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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Test that current inner window checks are correct after navigations/discards</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<iframe id="frame"></iframe>
<script type="application/javascript">
"use strict";
const TEST_FILE = "file_current_inner_window.html";
const BASE_PATH = location.pathname.replace(/[^\/]+$/, "");
let frame = document.getElementById("frame");
function loadInFrame(url) {
return new Promise(resolve => {
frame.addEventListener("load", resolve, { once: true });
frame.contentWindow.location = url;
});
}
add_task(async function() {
await loadInFrame(TEST_FILE);
// Store the check function from the window before we navigate. After that,
// its bare word property accesses will continue referring to the same inner
// window no matter how many times the frame navigates.
let check1 = frame.contentWindow.isCurrentWinnerWindow;
ok(check1(),
"Initial inner window should be current before we navigate away");
await loadInFrame(`http://example.com/${BASE_PATH}/${TEST_FILE}`);
ok(!check1(),
"Initial inner window should no longer be current after we navigate away");
await SpecialPowers.spawn(frame, [], () => {
Assert.ok(this.content.wrappedJSObject.isCurrentWinnerWindow(),
"Remote inner window should be current after before we navigate away");
});
await loadInFrame(TEST_FILE);
ok(!check1(),
"Initial inner window should still not be current after we back to current process");
let check2 = frame.contentWindow.isCurrentWinnerWindow;
ok(check2(),
"Second in-process inner window should be current before we remove the frame");
frame.remove();
ok(!check1(),
"Initial inner window should still not be current after we remove the frame");
ok(check2(),
"Second in-process inner window should still be current after we remove the frame");
});
</script>
</body>
</html>
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