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https://gitlab.winehq.org/wine/wine-gecko.git
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103 lines
3.0 KiB
HTML
103 lines
3.0 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=462455
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-->
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<head>
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<title>Test for Bug 462455</title>
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<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=462455">Mozilla Bug 462455</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 462455 **/
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/** Tests case described in bug 462455 comment 22. **/
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var gLoadStartsCount = 0;
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var gAbortCount = 0;
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var gVolumeChanged = 0;
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var gEmptiedCount = 0;
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function errorHandler(e) {
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e.stopPropagation();
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}
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function abortHandler() {
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gAbortCount++;
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}
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function startHandler() {
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gLoadStartsCount++;
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}
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function loadedHandler() {
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is(gLoadStartsCount, 2, "Should have received 2 loadstarts.");
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is(gAbortCount, 0, "Shouldn't have aborted any loads");
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is(gVolumeChanged, 1, "Should have received volume changed");
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is(gEmptiedCount, 1, "EmptiedCount should be 1");
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gLoadStartsCount = 0;
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gAbortCount = 0;
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SimpleTest.finish();
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}
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function emptiedHandler() {
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gEmptiedCount++;
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}
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function volumeChangeHandler() {
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gVolumeChanged++;
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}
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function testEventOrder() {
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var v = document.createElement('video');
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v.addEventListener('error', errorHandler, false);
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v.addEventListener('abort', abortHandler, false);
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v.addEventListener('loadeddata', loadedHandler, false);
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v.addEventListener('loadstart', startHandler, false);
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v.addEventListener('volumechange', volumeChangeHandler, false);
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v.addEventListener('emptied', emptiedHandler, false);
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document.body.appendChild(v); // Queues implicit load. This should be silently cancelled by the next explicit load.
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var s = document.createElement("source");
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s.type = "bogus/type";
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s.src = "error-404.ogv";
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v.appendChild(s); // Will queue a load. This should be silently cancelled by the next explicit load.
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v.load(); // Explicit load. Will cancel queued loads. Expect loadstart, emptied, error events.
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v.muted = true; // Will queue a volumechanged event.
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// Load continues in background asynchronously.
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v.addEventListener('error',
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function (event) {
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event.stopPropagation();
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var s2 = document.createElement("source");
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s2.type = "application/ogg";
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s2.src = "320x240.ogv";
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v.appendChild(s2); // Will queue a load. Expect loadstart, loadeddata etc.
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// Should coalesce with the previous load, so there should be 1 load, and volume changed should arrive first.
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}, false);
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// First two implicit loads will run and silently cancel themselves some time after this function returns. Expect no events.
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// Then the volumechange event should run.
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// Then the third implicit load (for s2) should run and succeed. Expect loadstart and loadeddata events.
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}
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addLoadEvent(testEventOrder);
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SimpleTest.waitForExplicitFinish();
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</script>
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</pre>
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</body>
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</html>
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