| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../../resources/js-test-pre.js"></script> |
| </head> |
| <body id="body"> |
| |
| <div role="group" tabindex=0 id="liveregion1" aria-live="polite" aria-relevant="additions"> |
| <h3 id="innerlive1">text</h3> |
| </div> |
| |
| <div role="group" tabindex=0 id="liveregion2" aria-live="polite" aria-relevant="additions"></div> |
| |
| <div role="group" tabindex=0 id="liveregion3" aria-live="polite" aria-relevant="additions"> |
| <img src="test.gif" width=100 height=100 alt="alt text" tabindex=0 id="image"> |
| </div> |
| |
| <div role="group" tabindex=0 id="liveregion4" aria-live="polite" aria-relevant="additions"> |
| <h3 id="innerlive2">text</h3> |
| </div> |
| |
| |
| <p id="description"></p> |
| <div id="console"></div> |
| |
| <script> |
| var jsTestIsAsync = true; |
| |
| 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 receivedTextChangeNotification = false; |
| var receivedNewElementNotification = false; |
| var receivedAlternativeChangeNotification = false; |
| var receivedRemoveElementNotification = false; |
| |
| // notification callbacks |
| function textChangeCallback(notification) { |
| if (notification == "AXLiveRegionChanged") { |
| receivedTextChangeNotification = true; |
| finishTest(); |
| } |
| } |
| function newElementCallback(notification) { |
| if (notification == "AXLiveRegionChanged") { |
| receivedNewElementNotification = true; |
| finishTest(); |
| } |
| } |
| function alternativeChangeCallback(notification) { |
| if (notification == "AXLiveRegionChanged") { |
| receivedAlternativeChangeNotification = true; |
| finishTest(); |
| } |
| } |
| function removeElementCallback(notification) { |
| if (notification == "AXLiveRegionChanged") { |
| receivedRemoveElementNotification = true; |
| finishTest(); |
| } |
| } |
| |
| function finishTest() { |
| // We should get a total of four live region changes. |
| if(receivedTextChangeNotification |
| && receivedNewElementNotification |
| && receivedAlternativeChangeNotification |
| && receivedRemoveElementNotification) { |
| liveRegion1.removeNotificationListener(); |
| liveRegion2.removeNotificationListener(); |
| liveRegion3.removeNotificationListener(); |
| liveRegion4.removeNotificationListener(); |
| finishJSTest(); |
| } |
| } |
| |
| if (window.accessibilityController) { |
| |
| liveRegion1 = accessibilityController.accessibleElementById("liveregion1"); |
| liveRegion2 = accessibilityController.accessibleElementById("liveregion2"); |
| liveRegion3 = accessibilityController.accessibleElementById("liveregion3"); |
| liveRegion4 = accessibilityController.accessibleElementById("liveregion4"); |
| |
| var addedNotification1 = liveRegion1.addNotificationListener(textChangeCallback); |
| shouldBe("addedNotification1", "true"); |
| var addedNotification2 = liveRegion2.addNotificationListener(newElementCallback); |
| shouldBe("addedNotification2", "true"); |
| var addedNotification3 = liveRegion3.addNotificationListener(alternativeChangeCallback); |
| shouldBe("addedNotification3", "true"); |
| var addedNotification4 = liveRegion4.addNotificationListener(removeElementCallback); |
| shouldBe("addedNotification4", "true"); |
| |
| textChangeOperation(); |
| newElementOperation(); |
| alternativeChangeOperation(); |
| removeElementOperation(); |
| } |
| |
| function textChangeOperation() { |
| // this should trigger our live region callback for a text change. |
| document.getElementById("innerlive1").innerText = "changed text"; |
| } |
| |
| function newElementOperation() { |
| // this should trigger our live region callback for a new element. |
| document.getElementById("liveregion2").innerHTML += "new text element"; |
| } |
| |
| function alternativeChangeOperation() { |
| // this should also trigger our live region change because its a text alternative change. |
| document.getElementById("image").setAttribute('alt', "new image text"); |
| } |
| |
| function removeElementOperation() { |
| // this should trigger our live region callback for a removed element. |
| document.getElementById("liveregion4").removeChild(document.getElementById("innerlive2")); |
| } |
| |
| </script> |
| |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
