dom/browser-element/mochitest/priority/test_ExpectingSystemMessage.html@7e26c7da4463
dom/browser-element/mochitest/priority/test_ExpectingSystemMessage.html
Wed, 31 Dec 2014 06:55:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:50 +0100
- changeset 2
- 7e26c7da4463
- permissions
- -rw-r--r--
Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2
1 <!DOCTYPE HTML>
2 <html>
3 <!--
4 Test that a high-priority frame that's expecting a system message initially
5 gets priority FOREGROUND_HIGH.
6 -->
7 <head>
8 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
9 <script type="application/javascript" src="../browserElementTestHelpers.js"></script>
10 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
11 </head>
12 <body>
14 <script type="application/javascript;version=1.7">
15 "use strict";
17 SimpleTest.waitForExplicitFinish();
18 browserElementTestHelpers.setEnabledPref(true);
19 browserElementTestHelpers.addPermission();
20 browserElementTestHelpers.enableProcessPriorityManager();
21 SpecialPowers.addPermission("embed-apps", true, document);
23 function runTest() {
24 var iframe = document.createElement('iframe');
25 iframe.setAttribute('mozbrowser', true);
26 iframe.setAttribute('expecting-system-message', true);
27 iframe.setAttribute('mozapptype', 'critical');
28 iframe.setAttribute('mozapp', 'http://example.org/manifest.webapp');
30 iframe.src = browserElementTestHelpers.emptyPage1;
32 var childID = null;
33 expectOnlyOneProcessCreated().then(function(chid) {
34 childID = chid;
35 return expectPriorityChange(childID, 'FOREGROUND_HIGH');
36 }).then(function() {
37 // We go back to foreground when the wake lock taken on behalf of our new
38 // process times out.
39 return expectPriorityChange(childID, 'FOREGROUND');
40 }).then(SimpleTest.finish);
42 document.body.appendChild(iframe);
43 }
45 addEventListener('testready', function() {
46 // Cause the CPU wake lock taken on behalf of this new process to time out
47 // after 1s.
48 SpecialPowers.pushPrefEnv(
49 {set: [["dom.ipc.systemMessageCPULockTimeoutSec", 1]]},
50 runTest);
51 });
53 </script>
54 </body>
55 </html>
