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101 lines
3.3 KiB
HTML
101 lines
3.3 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test loading of the same resource in multiple elements</title>
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<script type="text/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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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.requestCompleteLog();
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var manager = new MediaTestManager;
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function cloneLoaded(event) {
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ok(true, "Clone loaded OK");
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var e = event.target;
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if (e._expectedDuration) {
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ok(Math.abs(e.duration - e._expectedDuration) < 0.1,
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"Clone " + e.currentSrc + " duration: " + e.duration + " expected: " + e._expectedDuration);
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}
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e.removeEventListener("loadeddata", cloneLoaded, false);
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removeNodeAndSource(e);
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manager.finished(e.token);
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}
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function tryClone(event) {
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var e = event.target;
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var clone = e.cloneNode(false);
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clone.token = e.token;
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// Log events for debugging.
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var events = ["suspend", "play", "canplay", "canplaythrough", "loadstart", "loadedmetadata",
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"loadeddata", "playing", "ended", "error", "stalled", "emptied", "abort",
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"waiting", "pause"];
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function logEvent(evt) {
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var e = evt.target;
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info(e.token + ": got " + evt.type);
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}
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events.forEach(function(e) {
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clone.addEventListener(e, logEvent, false);
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});
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if (e._expectedDuration) {
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ok(Math.abs(e.duration - e._expectedDuration) < 0.1,
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e.currentSrc + " duration: " + e.duration + " expected: " + e._expectedDuration);
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clone._expectedDuration = e._expectedDuration;
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}
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clone.addEventListener("loadeddata", cloneLoaded, false);
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clone.onloadstart = function(evt) {
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info("cloned " + evt.target.token + " start loading.");
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evt.target.onloadstart = null;
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// Since there is only one H264 decoder instance, we have to delete the
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// decoder of the original element for the cloned element to load. However,
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// we can't delete the decoder too early otherwise cloning decoder will
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// fail to kick in. We wait for 'loadstart' event of the cloned element to
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// know when the decoder is already cloned and we can delete the decoder of
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// the original element.
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removeNodeAndSource(e);
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}
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e.removeEventListener("loadeddata", tryClone, false);
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}
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// This test checks that loading the same URI twice in different elements at the same time
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// uses the same resource without doing another network fetch. One of the gCloneTests
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// uses dynamic_resource.sjs to return one resource on the first fetch and a different resource
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// on the second fetch. These resources have different lengths, so if the cloned element
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// does a network fetch it will get a resource with the wrong length and we get a test
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// failure.
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function initTest(test, token) {
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var elemType = /^audio/.test(test.type) ? "audio" : "video";
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var e = document.createElement(elemType);
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e.preload = "auto";
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if (e.canPlayType(test.type)) {
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e.src = test.name;
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if (test.duration) {
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e._expectedDuration = test.duration;
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}
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ok(true, "Trying to load " + test.name);
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e.addEventListener("loadeddata", tryClone, false);
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e.load();
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e.token = token;
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manager.started(token);
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}
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}
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manager.runTests(gCloneTests, initTest);
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</script>
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</pre>
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</body>
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</html>
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