forked from mirrors/gecko-dev
42 lines
1.6 KiB
JavaScript
42 lines
1.6 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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const TEST_URL = "http://mochi.test:8888/browser/browser/base/content/test/general/file_favicon_change.html";
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add_task(async function() {
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let extraTab = gBrowser.selectedTab = BrowserTestUtils.addTab(gBrowser);
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extraTab.linkedBrowser.loadURI(TEST_URL);
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let tabLoaded = BrowserTestUtils.browserLoaded(extraTab.linkedBrowser);
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let expectedFavicon = "http://example.org/one-icon";
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let haveChanged = PromiseUtils.defer();
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let observer = new MutationObserver(function(mutations) {
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for (let mut of mutations) {
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if (mut.attributeName != "image") {
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continue;
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}
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let imageVal = extraTab.getAttribute("image").replace(/#.*$/, "");
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// Ignore chrome favicons set on the tab before the actual page load.
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if (!imageVal || !imageVal.startsWith("http://example.org/")) {
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// The value gets removed because it doesn't load.
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continue;
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}
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is(imageVal, expectedFavicon, "Favicon image should correspond to expected image.");
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haveChanged.resolve();
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}
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});
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observer.observe(extraTab, {attributes: true});
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await tabLoaded;
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await haveChanged.promise;
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haveChanged = PromiseUtils.defer();
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expectedFavicon = "http://example.org/other-icon";
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ContentTask.spawn(extraTab.linkedBrowser, null, function() {
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let ev = new content.CustomEvent("PleaseChangeFavicon", {});
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content.dispatchEvent(ev);
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});
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await haveChanged.promise;
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observer.disconnect();
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gBrowser.removeTab(extraTab);
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});
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