public async void Init_ExceptionThrown_ReportsError()
{
DataClient.GetDataBody = delegate { throw new Exception(); };
string errorMessage = null;
Messenger.Subscribe <ErrorMessage>(msg => errorMessage = msg.Message);
var viewModel = new SponsorViewModel(Messenger, CodeCampService, WebBrowserTask);
await viewModel.Init(new SponsorViewModel.NavigationParameters(42));
Assert.NotNull(errorMessage);
Assert.False(viewModel.IsLoading);
Assert.Null(viewModel.Sponsor);
}
public async void ViewWebsiteCommand_Executed_GoesToSponsorWebsite()
{
var sponsor = new Sponsor {
Id = 42, Website = "http://codecampnyc.org"
};
var data = new CampData {
Sponsors = new List <Sponsor> {
sponsor
}
};
DataClient.GetDataBody = () => Task.FromResult(data);
var viewModel = new SponsorViewModel(Messenger, CodeCampService, WebBrowserTask);
await viewModel.Init(new SponsorViewModel.NavigationParameters(sponsor.Id));
viewModel.ViewWebsiteCommand.Execute(null);
Assert.AreEqual(1, WebBrowserTask.UrlRequests.Count);
Assert.AreEqual(sponsor.Website, WebBrowserTask.UrlRequests.First());
}
public async void Init_DataLoadsSuccessfully_LoadsSponsor()
{
var sponsor = new Sponsor {
Id = 42
};
var data = new CampData {
Sponsors = new List <Sponsor> {
sponsor
}
};
DataClient.GetDataBody = () => Task.FromResult(data);
var viewModel = new SponsorViewModel(Messenger, CodeCampService, WebBrowserTask);
Assert.True(viewModel.IsLoading);
await viewModel.Init(new SponsorViewModel.NavigationParameters(sponsor.Id));
Assert.False(viewModel.IsLoading);
Assert.AreEqual(sponsor, viewModel.Sponsor);
}
protected async override void OnAppearing()
{
base.OnAppearing();
await model.Init();
}