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Test Info:
/* Any copyright is dedicated to the Public Domain.
const URL1 = URL + "#1";
const URL2 = URL + "#2";
const URL3 = URL + "#3";
const EXPIRATION_MIN_CHUNK_SIZE = 50;
const { PageThumbsExpiration } = ChromeUtils.importESModule(
);
add_task(async function thumbnails_expiration() {
// Create dummy URLs.
let dummyURLs = [];
for (let i = 0; i < EXPIRATION_MIN_CHUNK_SIZE + 10; i++) {
dummyURLs.push(URL + "#dummy" + i);
}
// Make sure our thumbnails aren't expired too early.
dontExpireThumbnailURLs([URL1, URL2, URL3].concat(dummyURLs));
// Create three thumbnails.
await createDummyThumbnail(URL1);
ok(thumbnailExists(URL1), "first thumbnail created");
await createDummyThumbnail(URL2);
ok(thumbnailExists(URL2), "second thumbnail created");
await createDummyThumbnail(URL3);
ok(thumbnailExists(URL3), "third thumbnail created");
// Remove the third thumbnail.
await expireThumbnails([URL1, URL2]);
ok(thumbnailExists(URL1), "first thumbnail still exists");
ok(thumbnailExists(URL2), "second thumbnail still exists");
ok(!thumbnailExists(URL3), "third thumbnail has been removed");
// Remove the second thumbnail.
await expireThumbnails([URL1]);
ok(thumbnailExists(URL1), "first thumbnail still exists");
ok(!thumbnailExists(URL2), "second thumbnail has been removed");
// Remove all thumbnails.
await expireThumbnails([]);
ok(!thumbnailExists(URL1), "all thumbnails have been removed");
// Create some more files than the min chunk size.
for (let url of dummyURLs) {
await createDummyThumbnail(url);
}
ok(dummyURLs.every(thumbnailExists), "all dummy thumbnails created");
// Expire thumbnails and expect 10 remaining.
await expireThumbnails([]);
let remainingURLs = dummyURLs.filter(thumbnailExists);
is(remainingURLs.length, 10, "10 dummy thumbnails remaining");
// Expire thumbnails again. All should be gone by now.
await expireThumbnails([]);
remainingURLs = remainingURLs.filter(thumbnailExists);
is(remainingURLs.length, 0, "no dummy thumbnails remaining");
});
function createDummyThumbnail(aURL) {
info("Creating dummy thumbnail for " + aURL);
let dummy = new Uint8Array(10);
for (let i = 0; i < 10; ++i) {
dummy[i] = i;
}
return PageThumbsStorage.writeData(aURL, dummy);
}
function expireThumbnails(aKeep) {
return PageThumbsExpiration.expireThumbnails(aKeep);
}