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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=640387
-->
<head>
<title>Test for Bug 640387</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.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=640387">Mozilla Bug 640387</a>
<script type='application/javascript'>
SimpleTest.waitForExplicitFinish();
function* test() {
/* Spin the event loop so we get out of the onload handler. */
SimpleTest.executeSoon(function() { gGen.next(); });
yield undefined;
popup.history.pushState("", "", "#hash1");
popup.history.pushState("", "", "#hash2");
// Now the history looks like:
// file_bug640387.html
// file_bug640387.html#hash1
// file_bug640387.html#hash2 <-- current
// Going back should trigger a hashchange, which will wake us up from the
// yield.
popup.history.back();
yield undefined;
ok(true, "Got first hashchange.");
// Going back should wake us up again.
popup.history.back();
yield undefined;
ok(true, "Got second hashchange.");
// Now the history looks like:
// file_bug640387.html <-- current
// file_bug640387.html#hash1
// file_bug640387.html#hash2
// Going forward should trigger a hashchange.
popup.history.forward();
yield undefined;
ok(true, "Got third hashchange.");
// Now modify the history so it looks like:
// file_bug640387.html
// file_bug640387.html#hash1
// file_bug640387.html#hash1 <-- current
popup.history.pushState("", "", "#hash1");
// Now when we go back, we should not get a hashchange. Instead, wait for a
// popstate. We need to asynchronously go back because popstate is fired
// sync.
gHashchangeExpected = false;
gCallbackOnPopstate = true;
SimpleTest.executeSoon(function() { popup.history.back(); });
yield undefined;
ok(true, "Got popstate.");
gCallbackOnPopstate = false;
// Spin the event loop so hashchange has a chance to fire, if it's going to.
SimpleTest.executeSoon(function() { gGen.next(); });
yield undefined;
popup.close();
SimpleTest.finish();
}
var gGen = null;
function childLoad() {
gGen = test();
gGen.next();
}
var gHashchangeExpected = true;
function childHashchange() {
if (gHashchangeExpected) {
gGen.next();
} else {
ok(false, "Got hashchange when we weren't expecting one.");
}
}
var gCallbackOnPopstate = false;
function childPopstate() {
if (gCallbackOnPopstate) {
gGen.next();
}
}
/* We need to run this test in a popup, because navigating an iframe
* back/forwards tends to cause intermittent orange. */
var popup = window.open("file_bug640387.html");
/* Control now flows up to childLoad(), called once the popup loads. */
</script>
</body>
</html>
|
