void Ex01(TestAvaloniaControllers.ITestAvaloniaController controller)
{
Given("a data context", () => DataContext = new object());
Given("a child element", () => ChildElement = new Button {
Name = "ChildElement"
});
Given("an element that has the child element", () => Element = new TestElement {
Name = "element", Content = ChildElement, DataContext = DataContext
});
When("the controller is added", () => AvaloniaController.GetControllers(Element).Add(controller));
When("the controller is attached to the element", () => AvaloniaController.GetControllers(Element).AttachTo(Element));
Then("the data context of the controller should be set", () => controller.DataContext == DataContext);
Then("the element of the controller should be null", () => controller.Element == null);
Then("the child element of the controller should be null", () => controller.ChildElement == null);
When("the element is attached to the logical tree", () => Element.AttachToLogicalTree());
Then("the data context of the controller should be set", () => controller.DataContext == DataContext);
Then("the element of the controller should be set", () => controller.Element == Element);
Then("the child element of the controller should be set", () => controller.ChildElement == ChildElement);
EventHandled = false;
When("the Click event of the child element is raised", () => ChildElement.RaiseEvent(new RoutedEventArgs(Button.ClickEvent, ChildElement)));
Then("the Click event should be handled", () => EventHandled);
}
public void Dispose()
{
if (Extension == null)
{
return;
}
AvaloniaController.RemoveExtension(Extension);
}
void Ex04()
{
Given("an element that contains the data context", () => Element = new TestElement {
DataContext = new TestDataContexts.AttachingTestDataContext()
});
When("the AvaloniaController is enabled for the element", () => AvaloniaController.SetIsEnabled(Element, true));
Then("the data context of the controller should be set", () => Element.GetController <TestAvaloniaControllers.TestController>().DataContext == Element.DataContext);
When("another data context is set for the element", () => Element.DataContext = new object());
Then("the data context of the controller should be set", () => Element.GetController <TestAvaloniaControllers.TestController>().DataContext == Element.DataContext);
}
void Ex02(object dataContext, IEnumerable <Type> expectedControllerTypes)
{
Given("an element that does not contain the data context", () => Element = new TestElement());
When("the AvaloniaController is enabled for the element", () => AvaloniaController.SetIsEnabled(Element, true));
When("a data context of the element is set", () => Element.DataContext = dataContext);
Then("the controller should be attached to the element", () =>
AvaloniaController.GetControllers(Element).Select(controller => controller.GetType()).SequenceEqual(expectedControllerTypes) &&
AvaloniaController.GetControllers(Element).OfType <TestAvaloniaControllers.TestController>().All(controller => controller.DataContext == Element.DataContext)
);
}
void Ex02()
{
When("the Changed event is raised using the EventHandlerBase", async() =>
await AvaloniaController.EventHandlersOf(new TestAvaloniaControllers.TestAvaloniaController {
ChangedAssertionHandler = () => ChangedEventHandled = true
})
.GetBy("Element")
.RaiseAsync("Changed")
);
Then("the Changed event should be handled", () => ChangedEventHandled);
}
void Ex01()
{
When("an extension is added to the AvaloniaController", () => AvaloniaController.AddExtension(Extension));
When("the AvaloniaController is enabled for the element", () => AvaloniaController.SetIsEnabled(Element, true));
When("the element is attached to the logical tree", () => Element.AttachToLogicalTree());
Then("the extension should be attached", () => Extension.Attached);
When("the element is detached from the logical tree", () => Element.DetachFromLogicalTree());
Then("the extension should be detached", () => Extension.Detached);
}
void Ex01()
{
When("the AvaloniaController is enabled for the element", () => AvaloniaController.SetIsEnabled(Element, true));
When("the element is attached to the logical tree", () => Element.AttachToLogicalTree());
When("the Click event of the button is raised", () =>
{
Element.GetController <TestAvaloniaControllers.TestAvaloniaController>().ButtonClickAssertionHandler += () => ClickEventHandled = true;
Button.RaiseEvent(new RoutedEventArgs(Button.ClickEvent, Button));
});
Then("the Click event should be handled", () => ClickEventHandled);
}
void Ex03()
{
Given("an element that contains the data context", () => Element = new TestElement {
DataContext = new TestDataContexts.KeyAttachingTestDataContext()
});
When("the key of the element is set using the AvaloniaController", () => AvaloniaController.SetKey(Element, "TestElement"));
Then("the AvaloniaController should be enabled for the element", () => AvaloniaController.GetIsEnabled(Element));
Then("the controller should be attached to the element", () =>
AvaloniaController.GetControllers(Element).Select(controller => controller.GetType()).SequenceEqual(new[] { typeof(TestAvaloniaControllers.KeyTestDataContextController) }) &&
AvaloniaController.GetControllers(Element).OfType <TestAvaloniaControllers.TestController>().All(controller => controller.DataContext == Element.DataContext)
);
}
void Ex01()
{
ExceptionHandled = true;
When("the controller is added", () => AvaloniaController.GetControllers(Element).Add(Controller));
When("the controller is attached to the element", () => AvaloniaController.GetControllers(Element).AttachTo(Element));
When("the element is attached to the logical tree", () => Element.AttachToLogicalTree());
When("the Changed event of the element is raised", () => Element.RaiseChanged());
Then("the unhandled exception should be handled", () => UnhandledException != null);
}
void Ex06()
{
Given("an element that contains the data context", () => Element = new TestElement {
Name = "Element", DataContext = new TestDataContexts.TestDataContext()
});
When("the AvaloniaController is enabled for the element", () =>
{
AvaloniaController.SetIsEnabled(Element, true);
Controller = Element.GetController <TestAvaloniaControllers.TestAvaloniaController>();
});
Then("the data context of the controller should be set", () => Controller.DataContext == Element.DataContext);
When("the element is attached to the logical tree", () =>
{
Controller.AttachedToLogicalTreeAssertionHandler = () => AttachedToLogicalTreeEventHandled = true;
Element.AttachToLogicalTree();
});
Then("the element of the controller should be set", () => Controller.Element == Element);
Then("the AttachedToLogicalTree event should be handled", () => AttachedToLogicalTreeEventHandled);
When("the Changed event is raised", () =>
{
Controller.ChangedAssertionHandler = () => ChangedEventHandled = true;
Element.RaiseChanged();
});
Then("the Changed event should be handled", () => ChangedEventHandled);
When("the element is detached from the logical tree", () => Element.DetachFromLogicalTree());
When("the AvaloniaController is disabled for the element", () => AvaloniaController.SetIsEnabled(Element, false));
Then("the controller should be detached", () => !AvaloniaController.GetControllers(Element).Any());
Then("the data context of the controller should be null", () => Controller.DataContext == null);
Then("the element of the controller should be null", () => Controller.Element == null);
When("the element is attached to the logical tree", () =>
{
AttachedToLogicalTreeEventHandled = false;
Element.AttachToLogicalTree();
});
Then("the AttachedToLogicalTree event should not be handled", () => !AttachedToLogicalTreeEventHandled);
Then("the controller should not be attached", () => !AvaloniaController.GetControllers(Element).Any());
When("the Changed event is raised", () =>
{
ChangedEventHandled = false;
Element.RaiseChanged();
});
Then("the Changed event should not be handled", () => !ChangedEventHandled);
}
void Ex07()
{
Given("an element that contains the data context", () => Element = new TestElement {
Name = "Element", DataContext = new TestDataContexts.MultiTestDataContext()
});
When("the AvaloniaController is enabled for the element", () =>
{
AvaloniaController.SetIsEnabled(Element, true);
Controllers = new TestAvaloniaControllers.TestAvaloniaControllerBase[]
{
Element.GetController <TestAvaloniaControllers.MultiTestAvaloniaControllerA>(),
Element.GetController <TestAvaloniaControllers.MultiTestAvaloniaControllerB>(),
Element.GetController <TestAvaloniaControllers.MultiTestAvaloniaControllerC>()
};
AttachedToLogicalTreeEventsHandled = new[] { false, false, false };
ChangedEventsHandled = new[] { false, false, false };
});
Then("the data context of the controller should be set", () => Controllers.All(controller => controller.DataContext == Element.DataContext));
When("the element is attached to the logical tree", () =>
{
for (var index = 0; index < Controllers.Length; index++)
{
var eventHandledIndex = index;
Controllers[index].AttachedToLogicalTreeAssertionHandler = () => AttachedToLogicalTreeEventsHandled[eventHandledIndex] = true;
}
Element.AttachToLogicalTree();
});
Then("the element of the controller should be set", () => Controllers.All(controller => controller.Element == Element));
Then("the AttachedToLogicalTree event should be handled", () => AttachedToLogicalTreeEventsHandled.All(handled => handled));
When("the Changed event is raised", () =>
{
for (var index = 0; index < Controllers.Length; index++)
{
var eventHandledIndex = index;
Controllers[index].ChangedAssertionHandler = () => ChangedEventsHandled[eventHandledIndex] = true;
}
Element.RaiseChanged();
});
Then("the Changed event should be handled", () => ChangedEventsHandled.All(handled => handled));
When("the element is detached from the logical tree", () => Element.DetachFromLogicalTree());
Then("the data context of the controller should be null", () => Controllers.All(controller => controller.DataContext == null));
Then("the element of the controller should be null", () => Controllers.All(controller => controller.Element == null));
When("the element is attached to the logical tree", () =>
{
for (var index = 0; index < AttachedToLogicalTreeEventsHandled.Length; index++)
{
AttachedToLogicalTreeEventsHandled[index] = false;
}
Element.AttachToLogicalTree();
});
Then("the AttachedToLogicalTree event should not be handled", () => AttachedToLogicalTreeEventsHandled.All(handled => !handled));
When("the Changed event is raised", () =>
{
for (var index = 0; index < ChangedEventsHandled.Length; index++)
{
ChangedEventsHandled[index] = false;
}
Element.RaiseChanged();
});
Then("the Changed event should not be handled", () => ChangedEventsHandled.All(handled => !handled));
}
void Ex02(TestAvaloniaControllers.ITestAvaloniaController controller)
{
Given("a child element", () => ChildElement = new Button {
Name = "ChildElement"
});
Given("an element that has the child element", () => Element = new TestElement {
Name = "element", Content = ChildElement
});
When("the child element is set to the controller using the AvaloniaController", () => AvaloniaController.SetElement(ChildElement, controller, true));
When("the element is set to the controller using the AvaloniaController", () => AvaloniaController.SetElement(Element, controller, true));
Then("the element should be set to the controller", () => controller.Element == Element);
Then("the child element should be set to the controller", () => controller.ChildElement == ChildElement);
}
public string FindKey(StyledElement element) => AvaloniaController.GetKey(element);
void Ex02()
{
When("an extension is added to the AvaloniaController", () => AvaloniaController.AddExtension(Extension));
Then("the container of the extension should be retrieved", () => AvaloniaController.Retrieve <TestExtension, object>(Controller) == TestExtension.TestExtensionContainer);
}
public static T GetController <T>(this StyledElement element) => AvaloniaController.GetControllers(element).OfType <T>().FirstOrDefault();
protected override bool HandleUnhandledException(Exception exc) => AvaloniaController.HandleUnhandledException(exc);
void Ex03(TestAvaloniaControllers.ITestAvaloniaController controller)
{
Given("a data context", () => DataContext = new object());
When("the data context is set to the controller using the AvaloniaController", () => AvaloniaController.SetDataContext(DataContext, controller));
Then("the data context should be set to the controller", () => controller.DataContext == DataContext);
}
