diff -r 000000000000 -r 6474c204b198 dom/browser-element/mochitest/browserElement_VisibilityChange.js --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/dom/browser-element/mochitest/browserElement_VisibilityChange.js Wed Dec 31 06:09:35 2014 +0100 @@ -0,0 +1,43 @@ +/* Any copyright is dedicated to the public domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +// Test that the onmozbrowservisibilitychange event works. +'use strict'; + +SimpleTest.waitForExplicitFinish(); +browserElementTestHelpers.setEnabledPref(true); +browserElementTestHelpers.addPermission(); + +var iframe1 = null; +function runTest() { + iframe1 = document.createElement('iframe'); + SpecialPowers.wrap(iframe1).mozbrowser = true; + document.body.appendChild(iframe1); + + iframe1.src = 'data:text/html,Title'; + checkVisibilityFalse(); +} + +function checkVisibilityFalse() { + iframe1.addEventListener('mozbrowservisibilitychange', function onvisibilitychange(e) { + iframe1.removeEventListener(e.type, onvisibilitychange); + + is(e.detail.visible, false, 'Visibility should be false'); + checkVisibilityTrue(); + }); + + iframe1.setVisible(false); +} + +function checkVisibilityTrue() { + iframe1.addEventListener('mozbrowservisibilitychange', function onvisibilitychange(e) { + iframe1.removeEventListener(e.type, onvisibilitychange); + + is(e.detail.visible, true, 'Visibility should be true'); + SimpleTest.finish(); + }); + + iframe1.setVisible(true); +} + +addEventListener('testready', runTest);