test_bug653741.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=653741

-->

<head>

  <title>Test for Bug 653741</title>

  <script src="/tests/SimpleTest/SimpleTest.js"></script>

  <script src="/tests/SimpleTest/WindowSnapshot.js"></script>

  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

</head>

<body>

<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=653741">Mozilla Bug 653741</a>

<script type="application/javascript">

/** Test for Bug 653741 */

SimpleTest.waitForExplicitFinish();

function childLoad() {

  // Spin the event loop so we leave the onload handler.

  SimpleTest.executeSoon(childLoad2);

function childLoad2() {

  let cw = $("iframe").contentWindow;

  // Save the Y offset.  For sanity's sake, make sure it's not 0, because we

  // should be at the bottom of the page!

  let origYOffset = Math.round(cw.pageYOffset);

  ok(origYOffset != 0, "Original Y offset is not 0.");

  // Scroll the iframe to the top, then navigate to #bottom again.

  cw.scrollTo(0, 0);

  // Our current location is #bottom, so this should scroll us down to the

  // bottom again.

  cw.location = cw.location + "";

  is(Math.round(cw.pageYOffset), origYOffset, "Correct offset after reloading page.");

  SimpleTest.finish();

</script>

<iframe height='100px' id='iframe' src='file_bug653741.html#bottom'></iframe>

</body>

</html>