/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
/*
* This test opens a private browsing window, then opens a content page in it
* that sets a favicon that is a data uri containing a svg file, which
* contains an image element that refers to a data uri containing a png image.
* This tests that we don't hit an assert when loading the png in the favicon
* in the parent process with this setup.
*/
function waitForLinkAvailable(browser, win) {
let resolve, reject;
let listener = {
onLinkIconAvailable(b, dataURI, iconURI) {
// Ignore icons for other browsers or empty icons.
if (browser !== b || !iconURI) {
return;
}
win.gBrowser.removeTabsProgressListener(listener);
resolve(iconURI);
},
};
let promise =
new Promise((res, rej) => {
resolve = res;
reject = rej;
win.gBrowser.addTabsProgressListener(listener);
});
promise.cancel = () => {
win.gBrowser.removeTabsProgressListener(listener);
reject();
};
return promise;
}
add_task(async
function test() {
function httpURL(filename) {
let chromeURL = getRootDirectory(gTestPath) + filename;
return chromeURL.replace(
"chrome://mochitests/content/",
"http://mochi.test:8888/"
);
}
let win = await BrowserTestUtils.openNewBrowserWindow({
private:
true });
const pageUrl = httpURL(
"helper1869938.html");
let tab = (win.gBrowser.selectedTab = BrowserTestUtils.addTab(
win.gBrowser,
"about:blank"
));
await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
let faviconPromise = waitForLinkAvailable(tab.linkedBrowser, win);
BrowserTestUtils.startLoadingURIString(tab.linkedBrowser, pageUrl);
await BrowserTestUtils.browserLoaded(tab.linkedBrowser);
await
new Promise(resolve => {
waitForFocus(resolve, win);
});
await faviconPromise;
// do a couple rafs here to ensure its loaded and displayed
await
new Promise(r => requestAnimationFrame(r));
await
new Promise(r => requestAnimationFrame(r));
await BrowserTestUtils.closeWindow(win);
win =
null;
tab =
null;
faviconPromise =
null;
ok(
true,
"we got here and didn't crash/assert");
});