1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/browser-element/mochitest/priority/test_Background.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,55 @@
1.4 +<!DOCTYPE HTML>
1.5 +<html>
1.6 +<!--
1.7 +Test that calling setVisible('false') on an iframe causes its visibility to
1.8 +change.
1.9 +-->
1.10 +<head>
1.11 + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
1.12 + <script type="application/javascript" src="../browserElementTestHelpers.js"></script>
1.13 + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
1.14 +</head>
1.15 +<body>
1.16 +
1.17 +<script type="application/javascript;version=1.7">
1.18 +"use strict";
1.19 +
1.20 +SimpleTest.waitForExplicitFinish();
1.21 +browserElementTestHelpers.setEnabledPref(true);
1.22 +browserElementTestHelpers.addPermission();
1.23 +browserElementTestHelpers.enableProcessPriorityManager();
1.24 +
1.25 +function runTest() {
1.26 + var iframe = document.createElement('iframe');
1.27 + iframe.setAttribute('mozbrowser', true);
1.28 +
1.29 + iframe.src = browserElementTestHelpers.emptyPage1;
1.30 +
1.31 + var childID = null;
1.32 + expectOnlyOneProcessCreated().then(function(chid) {
1.33 + childID = chid;
1.34 + }).then(function() {
1.35 + return expectPriorityChange(childID, 'FOREGROUND');
1.36 + }).then(function() {
1.37 + return expectMozbrowserEvent(iframe, 'loadend');
1.38 + }).then(function() {
1.39 + var p = expectPriorityChange(childID, 'BACKGROUND');
1.40 +
1.41 + // We wait until mozbrowserloadend before calling setVisible, because
1.42 + // setVisible isn't available until mozbrowser has loaded. In practice, that
1.43 + // means we can call setVisible once we've gotten /any/ mozbrowser event.
1.44 + iframe.setVisible(false);
1.45 + return p;
1.46 + }).then(function() {
1.47 + var p = expectPriorityChange(childID, 'FOREGROUND');
1.48 + iframe.setVisible(true);
1.49 + }).then(SimpleTest.finish);
1.50 +
1.51 + document.body.appendChild(iframe);
1.52 +}
1.53 +
1.54 +addEventListener('testready', runTest);
1.55 +
1.56 +</script>
1.57 +</body>
1.58 +</html>
