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<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"?>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1474662
Test that the chromeOuterWindowID on the MessageManager interface
works, and that it properly updates when swapping frameloaders between
windows.
-->
<window title="Mozilla Bug 1474662"
xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"/>
<!-- test results are displayed in the html:body -->
<body xmlns="http://www.w3.org/1999/xhtml">
<a href="https://bugzilla.mozilla.org/show_bug.cgi?id=1474662"
target="_blank">Mozilla Bug 1474662</a>
</body>
<!-- test code goes here -->
<script type="application/javascript"><![CDATA[
SimpleTest.waitForExplicitFinish();
const {BrowserTestUtils} = ChromeUtils.importESModule(
"resource://testing-common/BrowserTestUtils.sys.mjs"
);
const BROWSER_DOC = "window_chromeOuterWindowID.xhtml";
const TEST_PAGE = "http://example.com";
const TEST_PAGE_2 = "http://example.com/browser";
function getOuterWindowID(win) {
return win.docShell.outerWindowID;
}
/**
* Takes two <xul:browser>'s that should be in the same document, and
* ensures that their frame script environments know the correct value
* of the host window's outerWindowID.
*/
async function ensureExpectedChromeOuterWindowIDs(browser1, browser2) {
is(browser1.ownerDocument, browser2.ownerDocument,
"Both browsers should belong to the same document.");
let winID = getOuterWindowID(browser1.ownerGlobal);
let getChildRootOuterId = browser => {
try {
return docShell.browserChild?.chromeOuterWindowID;
} catch(ex) { }
// Not a remote tab
return content.top.windowRoot.ownerGlobal.docShell.outerWindowID;
};
let browser1ID = await SpecialPowers.spawn(browser1, [], getChildRootOuterId);
let browser2ID = await SpecialPowers.spawn(browser2, [], getChildRootOuterId);
is(browser1ID, winID,
"Browser 1 frame script environment should have the correct chromeOuterWindowID");
is(browser2ID, winID,
"Browser 1 frame script environment should have the correct chromeOuterWindowID");
}
/**
* Opens up a BROWSER_DOC test window, and points each browser to a particular
* page.
*
* @param num (Number)
* An identifier number for this window. Mainly used as a suffix for the
* returned values.
* @param page (String)
* A URL to load in each <xul:browser>
* @returns Promise
* The Promise resolves with an object with the following properties:
*
* win<num>: a reference to the opened window
* remote<num>: a reference to the remote browser in the window
* nonRemote<num>: a reference to the non-remote browser in the window
*/
async function prepareWindow(num, page) {
let win = window.browsingContext.topChromeWindow.open(BROWSER_DOC, "bug1474662-" + num, "chrome,width=200,height=200");
await BrowserTestUtils.waitForEvent(win, "load");
let remote = win.document.getElementById("remote");
let nonRemote = win.document.getElementById("non-remote");
ok(remote && remote.isRemoteBrowser,
"Should have found a remote browser in test window " + num);
ok(nonRemote && !nonRemote.isRemoteBrowser,
"Should have found a non-remote browser in test window " + num);
BrowserTestUtils.startLoadingURIString(remote, page);
await BrowserTestUtils.browserLoaded(remote);
BrowserTestUtils.startLoadingURIString(nonRemote, page);
await BrowserTestUtils.browserLoaded(nonRemote);
let result = {};
result["win" + num] = win;
result["remote" + num] = remote;
result["nonRemote" + num] = nonRemote;
return result;
}
add_task(async () => {
let { win1, remote1, nonRemote1 } = await prepareWindow(1, TEST_PAGE);
let { win2, remote2, nonRemote2 } = await prepareWindow(2, TEST_PAGE_2);
let win1ID = getOuterWindowID(win1);
let win2ID = getOuterWindowID(win2);
// Quick sanity-test here - if something has gone horribly wrong
// and the windows have the same IDs, then the rest of this test
// is meaningless.
isnot(win1ID, win2ID,
"The windows should definitely have different IDs.");
await ensureExpectedChromeOuterWindowIDs(remote1, nonRemote1);
await ensureExpectedChromeOuterWindowIDs(remote2, nonRemote2);
// Swap the frameloaders! This doesn't swap the <browser> elements though,
// so what's expected is that the IDs should remain the same within
// the browsers despite the underlying content changing.
remote1.swapFrameLoaders(remote2);
nonRemote1.swapFrameLoaders(nonRemote2);
await ensureExpectedChromeOuterWindowIDs(remote1, nonRemote1);
await ensureExpectedChromeOuterWindowIDs(remote2, nonRemote2);
// Now swap them back.
remote1.swapFrameLoaders(remote2);
nonRemote1.swapFrameLoaders(nonRemote2);
await ensureExpectedChromeOuterWindowIDs(remote1, nonRemote1);
await ensureExpectedChromeOuterWindowIDs(remote2, nonRemote2);
await BrowserTestUtils.closeWindow(win1);
await BrowserTestUtils.closeWindow(win2);
});
]]></script>
</window>
|
