dom/browser-element/mochitest/priority/test_MultipleFrames.html

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 <!DOCTYPE HTML>
michael@0 2 <html>
michael@0 3 <!--
michael@0 4 Test that when we remove one of a process's frames from the DOM, the process's
michael@0 5 priority is recomputed.
michael@0 6 -->
michael@0 7 <head>
michael@0 8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
michael@0 9 <script type="application/javascript" src="../browserElementTestHelpers.js"></script>
michael@0 10 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
michael@0 11 </head>
michael@0 12 <body>
michael@0 13
michael@0 14 <script type="application/javascript;version=1.7">
michael@0 15 "use strict";
michael@0 16
michael@0 17 SimpleTest.waitForExplicitFinish();
michael@0 18 browserElementTestHelpers.setEnabledPref(true);
michael@0 19 browserElementTestHelpers.addPermission();
michael@0 20 browserElementTestHelpers.enableProcessPriorityManager();
michael@0 21
michael@0 22 function runTest() {
michael@0 23 var iframe = document.createElement('iframe');
michael@0 24 iframe.setAttribute('mozbrowser', true);
michael@0 25 iframe.src = 'file_MultipleFrames.html';
michael@0 26
michael@0 27 var childID = null;
michael@0 28 var iframe2;
michael@0 29 expectProcessCreated().then(function(chid) {
michael@0 30 childID = chid;
michael@0 31 return expectPriorityChange(childID, 'FOREGROUND');
michael@0 32 }).then(function() {
michael@0 33 return expectMozbrowserEvent(iframe, 'openwindow');
michael@0 34 }).then(function(e) {
michael@0 35 iframe2 = e.detail.frameElement;
michael@0 36 document.body.appendChild(iframe2);
michael@0 37 return expectMozbrowserEvent(iframe2, 'loadend');
michael@0 38 }).then(function() {
michael@0 39 // At this point, the child process has been set to FOREGROUND, and the popup
michael@0 40 // opened by file_MultipleFrames has finished loading.
michael@0 41 //
michael@0 42 // Now setVisible(false) the popup frame and remove the popup frame from the
michael@0 43 // DOM. This should cause the process to take on BACKGROUND priority.
michael@0 44 var p = expectPriorityChange(childID, 'BACKGROUND');
michael@0 45 iframe.setVisible(false);
michael@0 46 document.body.removeChild(iframe2);
michael@0 47 return p;
michael@0 48 }).then(SimpleTest.finish);
michael@0 49
michael@0 50 document.body.appendChild(iframe);
michael@0 51 }
michael@0 52
michael@0 53 addEventListener('testready', runTest);
michael@0 54 </script>
michael@0 55 </body>
michael@0 56 </html>

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