| <!DOCTYPE HTML> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="../resources/run-after-layout-and-paint.js"></script> |
| |
| <div class="container"> |
| <ul id="future_parent" aria-owns="future_child"></ul> |
| </div> |
| |
| <script> |
| test_after_layout_and_paint(function(t) { |
| var axFutureParent = accessibilityController.accessibleElementById("future_parent"); |
| assert_equals(axFutureParent.childrenCount, 0); |
| var futureParent = document.getElementById("future_parent"); |
| var child = document.createElement("li"); |
| child.id = "future_child"; |
| assert_equals(axFutureParent.childrenCount, 0, "before appending child"); |
| |
| futureParent.parentElement.appendChild(child); |
| assert_equals(axFutureParent.childrenCount, 1, "after appending child"); |
| |
| child.id = ""; |
| assert_equals(axFutureParent.childrenCount, 0, "after clearing id"); |
| |
| child.id = "future_child"; |
| assert_equals(axFutureParent.childrenCount, 1, "after setting id"); |
| |
| futureParent.setAttribute("aria-owns", ""); |
| assert_equals(axFutureParent.childrenCount, 0, "after clearing aria-owns"); |
| |
| futureParent.setAttribute("aria-owns", "future_child"); |
| assert_equals(axFutureParent.childrenCount, 1, "after setting aria-oens"); |
| |
| child.style.visibility = 'hidden'; |
| assert_equals(axFutureParent.childrenCount, 0, "after setting hidden"); |
| |
| child.style.visibility = 'visible'; |
| assert_equals(axFutureParent.childrenCount, 1, "after setting visible"); |
| |
| child.remove(); |
| assert_equals(axFutureParent.childrenCount, 0); |
| }, "Aria-owns is dynamically recomputed."); |
| </script> |
| |
| <div class="container"> |
| <div id="source1" aria-owns="target1"></div> |
| <div id="target"></div> |
| </div> |
| |
| <script> |
| test_after_layout_and_paint(function(t) { |
| var source1 = document.getElementById("source1"); |
| var target = document.getElementById("target"); |
| var axSource1 = accessibilityController.accessibleElementById("source1"); |
| |
| assert_equals(axSource1.childrenCount, 0); |
| |
| target.id = "target1"; |
| assert_equals(axSource1.childrenCount, 1); |
| |
| target.id = "target"; |
| assert_equals(axSource1.childrenCount, 0); |
| }, "Aria-owns is dynamically recomputed (2)."); |
| </script> |
| |
| <div class="container"> |
| <div id="logical_parent" role="group" aria-owns="logical_1 logical_2 logical_3 logical_4"> |
| <div id="logical_3">3</div> |
| <div id="logical_4">4</div> |
| <div id="logical_2">2</div> |
| <div id="logical_1">1</div> |
| </div> |
| </div> |
| |
| <script> |
| test_after_layout_and_paint(function(t) |
| { |
| var axLogicalParent = accessibilityController.accessibleElementById("logical_parent"); |
| |
| assert_equals(axLogicalParent.childrenCount, 4); |
| assert_equals(axLogicalParent.childAtIndex(0).childAtIndex(0).name, "1"); |
| assert_equals(axLogicalParent.childAtIndex(1).childAtIndex(0).name, "2"); |
| assert_equals(axLogicalParent.childAtIndex(2).childAtIndex(0).name, "3"); |
| assert_equals(axLogicalParent.childAtIndex(3).childAtIndex(0).name, "4"); |
| |
| document.getElementById("logical_parent").setAttribute( |
| "aria-owns", |
| "logical_2 logical_4 logical_1 logical_3"); |
| |
| assert_equals(axLogicalParent.childrenCount, 4); |
| assert_equals(axLogicalParent.childAtIndex(0).childAtIndex(0).name, "2"); |
| assert_equals(axLogicalParent.childAtIndex(1).childAtIndex(0).name, "4"); |
| assert_equals(axLogicalParent.childAtIndex(2).childAtIndex(0).name, "1"); |
| assert_equals(axLogicalParent.childAtIndex(3).childAtIndex(0).name, "3"); |
| }, "A parent can use aria-owns to reorder its children into a more logical AX ordering."); |
| </script> |
