gecko-dev/browser/components/sessionstore/test/browser_old_favicon.js

45 строки
1.7 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Ensure that we can restore old style favicon and principals.
*/
add_task(async function test_label_and_icon() {
let helper = Cc["@mozilla.org/network/serialization-helper;1"].getService(Ci.nsISerializationHelper);
// Make sure that tabs are restored on demand as otherwise the tab will start
// loading immediately and override the icon.
await SpecialPowers.pushPrefEnv({
set: [["browser.sessionstore.restore_on_demand", true]],
});
// Create a new tab.
let tab = BrowserTestUtils.addTab(gBrowser, "http://www.example.com/browser/browser/components/sessionstore/test/empty.html");
let browser = tab.linkedBrowser;
await promiseBrowserLoaded(browser);
let contentPrincipal = browser.contentPrincipal;
let serializedPrincipal = helper.serializeToString(contentPrincipal);
// Retrieve the tab state.
await TabStateFlusher.flush(browser);
let state = JSON.parse(ss.getTabState(tab));
state.image = "http://www.example.com/favicon.ico";
state.iconLoadingPrincipal = serializedPrincipal;
BrowserTestUtils.removeTab(tab);
// Open a new tab to restore into.
tab = BrowserTestUtils.addTab(gBrowser, "about:blank");
ss.setTabState(tab, state);
await promiseTabRestoring(tab);
// Check that label and icon are set for the restoring tab.
is(gBrowser.getIcon(tab), "http://www.example.com/favicon.ico", "icon is set");
is(tab.getAttribute("image"), "http://www.example.com/favicon.ico", "tab image is set");
is(tab.getAttribute("iconloadingprincipal"), serializedPrincipal, "tab image loading principal is set");
// Cleanup.
BrowserTestUtils.removeTab(tab);
});