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/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

const { Service } = ChromeUtils.importESModule(
  "resource://services-sync/service.sys.mjs"
);
const { PlacesTransactions } = ChromeUtils.importESModule(
  "resource://gre/modules/PlacesTransactions.sys.mjs"
);

let engine;
let store;
let tracker;

const DAY_IN_MS = 24 * 60 * 60 * 1000;

add_task(async function setup() {
  await Service.engineManager.switchAlternatives();
  engine = Service.engineManager.get("bookmarks");
  store = engine._store;
  tracker = engine._tracker;
});

// Test helpers.
async function verifyTrackerEmpty() {
  await PlacesTestUtils.promiseAsyncUpdates();
  let changes = await tracker.getChangedIDs();
  deepEqual(changes, {});
  equal(tracker.score, 0);
}

async function resetTracker() {
  await PlacesTestUtils.markBookmarksAsSynced();
  tracker.resetScore();
}

async function cleanup() {
  await engine.setLastSync(0);
  await store.wipe();
  await resetTracker();
  await tracker.stop();
}

// startTracking is a signal that the test wants to notice things that happen
// after this is called (ie, things already tracked should be discarded.)
async function startTracking() {
  engine._tracker.start();
  await PlacesTestUtils.markBookmarksAsSynced();
}

async function verifyTrackedItems(tracked) {
  await PlacesTestUtils.promiseAsyncUpdates();
  let changedIDs = await tracker.getChangedIDs();
  let trackedIDs = new Set(Object.keys(changedIDs));
  for (let guid of tracked) {
    ok(guid in changedIDs, `${guid} should be tracked`);
    ok(changedIDs[guid].modified > 0, `${guid} should have a modified time`);
    ok(changedIDs[guid].counter >= -1, `${guid} should have a change counter`);
    trackedIDs.delete(guid);
  }
  equal(
    trackedIDs.size,
    0,
    `Unhandled tracked IDs: ${JSON.stringify(Array.from(trackedIDs))}`
  );
}

async function verifyTrackedCount(expected) {
  await PlacesTestUtils.promiseAsyncUpdates();
  let changedIDs = await tracker.getChangedIDs();
  do_check_attribute_count(changedIDs, expected);
}

// A debugging helper that dumps the full bookmarks tree.
// Currently unused, but might come in handy
// eslint-disable-next-line no-unused-vars
async function dumpBookmarks() {
  let columns = [
    "id",
    "title",
    "guid",
    "syncStatus",
    "syncChangeCounter",
    "position",
  ];
  return PlacesUtils.promiseDBConnection().then(connection => {
    let all = [];
    return connection
      .executeCached(
        `SELECT ${columns.join(", ")} FROM moz_bookmarks;`,
        {},
        row => {
          let repr = {};
          for (let column of columns) {
            repr[column] = row.getResultByName(column);
          }
          all.push(repr);
        }
      )
      .then(() => {
        dump("All bookmarks:\n");
        dump(JSON.stringify(all, undefined, 2));
      });
  });
}

add_task(async function test_tracking() {
  _("Test starting and stopping the tracker");

  // Remove existing tracking information for roots.
  await startTracking();

  let folder = await PlacesUtils.bookmarks.insert({
    parentGuid: PlacesUtils.bookmarks.menuGuid,
    title: "Test Folder",
    type: PlacesUtils.bookmarks.TYPE_FOLDER,
  });

  // creating the folder should have made 2 changes - the folder itself and
  // the parent of the folder.
  await verifyTrackedCount(2);
  // Reset the changes as the rest of the test doesn't want to see these.
  await resetTracker();

  function createBmk() {
    return PlacesUtils.bookmarks.insert({
      parentGuid: folder.guid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
  }

  try {
    _("Tell the tracker to start tracking changes.");
    await startTracking();
    await createBmk();
    // We expect two changed items because the containing folder
    // changed as well (new child).
    await verifyTrackedCount(2);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);

    _("Notifying twice won't do any harm.");
    await createBmk();
    await verifyTrackedCount(3);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_tracker_sql_batching() {
  _(
    "Test tracker does the correct thing when it is forced to batch SQL queries"
  );

  const SQLITE_MAX_VARIABLE_NUMBER = 999;
  let numItems = SQLITE_MAX_VARIABLE_NUMBER * 2 + 10;

  await startTracking();

  let children = [];
  for (let i = 0; i < numItems; i++) {
    children.push({
      url: "https://example.org/" + i,
      title: "Sync Bookmark " + i,
    });
  }
  let inserted = await PlacesUtils.bookmarks.insertTree({
    guid: PlacesUtils.bookmarks.unfiledGuid,
    children: [
      {
        type: PlacesUtils.bookmarks.TYPE_FOLDER,
        children,
      },
    ],
  });

  Assert.equal(children.length, numItems);
  Assert.equal(inserted.length, numItems + 1);
  await verifyTrackedCount(numItems + 2); // The parent and grandparent are also tracked.
  await resetTracker();

  await PlacesUtils.bookmarks.remove(inserted[0]);
  await verifyTrackedCount(numItems + 2);

  await cleanup();
});

add_task(async function test_bookmarkAdded() {
  _("Items inserted via the synchronous bookmarks API should be tracked");

  try {
    await startTracking();

    _("Insert a folder using the sync API");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let syncFolder = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Sync Folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });
    await verifyTrackedItems(["menu", syncFolder.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);

    await resetTracker();
    await startTracking();

    _("Insert a bookmark using the sync API");
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let syncBmk = await PlacesUtils.bookmarks.insert({
      parentGuid: syncFolder.guid,
      url: "https://example.org/sync",
      title: "Sync Bookmark",
    });
    await verifyTrackedItems([syncFolder.guid, syncBmk.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_bookmarkAdded() {
  _("Items inserted via the asynchronous bookmarks API should be tracked");

  try {
    await startTracking();

    _("Insert a folder using the async API");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let asyncFolder = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Async Folder",
    });
    await verifyTrackedItems(["menu", asyncFolder.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);

    await resetTracker();
    await startTracking();

    _("Insert a bookmark using the async API");
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let asyncBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: asyncFolder.guid,
      url: "https://example.org/async",
      title: "Async Bookmark",
    });
    await verifyTrackedItems([asyncFolder.guid, asyncBmk.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);

    await resetTracker();
    await startTracking();

    _("Insert a separator using the async API");
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let asyncSep = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      index: asyncFolder.index,
    });
    await verifyTrackedItems(["menu", asyncSep.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemChanged() {
  _("Items updated using the asynchronous bookmarks API should be tracked");

  try {
    await tracker.stop();

    _("Insert a bookmark");
    let fxBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`Firefox GUID: ${fxBmk.guid}`);

    await startTracking();

    _("Update the bookmark using the async API");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.update({
      guid: fxBmk.guid,
      title: "Download Firefox",
      url: "https://www.mozilla.org/firefox",
      // PlacesUtils.bookmarks.update rejects last modified dates older than
      // the added date.
      lastModified: new Date(Date.now() + DAY_IN_MS),
    });

    await verifyTrackedItems([fxBmk.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 1);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemChanged_itemDates() {
  _("Changes to item dates should be tracked");

  try {
    await tracker.stop();

    _("Insert a bookmark");
    let fx_bm = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`Firefox GUID: ${fx_bm.guid}`);

    await startTracking();

    _("Reset the bookmark's added date, should not be tracked");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let dateAdded = new Date(Date.now() - DAY_IN_MS);
    await PlacesUtils.bookmarks.update({
      guid: fx_bm.guid,
      dateAdded,
    });
    await verifyTrackedCount(0);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges);

    await resetTracker();

    _(
      "Reset the bookmark's added date and another property, should be tracked"
    );
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    dateAdded = new Date();
    await PlacesUtils.bookmarks.update({
      guid: fx_bm.guid,
      dateAdded,
      title: "test",
    });
    await verifyTrackedItems([fx_bm.guid]);
    Assert.equal(tracker.score, 2 * SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 1);

    await resetTracker();

    _("Set the bookmark's last modified date");
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    let fx_id = await PlacesUtils.promiseItemId(fx_bm.guid);
    let dateModified = Date.now() * 1000;
    PlacesUtils.bookmarks.setItemLastModified(fx_id, dateModified);
    await verifyTrackedItems([fx_bm.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 1);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemTagged() {
  _("Items tagged using the synchronous API should be tracked");

  try {
    await tracker.stop();

    _("Create a folder");
    let folder = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Parent",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });
    _("Folder ID: " + folder);
    _("Folder GUID: " + folder.guid);

    _("Track changes to tags");
    let uri = CommonUtils.makeURI("http://getfirefox.com");
    let b = await PlacesUtils.bookmarks.insert({
      parentGuid: folder.guid,
      url: uri,
      title: "Get Firefox!",
    });
    _("New item is " + b);
    _("GUID: " + b.guid);

    await startTracking();

    _("Tag the item");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    PlacesUtils.tagging.tagURI(uri, ["foo"]);

    // bookmark should be tracked, folder should not be.
    await verifyTrackedItems([b.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 6);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemUntagged() {
  _("Items untagged using the synchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert tagged bookmarks");
    let uri = CommonUtils.makeURI("http://getfirefox.com");
    let fx1 = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: uri,
      title: "Get Firefox!",
    });
    // Different parent and title; same URL.
    let fx2 = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      url: uri,
      title: "Download Firefox",
    });
    PlacesUtils.tagging.tagURI(uri, ["foo"]);

    await startTracking();

    _("Remove the tag");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    PlacesUtils.tagging.untagURI(uri, ["foo"]);

    await verifyTrackedItems([fx1.guid, fx2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 4);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 5);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemUntagged() {
  _("Items untagged using the asynchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert tagged bookmarks");
    let fxBmk1 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let fxBmk2 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      url: "http://getfirefox.com",
      title: "Download Firefox",
    });
    let tag = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.tagsGuid,
      title: "some tag",
    });
    let fxTag = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: tag.guid,
      url: "http://getfirefox.com",
    });

    await startTracking();

    _("Remove the tag using the async bookmarks API");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.remove(fxTag.guid);

    await verifyTrackedItems([fxBmk1.guid, fxBmk2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 4);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 5);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemTagged() {
  _("Items tagged using the asynchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert untagged bookmarks");
    let folder1 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Folder 1",
    });
    let fxBmk1 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: folder1.guid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let folder2 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Folder 2",
    });
    // Different parent and title; same URL.
    let fxBmk2 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: folder2.guid,
      url: "http://getfirefox.com",
      title: "Download Firefox",
    });

    await startTracking();

    // This will change once tags are moved into a separate table (bug 424160).
    // We specifically test this case because Bookmarks.jsm updates tagged
    // bookmarks and notifies observers.
    _("Insert a tag using the async bookmarks API");
    let tag = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.tagsGuid,
      title: "some tag",
    });

    _("Tag an item using the async bookmarks API");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: tag.guid,
      url: "http://getfirefox.com",
    });

    await verifyTrackedItems([fxBmk1.guid, fxBmk2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 4);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 5);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemKeywordChanged() {
  _("Keyword changes via the asynchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert two bookmarks with the same URL");
    let fxBmk1 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let fxBmk2 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      url: "http://getfirefox.com",
      title: "Download Firefox",
    });

    await startTracking();

    _("Add a keyword for both items");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.keywords.insert({
      keyword: "the_keyword",
      url: "http://getfirefox.com",
      postData: "postData",
    });

    await verifyTrackedItems([fxBmk1.guid, fxBmk2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 2);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemKeywordDeleted() {
  _("Keyword deletions via the asynchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert two bookmarks with the same URL and keywords");
    let fxBmk1 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let fxBmk2 = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      url: "http://getfirefox.com",
      title: "Download Firefox",
    });
    await PlacesUtils.keywords.insert({
      keyword: "the_keyword",
      url: "http://getfirefox.com",
    });

    await startTracking();

    _("Remove the keyword");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.keywords.remove("the_keyword");

    await verifyTrackedItems([fxBmk1.guid, fxBmk2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 2);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_bookmarkAdded_filtered_root() {
  _("Items outside the change roots should not be tracked");

  try {
    await startTracking();

    _("Create a new root");
    let root = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.rootGuid,
      title: "New root",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });
    _(`New root GUID: ${root.guid}`);

    _("Insert a bookmark underneath the new root");
    let untrackedBmk = await PlacesUtils.bookmarks.insert({
      parentGuid: root.guid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });
    _(`New untracked bookmark GUID: ${untrackedBmk.guid}`);

    _("Insert a bookmark underneath the Places root");
    let rootBmk = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.rootGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`New Places root bookmark GUID: ${rootBmk.guid}`);

    _("New root and bookmark should be ignored");
    await verifyTrackedItems([]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemDeleted_filtered_root() {
  _("Deleted items outside the change roots should not be tracked");

  try {
    await tracker.stop();

    _("Insert a bookmark underneath the Places root");
    let rootBmk = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.rootGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`New Places root bookmark GUID: ${rootBmk.guid}`);

    await startTracking();

    await PlacesUtils.bookmarks.remove(rootBmk);

    await verifyTrackedItems([]);
    // We'll still increment the counter for the removed item.
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onPageAnnoChanged() {
  _("Page annotations should not be tracked");

  try {
    await tracker.stop();

    _("Insert a bookmark without an annotation");
    let pageURI = "http://getfirefox.com";
    await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: pageURI,
      title: "Get Firefox!",
    });

    await startTracking();

    _("Add a page annotation");
    await PlacesUtils.history.update({
      url: pageURI,
      annotations: new Map([[PlacesUtils.CHARSET_ANNO, "UTF-16"]]),
    });
    await verifyTrackedItems([]);
    Assert.equal(tracker.score, 0);
    await resetTracker();

    _("Remove the page annotation");
    await PlacesUtils.history.update({
      url: pageURI,
      annotations: new Map([[PlacesUtils.CHARSET_ANNO, null]]),
    });
    await verifyTrackedItems([]);
    Assert.equal(tracker.score, 0);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onFaviconChanged() {
  _("Favicon changes should not be tracked");

  try {
    await tracker.stop();

    let pageURI = CommonUtils.makeURI("http://getfirefox.com");
    let iconURI = CommonUtils.makeURI("http://getfirefox.com/icon");
    await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: pageURI,
      title: "Get Firefox!",
    });

    await PlacesTestUtils.addVisits(pageURI);

    await startTracking();

    _("Favicon annotations should be ignored");
    let iconURL =
      "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAA" +
      "AAAA6fptVAAAACklEQVQI12NgAAAAAgAB4iG8MwAAAABJRU5ErkJggg==";

    PlacesUtils.favicons.replaceFaviconDataFromDataURL(
      iconURI,
      iconURL,
      0,
      Services.scriptSecurityManager.getSystemPrincipal()
    );

    await new Promise(resolve => {
      PlacesUtils.favicons.setAndFetchFaviconForPage(
        pageURI,
        iconURI,
        true,
        PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
        (uri, dataLen, data, mimeType) => {
          resolve();
        },
        Services.scriptSecurityManager.getSystemPrincipal()
      );
    });
    await verifyTrackedItems([]);
    Assert.equal(tracker.score, 0);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemMoved_moveToFolder() {
  _("Items moved via `moveToFolder` should be tracked");

  try {
    await tracker.stop();

    await PlacesUtils.bookmarks.insertTree({
      guid: PlacesUtils.bookmarks.menuGuid,
      children: [
        {
          guid: "bookmarkAAAA",
          title: "A",
          url: "http://example.com/a",
        },
        {
          guid: "bookmarkBBBB",
          title: "B",
          url: "http://example.com/b",
        },
        {
          guid: "bookmarkCCCC",
          title: "C",
          url: "http://example.com/c",
        },
        {
          guid: "bookmarkDDDD",
          title: "D",
          url: "http://example.com/d",
        },
      ],
    });
    await PlacesUtils.bookmarks.insertTree({
      guid: PlacesUtils.bookmarks.toolbarGuid,
      children: [
        {
          guid: "bookmarkEEEE",
          title: "E",
          url: "http://example.com/e",
        },
      ],
    });

    await startTracking();

    _("Move (A B D) to the toolbar");
    await PlacesUtils.bookmarks.moveToFolder(
      ["bookmarkAAAA", "bookmarkBBBB", "bookmarkDDDD"],
      PlacesUtils.bookmarks.toolbarGuid,
      PlacesUtils.bookmarks.DEFAULT_INDEX
    );

    // Moving multiple bookmarks between two folders should track the old
    // folder, new folder, and moved bookmarks.
    await verifyTrackedItems([
      "menu",
      "toolbar",
      "bookmarkAAAA",
      "bookmarkBBBB",
      "bookmarkDDDD",
    ]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    await resetTracker();

    _("Reorder toolbar children: (D A B E)");
    await PlacesUtils.bookmarks.moveToFolder(
      ["bookmarkDDDD", "bookmarkAAAA", "bookmarkBBBB"],
      PlacesUtils.bookmarks.toolbarGuid,
      0
    );

    // Reordering bookmarks in a folder should only track the folder, not the
    // bookmarks.
    await verifyTrackedItems(["toolbar"]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemMoved_update() {
  _("Items moved via the asynchronous API should be tracked");

  try {
    await tracker.stop();

    await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let tbBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });

    await startTracking();

    _("Repositioning a bookmark should track the folder");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.update({
      guid: tbBmk.guid,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      index: 0,
    });
    await verifyTrackedItems(["menu"]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 1);
    await resetTracker();

    _("Reparenting a bookmark should track both folders and the bookmark");
    totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.update({
      guid: tbBmk.guid,
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      index: PlacesUtils.bookmarks.DEFAULT_INDEX,
    });
    await verifyTrackedItems(["menu", "toolbar", tbBmk.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 3);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemMoved_reorder() {
  _("Items reordered via the asynchronous API should be tracked");

  try {
    await tracker.stop();

    _("Insert out-of-order bookmarks");
    let fxBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`Firefox GUID: ${fxBmk.guid}`);

    let tbBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });
    _(`Thunderbird GUID: ${tbBmk.guid}`);

    let mozBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "https://mozilla.org",
      title: "Mozilla",
    });
    _(`Mozilla GUID: ${mozBmk.guid}`);

    await startTracking();

    _("Reorder bookmarks");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.reorder(PlacesUtils.bookmarks.menuGuid, [
      mozBmk.guid,
      fxBmk.guid,
      tbBmk.guid,
    ]);

    // We only track the folder if we reorder its children, but we should
    // bump the score for every changed item.
    await verifyTrackedItems(["menu"]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 1);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemDeleted_removeFolderTransaction() {
  _("Folders removed in a transaction should be tracked");

  try {
    await tracker.stop();

    _("Create a folder with two children");
    let folder = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "Test folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });
    _(`Folder GUID: ${folder.guid}`);
    let fx = await PlacesUtils.bookmarks.insert({
      parentGuid: folder.guid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`Firefox GUID: ${fx.guid}`);
    let tb = await PlacesUtils.bookmarks.insert({
      parentGuid: folder.guid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });
    _(`Thunderbird GUID: ${tb.guid}`);

    await startTracking();

    let txn = PlacesTransactions.Remove({ guid: folder.guid });
    // We haven't executed the transaction yet.
    await verifyTrackerEmpty();

    _("Execute the remove folder transaction");
    await txn.transact();
    await verifyTrackedItems(["menu", folder.guid, fx.guid, tb.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    await resetTracker();

    _("Undo the remove folder transaction");
    await PlacesTransactions.undo();

    await verifyTrackedItems(["menu", folder.guid, fx.guid, tb.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    await resetTracker();

    _("Redo the transaction");
    await PlacesTransactions.redo();
    await verifyTrackedItems(["menu", folder.guid, fx.guid, tb.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_treeMoved() {
  _("Moving an entire tree of bookmarks should track the parents");

  try {
    // Create a couple of parent folders.
    let folder1 = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      test: "First test folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });

    // A second folder in the first.
    let folder2 = await PlacesUtils.bookmarks.insert({
      parentGuid: folder1.guid,
      title: "Second test folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });

    // Create a couple of bookmarks in the second folder.
    await PlacesUtils.bookmarks.insert({
      parentGuid: folder2.guid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    await PlacesUtils.bookmarks.insert({
      parentGuid: folder2.guid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });

    await startTracking();

    // Move folder 2 to be a sibling of folder1.
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.update({
      guid: folder2.guid,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      index: 0,
    });

    // the menu and both folders should be tracked, the children should not be.
    await verifyTrackedItems(["menu", folder1.guid, folder2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 3);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemDeleted() {
  _("Bookmarks deleted via the synchronous API should be tracked");

  try {
    await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let tb = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });

    await startTracking();

    // Delete the last item - the item and parent should be tracked.
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.remove(tb);

    await verifyTrackedItems(["menu", tb.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemDeleted() {
  _("Bookmarks deleted via the asynchronous API should be tracked");

  try {
    await tracker.stop();

    let fxBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });

    await startTracking();

    _("Delete the first item");
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.remove(fxBmk.guid);

    await verifyTrackedItems(["menu", fxBmk.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 2);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_async_onItemDeleted_eraseEverything() {
  _("Erasing everything should track all deleted items");

  try {
    await tracker.stop();

    let fxBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.mobileGuid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    _(`Firefox GUID: ${fxBmk.guid}`);
    let tbBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.mobileGuid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });
    _(`Thunderbird GUID: ${tbBmk.guid}`);
    let mozBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "https://mozilla.org",
      title: "Mozilla",
    });
    _(`Mozilla GUID: ${mozBmk.guid}`);
    let mdnBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      url: "https://developer.mozilla.org",
      title: "MDN",
    });
    _(`MDN GUID: ${mdnBmk.guid}`);
    let bugsFolder = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
      title: "Bugs",
    });
    _(`Bugs folder GUID: ${bugsFolder.guid}`);
    let bzBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: bugsFolder.guid,
      url: "https://bugzilla.mozilla.org",
      title: "Bugzilla",
    });
    _(`Bugzilla GUID: ${bzBmk.guid}`);
    let bugsChildFolder = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
      parentGuid: bugsFolder.guid,
      title: "Bugs child",
    });
    _(`Bugs child GUID: ${bugsChildFolder.guid}`);
    let bugsGrandChildBmk = await PlacesUtils.bookmarks.insert({
      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
      parentGuid: bugsChildFolder.guid,
      url: "https://example.com",
      title: "Bugs grandchild",
    });
    _(`Bugs grandchild GUID: ${bugsGrandChildBmk.guid}`);

    await startTracking();
    // Simulate moving a synced item into a new folder. Deleting the folder
    // should write a tombstone for the item, but not the folder.
    await PlacesTestUtils.setBookmarkSyncFields({
      guid: bugsChildFolder.guid,
      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NEW,
    });
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.eraseEverything();

    // bugsChildFolder's sync status is still "NEW", so it shouldn't be
    // tracked. bugsGrandChildBmk is "NORMAL", so we *should* write a
    // tombstone and track it.
    await verifyTrackedItems([
      "menu",
      mozBmk.guid,
      mdnBmk.guid,
      "toolbar",
      bugsFolder.guid,
      "mobile",
      fxBmk.guid,
      tbBmk.guid,
      "unfiled",
      bzBmk.guid,
      bugsGrandChildBmk.guid,
    ]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 8);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 11);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});

add_task(async function test_onItemDeleted_tree() {
  _("Deleting a tree of bookmarks should track all items");

  try {
    // Create a couple of parent folders.
    let folder1 = await PlacesUtils.bookmarks.insert({
      parentGuid: PlacesUtils.bookmarks.menuGuid,
      title: "First test folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });

    // A second folder in the first.
    let folder2 = await PlacesUtils.bookmarks.insert({
      parentGuid: folder1.guid,
      title: "Second test folder",
      type: PlacesUtils.bookmarks.TYPE_FOLDER,
    });

    // Create a couple of bookmarks in the second folder.
    let fx = await PlacesUtils.bookmarks.insert({
      parentGuid: folder2.guid,
      url: "http://getfirefox.com",
      title: "Get Firefox!",
    });
    let tb = await PlacesUtils.bookmarks.insert({
      parentGuid: folder2.guid,
      url: "http://getthunderbird.com",
      title: "Get Thunderbird!",
    });

    await startTracking();

    // Delete folder2 - everything we created should be tracked.
    let totalSyncChanges = PlacesUtils.bookmarks.totalSyncChanges;
    await PlacesUtils.bookmarks.remove(folder2);

    await verifyTrackedItems([fx.guid, tb.guid, folder1.guid, folder2.guid]);
    Assert.equal(tracker.score, SCORE_INCREMENT_XLARGE * 3);
    Assert.equal(PlacesUtils.bookmarks.totalSyncChanges, totalSyncChanges + 4);
  } finally {
    _("Clean up.");
    await cleanup();
  }
});