public void WhenAskedCanNavigateForDifferentQuery_ThenReturnsFalse()
{
var email = new EmailDocument();
var emailServiceMock = new Mock<IEmailService>();
emailServiceMock
.Setup(svc => svc.GetEmailDocument(email.Id))
.Returns(email)
.Verifiable();
var viewModel = new EmailViewModel(emailServiceMock.Object);
((INavigationAware)viewModel).OnNavigatedTo(new NavigationContext(new Mock<IRegionNavigationService>().Object, new Uri("location?EmailId=" + email.Id.ToString("N"), UriKind.Relative)));
bool canNavigate =
((INavigationAware)viewModel).IsNavigationTarget(new NavigationContext(new Mock<IRegionNavigationService>().Object, new Uri("location?EmailId=" + Guid.NewGuid().ToString("N"), UriKind.Relative)));
Assert.IsFalse(canNavigate);
}
public void WhenNavigatedTo_ThenRequestsEmailFromService()
{
var email = new EmailDocument();
var emailServiceMock = new Mock<IEmailService>();
emailServiceMock
.Setup(svc => svc.GetEmailDocument(email.Id))
.Returns(email)
.Verifiable();
var viewModel = new EmailViewModel(emailServiceMock.Object);
var notified = false;
viewModel.PropertyChanged += (s, o) => notified = o.PropertyName == "Email";
((INavigationAware)viewModel).OnNavigatedTo(
new NavigationContext(
new Mock<IRegionNavigationService>().Object,
new Uri("location?EmailId=" + email.Id.ToString("N"), UriKind.Relative)));
Assert.IsTrue(notified);
emailServiceMock.VerifyAll();
}
public void WhenGoingBack_ThenNavigatesBack()
{
var emailServiceMock = new Mock<IEmailService>();
var viewModel = new EmailViewModel(emailServiceMock.Object);
var journalMock = new Mock<IRegionNavigationJournal>();
var navigationServiceMock = new Mock<IRegionNavigationService>();
navigationServiceMock.SetupGet(svc => svc.Journal).Returns(journalMock.Object);
((INavigationAware)viewModel).OnNavigatedTo(
new NavigationContext(
navigationServiceMock.Object,
new Uri("location?EmailId=" + Guid.NewGuid().ToString("N"), UriKind.Relative)));
viewModel.GoBackCommand.Execute(null);
journalMock.Verify(j => j.GoBack());
}
