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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=851485
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test for Bug 851485</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+ <script type="application/javascript">
+
+ /** Test for Bug 851485 **/
+
+SimpleTest.waitForExplicitFinish();
+SimpleTest.requestFlakyTimeout("untriaged");
+
+function delayedVerifyScroll(win) {
+ ok(win.scrollY > 3000);
+ SimpleTest.finish();
+}
+
+function verifyScroll(event) {
+ var win = event.target.defaultView;
+ win.onscroll = "";
+ setTimeout(function(){delayedVerifyScroll(win)},500)
+}
+
+function clickLink(link,win) {
+ win.document.body.offsetHeight;
+ synthesizeMouseAtCenter(link, {type: "mousedown"}, win);
+ synthesizeMouseAtCenter(link, {type: "mouseup"}, win);
+ sendMouseEvent({type: "click"}, link, win);
+}
+
+function verifyAfterLoad() {
+ var e = document.getElementsByTagName('iframe')[0];
+ var win = e.contentWindow;
+ if (win.location.hash != '') {
+ is(win.scrollY,500);
+ var link = win.document.getElementsByTagName('a')[0];
+ win.onscroll = verifyScroll;
+ clickLink(link,win);
+ return;
+ }
+}
+
+function runTest() {
+ var e = document.getElementsByTagName('iframe')[0];
+ var win = e.contentWindow;
+ if (win.location.hash != '') {
+ return;
+ }
+ win.location.hash='#anchor'
+ win.scrollTo(0,500);
+ e.setAttribute("onload","verifyAfterLoad()");
+ win.location.reload()
+}
+
+
+ </script>
+</head>
+<body>
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=851485">Mozilla Bug 851485</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+</div>
+<pre id="test">
+</pre>
+<iframe src="file_bug842853.html"></iframe>
+<script>
+
+</script>
+</body>
+</html>