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/* Any copyright is dedicated to the Public Domain.
"use strict";
const BASE_URL =
const ICON_URL = BASE_URL + "/moz.png";
// A small 1x1 PNG used as stand-in data when injecting stale icon associations
// directly into Places.
const STALE_FAVICON_DATA_URL =
"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAAAAAA6fptVAAAACklEQVQI12NgAAAAAgAB4iG8MwAAAABJRU5ErkJggg==";
registerCleanupFunction(async () => {
Services.cache2.clear();
await PlacesTestUtils.clearFavicons();
await PlacesUtils.history.clear();
});
async function countAssociations(pageURL) {
let db = await PlacesUtils.promiseDBConnection();
let rows = await db.execute(
`SELECT count(*) FROM moz_icons_to_pages itp
JOIN moz_pages_w_icons p ON p.id = itp.page_id
WHERE p.page_url = :url`,
{ url: pageURL }
);
return rows[0].getResultByIndex(0);
}
add_task(async function test_force_reload_clears_stale_icons() {
Services.cache2.clear();
const PAGE_URL = BASE_URL + "/file_force_reload_page.html?test=force";
const STALE_ICON_URL = BASE_URL + "/stale-icon.png";
let iconRequestCount = 0;
let observer = {
observe(subject) {
try {
if (subject.QueryInterface(Ci.nsIHttpChannel).URI.spec == ICON_URL) {
iconRequestCount++;
}
} catch (e) {}
},
};
Services.obs.addObserver(observer, "http-on-modify-request");
let faviconStoredPromise = PlacesTestUtils.waitForNotification(
"favicon-changed",
events => events.some(e => e.url == PAGE_URL)
);
await BrowserTestUtils.withNewTab(
{ gBrowser, url: PAGE_URL },
async browser => {
await faviconStoredPromise;
Assert.equal(iconRequestCount, 1, "Server should have been hit once");
// Inject a stale icon association into Places, simulating accumulated state.
await PlacesTestUtils.setFaviconForPage(
PAGE_URL,
STALE_ICON_URL,
STALE_FAVICON_DATA_URL
);
Assert.equal(
await countAssociations(PAGE_URL),
2,
"Should have 2 icon associations before force reload"
);
// Force reload: should clear stale icons and re-fetch from server.
let faviconChangedPromise = PlacesTestUtils.waitForNotification(
"favicon-changed",
events => events.some(e => e.url == PAGE_URL)
);
await BrowserTestUtils.reloadTab(gBrowser.getTabForBrowser(browser), {
bypassCache: true,
});
await faviconChangedPromise;
Assert.equal(
iconRequestCount,
2,
"Server should have been hit again on force reload (cache bypassed)"
);
Assert.equal(
await countAssociations(PAGE_URL),
1,
"Should only have 1 icon association after force reload"
);
let favicon = await PlacesUtils.favicons.getFaviconForPage(
Services.io.newURI(PAGE_URL)
);
Assert.equal(
favicon.uri.spec,
ICON_URL,
"Favicon should be the real icon, not the stale one"
);
}
).finally(() => {
Services.obs.removeObserver(observer, "http-on-modify-request");
});
});
add_task(async function test_regular_reload_preserves_icons() {
Services.cache2.clear();
const PAGE_URL = BASE_URL + "/file_force_reload_page.html?test=regular";
const EXTRA_ICON_URL = BASE_URL + "/extra-icon.png";
let faviconStoredPromise = PlacesTestUtils.waitForNotification(
"favicon-changed",
events => events.some(e => e.url == PAGE_URL)
);
await BrowserTestUtils.withNewTab(
{ gBrowser, url: PAGE_URL },
async browser => {
await faviconStoredPromise;
// Inject an extra icon association.
await PlacesTestUtils.setFaviconForPage(
PAGE_URL,
EXTRA_ICON_URL,
STALE_FAVICON_DATA_URL
);
Assert.equal(
await countAssociations(PAGE_URL),
2,
"Should have 2 icon associations before regular reload"
);
// Regular reload: should not clear icon associations.
let faviconChangedPromise = PlacesTestUtils.waitForNotification(
"favicon-changed",
events => events.some(e => e.url == PAGE_URL)
);
await BrowserTestUtils.reloadTab(gBrowser.getTabForBrowser(browser));
await faviconChangedPromise;
Assert.equal(
await countAssociations(PAGE_URL),
2,
"Regular reload should not clear icon associations"
);
}
);
});