1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/content/media/test/test_bug654550.html Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,84 @@
1.4 +<!DOCTYPE HTML>
1.5 +<html>
1.6 +<!--
1.7 +https://bugzilla.mozilla.org/show_bug.cgi?id=654550
1.8 +-->
1.9 +
1.10 +<head>
1.11 + <title>Test for Bug 654550</title>
1.12 + <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
1.13 + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
1.14 + <script type="text/javascript" src="manifest.js"></script>
1.15 +</head>
1.16 +<body>
1.17 +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=654550">Mozilla Bug 654550</a>
1.18 +<pre id="test">
1.19 +<script class="testbody" type="text/javascript">
1.20 +
1.21 + /* Test for Bug 654550 */
1.22 +
1.23 + // Parallel test must be disabled for media.video_stats.enabled is a global setting
1.24 + // to prevent the setting from changing unexpectedly in the middle of the test.
1.25 + PARALLEL_TESTS = 1;
1.26 + SimpleTest.waitForExplicitFinish();
1.27 + var manager = new MediaTestManager;
1.28 +
1.29 + function checkStats(v, aShouldBeEnabled) {
1.30 + if (aShouldBeEnabled) {
1.31 + ok(v.mozParsedFrames != 0,
1.32 + "At least one value should be different from 0 if stats are enabled");
1.33 + } else {
1.34 + ok(!v.mozParsedFrames,
1.35 + "mozParsedFrames should be 0 if stats are disabled");
1.36 + ok(!v.mozDecodedFrames,
1.37 + "mozDecodedFrames should be 0 if stats are disabled");
1.38 + ok(!v.mozPresentedFrames,
1.39 + "mozPresentedFrames should be 0 if stats are disabled");
1.40 + ok(!v.mozPaintedFrames,
1.41 + "mozPaintedFrames should be 0 if stats are disabled");
1.42 + }
1.43 +
1.44 + }
1.45 +
1.46 + function ontimeupdate_statsEnabled(event) {
1.47 + var v = event.target;
1.48 + v.removeEventListener('timeupdate', ontimeupdate_statsEnabled, false);
1.49 + checkStats(v, true);
1.50 + SpecialPowers.popPrefEnv(
1.51 + function() {
1.52 + v.addEventListener("timeupdate", ontimeupdate_statsDisabled);
1.53 + });
1.54 + }
1.55 +
1.56 + function ontimeupdate_statsDisabled(event) {
1.57 + var v = event.target;
1.58 + v.removeEventListener('timeupdate', ontimeupdate_statsDisabled, false);
1.59 + checkStats(v, false);
1.60 + removeNodeAndSource(v);
1.61 + manager.finished(v.token);
1.62 + }
1.63 +
1.64 + function startTest(test, token) {
1.65 + var v = document.createElement('video');
1.66 + v.token = token;
1.67 + v.src = test.name;
1.68 + // playback may reach the end before pref is changed for the duration is short
1.69 + // set 'loop' to true to keep playing so that we won't miss 'timeupdate' events
1.70 + v.loop = true;
1.71 + manager.started(token);
1.72 + SpecialPowers.pushPrefEnv({"set": [["media.video_stats.enabled", true]]},
1.73 + function() {
1.74 + v.play();
1.75 + v.addEventListener("timeupdate", ontimeupdate_statsEnabled);
1.76 + });
1.77 + }
1.78 +
1.79 + SpecialPowers.pushPrefEnv({"set": [["media.video_stats.enabled", false]]},
1.80 + function() {
1.81 + manager.runTests(gVideoTests, startTest);
1.82 + });
1.83 +
1.84 +</script>
1.85 +</pre>
1.86 +</body>
1.87 +</html>
