);
}