2011-10-21 19:26:34 +04:00
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<!DOCTYPE HTML>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=646641
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-->
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<head>
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<title>Test for Bug 646641</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/WindowSnapshot.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=646641">Mozilla Bug 646641</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript;version=1.7">
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/** Test for Bug 646641 **/
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/*
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* In a popup (because navigating the main frame confuses Mochitest), do the
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* following:
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*
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* * Call history.pushState().
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* * Navigate to a new page.
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* * Go back two history entries.
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*
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* Check that we go back, we retrieve the document from bfcache.
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*/
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SimpleTest.waitForExplicitFinish();
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function debug(msg) {
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// Wrap dump so we can turn debug messages on and off easily.
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dump(msg + '\n');
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}
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var expectedLoadNum = -1;
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function childLoad(n) {
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if (n == expectedLoadNum) {
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debug('Got load ' + n);
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expectedLoadNum = -1;
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// Spin the event loop before calling gGen.next() so the generator runs
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// outside the onload handler. This prevents us from encountering all
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// sorts of docshell quirks.
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//
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// (I don't know why I need to wrap gGen.next() in a function, but it
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// throws an error otherwise.)
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setTimeout(function() { gGen.next() }, 0);
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}
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else {
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debug('Got unexpected load ' + n);
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ok(false, 'Got unexpected load ' + n);
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}
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}
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var expectedPageshowNum = -1;
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function childPageshow(n) {
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if (n == expectedPageshowNum) {
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debug('Got expected pageshow ' + n);
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expectedPageshowNum = -1;
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ok(true, 'Got expected pageshow ' + n);
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setTimeout(function() { gGen.next() }, 0);
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}
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else {
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debug('Got pageshow ' + n);
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}
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// Since a pageshow comes along with an onload, don't fail the test if we get
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// an unexpected pageshow.
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}
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function waitForLoad(n) {
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debug('Waiting for load ' + n);
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expectedLoadNum = n;
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}
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function waitForShow(n) {
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debug('Waiting for show ' + n);
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expectedPageshowNum = n;
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}
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function test() {
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var popup = window.open('data:text/html,' +
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'<html><body onload="opener.childLoad(1)" ' +
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'onpageshow="opener.childPageshow(1)">' +
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'Popup 1' +
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'</body></html>');
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waitForLoad(1);
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2013-07-11 01:52:26 +04:00
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yield undefined;
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2011-10-21 19:26:34 +04:00
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popup.history.pushState('', '', '');
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popup.location = 'data:text/html,<html><body onload="opener.childLoad(2)">Popup 2</body></html>';
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waitForLoad(2);
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2013-07-11 01:52:26 +04:00
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yield undefined;
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2011-10-21 19:26:34 +04:00
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// Now go back 2. The first page should be retrieved from bfcache.
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popup.history.go(-2);
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waitForShow(1);
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2013-07-11 01:52:26 +04:00
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yield undefined;
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2011-10-21 19:26:34 +04:00
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popup.close();
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SimpleTest.finish();
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// Yield once more so we don't throw a StopIteration exception.
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2013-07-11 01:52:26 +04:00
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yield undefined;
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2011-10-21 19:26:34 +04:00
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}
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var gGen = test();
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gGen.next();
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</script>
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</pre>
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</body>
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</html>
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