| public static RemoveAllEventHandlers ( ) : void | ||
| return | void | |
public void InvokeEventTest()
{
int eventCount = 0;
AutomationEventHandler handler = (o, e) => eventCount++;
At.AddAutomationEventHandler(InvokePattern.InvokedEvent, button1Element,
TreeScope.Element, handler);
AssertRaises <ArgumentException> (
() => At.RemoveAutomationEventHandler(AutomationElementIdentifiers.AutomationPropertyChangedEvent, button1Element, handler),
"AutomationPropertyChangedEvent is not valid");
//Shall have no effect.
At.RemoveAutomationEventHandler(InvokePattern.InvokedEvent, testFormElement, handler);
RunCommand("click button1");
Assert.AreEqual(1, eventCount, "Invoke event fired");
eventCount = 0;
At.RemoveAutomationEventHandler(InvokePattern.InvokedEvent, button1Element, handler);
RunCommand("click button1");
Assert.AreEqual(0, eventCount, "Invoke event not fired");
eventCount = 0;
//Test for add the same handler again.
At.AddAutomationEventHandler(InvokePattern.InvokedEvent, button1Element,
TreeScope.Element, handler);
At.AddAutomationEventHandler(InvokePattern.InvokedEvent, button1Element,
TreeScope.Element, handler);
RunCommand("click button1");
Assert.AreEqual(2, eventCount, "Invoke event fired");
eventCount = 0;
At.RemoveAllEventHandlers();
RunCommand("click button1");
Assert.AreEqual(0, eventCount, "Invoke event not fired");
}
public void StructureEventTest()
//this test also tested WindowPattern.WindowOpenedEvent (i.e. AddAutomationEventHandler)
{
int automationEventCount = 0;
int structureEventCount = 0;
AutomationEvent eventId = null;
AutomationEventHandler automationEventHandler = (o, e) =>
{
automationEventCount++;
eventId = e.EventId;
};
At.AddAutomationEventHandler(
WindowPattern.WindowOpenedEvent,
AutomationElement.RootElement, TreeScope.Children,
automationEventHandler);
StructureChangedEventHandler structureEventHandler = (o, e) =>
{
if (e.StructureChangeType == StructureChangeType.ChildAdded)
{
structureEventCount++;
}
};
At.AddStructureChangedEventHandler(
AutomationElement.RootElement, TreeScope.Children, structureEventHandler);
int pid = OpenForm();
Thread.Sleep(3000);
Assert.AreEqual(1, structureEventCount, "[OpenForm] count of StructureChangedEvent");
Assert.AreEqual(1, automationEventCount, "[OpenForm] count of WindowOpenedEvent");
Assert.AreEqual(WindowPattern.WindowOpenedEvent, eventId);
automationEventCount = 0;
structureEventCount = 0;
At.RemoveAllEventHandlers();
int pid2 = OpenForm();
Thread.Sleep(3000);
Assert.AreEqual(0, structureEventCount);
Assert.AreEqual(0, automationEventCount);
structureEventHandler = (o, e) =>
{
structureEventCount++;
};
At.AddStructureChangedEventHandler(
AutomationElement.RootElement, TreeScope.Children, structureEventHandler);
CloseForm(pid);
CloseForm(pid2);
Thread.Sleep(3000);
// Note: I expect 2 events here (whose StructureChangeType are both ChildRemoved)
// But as tested on Win 7, we'll actually get no event,
// And with our current implementation, we'll get 4 events (i.e. besides the 2 expected events, we
// get other 2 ChildRemoved events, whose sender is the "testFormElement")
Assert.AreEqual(0, structureEventCount, "[CloseForm] count of StructureChangedEvent");
}
public void BasicFocusTest()
{
// TODO:
//Currently FocusTest.BasicFocusTest can pass on Windows, but can't on Linux. The failure reason is that:
//on Windows, call InvokePattern.Invoke will make corresponding button focused, so we also assert this behavior in the test,
//however our implementation will not make the button focused after InvokePattern.Invoke.
AutomationElement [] expectedFocusedElements;
if (Atspi)
{
expectedFocusedElements = new AutomationElement [] {
btnRunElement, textbox3Element,
btnRunElement, button2Element,
}
}
;
else
{
expectedFocusedElements = new AutomationElement [] {
txtCommandElement, textbox3Element,
txtCommandElement, button2Element,
}
};
AutomationFocusChangedEventHandler handler = (s, e) => actualFocusedElements.Add((AutomationElement)s);
At.AddAutomationFocusChangedEventHandler(handler);
RunCommand("focus textBox3");
Assert.AreEqual(textbox3Element, AutomationElement.FocusedElement, "FocusedElement");
RunCommand("focus button2");
Assert.AreEqual(button2Element, AutomationElement.FocusedElement, "FocusedElement");
At.RemoveAutomationFocusChangedEventHandler(handler);
RunCommand("focus textBox3");
Assert.AreEqual(textbox3Element, AutomationElement.FocusedElement, "FocusedElement");
At.AddAutomationFocusChangedEventHandler(handler);
At.RemoveAllEventHandlers();
RunCommand("focus button2");
Assert.AreEqual(button2Element, AutomationElement.FocusedElement, "FocusedElement");
Assert.AreEqual(expectedFocusedElements.Length, actualFocusedElements.Count, "Event handler count");
for (int i = 0; i < actualFocusedElements.Count; i++)
{
Assert.AreEqual(expectedFocusedElements [i], actualFocusedElements [i], "Event handler sender #" + i);
}
}
