public void ReceiveEventAfterEventChanged()
{
var behavior = new BehaviorMock {
EventName = "TestEventA"
};
var page = new PageMock();
page.Behaviors.Add(behavior);
// ChangeEvent
behavior.EventName = "TestEventB";
var eventArgs = new EventArgs();
page.RiseTestEventA(this, eventArgs);
Assert.Null(behavior.Sender);
Assert.Null(behavior.EventArgs);
page.RiseTestEventB(this, eventArgs);
Assert.NotNull(behavior.Sender);
Assert.Equal(this, behavior.Sender);
Assert.NotNull(behavior.EventArgs);
Assert.Equal(eventArgs, behavior.EventArgs);
}
public void ReceiveInteragtionRequest()
{
var request = new NotificationRequest();
var behavior = new BehaviorMock {
NotificationRequest = request
};
var page = new PageMock();
page.Behaviors.Add(behavior);
request.Raise();
Assert.NotNull(behavior.Sender);
Assert.Equal(request, behavior.Sender);
Assert.NotNull(behavior.EventArgs);
Assert.Equal(EventArgs.Empty, behavior.EventArgs);
behavior.Sender = null;
behavior.EventArgs = null;
page.Behaviors.Clear();
request.Raise();
Assert.Null(behavior.Sender);
Assert.Null(behavior.EventArgs);
}
public void ReceiveInteragtionRequestAfterInteractionRequestChanged()
{
var requestA = new NotificationRequest();
var behavior = new BehaviorMock {
NotificationRequest = requestA
};
var page = new PageMock();
page.Behaviors.Add(behavior);
var requestB = new NotificationRequest();
behavior.NotificationRequest = requestB;
requestA.Raise();
Assert.Null(behavior.Sender);
Assert.Null(behavior.EventArgs);
requestB.Raise();
Assert.NotNull(behavior.Sender);
Assert.Equal(requestB, behavior.Sender);
Assert.NotNull(behavior.EventArgs);
Assert.Equal(EventArgs.Empty, behavior.EventArgs);
}
public void WhenNothingEventName()
{
var behavior = new BehaviorMock {
EventName = "NothingEvent"
};
var page = new PageMock();
var exception = Assert.Throws <NotImplementedException>(() => page.Behaviors.Add(behavior));
Assert.NotNull(exception);
}
public void FromAttachToDettach()
{
var page = new ContentPage();
var contextObject = new object();
page.BindingContext = contextObject;
var behavior = new BehaviorMock();
page.Behaviors.Add(behavior);
Assert.NotNull(behavior.BindingContext);
Assert.Equal(contextObject, behavior.BindingContext);
page.Behaviors.Clear();
Assert.Null(behavior.BindingContext);
}
public void HasOriginalBindingContedt()
{
var page = new ContentPage();
var contextObject = new object();
page.BindingContext = contextObject;
var behavior = new BehaviorMock {
BindingContext = new object()
};
page.Behaviors.Add(behavior);
Assert.NotNull(behavior.BindingContext);
Assert.NotEqual(contextObject, behavior.BindingContext);
page.BindingContext = new object();
Assert.NotEqual(page.BindingContext, behavior.BindingContext);
page.Behaviors.Clear();
Assert.Null(behavior.BindingContext);
}
public void ParentBindingContextChanged()
{
var page = new ContentPage();
var contextObject = new object();
var behavior = new BehaviorMock();
page.Behaviors.Add(behavior);
Assert.Null(behavior.BindingContext);
page.BindingContext = contextObject;
Assert.NotNull(behavior.BindingContext);
Assert.Equal(contextObject, behavior.BindingContext);
page.BindingContext = null;
Assert.Null(behavior.BindingContext);
page.Behaviors.Clear();
// Chech removed event handler
page.BindingContext = new object();
Assert.Null(behavior.BindingContext);
}
