firefox-main/browser/extensions/newtab/test/xpcshell/test_PictureOfTheDayFeed.js (file symbol)

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Test Info: Warnings

/* Any copyright is dedicated to the Public Domain.
"use strict";
ChromeUtils.defineESModuleGetters(this, {
PictureOfTheDayFeed:
});
const ENDPOINT =
const ENABLED_PREFS = {
"widgets.enabled": true,
"widgets.pictureOfTheDay.enabled": true,
"widgets.system.pictureOfTheDay.enabled": true,
"widgets.pictureOfTheDay.endpoint": ENDPOINT,
"discoverystream.endpoints": "https://merino.services.mozilla.com/",
"newtabWallpapers.enabled": true,
"newtabWallpapers.customWallpaper.enabled": true,
};
function makeFeed(sandbox, { prefs = {}, cache = {} } = {}) {
const proto = PictureOfTheDayFeed.prototype;
// Tests may build more than one feed per sandbox; only wrap the prototype
// once, then reset the return value for each feed.
if (!proto.PersistentCache.isSinonProxy) {
sandbox.stub(proto, "PersistentCache");
}
proto.PersistentCache.returns({
get: async () => cache,
set: sandbox.stub().resolves(),
});
const feed = new PictureOfTheDayFeed();
feed.store = {
dispatch: sandbox.spy(),
getState: () => ({ Prefs: { values: prefs } }),
};
return feed;
}
function findUpdate(feed) {
return feed.store.dispatch
.getCalls()
.find(c => c.args[0]?.type === actionTypes.PICTURE_OF_THE_DAY_UPDATE);
}
add_task(async function test_construction() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox);
Assert.strictEqual(feed.loaded, false, "not loaded initially");
Assert.strictEqual(feed.merino, null, "merino is null initially");
Assert.strictEqual(feed.currentImageUrl, "", "no current image initially");
sandbox.restore();
});
add_task(async function test_isEnabled() {
const sandbox = sinon.createSandbox();
Assert.ok(
makeFeed(sandbox, { prefs: ENABLED_PREFS }).isEnabled(),
"enabled when user + system prefs are true"
);
Assert.ok(
!makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"widgets.system.pictureOfTheDay.enabled": false,
},
}).isEnabled(),
"disabled when the system pref is false"
);
sandbox.restore();
});
add_task(async function test_getEndpoint_allowlist() {
const sandbox = sinon.createSandbox();
Assert.equal(
makeFeed(sandbox, { prefs: ENABLED_PREFS }).getEndpoint(),
ENDPOINT,
"returns an allowlisted endpoint"
);
Assert.equal(
makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"discoverystream.endpoints": "https://other.example.com/",
},
}).getEndpoint(),
null,
"rejects an endpoint not in the allowlist"
);
sandbox.restore();
});
add_task(async function test_isStale() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox);
Assert.ok(feed.isStale(null), "no lastUpdated is stale");
Assert.ok(!feed.isStale(Date.now()), "today is fresh");
Assert.ok(
feed.isStale(Date.now() - 2 * 24 * 60 * 60 * 1000),
"two days ago is stale"
);
sandbox.restore();
});
add_task(async function test_normalize() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox);
Assert.equal(feed.normalize(null), null, "null input -> null");
Assert.equal(feed.normalize({ title: "x" }), null, "no image -> null");
const picture = feed.normalize({
high_res_image_url: "https://img/hi.jpg",
thumbnail_image_url: "https://img/th.jpg",
title: "T",
description: "D",
published_date: "2026-06-30",
author: "Bruce Wayne",
license_label: "CC BY-SA 4.0",
});
Assert.equal(picture.imageUrl, "https://img/hi.jpg", "prefers high-res");
Assert.equal(picture.description, "D");
Assert.equal(picture.publishedDate, "2026-06-30", "maps the published date");
Assert.equal(
picture.sourceUrl,
"maps file_page to sourceUrl"
);
Assert.equal(picture.author, "Bruce Wayne", "maps the author");
Assert.equal(picture.licenseLabel, "CC BY-SA 4.0", "maps the license label");
Assert.equal(
picture.licenseUrl,
"maps license_link to licenseUrl"
);
const noAttribution = feed.normalize({
high_res_image_url: "https://img/hi.jpg",
});
Assert.equal(noAttribution.sourceUrl, "", "attribution fields default empty");
Assert.equal(noAttribution.author, "");
Assert.equal(noAttribution.licenseLabel, "");
Assert.equal(noAttribution.licenseUrl, "");
sandbox.restore();
});
add_task(async function test_fetch_caches_and_broadcasts() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, { prefs: ENABLED_PREFS });
feed.merino = {
fetchPictureOfTheDay: sandbox.stub().resolves({
data: { high_res_image_url: "https://img/hi.jpg", description: "D" },
error: null,
}),
};
await feed.fetch();
Assert.ok(feed.cache.set.calledWith("picture"), "caches the picture");
const update = findUpdate(feed);
Assert.ok(update, "broadcasts PICTURE_OF_THE_DAY_UPDATE");
Assert.equal(update.args[0].data.imageUrl, "https://img/hi.jpg");
Assert.equal(feed.currentImageUrl, "https://img/hi.jpg", "tracks the url");
sandbox.restore();
});
add_task(async function test_fetch_error_falls_back() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, { prefs: ENABLED_PREFS });
feed.merino = {
fetchPictureOfTheDay: sandbox
.stub()
.resolves({ data: null, error: "load_error" }),
};
await feed.fetch();
Assert.ok(!feed.cache.set.calledWith("picture"), "does not cache on error");
const update = findUpdate(feed);
Assert.equal(update.args[0].data.imageUrl, "", "broadcasts empty image");
Assert.equal(update.args[0].data.error, "load_error", "reports the error");
sandbox.restore();
});
add_task(async function test_setWallpaper_uploads_and_selects() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, { prefs: ENABLED_PREFS });
feed.currentImageUrl = "https://img/hi.jpg";
// setWallpaper records the current picture's published date, read from the
// PictureOfTheDay redux state.
feed.store.getState = () => ({
Prefs: { values: ENABLED_PREFS },
PictureOfTheDay: { publishedDate: "2026-07-01" },
});
const blob = new Blob(["fake"], { type: "image/jpeg" });
sandbox.stub(feed, "fetchImage").resolves({
ok: true,
headers: { get: () => "image/jpeg" },
blob: async () => blob,
});
await feed.setWallpaper();
const calls = feed.store.dispatch.getCalls();
const upload = calls.find(
c => c.args[0]?.type === actionTypes.WALLPAPER_UPLOAD
);
Assert.ok(upload, "dispatches WALLPAPER_UPLOAD");
Assert.ok(Blob.isInstance(upload.args[0].data.file), "uploads a Blob");
Assert.ok(
["dark", "light"].includes(upload.args[0].data.theme),
"uploads a valid theme"
);
Assert.ok(
!calls.some(c => c.args[0]?.data?.name === "newtabWallpapers.enabled"),
"does not force-enable the wallpaper feature"
);
Assert.ok(
calls.some(c => c.args[0]?.data?.name === "newtabWallpapers.wallpaper"),
"selects the custom wallpaper"
);
Assert.ok(
calls.some(
c =>
c.args[0]?.data?.name === "widgets.pictureOfTheDay.wallpaperActive" &&
c.args[0]?.data?.value === "2026-07-01"
),
"records the set picture's published date as the active wallpaper"
);
sandbox.restore();
});
add_task(async function test_setWallpaper_noop_without_image() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, { prefs: ENABLED_PREFS });
feed.currentImageUrl = "";
const fetchStub = sandbox.stub(feed, "fetchImage");
await feed.setWallpaper();
Assert.ok(fetchStub.notCalled, "does nothing when there is no picture");
sandbox.restore();
});
add_task(async function test_setWallpaper_ignores_non_image_response() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, { prefs: ENABLED_PREFS });
feed.currentImageUrl = "https://img/hi.jpg";
sandbox.stub(feed, "fetchImage").resolves({
ok: true,
headers: { get: () => "text/html" },
blob: async () => new Blob(["<html>"], { type: "text/html" }),
});
await feed.setWallpaper();
Assert.ok(
!feed.store.dispatch
.getCalls()
.some(c => c.args[0]?.type === actionTypes.WALLPAPER_UPLOAD),
"does not upload a non-image response"
);
sandbox.restore();
});
add_task(async function test_setWallpaper_throws_when_custom_disabled() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"newtabWallpapers.customWallpaper.enabled": false,
},
});
feed.currentImageUrl = "https://img/hi.jpg";
const fetchStub = sandbox.stub(feed, "fetchImage");
await Assert.rejects(
feed.setWallpaper(),
/custom wallpapers are disabled/,
"throws when custom wallpapers are disabled"
);
Assert.ok(fetchStub.notCalled, "does not fetch the image when disabled");
sandbox.restore();
});
add_task(async function test_setAsWallpaper_cleared_on_wallpaper_change() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"widgets.pictureOfTheDay.wallpaperActive": "2026-07-01",
"newtabWallpapers.wallpaper": "dark-landscape",
},
});
await feed.onAction({
type: actionTypes.PREF_CHANGED,
data: { name: "newtabWallpapers.wallpaper", value: "dark-landscape" },
});
Assert.ok(
feed.store.dispatch
.getCalls()
.some(
c =>
c.args[0]?.data?.name === "widgets.pictureOfTheDay.wallpaperActive" &&
c.args[0]?.data?.value === ""
),
"clears wallpaperActive when a non-custom wallpaper is selected"
);
sandbox.restore();
});
add_task(async function test_wallpaperActive_cleared_on_foreign_upload() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"widgets.pictureOfTheDay.wallpaperActive": "2026-07-01",
},
});
await feed.onAction({ type: actionTypes.WALLPAPER_UPLOAD, data: {} });
Assert.ok(
feed.store.dispatch
.getCalls()
.some(
c =>
c.args[0]?.data?.name === "widgets.pictureOfTheDay.wallpaperActive" &&
c.args[0]?.data?.value === ""
),
"clears wallpaperActive when the user uploads a different custom wallpaper"
);
sandbox.restore();
});
add_task(async function test_wallpaperActive_kept_on_own_upload() {
const sandbox = sinon.createSandbox();
const feed = makeFeed(sandbox, {
prefs: {
...ENABLED_PREFS,
"widgets.pictureOfTheDay.wallpaperActive": "2026-07-01",
},
});
feed.settingWallpaper = true;
await feed.onAction({ type: actionTypes.WALLPAPER_UPLOAD, data: {} });
Assert.ok(
!feed.store.dispatch
.getCalls()
.some(
c => c.args[0]?.data?.name === "widgets.pictureOfTheDay.wallpaperActive"
),
"does not clear wallpaperActive for the feed's own upload"
);
Assert.equal(
feed.settingWallpaper,
false,
"consumes the self-upload guard flag"
);
sandbox.restore();
});