/// <summary>
/// Close and Deactivate this View
/// </summary>
public virtual void Close()
{
IsActive = false;
RegionNavigationService.Close(this);
//if (!RegionInfo.IsEmpty() && RegionInfo.RegionName.IsNotNullOrEmpty())
// RegionManager?.Regions[RegionInfo.RegionName].Deactivate(RegionInfo.View);
}
public void WhenNavigatingWithNullUri_Throws()
{
// Prepare
IRegion region = new Region();
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
var contentLoader = new Mock <RegionNavigationContentLoader>(container).Object;
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
IRegionNavigationResult navigationResult = null;
target.RequestNavigate((Uri)null, nr => navigationResult = nr);
// Verify
Assert.False(navigationResult.Result.Value);
Assert.NotNull(navigationResult.Error);
Assert.IsType <ArgumentNullException>(navigationResult.Error);
}
public void WhenNavigatingWithNullUri_Throws()
{
// Prepare
IRegion region = new Region();
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
NavigationResult navigationResult = null;
target.RequestNavigate((Uri)null, nr => navigationResult = nr);
// Verify
Assert.IsFalse(navigationResult.Result.Value);
Assert.IsNotNull(navigationResult.Error);
Assert.IsInstanceOfType(navigationResult.Error, typeof(ArgumentNullException));
}
public void WhenNavigatingAndDataContextImplementsINavigationAware_ThenNavigatedIsInvokesOnNavigation()
{
// Prepare
var region = new Region();
Mock <FrameworkElement> mockFrameworkElement = new Mock <FrameworkElement>();
Mock <INavigationAware> mockINavigationAwareDataContext = new Mock <INavigationAware>();
mockINavigationAwareDataContext.Setup(ina => ina.IsNavigationTarget(It.IsAny <NavigationContext>())).Returns(true);
mockFrameworkElement.Object.DataContext = mockINavigationAwareDataContext.Object;
var view = mockFrameworkElement.Object;
region.Add(view);
var navigationUri = new Uri(view.GetType().Name, UriKind.Relative);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new RegionNavigationContentLoader(serviceLocator);
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
mockINavigationAwareDataContext.Verify(v => v.OnNavigatedTo(It.Is <NavigationContext>(nc => nc.Uri == navigationUri)));
}
public void WhenNavigatingFromViewThatIsNavigationAware_ThenNotifiesActiveViewNavigatingFrom()
{
// Arrange
var region = new Region();
var viewMock = new Mock <INavigationAware>();
var view = viewMock.Object;
region.Add(view);
var view2 = new object();
region.Add(view2);
region.Activate(view);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
var navigationUri = new Uri(view2.GetType().Name, UriKind.Relative);
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
viewMock.Verify(v => v.OnNavigatedFrom(It.Is <NavigationContext>(ctx => ctx.Uri == navigationUri && ctx.Parameters.Count() == 0)));
}
public void WhenNavigatingAndViewImplementsINavigationAware_ThenNavigatedIsInvokedOnNavigation()
{
// Prepare
var region = new Region();
var viewMock = new Mock <INavigationAware>();
viewMock.Setup(ina => ina.IsNavigationTarget(It.IsAny <NavigationContext>())).Returns(true);
var view = viewMock.Object;
region.Add(view);
var navigationUri = new Uri(view.GetType().Name, UriKind.Relative);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
RegionNavigationContentLoader contentLoader = new RegionNavigationContentLoader(container);
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
viewMock.Verify(v => v.OnNavigatedTo(It.Is <NavigationContext>(nc => nc.Uri == navigationUri && nc.NavigationService == target)));
}
public void WhenViewModelAcceptsNavigationOutAfterNewIncomingRequestIsReceived_ThenOriginalRequestIsIgnored()
{
var region = new Region();
var viewModelMock = new Mock <IConfirmRegionNavigationRequest>();
var viewMock = new Mock <View>();
var view = viewMock.Object;
view.BindingContext = viewModelMock.Object;
var confirmationRequests = new List <Action <bool> >();
viewModelMock
.Setup(icnr => icnr.ConfirmNavigationRequest(It.IsAny <INavigationContext>(), It.IsAny <Action <bool> >()))
.Callback <INavigationContext, Action <bool> >((nc, c) => { confirmationRequests.Add(c); });
region.Add(view);
region.Activate(view);
var navigationUri = new Uri("", UriKind.Relative);
var containerMock = new Mock <IContainerExtension>();
containerMock
.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry)))
.Returns(new RegionNavigationJournalEntry());
var contentLoaderMock = new Mock <IRegionNavigationContentLoader>();
contentLoaderMock
.Setup(cl => cl.LoadContent(region, It.IsAny <INavigationContext>()))
.Returns(view);
var container = containerMock.Object;
var contentLoader = contentLoaderMock.Object;
var journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
IRegionNavigationResult firstNavigation = null;
IRegionNavigationResult secondNavigation = null;
target.RequestNavigate(navigationUri, nr => firstNavigation = nr);
target.RequestNavigate(navigationUri, nr => secondNavigation = nr);
Assert.Equal(2, confirmationRequests.Count);
confirmationRequests[0](true);
confirmationRequests[1](true);
Assert.False(firstNavigation.Result);
Assert.True(secondNavigation.Result.Value);
}
public void WhenViewModelAcceptsNavigationOutAfterNewIncomingRequestIsReceived_ThenOriginalRequestIsIgnored()
{
var region = new Region();
var viewModelMock = new Mock <IConfirmNavigationRequest>();
var viewMock = new Mock <FrameworkElement>();
var view = viewMock.Object;
view.DataContext = viewModelMock.Object;
var confirmationRequests = new List <Action <bool> >();
viewModelMock
.Setup(icnr => icnr.ConfirmNavigationRequest(It.IsAny <NavigationContext>(), It.IsAny <Action <bool> >()))
.Callback <NavigationContext, Action <bool> >((nc, c) => { confirmationRequests.Add(c); });
region.Add(view);
region.Activate(view);
var navigationUri = new Uri("", UriKind.Relative);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock
.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>())
.Returns(new RegionNavigationJournalEntry());
var contentLoaderMock = new Mock <IRegionNavigationContentLoader>();
contentLoaderMock
.Setup(cl => cl.LoadContent(region, It.IsAny <NavigationContext>()))
.Returns(view);
var serviceLocator = serviceLocatorMock.Object;
var contentLoader = contentLoaderMock.Object;
var journal = new Mock <IRegionNavigationJournal>().Object;
var target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
bool firstNavigation = false;
bool secondNavigation = false;
target.RequestNavigate(navigationUri, nr => firstNavigation = nr.Result.Value);
target.RequestNavigate(navigationUri, nr => secondNavigation = nr.Result.Value);
Assert.AreEqual(2, confirmationRequests.Count);
confirmationRequests[0](true);
confirmationRequests[1](true);
Assert.IsFalse(firstNavigation);
Assert.IsTrue(secondNavigation);
}
/// <summary>
/// 次へのボタンを押したときの処理
/// </summary>
private void NextButtonAction()
{
var param = new NavigationParameters();
param.Add("TargetData", true); // パラメータをkeyとvalueの組み合わせで追加
StopCapture(); // カメラの映像を止める
// 第二引数にパラメータを渡すと、viewが切り替わった先でパラメータを受け取る
RegionNavigationService.RequestNavigate(nameof(SelectScreen), param);
}
protected override void OnPropertyChanged(PropertyChangedEventArgs e)
{
base.OnPropertyChanged(e);
if (e.PropertyName != ExtractPropertyName(() => SelectedElement))
{
return;
}
var vtitle = SelectedElement.CastAs <IViewTitle>();
RegionNavigationService.SetViewTitle(vtitle?.ViewHeader);
}
public void WhenRequestNavigateAwayOnDataContextAcceptsThroughCallback_ThenNavigationProceeds()
{
// Prepare
var region = new Region();
var view1DataContextMock = new Mock <IConfirmNavigationRequest>();
view1DataContextMock
.Setup(ina => ina.ConfirmNavigationRequest(It.IsAny <NavigationContext>(), It.IsAny <Action <bool> >()))
.Callback <NavigationContext, Action <bool> >((nc, c) => c(true))
.Verifiable();
var view1Mock = new Mock <FrameworkElement>();
var view1 = view1Mock.Object;
view1.DataContext = view1DataContextMock.Object;
var view2 = new object();
region.Add(view1);
region.Add(view2);
region.Activate(view1);
var navigationUri = new Uri(view2.GetType().Name, UriKind.Relative);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
RegionNavigationContentLoader contentLoader = new RegionNavigationContentLoader(container);
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
var navigationSucceeded = false;
target.RequestNavigate(navigationUri, nr => { navigationSucceeded = nr.Result == true; });
// Verify
view1DataContextMock.VerifyAll();
Assert.True(navigationSucceeded);
Assert.Equal(new object[] { view1, view2 }, region.ActiveViews.ToArray());
}
public void WhenNavigationFromViewThatIsNavigationAware_OnlyNotifiesOnNavigateFromForActiveViews()
{
// Arrange
bool navigationFromInvoked = false;
var region = new Region();
var viewMock = new Mock <View>();
viewMock
.As <IRegionAware>()
.Setup(x => x.OnNavigatedFrom(It.IsAny <INavigationContext>())).Callback(() => navigationFromInvoked = true);
var view = viewMock.Object;
region.Add(view);
var targetViewMock = new Mock <StackLayout>();
targetViewMock.As <IRegionAware>();
region.Add(targetViewMock.Object);
var activeViewMock = new Mock <Grid>();
activeViewMock.As <IRegionAware>();
region.Add(activeViewMock.Object);
region.Activate(activeViewMock.Object);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
var navigationUri = new Uri(targetViewMock.Object.GetType().Name, UriKind.Relative);
IContainerExtension container = containerMock.Object;
var contentLoader = new Mock <RegionNavigationContentLoader>(container).Object;
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
Assert.False(navigationFromInvoked);
}
public void WhenRequestNavigateAwayOnBindingContextRejectsThroughCallback_ThenNavigationDoesNotProceed()
{
// Prepare
var region = new Region();
var view1BindingContextMock = new Mock <IConfirmRegionNavigationRequest>();
view1BindingContextMock
.Setup(ina => ina.ConfirmNavigationRequest(It.IsAny <INavigationContext>(), It.IsAny <Action <bool> >()))
.Callback <INavigationContext, Action <bool> >((nc, c) => c(false))
.Verifiable();
var view1Mock = new Mock <View>();
var view1 = view1Mock.Object;
view1.BindingContext = view1BindingContextMock.Object;
var view2 = new StackLayout();
region.Add(view1);
region.Add(view2);
region.Activate(view1);
var navigationUri = new Uri(view2.GetType().Name, UriKind.Relative);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
var contentLoader = new Mock <RegionNavigationContentLoader>(container).Object;
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
var navigationFailed = false;
target.RequestNavigate(navigationUri, nr => { navigationFailed = nr.Result == false; });
// Verify
view1BindingContextMock.VerifyAll();
Assert.True(navigationFailed);
Assert.Equal(new object[] { view1 }, region.ActiveViews.ToArray());
}
private void Close()
{
var p = new DialogParameters {
{ "Input", Input.Value }
};
if (RegionNavigationService == null)
{
RequestClose(new DialogResult(true, p));
}
else
{
RegionNavigationService?.RequestNavigate(nameof(ContentView), p);
}
}
public void WhenRequestNavigateAwayOnDataContextRejectsThroughCallback_ThenNavigationDoesNotProceed()
{
// Prepare
var region = new Region();
var view1DataContextMock = new Mock <IConfirmNavigationRequest>();
view1DataContextMock
.Setup(ina => ina.ConfirmNavigationRequest(It.IsAny <NavigationContext>(), It.IsAny <Action <bool> >()))
.Callback <NavigationContext, Action <bool> >((nc, c) => c(false))
.Verifiable();
var view1Mock = new Mock <FrameworkElement>();
var view1 = view1Mock.Object;
view1.DataContext = view1DataContextMock.Object;
var view2 = new object();
region.Add(view1);
region.Add(view2);
region.Activate(view1);
var navigationUri = new Uri(view2.GetType().Name, UriKind.Relative);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
var navigationFailed = false;
target.RequestNavigate(navigationUri, nr => { navigationFailed = nr.Result == false; });
// Verify
view1DataContextMock.VerifyAll();
Assert.IsTrue(navigationFailed);
CollectionAssert.AreEqual(new object[] { view1 }, region.ActiveViews.ToArray());
}
public void WhenNavigatingWithNoRegionSet_ThenMarshallExceptionToCallback()
{
var navigationUri = new Uri("/", UriKind.Relative);
IServiceLocator serviceLocator = new Mock <IServiceLocator>().Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
Exception error = null;
target.RequestNavigate(navigationUri, nr => error = nr.Error);
Assert.IsNotNull(error);
Assert.IsInstanceOfType(error, typeof(InvalidOperationException));
}
public void WhenNavigatingWithNoRegionSet_ThenMarshallExceptionToCallback()
{
var navigationUri = new Uri("/", UriKind.Relative);
IContainerExtension container = new Mock <IContainerExtension>().Object;
var contentLoader = new Mock <RegionNavigationContentLoader>(container).Object;
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal);
Exception error = null;
target.RequestNavigate(navigationUri, nr => error = nr.Error);
Assert.NotNull(error);
Assert.IsType <InvalidOperationException>(error);
}
public void WhenNavigationSucceeds_NavigatedIsRaised()
{
// Prepare
var view = new ContentView();
var viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string regionName = "RegionName";
var regionManager = new RegionManager();
regionManager.Regions.Add(regionName, region);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
var contentLoader = new RegionNavigationContentLoader(container);
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
bool isNavigatedRaised = false;
target.Navigated += delegate(object sender, RegionNavigationEventArgs e)
{
if (sender == target)
{
isNavigatedRaised = true;
}
};
// Act
bool isNavigationSuccessful = false;
target.RequestNavigate(viewUri, nr => isNavigationSuccessful = nr.Result == true);
// Verify
Assert.True(isNavigationSuccessful);
Assert.True(isNavigatedRaised);
}
public void WhenNavigationSucceeds_NavigatedIsRaised()
{
// Prepare
object view = new object();
Uri viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string regionName = "RegionName";
RegionManager regionManager = new RegionManager();
regionManager.Regions.Add(regionName, region);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new RegionNavigationContentLoader(serviceLocator);
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
bool isNavigatedRaised = false;
target.Navigated += delegate(object sender, RegionNavigationEventArgs e)
{
if (sender == target)
{
isNavigatedRaised = true;
}
};
// Act
bool isNavigationSuccessful = false;
target.RequestNavigate(viewUri, nr => isNavigationSuccessful = nr.Result == true);
// Verify
Assert.IsTrue(isNavigationSuccessful);
Assert.IsTrue(isNavigatedRaised);
}
public void WhenNavigationFailsBecauseTheContentViewCannotBeRetrieved_ThenNavigationFailedIsRaised()
{
// Prepare
var region = new Region {
Name = "RegionName"
};
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock
.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>())
.Returns(new RegionNavigationJournalEntry());
var contentLoaderMock = new Mock <IRegionNavigationContentLoader>();
contentLoaderMock
.Setup(cl => cl.LoadContent(region, It.IsAny <NavigationContext>()))
.Throws <InvalidOperationException>();
var serviceLocator = serviceLocatorMock.Object;
var contentLoader = contentLoaderMock.Object;
var journal = new Mock <IRegionNavigationJournal>().Object;
var target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
RegionNavigationFailedEventArgs eventArgs = null;
target.NavigationFailed += delegate(object sender, RegionNavigationFailedEventArgs e)
{
if (sender == target)
{
eventArgs = e;
}
};
// Act
bool?isNavigationSuccessful = null;
target.RequestNavigate(new Uri("invalid", UriKind.Relative), nr => isNavigationSuccessful = nr.Result);
// Verify
Assert.IsFalse(isNavigationSuccessful.Value);
Assert.IsNotNull(eventArgs);
Assert.IsNotNull(eventArgs.Error);
}
public void WhenNavigatingWithNullUri_ThenMarshallExceptionToCallback()
{
IServiceLocator serviceLocator = new Mock <IServiceLocator>().Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = new Region();
Exception error = null;
target.RequestNavigate(null, nr => error = nr.Error);
Assert.IsNotNull(error);
Assert.IsInstanceOfType(error, typeof(ArgumentNullException));
}
public void WhenNavigationFromViewThatIsNavigationAware_OnlyNotifiesOnNavigateFromForActiveViews()
{
// Arrange
bool navigationFromInvoked = false;
var region = new Region();
var viewMock = new Mock <INavigationAware>();
viewMock
.Setup(x => x.OnNavigatedFrom(It.IsAny <NavigationContext>())).Callback(() => navigationFromInvoked = true);
var view = viewMock.Object;
region.Add(view);
var targetViewMock = new Mock <INavigationAware>();
region.Add(targetViewMock.Object);
var activeViewMock = new Mock <INavigationAware>();
region.Add(activeViewMock.Object);
region.Activate(activeViewMock.Object);
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
var navigationUri = new Uri(targetViewMock.Object.GetType().Name, UriKind.Relative);
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
Assert.IsFalse(navigationFromInvoked);
}
public void WhenNavigatingWithNullUri_ThenMarshallExceptionToCallback()
{
IContainerExtension container = new Mock <IContainerExtension>().Object;
var contentLoader = new Mock <RegionNavigationContentLoader>(container).Object;
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = new Region()
};
Exception error = null;
target.RequestNavigate(null, nr => error = nr.Error);
Assert.NotNull(error);
Assert.IsType <ArgumentNullException>(error);
}
public void WhenNavigatingAndViewCannotBeAcquired_ThenNavigationResultHasError()
{
// Prepare
var view = new ContentView();
var viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string otherType = "OtherType";
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
var targetHandlerMock = new Mock <IRegionNavigationContentLoader>();
targetHandlerMock.Setup(th => th.LoadContent(It.IsAny <IRegion>(), It.IsAny <INavigationContext>())).Throws <ArgumentException>();
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, targetHandlerMock.Object, journal)
{
Region = region
};
// Act
Exception error = null;
target.RequestNavigate(
new Uri(otherType.GetType().Name, UriKind.Relative),
nr =>
{
error = nr.Error;
});
// Verify
bool isViewActive = region.ActiveViews.Contains(view);
Assert.False(isViewActive);
Assert.IsType <ArgumentException>(error);
}
public void WhenNavigating_NavigationIsRecordedInJournal()
{
// Prepare
var view = new ContentView();
var viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string regionName = "RegionName";
var regionManager = new RegionManager();
regionManager.Regions.Add(regionName, region);
IRegionNavigationJournalEntry journalEntry = new RegionNavigationJournalEntry();
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(journalEntry);
IContainerExtension container = containerMock.Object;
var contentLoader = new RegionNavigationContentLoader(container);
var journalMock = new Mock <IRegionNavigationJournal>();
journalMock.Setup(x => x.RecordNavigation(journalEntry, true)).Verifiable();
IRegionNavigationJournal journal = journalMock.Object;
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
target.RequestNavigate(viewUri, nr => { });
// Verify
Assert.NotNull(journalEntry);
Assert.Equal(viewUri, journalEntry.Uri);
journalMock.VerifyAll();
}
public void WhenNavigating_NavigationIsRecordedInJournal()
{
// Prepare
object view = new object();
Uri viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string regionName = "RegionName";
RegionManager regionManager = new RegionManager();
regionManager.Regions.Add(regionName, region);
IRegionNavigationJournalEntry journalEntry = new RegionNavigationJournalEntry();
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>())
.Returns(journalEntry);
IServiceLocator serviceLocator = serviceLocatorMock.Object;
RegionNavigationContentLoader contentLoader = new RegionNavigationContentLoader(serviceLocator);
var journalMock = new Mock <IRegionNavigationJournal>();
journalMock.Setup(x => x.RecordNavigation(journalEntry)).Verifiable();
IRegionNavigationJournal journal = journalMock.Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
// Act
target.RequestNavigate(viewUri, nr => { });
// Verify
Assert.IsNotNull(journalEntry);
Assert.AreEqual(viewUri, journalEntry.Uri);
journalMock.VerifyAll();
}
public void WhenNavigatingAndViewCannotBeAcquired_ThenNavigationResultHasError()
{
// Prepare
object view = new object();
Uri viewUri = new Uri(view.GetType().Name, UriKind.Relative);
IRegion region = new Region();
region.Add(view);
string otherType = "OtherType";
var serviceLocatorMock = new Mock <IServiceLocator>();
serviceLocatorMock.Setup(x => x.GetInstance <IRegionNavigationJournalEntry>()).Returns(new RegionNavigationJournalEntry());
IServiceLocator serviceLocator = serviceLocatorMock.Object;
Mock <IRegionNavigationContentLoader> targetHandlerMock = new Mock <IRegionNavigationContentLoader>();
targetHandlerMock.Setup(th => th.LoadContent(It.IsAny <IRegion>(), It.IsAny <NavigationContext>())).Throws <ArgumentException>();
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, targetHandlerMock.Object, journal);
target.Region = region;
// Act
Exception error = null;
target.RequestNavigate(
new Uri(otherType.GetType().Name, UriKind.Relative),
nr =>
{
error = nr.Error;
});
// Verify
bool isViewActive = region.ActiveViews.Contains(view);
Assert.IsFalse(isViewActive);
Assert.IsInstanceOfType(error, typeof(ArgumentException));
}
public void WhenNavigatingWithNullCallback_ThenThrows()
{
var region = new Region();
var navigationUri = new Uri("/", UriKind.Relative);
IServiceLocator serviceLocator = new Mock <IServiceLocator>().Object;
RegionNavigationContentLoader contentLoader = new Mock <RegionNavigationContentLoader>(serviceLocator).Object;
IRegionNavigationJournal journal = new Mock <IRegionNavigationJournal>().Object;
RegionNavigationService target = new RegionNavigationService(serviceLocator, contentLoader, journal);
target.Region = region;
ExceptionAssert.Throws <ArgumentNullException>(
() =>
{
target.RequestNavigate(navigationUri, null);
});
}
public void WhenNavigatingAndBothViewAndBindingContextImplementIRegionAware_ThenNavigatedIsInvokesOnNavigation()
{
// Prepare
var region = new Region();
var mockView = new Mock <View>();
var mockIRegionAwareView = mockView.As <IRegionAware>();
mockIRegionAwareView
.Setup(ina => ina.IsNavigationTarget(It.IsAny <INavigationContext>()))
.Returns(true);
var mockIRegionAwareBindingContext = new Mock <IRegionAware>();
mockIRegionAwareBindingContext.Setup(ina => ina.IsNavigationTarget(It.IsAny <INavigationContext>())).Returns(true);
mockView.Object.BindingContext = mockIRegionAwareBindingContext.Object;
var view = mockView.Object;
region.Add(view);
var navigationUri = new Uri(view.GetType().Name, UriKind.Relative);
var containerMock = new Mock <IContainerExtension>();
containerMock.Setup(x => x.Resolve(typeof(IRegionNavigationJournalEntry))).Returns(new RegionNavigationJournalEntry());
IContainerExtension container = containerMock.Object;
var contentLoader = new RegionNavigationContentLoader(container);
IRegionNavigationJournal journal = Mock.Of <IRegionNavigationJournal>();
var target = new RegionNavigationService(container, contentLoader, journal)
{
Region = region
};
// Act
target.RequestNavigate(navigationUri, nr => { });
// Verify
mockIRegionAwareView.Verify(v => v.OnNavigatedTo(It.Is <INavigationContext>(nc => nc.Uri == navigationUri)));
mockIRegionAwareBindingContext.Verify(v => v.OnNavigatedTo(It.Is <INavigationContext>(nc => nc.Uri == navigationUri)));
}
//private void LoadView(object viewType)
//{
// //If the view already existed then select the view.
// var info = ActivatedObjects.TryGet(viewType);
// if (info.Value != null)
// {
// SelectedElement = info.Value;
// return;
// }
// if (info.Key.IsNullOrEmpty()) return;
// var view = Container.GetInstance<object>(info.Key) as FrameworkElement;
// if (view == null) return;
// //Add and selected the view.
// ActivatedObjects.Add(view);
//}
private void CloseView(object viewObj)
{
var view = viewObj as FrameworkElement;
if (view == null)
{
return;
}
RegionNavigationService.Close(view);
//Get current index of view and selected status
//var isSelected = ReferenceEquals(SelectedElement, view);
//ActivatedObjects.Remove(view);
//Select the neighbor view based on index and status if available.
//if (ActivatedObjects.Count <= 0 || !isSelected) return;
//SelectedElement = ActivatedObjects.LastOrDefault();
}
