import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

dom/media/test/test_bug495300.html

@@ -0,0 +1,63 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=495300
+-->
+
+<head>
+  <title>Bug 495300 - seeking to the end should behave as "ended"</title>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+  <script type="text/javascript" src="manifest.js"></script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=495300">Mozilla Bug 495300</a>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+var manager = new MediaTestManager;
+
+function filename(uri) {
+  return uri.substr(uri.lastIndexOf("/")+1);
+}
+
+function mediaEnded(event) {
+  ok(true, "Got expected 'ended' event: " + filename(event.target.currentSrc));
+
+  if (event.target._expectedDuration)
+    ok(Math.abs(event.target.currentTime - event.target._expectedDuration) < 0.1,
+       "currentTime equals duration: " + filename(event.target.currentSrc));
+
+  event.target.removeEventListener("ended", mediaEnded, false);
+  manager.finished(event.target.token);
+  removeNodeAndSource(event.target);
+}
+
+function mediaLoadedmetadata(event) {
+  event.target.currentTime = event.target.duration;
+  event.target.removeEventListener("loadedmetadata", mediaLoadedmetadata, false);
+}
+
+function startTest(test, token) {
+  var elemType = /^audio/.test(test.type) ? "audio" : "video";
+  var v1 = document.createElement(elemType);
+  v1.preload = "auto";
+
+  v1.src = test.name;
+  if (test.duration) {
+    v1._expectedDuration = test.duration;
+  }
+  v1.addEventListener("loadedmetadata", mediaLoadedmetadata, false);
+  v1.addEventListener("ended", mediaEnded, false);
+  v1.load();
+
+  v1.token = token;
+  manager.started(token);
+}
+
+manager.runTests(gSeekTests, startTest);
+
+</script>
+</pre>
+</body>
+</html>