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Test Info:

<!DOCTYPE HTML>
<html>
<!--
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1375833</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
/**
* Test for Bug 1375833. It tests for 2 things in a normal reload -
* 1. Static frame history should not be dropped.
* 2. In a reload, docshell would parse the reloaded root document and
* genearate new child docshells, and then use the child offset
*/
let testWin = window.open("file_bug1375833.html");
let count = 0;
let webNav, shistory;
let frameDocShellId;
let chromeScript = null;
if (SpecialPowers.Services.appinfo.sessionHistoryInParent) {
chromeScript = SpecialPowers.loadChromeScript(() => {
/* eslint-env mozilla/chrome-script */
function doSend(message, fn) {
try {
sendAsyncMessage(message, {success: true, value: fn()});
} catch(_) {
sendAsyncMessage(message, {success: false});
}
}
addMessageListener("test1", id => {
doSend("test1", () => {
let sessionHistory = BrowsingContext.get(id).top.sessionHistory;
let entry = sessionHistory.getEntryAtIndex(sessionHistory.index);
let frameEntry = entry.GetChildAt(0);
return String(frameEntry.docshellID);
})
});
});
}
window.addEventListener("message", async e => {
switch (count++) {
case 0:
ok(e.data.endsWith("file_bug1375833-frame2.html"), "check location");
webNav = SpecialPowers.wrap(testWin)
.docShell
.QueryInterface(SpecialPowers.Ci.nsIWebNavigation);
shistory = webNav.sessionHistory;
is(shistory.count, 2, "check history length");
is(shistory.index, 1, "check history index");
frameDocShellId = String(getFrameDocShell().historyID);
ok(frameDocShellId, "sanity check for docshell ID");
testWin.location.reload();
break;
case 1: {
ok(e.data.endsWith("file_bug1375833-frame2.html"), "check location");
is(shistory.count, 4, "check history length");
is(shistory.index, 3, "check history index");
let newFrameDocShellId = String(getFrameDocShell().historyID);
ok(newFrameDocShellId, "sanity check for docshell ID");
is(newFrameDocShellId, frameDocShellId, "check docshell ID remains after reload");
if (!SpecialPowers.Services.appinfo.sessionHistoryInParent) {
let entry = shistory.legacySHistory.getEntryAtIndex(shistory.index);
let frameEntry = entry.GetChildAt(0);
is(String(frameEntry.docshellID), frameDocShellId, "check newly added shentry uses the same docshell ID");
} else {
let p = chromeScript.promiseOneMessage("test1");
chromeScript.sendAsyncMessage("test1", SpecialPowers.wrap(testWin).browsingContext.id);
let result = await p;
ok(result.success, "legacySHistory worked around ok");
is(result.value, frameDocShellId, "check newly added shentry uses the same docshell ID");
}
webNav.goBack();
break;
}
case 2:
ok(e.data.endsWith("file_bug1375833-frame1.html"), "check location");
is(shistory.count, 4, "check history length");
is(shistory.index, 2, "check history index");
webNav.goBack();
break;
case 3:
ok(e.data.endsWith("file_bug1375833-frame2.html"), "check location");
is(shistory.count, 4, "check history length");
is(shistory.index, 1, "check history index");
webNav.goBack();
break;
case 4:
ok(e.data.endsWith("file_bug1375833-frame1.html"), "check location");
is(shistory.count, 4, "check history length");
is(shistory.index, 0, "check history index");
if (chromeScript) {
chromeScript.destroy();
}
testWin.close();
SimpleTest.finish();
}
});
function getFrameDocShell() {
return SpecialPowers.wrap(testWin.window[0]).docShell;
}
</script>
</head>
<body>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</html>