Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
const { ImageTestUtils } = ChromeUtils.importESModule(
);
const TEST_ROOT =
const PAGE_URL = TEST_ROOT + "blank.html";
const ICON_URL = TEST_ROOT + "file_bug970276_favicon1.ico";
const ICON_DATAURI =
"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAABx0lEQVQ4T6WSMWsbQRCFP4EEKqTCBAwJpFkV+QGbStUh0igolVAjUohgzpUrBQ5cyFiFYCEuU/hQ4cJVVCblFfcDsj8gzZUJXGMEVwouzGrvYqGEBPJgudnZeW/e7F6D/0SjjjxWq1W5Xq85yTLQmvF4TL/fJwiCo1pBndxut+VgMABruQUsoIHYx4KbND0Scpu7u/vy7GzGu93OkYTwDLjScG3hO5AoRZ7nFEVxLNBsNkv5ikDVXZSshR/ACI2ZKKy1RFnG+SPnDSEvl0sWiwUfdztCf3DNvnPohaq8iMtYUz9OoyzLstvt8qIouNWg7b6gIghE7Km/E1kCqTFK/XLw5PLyoPuVjwUvgW+dDsPhkE+bjcs5J1rjHPR6PfdsIiBLCG8eiYjgZx+/iiIekgRtrRNxDpIkYTQa8b4oHEkOxKoQBVXui7+XkyjCJIZQh3sHrVaLdrvNTVEczC6k16enPM9z1GSCUgplEmJtubi4ZzZ726jvQP62eRAcWBeBc2/bGHPw/hXqZBRFZWIMX/3e3bwG86DIsuy3ZEF9kKZpOZ/PCa11Y1Tdxfpms/m7QAURSoPAxR86HabTKXEcH9VV+OPBv+In4P+u1zGvpjQAAAAASUVORK5CYII=";
const EMPTY_PAGE_URL = TEST_ROOT + "file_favicon_empty.html";
const EMPTY_ICON_URL = "about:blank";
add_task(async function () {
await BrowserTestUtils.withNewTab(
{ gBrowser, url: PAGE_URL },
async browser => {
let iconBox = gBrowser
.getTabForBrowser(browser)
.querySelector(".tab-icon-image");
await addContentLinkForIconUrl(ICON_URL, browser);
await ImageTestUtils.assertEqualImage(
window,
browser.mIconURL,
ICON_DATAURI,
"Favicon is correctly set."
);
// Give some time to ensure the icon is rendered.
/* eslint-disable mozilla/no-arbitrary-setTimeout */
await new Promise(resolve => setTimeout(resolve, 200));
let firstIconShotDataURL = TestUtils.screenshotArea(iconBox, window);
let browserLoaded = BrowserTestUtils.browserLoaded(
browser,
false,
EMPTY_PAGE_URL
);
BrowserTestUtils.startLoadingURIString(browser, EMPTY_PAGE_URL);
let iconChanged = waitForFavicon(browser, EMPTY_ICON_URL);
await Promise.all([browserLoaded, iconChanged]);
Assert.equal(browser.mIconURL, EMPTY_ICON_URL, "Favicon was changed.");
// Give some time to ensure the icon is rendered.
/* eslint-disable mozilla/no-arbitrary-setTimeout */
await new Promise(resolve => setTimeout(resolve, 200));
let secondIconShotDataURL = TestUtils.screenshotArea(iconBox, window);
Assert.notEqual(
firstIconShotDataURL,
secondIconShotDataURL,
"Check the first icon didn't persist as the second one is invalid"
);
}
);
});
async function addContentLinkForIconUrl(url, browser) {
let iconChanged = waitForFavicon(browser, url);
info("Adding <link> to: " + url);
await SpecialPowers.spawn(browser, [url], href => {
let doc = content.document;
let head = doc.head;
let link = doc.createElement("link");
link.rel = "icon";
link.href = href;
link.type = "image/png";
head.appendChild(link);
});
info("Awaiting icon change event for:" + url);
await iconChanged;
}