"use strict";

import { actionTypes as at } from "common/Actions.sys.mjs";
import { Dedupe } from "common/Dedupe.sys.mjs";
import { GlobalOverrider } from "test/unit/utils";
import injector from "inject!lib/HighlightsFeed.jsm";
import { Screenshots } from "lib/Screenshots.jsm";
import { LinksCache } from "lib/LinksCache.sys.mjs";

const FAKE_LINKS = new Array(20)
  .fill(null)
  .map((v, i) => ({ url: `http://www.site${i}.com` }));
const FAKE_IMAGE = "data123";

describe("Highlights Feed", () => {
  let HighlightsFeed;
  let SECTION_ID;
  let SYNC_BOOKMARKS_FINISHED_EVENT;
  let BOOKMARKS_RESTORE_SUCCESS_EVENT;
  let BOOKMARKS_RESTORE_FAILED_EVENT;
  let feed;
  let globals;
  let sandbox;
  let links;
  let fakeScreenshot;
  let fakeNewTabUtils;
  let filterAdultStub;
  let sectionsManagerStub;
  let downloadsManagerStub;
  let shortURLStub;
  let fakePageThumbs;

  beforeEach(() => {
    globals = new GlobalOverrider();
    sandbox = globals.sandbox;
    fakeNewTabUtils = {
      activityStreamLinks: {
        getHighlights: sandbox.spy(() => Promise.resolve(links)),
        deletePocketEntry: sandbox.spy(() => Promise.resolve({})),
        archivePocketEntry: sandbox.spy(() => Promise.resolve({})),
      },
      activityStreamProvider: {
        _processHighlights: sandbox.spy(l => l.slice(0, 1)),
      },
    };
    sectionsManagerStub = {
      onceInitialized: sinon.stub().callsFake(callback => callback()),
      enableSection: sinon.spy(),
      disableSection: sinon.spy(),
      updateSection: sinon.spy(),
      updateSectionCard: sinon.spy(),
      sections: new Map([["highlights", { id: "highlights" }]]),
    };
    downloadsManagerStub = sinon.stub().returns({
      getDownloads: () => [{ url: "https://site.com/download" }],
      onAction: sinon.spy(),
      init: sinon.spy(),
    });
    fakeScreenshot = {
      getScreenshotForURL: sandbox.spy(() => Promise.resolve(FAKE_IMAGE)),
      maybeCacheScreenshot: Screenshots.maybeCacheScreenshot,
      _shouldGetScreenshots: sinon.stub().returns(true),
    };
    filterAdultStub = {
      filter: sinon.stub().returnsArg(0),
    };
    shortURLStub = sinon
      .stub()
      .callsFake(site => site.url.match(/\/([^/]+)/)[1]);
    fakePageThumbs = {
      addExpirationFilter: sinon.stub(),
      removeExpirationFilter: sinon.stub(),
    };

    globals.set({
      NewTabUtils: fakeNewTabUtils,
      PageThumbs: fakePageThumbs,
      gFilterAdultEnabled: false,
      LinksCache,
      DownloadsManager: downloadsManagerStub,
      FilterAdult: filterAdultStub,
      Screenshots: fakeScreenshot,
    });
    ({
      HighlightsFeed,
      SECTION_ID,
      SYNC_BOOKMARKS_FINISHED_EVENT,
      BOOKMARKS_RESTORE_SUCCESS_EVENT,
      BOOKMARKS_RESTORE_FAILED_EVENT,
    } = injector({
      "lib/FilterAdult.jsm": { FilterAdult: filterAdultStub },
      "lib/ShortURL.jsm": { shortURL: shortURLStub },
      "lib/SectionsManager.jsm": { SectionsManager: sectionsManagerStub },
      "lib/Screenshots.jsm": { Screenshots: fakeScreenshot },
      "common/Dedupe.jsm": { Dedupe },
      "lib/DownloadsManager.jsm": { DownloadsManager: downloadsManagerStub },
    }));
    sandbox.spy(global.Services.obs, "addObserver");
    sandbox.spy(global.Services.obs, "removeObserver");
    feed = new HighlightsFeed();
    feed.store = {
      dispatch: sinon.spy(),
      getState() {
        return this.state;
      },
      state: {
        Prefs: {
          values: {
            "section.highlights.includePocket": false,
            "section.highlights.includeDownloads": false,
          },
        },
        TopSites: {
          initialized: true,
          rows: Array(12)
            .fill(null)
            .map((v, i) => ({ url: `http://www.topsite${i}.com` })),
        },
        Sections: [{ id: "highlights", initialized: false }],
      },
      subscribe: sinon.stub().callsFake(cb => {
        cb();
        return () => {};
      }),
    };
    links = FAKE_LINKS;
  });
  afterEach(() => {
    globals.restore();
  });

  describe("#init", () => {
    it("should create a HighlightsFeed", () => {
      assert.instanceOf(feed, HighlightsFeed);
    });
    it("should register a expiration filter", () => {
      assert.calledOnce(fakePageThumbs.addExpirationFilter);
    });
    it("should add the sync observer", () => {
      feed.onAction({ type: at.INIT });
      assert.calledWith(
        global.Services.obs.addObserver,
        feed,
        SYNC_BOOKMARKS_FINISHED_EVENT
      );
      assert.calledWith(
        global.Services.obs.addObserver,
        feed,
        BOOKMARKS_RESTORE_SUCCESS_EVENT
      );
      assert.calledWith(
        global.Services.obs.addObserver,
        feed,
        BOOKMARKS_RESTORE_FAILED_EVENT
      );
    });
    it("should call SectionsManager.onceInitialized on INIT", () => {
      feed.onAction({ type: at.INIT });
      assert.calledOnce(sectionsManagerStub.onceInitialized);
    });
    it("should enable its section", () => {
      feed.onAction({ type: at.INIT });
      assert.calledOnce(sectionsManagerStub.enableSection);
      assert.calledWith(sectionsManagerStub.enableSection, SECTION_ID);
    });
    it("should fetch highlights on postInit", () => {
      feed.fetchHighlights = sinon.spy();
      feed.postInit();
      assert.calledOnce(feed.fetchHighlights);
    });
    it("should hook up the store for the DownloadsManager", () => {
      feed.onAction({ type: at.INIT });
      assert.calledOnce(feed.downloadsManager.init);
    });
  });
  describe("#observe", () => {
    beforeEach(() => {
      feed.fetchHighlights = sinon.spy();
    });
    it("should fetch higlights when we are done a sync for bookmarks", () => {
      feed.observe(null, SYNC_BOOKMARKS_FINISHED_EVENT, "bookmarks");
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should fetch highlights after a successful import", () => {
      feed.observe(null, BOOKMARKS_RESTORE_SUCCESS_EVENT, "html");
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should fetch highlights after a failed import", () => {
      feed.observe(null, BOOKMARKS_RESTORE_FAILED_EVENT, "json");
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should not fetch higlights when we are doing a sync for something that is not bookmarks", () => {
      feed.observe(null, SYNC_BOOKMARKS_FINISHED_EVENT, "tabs");
      assert.notCalled(feed.fetchHighlights);
    });
    it("should not fetch higlights for other events", () => {
      feed.observe(null, "someotherevent", "bookmarks");
      assert.notCalled(feed.fetchHighlights);
    });
  });
  describe("#filterForThumbnailExpiration", () => {
    it("should pass rows.urls to the callback provided", () => {
      const rows = [{ url: "foo.com" }, { url: "bar.com" }];
      feed.store.state.Sections = [
        { id: "highlights", rows, initialized: true },
      ];
      const stub = sinon.stub();

      feed.filterForThumbnailExpiration(stub);

      assert.calledOnce(stub);
      assert.calledWithExactly(
        stub,
        rows.map(r => r.url)
      );
    });
    it("should include preview_image_url (if present) in the callback results", () => {
      const rows = [
        { url: "foo.com" },
        { url: "bar.com", preview_image_url: "bar.jpg" },
      ];
      feed.store.state.Sections = [
        { id: "highlights", rows, initialized: true },
      ];
      const stub = sinon.stub();

      feed.filterForThumbnailExpiration(stub);

      assert.calledOnce(stub);
      assert.calledWithExactly(stub, ["foo.com", "bar.com", "bar.jpg"]);
    });
    it("should pass an empty array if not initialized", () => {
      const rows = [{ url: "foo.com" }, { url: "bar.com" }];
      feed.store.state.Sections = [{ rows, initialized: false }];
      const stub = sinon.stub();

      feed.filterForThumbnailExpiration(stub);

      assert.calledOnce(stub);
      assert.calledWithExactly(stub, []);
    });
  });
  describe("#fetchHighlights", () => {
    const fetchHighlights = async options => {
      await feed.fetchHighlights(options);
      return sectionsManagerStub.updateSection.firstCall.args[1].rows;
    };
    it("should return early if TopSites are not initialised", async () => {
      sandbox.spy(feed.linksCache, "request");
      feed.store.state.TopSites.initialized = false;
      feed.store.state.Prefs.values["feeds.topsites"] = true;
      feed.store.state.Prefs.values["feeds.system.topsites"] = true;

      // Initially TopSites is uninitialised and fetchHighlights should return.
      await feed.fetchHighlights();

      assert.notCalled(fakeNewTabUtils.activityStreamLinks.getHighlights);
      assert.notCalled(feed.linksCache.request);
    });
    it("should return early if Sections are not initialised", async () => {
      sandbox.spy(feed.linksCache, "request");
      feed.store.state.TopSites.initialized = true;
      feed.store.state.Prefs.values["feeds.topsites"] = true;
      feed.store.state.Prefs.values["feeds.system.topsites"] = true;
      feed.store.state.Sections = [];

      await feed.fetchHighlights();

      assert.notCalled(fakeNewTabUtils.activityStreamLinks.getHighlights);
      assert.notCalled(feed.linksCache.request);
    });
    it("should fetch Highlights if TopSites are initialised", async () => {
      sandbox.spy(feed.linksCache, "request");
      // fetchHighlights should continue
      feed.store.state.TopSites.initialized = true;

      await feed.fetchHighlights();

      assert.calledOnce(feed.linksCache.request);
      assert.calledOnce(fakeNewTabUtils.activityStreamLinks.getHighlights);
    });
    it("should chronologically order highlight data types", async () => {
      links = [
        {
          url: "https://site0.com",
          type: "bookmark",
          bookmarkGuid: "1234",
          date_added: Date.now() - 80,
        }, // 3rd newest
        {
          url: "https://site1.com",
          type: "history",
          bookmarkGuid: "1234",
          date_added: Date.now() - 60,
        }, // append at the end
        {
          url: "https://site2.com",
          type: "history",
          date_added: Date.now() - 160,
        }, // append at the end
        {
          url: "https://site3.com",
          type: "history",
          date_added: Date.now() - 60,
        }, // append at the end
        { url: "https://site4.com", type: "pocket", date_added: Date.now() }, // newest highlight
        {
          url: "https://site5.com",
          type: "pocket",
          date_added: Date.now() - 100,
        }, // 4th newest
        {
          url: "https://site6.com",
          type: "bookmark",
          bookmarkGuid: "1234",
          date_added: Date.now() - 40,
        }, // 2nd newest
      ];
      const expectedChronological = [4, 6, 0, 5];
      const expectedHistory = [1, 2, 3];

      let highlights = await fetchHighlights();

      [...expectedChronological, ...expectedHistory].forEach((link, index) => {
        assert.propertyVal(
          highlights[index],
          "url",
          links[link].url,
          `highlight[${index}] should be link[${link}]`
        );
      });
    });
    it("should fetch Highlights if TopSites are not enabled", async () => {
      sandbox.spy(feed.linksCache, "request");
      feed.store.state.Prefs.values["feeds.system.topsites"] = false;

      await feed.fetchHighlights();

      assert.calledOnce(feed.linksCache.request);
      assert.calledOnce(fakeNewTabUtils.activityStreamLinks.getHighlights);
    });
    it("should fetch Highlights if TopSites are not shown on NTP", async () => {
      sandbox.spy(feed.linksCache, "request");
      feed.store.state.Prefs.values["feeds.topsites"] = false;

      await feed.fetchHighlights();

      assert.calledOnce(feed.linksCache.request);
      assert.calledOnce(fakeNewTabUtils.activityStreamLinks.getHighlights);
    });
    it("should add hostname and hasImage to each link", async () => {
      links = [{ url: "https://mozilla.org" }];

      const highlights = await fetchHighlights();

      assert.equal(highlights[0].hostname, "mozilla.org");
      assert.equal(highlights[0].hasImage, true);
    });
    it("should add an existing image if it exists to the link without calling fetchImage", async () => {
      links = [{ url: "https://mozilla.org", image: FAKE_IMAGE }];
      sinon.spy(feed, "fetchImage");

      const highlights = await fetchHighlights();

      assert.equal(highlights[0].image, FAKE_IMAGE);
      assert.notCalled(feed.fetchImage);
    });
    it("should call fetchImage with the correct arguments for new links", async () => {
      links = [
        {
          url: "https://mozilla.org",
          preview_image_url: "https://mozilla.org/preview.jog",
        },
      ];
      sinon.spy(feed, "fetchImage");

      await feed.fetchHighlights();

      assert.calledOnce(feed.fetchImage);
      const [arg] = feed.fetchImage.firstCall.args;
      assert.propertyVal(arg, "url", links[0].url);
      assert.propertyVal(arg, "preview_image_url", links[0].preview_image_url);
    });
    it("should not include any links already in Top Sites", async () => {
      links = [
        { url: "https://mozilla.org" },
        { url: "http://www.topsite0.com" },
        { url: "http://www.topsite1.com" },
        { url: "http://www.topsite2.com" },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights.length, 1);
      assert.equal(highlights[0].url, links[0].url);
    });
    it("should include bookmark but not history already in Top Sites", async () => {
      links = [
        { url: "http://www.topsite0.com", type: "bookmark" },
        { url: "http://www.topsite1.com", type: "history" },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights.length, 1);
      assert.equal(highlights[0].url, links[0].url);
    });
    it("should not include history of same hostname as a bookmark", async () => {
      links = [
        { url: "https://site.com/bookmark", type: "bookmark" },
        { url: "https://site.com/history", type: "history" },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights.length, 1);
      assert.equal(highlights[0].url, links[0].url);
    });
    it("should take the first history of a hostname", async () => {
      links = [
        { url: "https://site.com/first", type: "history" },
        { url: "https://site.com/second", type: "history" },
        { url: "https://other", type: "history" },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights.length, 2);
      assert.equal(highlights[0].url, links[0].url);
      assert.equal(highlights[1].url, links[2].url);
    });
    it("should take a bookmark, a pocket, and downloaded item of the same hostname", async () => {
      links = [
        { url: "https://site.com/bookmark", type: "bookmark" },
        { url: "https://site.com/pocket", type: "pocket" },
        { url: "https://site.com/download", type: "download" },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights.length, 3);
      assert.equal(highlights[0].url, links[0].url);
      assert.equal(highlights[1].url, links[1].url);
      assert.equal(highlights[2].url, links[2].url);
    });
    it("should includePocket pocket items when pref is true", async () => {
      feed.store.state.Prefs.values["section.highlights.includePocket"] = true;
      sandbox.spy(feed.linksCache, "request");
      await feed.fetchHighlights();

      assert.propertyVal(
        feed.linksCache.request.firstCall.args[0],
        "excludePocket",
        false
      );
    });
    it("should not includePocket pocket items when pref is false", async () => {
      sandbox.spy(feed.linksCache, "request");
      await feed.fetchHighlights();

      assert.propertyVal(
        feed.linksCache.request.firstCall.args[0],
        "excludePocket",
        true
      );
    });
    it("should not include downloads when includeDownloads pref is false", async () => {
      links = [
        { url: "https://site.com/bookmark", type: "bookmark" },
        { url: "https://site.com/pocket", type: "pocket" },
      ];

      // Check that we don't have the downloaded item in highlights
      const highlights = await fetchHighlights();
      assert.equal(highlights.length, 2);
      assert.equal(highlights[0].url, links[0].url);
      assert.equal(highlights[1].url, links[1].url);
    });
    it("should include downloads when includeDownloads pref is true", async () => {
      feed.store.state.Prefs.values[
        "section.highlights.includeDownloads"
      ] = true;
      links = [
        { url: "https://site.com/bookmark", type: "bookmark" },
        { url: "https://site.com/pocket", type: "pocket" },
      ];

      // Check that we did get the downloaded item in highlights
      const highlights = await fetchHighlights();
      assert.equal(highlights.length, 3);
      assert.equal(highlights[0].url, links[0].url);
      assert.equal(highlights[1].url, links[1].url);
      assert.equal(highlights[2].url, "https://site.com/download");

      assert.propertyVal(highlights[2], "type", "download");
    });
    it("should only take 1 download", async () => {
      feed.store.state.Prefs.values[
        "section.highlights.includeDownloads"
      ] = true;
      feed.downloadsManager.getDownloads = () => [
        { url: "https://site1.com/download" },
        { url: "https://site2.com/download" },
      ];
      links = [{ url: "https://site.com/bookmark", type: "bookmark" }];

      // Check that we did get the most single recent downloaded item in highlights
      const highlights = await fetchHighlights();
      assert.equal(highlights.length, 2);
      assert.equal(highlights[0].url, links[0].url);
      assert.equal(highlights[1].url, "https://site1.com/download");
    });
    it("should sort bookmarks, pocket, and downloads chronologically", async () => {
      feed.store.state.Prefs.values[
        "section.highlights.includeDownloads"
      ] = true;
      feed.downloadsManager.getDownloads = () => [
        {
          url: "https://site1.com/download",
          type: "download",
          date_added: Date.now(),
        },
      ];
      links = [
        {
          url: "https://site.com/bookmark",
          type: "bookmark",
          date_added: Date.now() - 10000,
        },
        {
          url: "https://site2.com/pocket",
          type: "pocket",
          date_added: Date.now() - 5000,
        },
        {
          url: "https://site3.com/visited",
          type: "history",
          date_added: Date.now(),
        },
      ];

      // Check that the higlights are ordered chronologically by their 'date_added'
      const highlights = await fetchHighlights();
      assert.equal(highlights.length, 4);
      assert.equal(highlights[0].url, "https://site1.com/download");
      assert.equal(highlights[1].url, links[1].url);
      assert.equal(highlights[2].url, links[0].url);
      assert.equal(highlights[3].url, links[2].url); // history item goes last
    });
    it("should set type to bookmark if there is a bookmarkGuid", async () => {
      feed.store.state.Prefs.values[
        "section.highlights.includeBookmarks"
      ] = true;
      links = [
        {
          url: "https://mozilla.org",
          type: "history",
          bookmarkGuid: "1234567890",
        },
      ];

      const highlights = await fetchHighlights();

      assert.equal(highlights[0].type, "bookmark");
    });
    it("should keep history type if there is a bookmarkGuid but don't include bookmarks", async () => {
      feed.store.state.Prefs.values[
        "section.highlights.includeBookmarks"
      ] = false;
      links = [
        {
          url: "https://mozilla.org",
          type: "history",
          bookmarkGuid: "1234567890",
        },
      ];

      const highlights = await fetchHighlights();

      assert.propertyVal(highlights[0], "type", "history");
    });
    it("should filter out adult pages", async () => {
      filterAdultStub.filter = sinon.stub().returns([]);
      const highlights = await fetchHighlights();

      // The stub filters out everything
      assert.calledOnce(filterAdultStub.filter);
      assert.equal(highlights.length, 0);
    });
    it("should not expose internal link properties", async () => {
      const highlights = await fetchHighlights();

      const internal = Object.keys(highlights[0]).filter(key =>
        key.startsWith("__")
      );
      assert.equal(internal.join(""), "");
    });
    it("should broadcast if feed is not initialized", async () => {
      links = [];
      await fetchHighlights();

      assert.calledOnce(sectionsManagerStub.updateSection);
      assert.calledWithExactly(
        sectionsManagerStub.updateSection,
        SECTION_ID,
        { rows: [] },
        true,
        undefined
      );
    });
    it("should broadcast if options.broadcast is true", async () => {
      links = [];
      feed.store.state.Sections[0].initialized = true;
      await fetchHighlights({ broadcast: true });

      assert.calledOnce(sectionsManagerStub.updateSection);
      assert.calledWithExactly(
        sectionsManagerStub.updateSection,
        SECTION_ID,
        { rows: [] },
        true,
        undefined
      );
    });
    it("should not broadcast if options.broadcast is false and initialized is true", async () => {
      links = [];
      feed.store.state.Sections[0].initialized = true;
      await fetchHighlights({ broadcast: false });

      assert.calledOnce(sectionsManagerStub.updateSection);
      assert.calledWithExactly(
        sectionsManagerStub.updateSection,
        SECTION_ID,
        { rows: [] },
        false,
        undefined
      );
    });
  });
  describe("#fetchImage", () => {
    const FAKE_URL = "https://mozilla.org";
    const FAKE_IMAGE_URL = "https://mozilla.org/preview.jpg";
    function fetchImage(page) {
      return feed.fetchImage(
        Object.assign({ __sharedCache: { updateLink() {} } }, page)
      );
    }
    it("should capture the image, if available", async () => {
      await fetchImage({
        preview_image_url: FAKE_IMAGE_URL,
        url: FAKE_URL,
      });

      assert.calledOnce(fakeScreenshot.getScreenshotForURL);
      assert.calledWith(fakeScreenshot.getScreenshotForURL, FAKE_IMAGE_URL);
    });
    it("should fall back to capturing a screenshot", async () => {
      await fetchImage({ url: FAKE_URL });

      assert.calledOnce(fakeScreenshot.getScreenshotForURL);
      assert.calledWith(fakeScreenshot.getScreenshotForURL, FAKE_URL);
    });
    it("should call SectionsManager.updateSectionCard with the right arguments", async () => {
      await fetchImage({
        preview_image_url: FAKE_IMAGE_URL,
        url: FAKE_URL,
      });

      assert.calledOnce(sectionsManagerStub.updateSectionCard);
      assert.calledWith(
        sectionsManagerStub.updateSectionCard,
        "highlights",
        FAKE_URL,
        { image: FAKE_IMAGE },
        true
      );
    });
    it("should not update the card with the image", async () => {
      const card = {
        preview_image_url: FAKE_IMAGE_URL,
        url: FAKE_URL,
      };

      await fetchImage(card);

      assert.notProperty(card, "image");
    });
  });
  describe("#uninit", () => {
    it("should disable its section", () => {
      feed.onAction({ type: at.UNINIT });
      assert.calledOnce(sectionsManagerStub.disableSection);
      assert.calledWith(sectionsManagerStub.disableSection, SECTION_ID);
    });
    it("should remove the expiration filter", () => {
      feed.onAction({ type: at.UNINIT });
      assert.calledOnce(fakePageThumbs.removeExpirationFilter);
    });
    it("should remove the sync and Places observers", () => {
      feed.onAction({ type: at.UNINIT });
      assert.calledWith(
        global.Services.obs.removeObserver,
        feed,
        SYNC_BOOKMARKS_FINISHED_EVENT
      );
      assert.calledWith(
        global.Services.obs.removeObserver,
        feed,
        BOOKMARKS_RESTORE_SUCCESS_EVENT
      );
      assert.calledWith(
        global.Services.obs.removeObserver,
        feed,
        BOOKMARKS_RESTORE_FAILED_EVENT
      );
    });
  });
  describe("#onAction", () => {
    it("should relay all actions to DownloadsManager.onAction", () => {
      let action = {
        type: at.COPY_DOWNLOAD_LINK,
        data: { url: "foo.png" },
        _target: {},
      };
      feed.onAction(action);
      assert.calledWith(feed.downloadsManager.onAction, action);
    });
    it("should fetch highlights on SYSTEM_TICK", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      feed.onAction({ type: at.SYSTEM_TICK });

      assert.calledOnce(feed.fetchHighlights);
      assert.calledWithExactly(feed.fetchHighlights, {
        broadcast: false,
        isStartup: false,
      });
    });
    it("should fetch highlights on PREF_CHANGED for include prefs", async () => {
      feed.fetchHighlights = sinon.spy();

      feed.onAction({
        type: at.PREF_CHANGED,
        data: { name: "section.highlights.includeBookmarks" },
      });

      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should not fetch highlights on PREF_CHANGED for other prefs", async () => {
      feed.fetchHighlights = sinon.spy();

      feed.onAction({
        type: at.PREF_CHANGED,
        data: { name: "section.topstories.pocketCta" },
      });

      assert.notCalled(feed.fetchHighlights);
    });
    it("should fetch highlights on PLACES_HISTORY_CLEARED", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      feed.onAction({ type: at.PLACES_HISTORY_CLEARED });
      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should fetch highlights on DOWNLOAD_CHANGED", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      feed.onAction({ type: at.DOWNLOAD_CHANGED });
      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should fetch highlights on PLACES_LINKS_CHANGED", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      sandbox.stub(feed.linksCache, "expire");

      feed.onAction({ type: at.PLACES_LINKS_CHANGED });
      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: false });
      assert.calledOnce(feed.linksCache.expire);
    });
    it("should fetch highlights on PLACES_LINK_BLOCKED", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      feed.onAction({ type: at.PLACES_LINK_BLOCKED });
      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: true });
    });
    it("should fetch highlights and expire the cache on PLACES_SAVED_TO_POCKET", async () => {
      await feed.fetchHighlights();
      feed.fetchHighlights = sinon.spy();
      sandbox.stub(feed.linksCache, "expire");

      feed.onAction({ type: at.PLACES_SAVED_TO_POCKET });
      assert.calledOnce(feed.fetchHighlights);
      assert.calledWith(feed.fetchHighlights, { broadcast: false });
      assert.calledOnce(feed.linksCache.expire);
    });
    it("should call fetchHighlights with broadcast false on TOP_SITES_UPDATED", () => {
      sandbox.stub(feed, "fetchHighlights");
      feed.onAction({ type: at.TOP_SITES_UPDATED });

      assert.calledOnce(feed.fetchHighlights);
      assert.calledWithExactly(feed.fetchHighlights, {
        broadcast: false,
        isStartup: false,
      });
    });
    it("should call fetchHighlights when deleting or archiving from Pocket", async () => {
      feed.fetchHighlights = sinon.spy();
      feed.onAction({
        type: at.POCKET_LINK_DELETED_OR_ARCHIVED,
        data: { pocket_id: 12345 },
      });

      assert.calledOnce(feed.fetchHighlights);
      assert.calledWithExactly(feed.fetchHighlights, { broadcast: true });
    });
  });
});
