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public GetPreviousSibling ( |
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| element | ||
| return | ||
public void TreeIterationTest()
{
TreeWalker walker = new TreeWalker(Automation.ControlViewCondition);
AutomationElement startingElement = ExplorerTargetTests.explorerHost.Element;
AutomationElement iter = startingElement;
iter = walker.GetFirstChild(iter);
iter = walker.GetNextSibling(iter);
iter = walker.GetParent(iter);
Assert.AreEqual(startingElement, iter);
iter = walker.GetLastChild(iter);
iter = walker.GetPreviousSibling(iter);
iter = walker.GetParent(iter);
Assert.AreEqual(startingElement, iter);
}
private void VerifyGetPreviousSibling (TreeWalker tree, AutomationElement rootElement, AutomationElement expectedElement)
{
AutomationElement actualChild = tree.GetPreviousSibling (rootElement);
Assert.AreEqual (expectedElement, actualChild,
String.Format ("GetPreviousSibling with root element named {0}: Expected element named {1}, got element named {2}",
GetName (rootElement), GetName (expectedElement), GetName (actualChild)));
if (expectedElement != null)
Assert.AreNotSame (expectedElement, actualChild, "GetPreviousSibling returns a new instance");
}
protected void GetAutomationElementsSiblings(bool nextSibling)
{
if (!this.CheckControl(this)) { return; }
System.Windows.Automation.TreeWalker walker =
new System.Windows.Automation.TreeWalker(
System.Windows.Automation.Condition.TrueCondition);
// 20120823
foreach (AutomationElement inputObject in this.InputObject) {
AutomationElement sibling = null;
if (nextSibling) {
// 20120823
//sibling = walker.GetNextSibling(this.InputObject);
sibling = walker.GetNextSibling(inputObject);
} else {
// 20120823
//sibling = walker.GetPreviousSibling(this.InputObject);
sibling = walker.GetPreviousSibling(inputObject);
}
WriteObject(this, sibling);
} // 20120823
}
public void GetPreviousSiblingTest ()
{
Condition buttonCondition = new PropertyCondition (AEIds.ControlTypeProperty, ControlType.Button);
TreeWalker buttonWalker = new TreeWalker (buttonCondition);
AssertRaises<ArgumentNullException> (
() => buttonWalker.GetPreviousSibling (null),
"passing null to TreeWalker.GetPreviousSibling");
//VerifyGetPreviousSibling (buttonWalker, button7Element, null); // TODO: scrollbar button
VerifyGetPreviousSibling (buttonWalker, button6Element, button7Element);
VerifyGetPreviousSibling (buttonWalker, button5Element, button6Element);
VerifyGetPreviousSibling (buttonWalker, button4Element, button5Element);
VerifyGetPreviousSibling (buttonWalker, button3Element, button4Element);
VerifyGetPreviousSibling (buttonWalker, button2Element, button3Element);
// TODO: Test how for buttonWalker, GetPreviousSibling
// eventually gets all buttons on the entire
// desktop?
// Elements whose parents (not the desktop) are also in
// the tree run out of siblings as expected.
Condition groupCondition = new PropertyCondition (AEIds.ControlTypeProperty, ControlType.Group);
TreeWalker groupWalker = new TreeWalker (groupCondition);
VerifyGetPreviousSibling (groupWalker, groupBox3Element, null);
VerifyGetPreviousSibling (groupWalker, groupBox2Element, groupBox3Element);
}
