| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <link rel="stylesheet" href="../../../fast/js/resources/js-test-style.css"> |
| <script> |
| var successfullyParsed = false; |
| </script> |
| <script src="../../../fast/js/resources/js-test-pre.js"></script> |
| </head> |
| <body id="body"> |
| |
| <div role="group" tabindex=0 id="liveregion" aria-live="polite" aria-relevant="additions"> |
| <h3 id="innerlive">text</h3> |
| <img src="test.gif" width=100 height=100 alt="alt text" tabindex=0 id="image"> |
| </div> |
| |
| <p id="description"></p> |
| <div id="console"></div> |
| |
| <script> |
| |
| description("This tests that ARIA live regions are sending out the correct notifications. We perform four operations (add, remove, change text, change alt tag), each one should trigger a live region notification"); |
| |
| var liveRegion = 0; |
| var liveRegionChangeCount = 0; |
| function ariaCallback(notification) { |
| if (notification == "AXLiveRegionChanged") { |
| liveRegionChangeCount++; |
| |
| // We should get a total of 4 live region changes. |
| if (liveRegionChangeCount == 4) { |
| liveRegion.removeNotificationListener(); |
| window.layoutTestController.notifyDone(); |
| } |
| } |
| } |
| |
| if (window.accessibilityController) { |
| window.layoutTestController.waitUntilDone(); |
| |
| document.getElementById("liveregion").focus(); |
| liveRegion = window.accessibilityController.focusedElement; |
| |
| var addedNotification = liveRegion.addNotificationListener(ariaCallback); |
| shouldBe("addedNotification", "true"); |
| |
| // this should trigger our live region callback for a text change. |
| document.getElementById("innerlive").innerText = "changed text"; |
| |
| // this should trigger our live region callback for a new element. |
| document.getElementById("liveregion").innerHTML += "new text element"; |
| |
| // this should also trigger our live region change because its a text alternative change. |
| document.getElementById("image").setAttribute('alt', "new image text"); |
| |
| // Access the accessibility tree here because AX won't post the live region change |
| // notification twice when the children have already been marked as dirty. |
| liveRegion.childAtIndex(0); |
| |
| // this should trigger our live region callback for a removed element. |
| document.getElementById("liveregion").removeChild(document.getElementById("innerlive")); |
| } |
| |
| successfullyParsed = true; |
| </script> |
| |
| <script src="../../../fast/js/resources/js-test-post.js"></script> |
| </body> |
| </html> |
