Adding upstream version 115.8.0esr.upstream/115.8.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

44 files changed, 10554 insertions, 0 deletions

diff --git a/toolkit/components/places/tests/bookmarks/bookmarks_long_tag.json b/toolkit/components/places/tests/bookmarks/bookmarks_long_tag.json
new file mode 100644
index 0000000000..25fef61eb2
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/bookmarks_long_tag.json
@@ -0,0 +1,55 @@
+{
+  "guid": "root________",
+  "index": 0,
+  "id": 1,
+  "type": "text/x-moz-place-container",
+  "dateAdded": 1554906792778,
+  "lastModified": 1554906792778,
+  "root": "placesRoot",
+  "children": [
+    {
+      "guid": "unfiled_____",
+      "index": 0,
+      "id": 2,
+      "type": "text/x-moz-place-container",
+      "dateAdded": 1554906792778,
+      "lastModified": 1554906792778,
+      "root": "unfiledBookmarksFolder",
+      "children": [
+        {
+          "guid": "___guid1____",
+          "index": 0,
+          "id": 3,
+          "charset": "UTF-16",
+          "tags": "tag0",
+          "type": "text/x-moz-place",
+          "dateAdded": 1554906792778,
+          "lastModified": 1554906792778,
+          "uri": "http://test0.com/"
+        },
+        {
+          "guid": "___guid2____",
+          "index": 1,
+          "id": 4,
+          "charset": "UTF-16",
+          "tags": "tag1,a0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789",
+          "type": "text/x-moz-place",
+          "dateAdded": 1554906792778,
+          "lastModified": 1554906792778,
+          "uri": "http://test1.com/"
+        },
+        {
+          "guid": "___guid3____",
+          "index": 2,
+          "id": 5,
+          "charset": "UTF-16",
+          "tags": "tag2",
+          "type": "text/x-moz-place",
+          "dateAdded": 1554906792778,
+          "lastModified": 1554906792778,
+          "uri": "http://test2.com/"
+        }
+      ]
+    }
+  ]
+}
diff --git a/toolkit/components/places/tests/bookmarks/head_bookmarks.js b/toolkit/components/places/tests/bookmarks/head_bookmarks.js
new file mode 100644
index 0000000000..e306b4080d
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/head_bookmarks.js
@@ -0,0 +1,150 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Import common head.
+{
+  /* import-globals-from ../head_common.js */
+  let commonFile = do_get_file("../head_common.js", false);
+  let uri = Services.io.newFileURI(commonFile);
+  Services.scriptloader.loadSubScript(uri.spec, this);
+}
+
+// Put any other stuff relative to this test folder below.
+
+function expectPlacesObserverNotifications(
+  types,
+  checkAllArgs = true,
+  skipDescendants = false
+) {
+  let notifications = [];
+  let listener = events => {
+    for (let event of events) {
+      switch (event.type) {
+        case "bookmark-added":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            parentId: event.parentId,
+            index: event.index,
+            url: event.url || undefined,
+            title: event.title,
+            dateAdded: new Date(event.dateAdded),
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            source: event.source,
+            isTagging: event.isTagging,
+          });
+          break;
+        case "bookmark-removed":
+          if (
+            !(
+              skipDescendants &&
+              event.isDescendantRemoval &&
+              !PlacesUtils.bookmarks.userContentRoots.includes(event.parentGuid)
+            )
+          ) {
+            if (checkAllArgs) {
+              notifications.push({
+                type: event.type,
+                id: event.id,
+                itemType: event.itemType,
+                parentId: event.parentId,
+                index: event.index,
+                url: event.url || null,
+                guid: event.guid,
+                parentGuid: event.parentGuid,
+                source: event.source,
+                isTagging: event.isTagging,
+              });
+            } else {
+              notifications.push({
+                type: event.type,
+                guid: event.guid,
+              });
+            }
+          }
+          break;
+        case "bookmark-moved":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            url: event.url,
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            source: event.source,
+            index: event.index,
+            oldParentGuid: event.oldParentGuid,
+            oldIndex: event.oldIndex,
+            isTagging: event.isTagging,
+          });
+          break;
+        case "bookmark-tags-changed":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            url: event.url,
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            tags: event.tags,
+            lastModified: new Date(event.lastModified),
+            source: event.source,
+            isTagging: event.isTagging,
+          });
+          break;
+        case "bookmark-time-changed":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            url: event.url,
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            dateAdded: new Date(event.dateAdded),
+            lastModified: new Date(event.lastModified),
+            source: event.source,
+            isTagging: event.isTagging,
+          });
+          break;
+        case "bookmark-title-changed":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            url: event.url,
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            title: event.title,
+            lastModified: new Date(event.lastModified),
+            source: event.source,
+            isTagging: event.isTagging,
+          });
+          break;
+        case "bookmark-url-changed":
+          notifications.push({
+            type: event.type,
+            id: event.id,
+            itemType: event.itemType,
+            url: event.url,
+            guid: event.guid,
+            parentGuid: event.parentGuid,
+            source: event.source,
+            isTagging: event.isTagging,
+            lastModified: new Date(event.lastModified),
+          });
+          break;
+      }
+    }
+  };
+  PlacesUtils.observers.addListener(types, listener);
+  return {
+    check(expectedNotifications) {
+      PlacesUtils.observers.removeListener(types, listener);
+      Assert.deepEqual(notifications, expectedNotifications);
+    },
+  };
+}
diff --git a/toolkit/components/places/tests/bookmarks/test_1016953-renaming-uncompressed.js b/toolkit/components/places/tests/bookmarks/test_1016953-renaming-uncompressed.js
new file mode 100644
index 0000000000..3f74430296
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_1016953-renaming-uncompressed.js
@@ -0,0 +1,119 @@
+/* Bug 1016953 - When a previous bookmark backup exists with the same hash
+regardless of date, an automatic backup should attempt to either rename it to
+today's date if the backup was for an old date or leave it alone if it was for
+the same date. However if the file ext was json it will accidentally rename it
+to jsonlz4 while keeping the json contents
+*/
+
+add_task(async function test_same_date_same_hash() {
+  // If old file has been created on the same date and has the same hash
+  // the file should be left alone
+  let backupFolder = await PlacesBackups.getBackupFolder();
+  // Save to profile dir to obtain hash and nodeCount to append to filename
+  let tempPath = PathUtils.join(
+    PathUtils.profileDir,
+    "bug10169583_bookmarks.json"
+  );
+  let { count, hash } = await BookmarkJSONUtils.exportToFile(tempPath);
+
+  // Save JSON file in backup folder with hash appended
+  let dateObj = new Date();
+  let filename =
+    "bookmarks-" +
+    PlacesBackups.toISODateString(dateObj) +
+    "_" +
+    count +
+    "_" +
+    hash +
+    ".json";
+  let backupFile = PathUtils.join(backupFolder, filename);
+  await IOUtils.move(tempPath, backupFile);
+
+  // Force a compressed backup which fallbacks to rename
+  await PlacesBackups.create();
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+  // check to ensure not renamed to jsonlz4
+  Assert.equal(mostRecentBackupFile, backupFile);
+  // inspect contents and check if valid json
+  info("Check is valid JSON");
+  // We initially wrote an uncompressed file, and although a backup was triggered
+  // it did not rewrite the file, so this is uncompressed.
+  await IOUtils.readJSON(mostRecentBackupFile);
+
+  // Cleanup
+  await IOUtils.remove(backupFile);
+  await IOUtils.remove(tempPath);
+  PlacesBackups._backupFiles = null; // To force re-cache of backupFiles
+});
+
+add_task(async function test_same_date_diff_hash() {
+  // If the old file has been created on the same date, but has a different hash
+  // the existing file should be overwritten with the newer compressed version
+  let backupFolder = await PlacesBackups.getBackupFolder();
+  let tempPath = PathUtils.join(
+    PathUtils.profileDir,
+    "bug10169583_bookmarks.json"
+  );
+  let { count } = await BookmarkJSONUtils.exportToFile(tempPath);
+  let dateObj = new Date();
+  let filename =
+    "bookmarks-" +
+    PlacesBackups.toISODateString(dateObj) +
+    "_" +
+    count +
+    "_differentHash==.json";
+  let backupFile = PathUtils.join(backupFolder, filename);
+  await IOUtils.move(tempPath, backupFile);
+  await PlacesBackups.create(); // Force compressed backup
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+
+  // Decode lz4 compressed file to json and check if json is valid
+  info("Check is valid JSON");
+  await IOUtils.readJSON(mostRecentBackupFile, { decompress: true });
+
+  // Cleanup
+  await IOUtils.remove(mostRecentBackupFile);
+  await IOUtils.remove(tempPath);
+  PlacesBackups._backupFiles = null; // To force re-cache of backupFiles
+});
+
+add_task(async function test_diff_date_same_hash() {
+  // If the old file has been created on an older day but has the same hash
+  // it should be renamed with today's date without altering the contents.
+  let backupFolder = await PlacesBackups.getBackupFolder();
+  let tempPath = PathUtils.join(
+    PathUtils.profileDir,
+    "bug10169583_bookmarks.json"
+  );
+  let { count, hash } = await BookmarkJSONUtils.exportToFile(tempPath);
+  let oldDate = new Date(2014, 1, 1);
+  let curDate = new Date();
+  let oldFilename =
+    "bookmarks-" +
+    PlacesBackups.toISODateString(oldDate) +
+    "_" +
+    count +
+    "_" +
+    hash +
+    ".json";
+  let newFilename =
+    "bookmarks-" +
+    PlacesBackups.toISODateString(curDate) +
+    "_" +
+    count +
+    "_" +
+    hash +
+    ".json";
+  let backupFile = PathUtils.join(backupFolder, oldFilename);
+  let newBackupFile = PathUtils.join(backupFolder, newFilename);
+  await IOUtils.move(tempPath, backupFile);
+
+  // Ensure file has been renamed correctly
+  await PlacesBackups.create();
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+  Assert.equal(mostRecentBackupFile, newBackupFile);
+
+  // Cleanup
+  await IOUtils.remove(mostRecentBackupFile);
+  await IOUtils.remove(tempPath);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_1017502-bookmarks_foreign_count.js b/toolkit/components/places/tests/bookmarks/test_1017502-bookmarks_foreign_count.js
new file mode 100644
index 0000000000..47955a4ea4
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_1017502-bookmarks_foreign_count.js
@@ -0,0 +1,117 @@
+/* -*- tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Bug 1017502 - Add a foreign_count column to moz_places
+This tests, tests the triggers that adjust the foreign_count when a bookmark is
+added or removed and also the maintenance task to fix wrong counts.
+*/
+
+const T_URI = Services.io.newURI(
+  "https://www.mozilla.org/firefox/nightly/firstrun/"
+);
+
+async function getForeignCountForURL(conn, url) {
+  await PlacesTestUtils.promiseAsyncUpdates();
+  url = url instanceof Ci.nsIURI ? url.spec : url;
+  let rows = await conn.executeCached(
+    `SELECT foreign_count FROM moz_places WHERE url_hash = hash(:t_url)
+                                            AND url = :t_url`,
+    { t_url: url }
+  );
+  return rows[0].getResultByName("foreign_count");
+}
+
+add_task(async function add_remove_change_bookmark_test() {
+  let conn = await PlacesUtils.promiseDBConnection();
+
+  // Simulate a visit to the url
+  await PlacesTestUtils.addVisits(T_URI);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 0);
+
+  // Add 1st bookmark which should increment foreign_count by 1
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "First Run",
+    url: T_URI,
+  });
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 1);
+
+  // Add 2nd bookmark
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: "First Run",
+    url: T_URI,
+  });
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 2);
+
+  // Remove 2nd bookmark which should decrement foreign_count by 1
+  await PlacesUtils.bookmarks.remove(bm2);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 1);
+
+  // Change first bookmark's URI
+  const URI2 = Services.io.newURI("http://www.mozilla.org");
+  bm1.url = URI2;
+  bm1 = await PlacesUtils.bookmarks.update(bm1);
+  // Check foreign count for original URI
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 0);
+  // Check foreign count for new URI
+  Assert.equal(await getForeignCountForURL(conn, URI2), 1);
+
+  // Cleanup - Remove changed bookmark
+  await PlacesUtils.bookmarks.remove(bm1);
+  Assert.equal(await getForeignCountForURL(conn, URI2), 0);
+});
+
+add_task(async function maintenance_foreign_count_test() {
+  let conn = await PlacesUtils.promiseDBConnection();
+
+  // Simulate a visit to the url
+  await PlacesTestUtils.addVisits(T_URI);
+
+  // Adjust the foreign_count for the added entry to an incorrect value
+  await new Promise(resolve => {
+    let stmt = DBConn().createAsyncStatement(
+      `UPDATE moz_places SET foreign_count = 10 WHERE url_hash = hash(:t_url)
+                                                  AND url = :t_url `
+    );
+    stmt.params.t_url = T_URI.spec;
+    stmt.executeAsync({
+      handleCompletion() {
+        resolve();
+      },
+    });
+    stmt.finalize();
+  });
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 10);
+
+  // Run maintenance
+  const { PlacesDBUtils } = ChromeUtils.importESModule(
+    "resource://gre/modules/PlacesDBUtils.sys.mjs"
+  );
+  await PlacesDBUtils.maintenanceOnIdle();
+
+  // Check if the foreign_count has been adjusted to the correct value
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 0);
+});
+
+add_task(async function add_remove_tags_test() {
+  let conn = await PlacesUtils.promiseDBConnection();
+
+  await PlacesTestUtils.addVisits(T_URI);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 0);
+
+  // Check foreign count incremented by 1 for a single tag
+  PlacesUtils.tagging.tagURI(T_URI, ["test tag"]);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 1);
+
+  // Check foreign count is incremented by 2 for two tags
+  PlacesUtils.tagging.tagURI(T_URI, ["one", "two"]);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 3);
+
+  // Check foreign count is set to 0 when all tags are removed
+  PlacesUtils.tagging.untagURI(T_URI, ["test tag", "one", "two"]);
+  Assert.equal(await getForeignCountForURL(conn, T_URI), 0);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_1129529.js b/toolkit/components/places/tests/bookmarks/test_1129529.js
new file mode 100644
index 0000000000..8fa4731823
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_1129529.js
@@ -0,0 +1,24 @@
+// Test that importing bookmark data where a bookmark has a tag longer than 100
+// chars imports everything except the tags for that bookmark.
+add_task(async function () {
+  let bookmarksFile = PathUtils.join(
+    do_get_cwd().path,
+    "bookmarks_long_tag.json"
+  );
+  let bookmarksUrl = PathUtils.toFileURI(bookmarksFile);
+
+  await BookmarkJSONUtils.importFromURL(bookmarksUrl);
+
+  let [bookmarks] = await PlacesBackups.getBookmarksTree();
+  let unsortedBookmarks = bookmarks.children[2].children;
+  Assert.equal(unsortedBookmarks.length, 3);
+
+  for (let i = 0; i < unsortedBookmarks.length; ++i) {
+    let bookmark = unsortedBookmarks[i];
+    Assert.equal(bookmark.charset, "UTF-16");
+    Assert.equal(bookmark.dateAdded, 1554906792000);
+    Assert.equal(bookmark.lastModified, 1554906792000);
+    Assert.equal(bookmark.uri, `http://test${i}.com/`);
+    Assert.equal(bookmark.tags, `tag${i}`);
+  }
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_384228.js b/toolkit/components/places/tests/bookmarks/test_384228.js
new file mode 100644
index 0000000000..0db46353b7
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_384228.js
@@ -0,0 +1,93 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * test querying for bookmarks in multiple folders.
+ */
+add_task(async function search_bookmark_in_folder() {
+  let testFolder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "bug 384228 test folder 1",
+  });
+  Assert.equal(testFolder1.index, 0);
+
+  let testFolder2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "bug 384228 test folder 2",
+  });
+  Assert.equal(testFolder2.index, 1);
+
+  let testFolder3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "bug 384228 test folder 3",
+  });
+  Assert.equal(testFolder3.index, 2);
+
+  let b1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder1.guid,
+    url: "http://foo.tld/",
+    title: "title b1 (folder 1)",
+  });
+  Assert.equal(b1.index, 0);
+
+  let b2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder1.guid,
+    url: "http://foo.tld/",
+    title: "title b2 (folder 1)",
+  });
+  Assert.equal(b2.index, 1);
+
+  let b3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder2.guid,
+    url: "http://foo.tld/",
+    title: "title b3 (folder 2)",
+  });
+  Assert.equal(b3.index, 0);
+
+  let b4 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder3.guid,
+    url: "http://foo.tld/",
+    title: "title b4 (folder 3)",
+  });
+  Assert.equal(b4.index, 0);
+
+  // also test recursive search
+  let testFolder1_1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder1.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "bug 384228 test folder 1.1",
+  });
+  Assert.equal(testFolder1_1.index, 2);
+
+  let b5 = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder1_1.guid,
+    url: "http://foo.tld/",
+    title: "title b5 (folder 1.1)",
+  });
+  Assert.equal(b5.index, 0);
+
+  // query folder 1, folder 2 and get 4 bookmarks
+  let hs = PlacesUtils.history;
+  let options = hs.getNewQueryOptions();
+  let query = hs.getNewQuery();
+  query.searchTerms = "title";
+  options.queryType = options.QUERY_TYPE_BOOKMARKS;
+  query.setParents([testFolder1.guid, testFolder2.guid]);
+  let rootNode = hs.executeQuery(query, options).root;
+  rootNode.containerOpen = true;
+
+  // should not match item from folder 3
+  Assert.equal(rootNode.childCount, 4);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b1.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b3.guid);
+  Assert.equal(rootNode.getChild(3).bookmarkGuid, b5.guid);
+
+  rootNode.containerOpen = false;
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_385829.js b/toolkit/components/places/tests/bookmarks/test_385829.js
new file mode 100644
index 0000000000..9de7c6da17
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_385829.js
@@ -0,0 +1,180 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+add_task(async function search_bookmark_by_lastModified_dateDated() {
+  // test search on folder with various sorts and max results
+  // see bug #385829 for more details
+  let folder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "bug 385829 test",
+  });
+
+  let now = new Date();
+  // ensure some unique values for date added and last modified
+  // for date added:    b1 < b2 < b3 < b4
+  // for last modified: b1 > b2 > b3 > b4
+  let b1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: "http://a1.com/",
+    title: "1 title",
+    dateAdded: new Date(now.getTime() + 1000),
+  });
+  let b2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: "http://a2.com/",
+    title: "2 title",
+    dateAdded: new Date(now.getTime() + 2000),
+  });
+  let b3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: "http://a3.com/",
+    title: "3 title",
+    dateAdded: new Date(now.getTime() + 3000),
+  });
+  let b4 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: "http://a4.com/",
+    title: "4 title",
+    dateAdded: new Date(now.getTime() + 4000),
+  });
+
+  // make sure lastModified is larger than dateAdded
+  let modifiedTime = new Date(now.getTime() + 5000);
+  await PlacesUtils.bookmarks.update({
+    guid: b1.guid,
+    lastModified: new Date(modifiedTime.getTime() + 4000),
+  });
+  await PlacesUtils.bookmarks.update({
+    guid: b2.guid,
+    lastModified: new Date(modifiedTime.getTime() + 3000),
+  });
+  await PlacesUtils.bookmarks.update({
+    guid: b3.guid,
+    lastModified: new Date(modifiedTime.getTime() + 2000),
+  });
+  await PlacesUtils.bookmarks.update({
+    guid: b4.guid,
+    lastModified: new Date(modifiedTime.getTime() + 1000),
+  });
+
+  let hs = PlacesUtils.history;
+  let options = hs.getNewQueryOptions();
+  let query = hs.getNewQuery();
+  options.queryType = options.QUERY_TYPE_BOOKMARKS;
+  options.maxResults = 3;
+  query.setParents([folder.guid]);
+
+  let result = hs.executeQuery(query, options);
+  let rootNode = result.root;
+  rootNode.containerOpen = true;
+
+  // test SORT_BY_DATEADDED_ASCENDING (live update)
+  result.sortingMode = options.SORT_BY_DATEADDED_ASCENDING;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b1.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b3.guid);
+  Assert.ok(rootNode.getChild(0).dateAdded < rootNode.getChild(1).dateAdded);
+  Assert.ok(rootNode.getChild(1).dateAdded < rootNode.getChild(2).dateAdded);
+
+  // test SORT_BY_DATEADDED_DESCENDING (live update)
+  result.sortingMode = options.SORT_BY_DATEADDED_DESCENDING;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b3.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b1.guid);
+  Assert.ok(rootNode.getChild(0).dateAdded > rootNode.getChild(1).dateAdded);
+  Assert.ok(rootNode.getChild(1).dateAdded > rootNode.getChild(2).dateAdded);
+
+  // test SORT_BY_LASTMODIFIED_ASCENDING (live update)
+  result.sortingMode = options.SORT_BY_LASTMODIFIED_ASCENDING;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b3.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b1.guid);
+  Assert.ok(
+    rootNode.getChild(0).lastModified < rootNode.getChild(1).lastModified
+  );
+  Assert.ok(
+    rootNode.getChild(1).lastModified < rootNode.getChild(2).lastModified
+  );
+
+  // test SORT_BY_LASTMODIFIED_DESCENDING (live update)
+  result.sortingMode = options.SORT_BY_LASTMODIFIED_DESCENDING;
+
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b1.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b3.guid);
+  Assert.ok(
+    rootNode.getChild(0).lastModified > rootNode.getChild(1).lastModified
+  );
+  Assert.ok(
+    rootNode.getChild(1).lastModified > rootNode.getChild(2).lastModified
+  );
+  rootNode.containerOpen = false;
+
+  // test SORT_BY_DATEADDED_ASCENDING
+  options.sortingMode = options.SORT_BY_DATEADDED_ASCENDING;
+  result = hs.executeQuery(query, options);
+  rootNode = result.root;
+  rootNode.containerOpen = true;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b1.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b3.guid);
+  Assert.ok(rootNode.getChild(0).dateAdded < rootNode.getChild(1).dateAdded);
+  Assert.ok(rootNode.getChild(1).dateAdded < rootNode.getChild(2).dateAdded);
+  rootNode.containerOpen = false;
+
+  // test SORT_BY_DATEADDED_DESCENDING
+  options.sortingMode = options.SORT_BY_DATEADDED_DESCENDING;
+  result = hs.executeQuery(query, options);
+  rootNode = result.root;
+  rootNode.containerOpen = true;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b4.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b3.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b2.guid);
+  Assert.ok(rootNode.getChild(0).dateAdded > rootNode.getChild(1).dateAdded);
+  Assert.ok(rootNode.getChild(1).dateAdded > rootNode.getChild(2).dateAdded);
+  rootNode.containerOpen = false;
+
+  // test SORT_BY_LASTMODIFIED_ASCENDING
+  options.sortingMode = options.SORT_BY_LASTMODIFIED_ASCENDING;
+  result = hs.executeQuery(query, options);
+  rootNode = result.root;
+  rootNode.containerOpen = true;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b4.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b3.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b2.guid);
+  Assert.ok(
+    rootNode.getChild(0).lastModified < rootNode.getChild(1).lastModified
+  );
+  Assert.ok(
+    rootNode.getChild(1).lastModified < rootNode.getChild(2).lastModified
+  );
+  rootNode.containerOpen = false;
+
+  // test SORT_BY_LASTMODIFIED_DESCENDING
+  options.sortingMode = options.SORT_BY_LASTMODIFIED_DESCENDING;
+  result = hs.executeQuery(query, options);
+  rootNode = result.root;
+  rootNode.containerOpen = true;
+  Assert.equal(rootNode.childCount, 3);
+  Assert.equal(rootNode.getChild(0).bookmarkGuid, b1.guid);
+  Assert.equal(rootNode.getChild(1).bookmarkGuid, b2.guid);
+  Assert.equal(rootNode.getChild(2).bookmarkGuid, b3.guid);
+  Assert.ok(
+    rootNode.getChild(0).lastModified > rootNode.getChild(1).lastModified
+  );
+  Assert.ok(
+    rootNode.getChild(1).lastModified > rootNode.getChild(2).lastModified
+  );
+  rootNode.containerOpen = false;
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_388695.js b/toolkit/components/places/tests/bookmarks/test_388695.js
new file mode 100644
index 0000000000..337d8176bd
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_388695.js
@@ -0,0 +1,45 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Get bookmark service
+let bm = PlacesUtils.bookmarks;
+
+// Test that Bookmarks fetch properly orders its results based on
+// the last modified value. Note we cannot rely on dateAdded due to
+// the low PR_Now() resolution.
+
+add_task(async function sort_bookmark_by_relevance() {
+  let now = new Date();
+  let modifiedTime = new Date(now.setHours(now.getHours() - 2));
+
+  let url = "http://foo.tld.com/";
+  let parentGuid = (
+    await bm.insert({
+      type: bm.TYPE_FOLDER,
+      title: "test folder",
+      parentGuid: bm.unfiledGuid,
+    })
+  ).guid;
+  let item1Guid = (await bm.insert({ url, parentGuid })).guid;
+  let item2Guid = (
+    await bm.insert({
+      url,
+      parentGuid,
+      dateAdded: modifiedTime,
+      lastModified: modifiedTime,
+    })
+  ).guid;
+  let bms = [];
+  await bm.fetch({ url }, bm1 => bms.push(bm1));
+  Assert.equal(bms[0].guid, item1Guid);
+  Assert.equal(bms[1].guid, item2Guid);
+  await bm.update({ guid: item2Guid, title: "modified" });
+
+  let bms1 = [];
+  await bm.fetch({ url }, bm2 => bms1.push(bm2));
+  Assert.equal(bms1[0].guid, item2Guid);
+  Assert.equal(bms1[1].guid, item1Guid);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_393498.js b/toolkit/components/places/tests/bookmarks/test_393498.js
new file mode 100644
index 0000000000..ab7cf57f61
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_393498.js
@@ -0,0 +1,161 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var observer = {
+  handlePlacesEvents(events) {
+    for (const event of events) {
+      switch (event.type) {
+        case "bookmark-added": {
+          this._itemAddedId = event.id;
+          this._itemAddedParent = event.parentId;
+          this._itemAddedIndex = event.index;
+          break;
+        }
+        case "bookmark-time-changed": {
+          this._itemTimeChangedGuid = event.guid;
+          this._itemTimeChangedDateAdded = event.dateAdded;
+          this._itemTimeChangedLastModified = event.lastModified;
+          break;
+        }
+        case "bookmark-title-changed": {
+          this._itemTitleChangedId = event.id;
+          this._itemTitleChangedTitle = event.title;
+          break;
+        }
+      }
+    }
+  },
+};
+
+observer.handlePlacesEvents = observer.handlePlacesEvents.bind(observer);
+PlacesUtils.observers.addListener(
+  ["bookmark-added", "bookmark-time-changed", "bookmark-title-changed"],
+  observer.handlePlacesEvents
+);
+
+registerCleanupFunction(function () {
+  PlacesUtils.observers.removeListener(
+    ["bookmark-added", "bookmark-time-changed", "bookmark-title-changed"],
+    observer.handlePlacesEvents
+  );
+});
+
+// Returns do_check_eq with .getTime() added onto parameters
+function do_check_date_eq(t1, t2) {
+  return Assert.equal(t1.getTime(), t2.getTime());
+}
+
+add_task(async function test_bookmark_update_notifications() {
+  // We set times in the past to workaround a timing bug due to virtual
+  // machines and the skew between PR_Now() and Date.now(), see bug 427142 and
+  // bug 858377 for details.
+  const PAST_DATE = new Date(Date.now() - 86400000);
+
+  // Insert a new bookmark.
+  let testFolder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "test Folder",
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+  });
+
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: testFolder.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://google.com/",
+    title: "a bookmark",
+  });
+
+  // Sanity check.
+  Assert.ok(observer.itemChangedProperty === undefined);
+
+  // Set dateAdded in the past and verify the changes.
+  await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    dateAdded: PAST_DATE,
+  });
+
+  Assert.equal(observer._itemTimeChangedGuid, bookmark.guid);
+  Assert.equal(observer._itemTimeChangedDateAdded, PAST_DATE.getTime());
+
+  // After just inserting, modified should be the same as dateAdded.
+  do_check_date_eq(bookmark.lastModified, bookmark.dateAdded);
+
+  let updatedBookmark = await PlacesUtils.bookmarks.fetch({
+    guid: bookmark.guid,
+  });
+
+  do_check_date_eq(updatedBookmark.dateAdded, PAST_DATE);
+
+  // Set lastModified in the past and verify the changes.
+  updatedBookmark = await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    lastModified: PAST_DATE,
+  });
+
+  Assert.equal(observer._itemTimeChangedGuid, bookmark.guid);
+  Assert.equal(observer._itemTimeChangedLastModified, PAST_DATE.getTime());
+  do_check_date_eq(updatedBookmark.lastModified, PAST_DATE);
+
+  // Set bookmark title
+  updatedBookmark = await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    title: "Google",
+  });
+
+  // Test notifications.
+  Assert.equal(
+    observer._itemTitleChangedId,
+    await PlacesUtils.promiseItemId(bookmark.guid)
+  );
+  Assert.equal(observer._itemTitleChangedTitle, "Google");
+
+  // Check lastModified has been updated.
+  Assert.ok(is_time_ordered(PAST_DATE, updatedBookmark.lastModified.getTime()));
+
+  // Check that node properties are updated.
+  let root = PlacesUtils.getFolderContents(testFolder.guid).root;
+  Assert.equal(root.childCount, 1);
+  let childNode = root.getChild(0);
+
+  // confirm current dates match node properties
+  Assert.equal(
+    PlacesUtils.toPRTime(updatedBookmark.dateAdded),
+    childNode.dateAdded
+  );
+  Assert.equal(
+    PlacesUtils.toPRTime(updatedBookmark.lastModified),
+    childNode.lastModified
+  );
+
+  // Test live update of lastModified when setting title.
+  updatedBookmark = await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    lastModified: PAST_DATE,
+    title: "Google",
+  });
+
+  // Check lastModified has been updated.
+  Assert.ok(is_time_ordered(PAST_DATE, childNode.lastModified));
+  // Test that node value matches db value.
+  Assert.equal(
+    PlacesUtils.toPRTime(updatedBookmark.lastModified),
+    childNode.lastModified
+  );
+
+  // Test live update of the exposed date apis.
+  await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    dateAdded: PAST_DATE,
+  });
+  Assert.equal(childNode.dateAdded, PlacesUtils.toPRTime(PAST_DATE));
+  await PlacesUtils.bookmarks.update({
+    guid: bookmark.guid,
+    lastModified: PAST_DATE,
+  });
+  Assert.equal(childNode.lastModified, PlacesUtils.toPRTime(PAST_DATE));
+
+  root.containerOpen = false;
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_405938_restore_queries.js b/toolkit/components/places/tests/bookmarks/test_405938_restore_queries.js
new file mode 100644
index 0000000000..c893f1db3f
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_405938_restore_queries.js
@@ -0,0 +1,253 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var tests = [];
+
+/*
+
+Backup/restore tests example:
+
+var myTest = {
+  populate: function () { ... add bookmarks ... },
+  validate: function () { ... query for your bookmarks ... }
+}
+
+this.push(myTest);
+
+*/
+
+/*
+
+test summary:
+- create folders with content
+- create a query bookmark for those folders
+- backs up bookmarks
+- restores bookmarks
+- confirms that the query has the new ids for the same folders
+
+scenarios:
+- 1 folder  (folder shortcut)
+- n folders (single query)
+- n folders (multiple queries)
+
+*/
+
+var test = {
+  _testRootId: null,
+  _testRootTitle: "test root",
+  _folderGuids: [],
+  _bookmarkURIs: [],
+  _count: 3,
+  _extraBookmarksCount: 10,
+
+  populate: async function populate() {
+    // folder to hold this test
+    await PlacesUtils.bookmarks.eraseEverything();
+
+    let testFolderItems = [];
+    // Set a date 60 seconds ago, so that we can set newer bookmarks later.
+    let dateAdded = new Date(new Date() - 60000);
+
+    // create test folders each with a bookmark
+    for (let i = 0; i < this._count; i++) {
+      this._folderGuids.push(PlacesUtils.history.makeGuid());
+      testFolderItems.push({
+        guid: this._folderGuids[i],
+        title: `folder${i}`,
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        dateAdded,
+        children: [
+          {
+            dateAdded,
+            url: `http://${i}`,
+            title: `bookmark${i}`,
+          },
+        ],
+      });
+    }
+
+    let bookmarksTree = {
+      guid: PlacesUtils.bookmarks.toolbarGuid,
+      children: [
+        {
+          dateAdded,
+          title: this._testRootTitle,
+          type: PlacesUtils.bookmarks.TYPE_FOLDER,
+          children: testFolderItems,
+        },
+      ],
+    };
+
+    let insertedBookmarks = await PlacesUtils.bookmarks.insertTree(
+      bookmarksTree
+    );
+
+    // create a query URI with 1 folder (ie: folder shortcut)
+    this._queryURI1 = `place:parent=${this._folderGuids[0]}&queryType=1`;
+    this._queryTitle1 = "query1";
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: insertedBookmarks[0].guid,
+      dateAdded,
+      url: this._queryURI1,
+      title: this._queryTitle1,
+    });
+
+    // create a query URI with _count folders
+    this._queryURI2 = `place:parent=${this._folderGuids.join(
+      "&parent="
+    )}&queryType=1`;
+    this._queryTitle2 = "query2";
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: insertedBookmarks[0].guid,
+      dateAdded,
+      url: this._queryURI2,
+      title: this._queryTitle2,
+    });
+
+    // Create a query URI for most recent bookmarks with NO folders specified.
+    this._queryURI3 =
+      "place:queryType=1&sort=12&maxResults=10&excludeQueries=1";
+    this._queryTitle3 = "query3";
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: insertedBookmarks[0].guid,
+      dateAdded,
+      url: this._queryURI3,
+      title: this._queryTitle3,
+    });
+  },
+
+  clean() {},
+
+  validate: async function validate(addExtras) {
+    if (addExtras) {
+      // Throw a wrench in the works by inserting some new bookmarks,
+      // ensuring folder ids won't be the same, when restoring.
+      let date = new Date() - this._extraBookmarksCount * 1000;
+      for (let i = 0; i < this._extraBookmarksCount; i++) {
+        await PlacesUtils.bookmarks.insert({
+          parentGuid: PlacesUtils.bookmarks.menuGuid,
+          url: uri("http://aaaa" + i),
+          dateAdded: new Date(date + (this._extraBookmarksCount - i) * 1000),
+        });
+      }
+    }
+
+    var toolbar = PlacesUtils.getFolderContents(
+      PlacesUtils.bookmarks.toolbarGuid,
+      false,
+      true
+    ).root;
+    Assert.equal(toolbar.childCount, 1);
+
+    var folderNode = toolbar.getChild(0);
+    Assert.equal(folderNode.type, folderNode.RESULT_TYPE_FOLDER);
+    Assert.equal(folderNode.title, this._testRootTitle);
+    folderNode.QueryInterface(Ci.nsINavHistoryQueryResultNode);
+    folderNode.containerOpen = true;
+
+    // |_count| folders + the query nodes
+    Assert.equal(folderNode.childCount, this._count + 3);
+
+    for (let i = 0; i < this._count; i++) {
+      var subFolder = folderNode.getChild(i);
+      Assert.equal(subFolder.title, "folder" + i);
+      subFolder.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+      subFolder.containerOpen = true;
+      Assert.equal(subFolder.childCount, 1);
+      var child = subFolder.getChild(0);
+      Assert.equal(child.title, "bookmark" + i);
+      Assert.ok(uri(child.uri).equals(uri("http://" + i)));
+    }
+
+    // validate folder shortcut
+    this.validateQueryNode1(folderNode.getChild(this._count));
+
+    // validate folders query
+    this.validateQueryNode2(folderNode.getChild(this._count + 1));
+
+    // validate recent folders query
+    this.validateQueryNode3(folderNode.getChild(this._count + 2));
+
+    // clean up
+    folderNode.containerOpen = false;
+    toolbar.containerOpen = false;
+  },
+
+  validateQueryNode1: function validateQueryNode1(aNode) {
+    Assert.equal(aNode.title, this._queryTitle1);
+    Assert.ok(PlacesUtils.nodeIsFolder(aNode));
+
+    aNode.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+    aNode.containerOpen = true;
+    Assert.equal(aNode.childCount, 1);
+    var child = aNode.getChild(0);
+    Assert.ok(uri(child.uri).equals(uri("http://0")));
+    Assert.equal(child.title, "bookmark0");
+    aNode.containerOpen = false;
+  },
+
+  validateQueryNode2: function validateQueryNode2(aNode) {
+    Assert.equal(aNode.title, this._queryTitle2);
+    Assert.ok(PlacesUtils.nodeIsQuery(aNode));
+
+    aNode.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+    aNode.containerOpen = true;
+    Assert.equal(aNode.childCount, this._count);
+    for (var i = 0; i < aNode.childCount; i++) {
+      var child = aNode.getChild(i);
+      Assert.ok(uri(child.uri).equals(uri("http://" + i)));
+      Assert.equal(child.title, "bookmark" + i);
+    }
+    aNode.containerOpen = false;
+  },
+
+  validateQueryNode3(aNode) {
+    Assert.equal(aNode.title, this._queryTitle3);
+    Assert.ok(PlacesUtils.nodeIsQuery(aNode));
+
+    aNode.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+    aNode.containerOpen = true;
+    // The query will list the extra bookmarks added at the start of validate.
+    Assert.equal(aNode.childCount, this._extraBookmarksCount);
+    for (var i = 0; i < aNode.childCount; i++) {
+      var child = aNode.getChild(i);
+      Assert.equal(child.uri, `http://aaaa${i}/`);
+    }
+    aNode.containerOpen = false;
+  },
+};
+tests.push(test);
+
+add_task(async function () {
+  // make json file
+  let jsonFile = PathUtils.join(PathUtils.profileDir, "bookmarks.json");
+
+  // populate db
+  for (let singleTest of tests) {
+    await singleTest.populate();
+    // sanity
+    await singleTest.validate(true);
+  }
+
+  // export json to file
+  await BookmarkJSONUtils.exportToFile(jsonFile);
+
+  // clean
+  for (let singleTest of tests) {
+    singleTest.clean();
+  }
+
+  // restore json file
+  await BookmarkJSONUtils.importFromFile(jsonFile, { replace: true });
+
+  // validate
+  for (let singleTest of tests) {
+    await singleTest.validate(false);
+  }
+
+  // clean up
+  await IOUtils.remove(jsonFile);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_424958-json-quoted-folders.js b/toolkit/components/places/tests/bookmarks/test_424958-json-quoted-folders.js
new file mode 100644
index 0000000000..2a7ce3f003
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_424958-json-quoted-folders.js
@@ -0,0 +1,48 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const FOLDER_TITLE = '"quoted folder"';
+
+function checkQuotedFolder() {
+  let toolbar = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.toolbarGuid
+  ).root;
+
+  // test for our quoted folder
+  Assert.equal(toolbar.childCount, 1);
+  var folderNode = toolbar.getChild(0);
+  Assert.equal(folderNode.type, folderNode.RESULT_TYPE_FOLDER);
+  Assert.equal(folderNode.title, FOLDER_TITLE);
+
+  // clean up
+  toolbar.containerOpen = false;
+}
+
+add_task(async function () {
+  // make json file
+  let jsonFile = PathUtils.join(PathUtils.profileDir, "bookmarks.json");
+
+  let folder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: FOLDER_TITLE,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  checkQuotedFolder();
+
+  // export json to file
+  await BookmarkJSONUtils.exportToFile(jsonFile);
+
+  await PlacesUtils.bookmarks.remove(folder.guid);
+
+  // restore json file
+  await BookmarkJSONUtils.importFromFile(jsonFile, { replace: true });
+
+  checkQuotedFolder();
+
+  // clean up
+  await IOUtils.remove(jsonFile);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_448584.js b/toolkit/components/places/tests/bookmarks/test_448584.js
new file mode 100644
index 0000000000..07665327b1
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_448584.js
@@ -0,0 +1,90 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Get database connection
+try {
+  var mDBConn = PlacesUtils.history.DBConnection;
+} catch (ex) {
+  do_throw("Could not get database connection\n");
+}
+
+/*
+  This test is:
+    - don't try to add invalid uri nodes to a JSON backup
+*/
+
+const ITEM_TITLE = "invalid uri";
+const ITEM_URL = "http://test.mozilla.org";
+
+function validateResults(expectedValidItemsCount) {
+  var query = PlacesUtils.history.getNewQuery();
+  query.setParents([PlacesUtils.bookmarks.toolbarGuid]);
+  var options = PlacesUtils.history.getNewQueryOptions();
+  var result = PlacesUtils.history.executeQuery(query, options);
+
+  var toolbar = result.root;
+  toolbar.containerOpen = true;
+
+  // test for our bookmark
+  Assert.equal(toolbar.childCount, expectedValidItemsCount);
+  for (var i = 0; i < toolbar.childCount; i++) {
+    var folderNode = toolbar.getChild(0);
+    Assert.equal(folderNode.type, folderNode.RESULT_TYPE_URI);
+    Assert.equal(folderNode.title, ITEM_TITLE);
+  }
+
+  // clean up
+  toolbar.containerOpen = false;
+}
+
+add_task(async function () {
+  // make json file
+  let jsonFile = PathUtils.join(PathUtils.profileDir, "bookmarks.json");
+
+  // populate db
+  // add a valid bookmark
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: ITEM_TITLE,
+    url: ITEM_URL,
+  });
+
+  let badBookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: ITEM_TITLE,
+    url: ITEM_URL,
+  });
+  // sanity
+  validateResults(2);
+  // Something in the code went wrong and we finish up losing the place, so
+  // the bookmark uri becomes null.
+  var sql = "UPDATE moz_bookmarks SET fk = 1337 WHERE guid = ?1";
+  var stmt = mDBConn.createStatement(sql);
+  stmt.bindByIndex(0, badBookmark.guid);
+  try {
+    stmt.execute();
+  } finally {
+    stmt.finalize();
+  }
+
+  await BookmarkJSONUtils.exportToFile(jsonFile);
+
+  // clean
+  await PlacesUtils.bookmarks.remove(badBookmark);
+
+  // restore json file
+  try {
+    await BookmarkJSONUtils.importFromFile(jsonFile, { replace: true });
+  } catch (ex) {
+    do_throw("couldn't import the exported file: " + ex);
+  }
+
+  // validate
+  validateResults(1);
+
+  // clean up
+  await IOUtils.remove(jsonFile);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_458683.js b/toolkit/components/places/tests/bookmarks/test_458683.js
new file mode 100644
index 0000000000..d31fca66e1
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_458683.js
@@ -0,0 +1,111 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+  This test is:
+    - don't block while doing backup and restore if tag containers contain
+      bogus items (separators, folders)
+*/
+
+const ITEM_TITLE = "invalid uri";
+const ITEM_URL = "http://test.mozilla.org/";
+const TAG_NAME = "testTag";
+
+function validateResults() {
+  let toolbar = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.toolbarGuid
+  ).root;
+  // test for our bookmark
+  Assert.equal(toolbar.childCount, 1);
+  for (var i = 0; i < toolbar.childCount; i++) {
+    var folderNode = toolbar.getChild(0);
+    Assert.equal(folderNode.type, folderNode.RESULT_TYPE_URI);
+    Assert.equal(folderNode.title, ITEM_TITLE);
+  }
+  toolbar.containerOpen = false;
+
+  // test for our tag
+  var tags = PlacesUtils.tagging.getTagsForURI(Services.io.newURI(ITEM_URL));
+  Assert.equal(tags.length, 1);
+  Assert.equal(tags[0], TAG_NAME);
+}
+
+add_task(async function () {
+  let jsonFile = PathUtils.join(PathUtils.profileDir, "bookmarks.json");
+
+  // add a valid bookmark
+  let item = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: ITEM_TITLE,
+    url: ITEM_URL,
+  });
+
+  // create a tag
+  PlacesUtils.tagging.tagURI(Services.io.newURI(ITEM_URL), [TAG_NAME]);
+  // get tag folder id
+  let tagRoot = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.tagsGuid
+  ).root;
+  Assert.equal(tagRoot.childCount, 1);
+  let tagItemGuid = PlacesUtils.asContainer(tagRoot.getChild(0)).bookmarkGuid;
+  tagRoot.containerOpen = false;
+
+  function insert({ type, parentGuid }) {
+    return PlacesUtils.withConnectionWrapper(
+      "test_458683: insert",
+      async db => {
+        await db.executeCached(
+          `INSERT INTO moz_bookmarks (type, parent, position, guid)
+         VALUES (:type,
+                 (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid),
+                 (SELECT MAX(position) + 1 FROM moz_bookmarks WHERE parent = (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid)),
+                 GENERATE_GUID())`,
+          { type, parentGuid }
+        );
+      }
+    );
+  }
+
+  // add a separator and a folder inside tag folder
+  // We must insert these manually, because the new bookmarking API doesn't
+  // support inserting invalid items into the tag folder.
+  await insert({
+    parentGuid: tagItemGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  await insert({
+    parentGuid: tagItemGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  // add a separator and a folder inside tag root
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    title: "test tags root folder",
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  // sanity
+  validateResults();
+
+  await BookmarkJSONUtils.exportToFile(jsonFile);
+
+  // clean
+  PlacesUtils.tagging.untagURI(Services.io.newURI(ITEM_URL), [TAG_NAME]);
+  await PlacesUtils.bookmarks.remove(item);
+
+  // restore json file
+  await BookmarkJSONUtils.importFromFile(jsonFile, { replace: true });
+
+  validateResults();
+
+  // clean up
+  await IOUtils.remove(jsonFile);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_466303-json-remove-backups.js b/toolkit/components/places/tests/bookmarks/test_466303-json-remove-backups.js
new file mode 100644
index 0000000000..4596ed93b2
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_466303-json-remove-backups.js
@@ -0,0 +1,86 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Since PlacesBackups.getbackupFiles() is a lazy getter, these tests must
+// run in the given order, to avoid making it out-of-sync.
+
+async function countChildren(path) {
+  let children = await IOUtils.getChildren(path);
+  let count = 0;
+  let lastBackupPath = null;
+  for (let entry of children) {
+    count++;
+    if (PlacesBackups.filenamesRegex.test(PathUtils.filename(entry))) {
+      lastBackupPath = entry;
+    }
+  }
+  return { count, lastBackupPath };
+}
+
+add_task(async function check_max_backups_is_respected() {
+  // Get bookmarkBackups directory
+  let backupFolder = await PlacesBackups.getBackupFolder();
+
+  // Create 2 json dummy backups in the past.
+  let oldJsonPath = PathUtils.join(backupFolder, "bookmarks-2008-01-01.json");
+  await IOUtils.writeUTF8(oldJsonPath, "");
+  Assert.ok(await IOUtils.exists(oldJsonPath));
+
+  let jsonPath = PathUtils.join(backupFolder, "bookmarks-2008-01-31.json");
+  await IOUtils.writeUTF8(jsonPath, "");
+  Assert.ok(await IOUtils.exists(jsonPath));
+
+  // Export bookmarks to JSON.
+  // Allow 2 backups, the older one should be removed.
+  await PlacesBackups.create(2);
+
+  let { count, lastBackupPath } = await countChildren(backupFolder);
+  Assert.equal(count, 2);
+  Assert.notEqual(lastBackupPath, null);
+  Assert.equal(false, await IOUtils.exists(oldJsonPath));
+  Assert.ok(await IOUtils.exists(jsonPath));
+});
+
+add_task(async function check_max_backups_greater_than_backups() {
+  // Get bookmarkBackups directory
+  let backupFolder = await PlacesBackups.getBackupFolder();
+
+  // Export bookmarks to JSON.
+  // Allow 3 backups, none should be removed.
+  await PlacesBackups.create(3);
+
+  let { count, lastBackupPath } = await countChildren(backupFolder);
+  Assert.equal(count, 2);
+  Assert.notEqual(lastBackupPath, null);
+});
+
+add_task(async function check_max_backups_null() {
+  // Get bookmarkBackups directory
+  let backupFolder = await PlacesBackups.getBackupFolder();
+
+  // Export bookmarks to JSON.
+  // Allow infinite backups, none should be removed, a new one is not created
+  // since one for today already exists.
+  await PlacesBackups.create(null);
+
+  let { count, lastBackupPath } = await countChildren(backupFolder);
+  Assert.equal(count, 2);
+  Assert.notEqual(lastBackupPath, null);
+});
+
+add_task(async function check_max_backups_undefined() {
+  // Get bookmarkBackups directory
+  let backupFolder = await PlacesBackups.getBackupFolder();
+
+  // Export bookmarks to JSON.
+  // Allow infinite backups, none should be removed, a new one is not created
+  // since one for today already exists.
+  await PlacesBackups.create();
+
+  let { count, lastBackupPath } = await countChildren(backupFolder);
+  Assert.equal(count, 2);
+  Assert.notEqual(lastBackupPath, null);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_477583_json-backup-in-future.js b/toolkit/components/places/tests/bookmarks/test_477583_json-backup-in-future.js
new file mode 100644
index 0000000000..ab4f4a02d5
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_477583_json-backup-in-future.js
@@ -0,0 +1,56 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+add_task(async function test_json_backup_in_future() {
+  let backupFolder = await PlacesBackups.getBackupFolder();
+  let bookmarksBackupDir = new FileUtils.File(backupFolder);
+  // Remove all files from backups folder.
+  let files = bookmarksBackupDir.directoryEntries;
+  while (files.hasMoreElements()) {
+    let entry = files.nextFile;
+    entry.remove(false);
+  }
+
+  // Create a json dummy backup in the future.
+  let dateObj = new Date();
+  dateObj.setYear(dateObj.getFullYear() + 1);
+  let name = PlacesBackups.getFilenameForDate(dateObj);
+  Assert.equal(
+    name,
+    "bookmarks-" + PlacesBackups.toISODateString(dateObj) + ".json"
+  );
+  files = bookmarksBackupDir.directoryEntries;
+  while (files.hasMoreElements()) {
+    let entry = files.nextFile;
+    if (PlacesBackups.filenamesRegex.test(entry.leafName)) {
+      entry.remove(false);
+    }
+  }
+
+  let futureBackupFile = bookmarksBackupDir.clone();
+  futureBackupFile.append(name);
+  futureBackupFile.create(Ci.nsIFile.NORMAL_FILE_TYPE, 0o600);
+  Assert.ok(futureBackupFile.exists());
+
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 0);
+
+  await PlacesBackups.create();
+  // Check that a backup for today has been created.
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 1);
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+  Assert.notEqual(mostRecentBackupFile, null);
+  Assert.ok(
+    PlacesBackups.filenamesRegex.test(PathUtils.filename(mostRecentBackupFile))
+  );
+
+  // Check that future backup has been removed.
+  Assert.ok(!futureBackupFile.exists());
+
+  // Cleanup.
+  mostRecentBackupFile = new FileUtils.File(mostRecentBackupFile);
+  mostRecentBackupFile.remove(false);
+  Assert.ok(!mostRecentBackupFile.exists());
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_818584-discard-duplicate-backups.js b/toolkit/components/places/tests/bookmarks/test_818584-discard-duplicate-backups.js
new file mode 100644
index 0000000000..be5d53f8c6
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_818584-discard-duplicate-backups.js
@@ -0,0 +1,66 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Checks that automatically created bookmark backups are discarded if they are
+ * duplicate of an existing ones.
+ */
+add_task(async function () {
+  // Create a backup for yesterday in the backups folder.
+  let backupFolder = await PlacesBackups.getBackupFolder();
+  let dateObj = new Date();
+  dateObj.setDate(dateObj.getDate() - 1);
+  let oldBackupName = PlacesBackups.getFilenameForDate(dateObj);
+  let oldBackup = PathUtils.join(backupFolder, oldBackupName);
+  let { count: count, hash: hash } = await BookmarkJSONUtils.exportToFile(
+    oldBackup
+  );
+  Assert.ok(count > 0);
+  Assert.equal(hash.length, 24);
+  oldBackupName = oldBackupName.replace(
+    /\.json/,
+    "_" + count + "_" + hash + ".json"
+  );
+  await IOUtils.move(oldBackup, PathUtils.join(backupFolder, oldBackupName));
+
+  // Create a backup.
+  // This should just rename the existing backup, so in the end there should be
+  // only one backup with today's date.
+  await PlacesBackups.create();
+
+  // Get the hash of the generated backup
+  let backupFiles = await PlacesBackups.getBackupFiles();
+  Assert.equal(backupFiles.length, 1);
+
+  let matches = PathUtils.filename(backupFiles[0]).match(
+    PlacesBackups.filenamesRegex
+  );
+  Assert.equal(matches[1], PlacesBackups.toISODateString(new Date()));
+  Assert.equal(matches[2], count);
+  Assert.equal(matches[3], hash);
+
+  // Add a bookmark and create another backup.
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: "foo",
+    url: "http://foo.com",
+  });
+
+  // We must enforce a backup since one for today already exists.  The forced
+  // backup will replace the existing one.
+  await PlacesBackups.create(undefined, true);
+  Assert.equal(backupFiles.length, 1);
+  let recentBackup = await PlacesBackups.getMostRecentBackup();
+  Assert.notEqual(recentBackup, PathUtils.join(backupFolder, oldBackupName));
+  matches = PathUtils.filename(recentBackup).match(
+    PlacesBackups.filenamesRegex
+  );
+  Assert.equal(matches[1], PlacesBackups.toISODateString(new Date()));
+  Assert.equal(matches[2], count + 1);
+  Assert.notEqual(matches[3], hash);
+
+  // Clean up
+  await PlacesUtils.bookmarks.remove(bookmark);
+  await PlacesBackups.create(0);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_818587_compress-bookmarks-backups.js b/toolkit/components/places/tests/bookmarks/test_818587_compress-bookmarks-backups.js
new file mode 100644
index 0000000000..91e0c50f7e
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_818587_compress-bookmarks-backups.js
@@ -0,0 +1,61 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+add_task(async function compress_bookmark_backups_test() {
+  // Check for jsonlz4 extension
+  let todayFilename = PlacesBackups.getFilenameForDate(
+    new Date(2014, 4, 15),
+    true
+  );
+  Assert.equal(todayFilename, "bookmarks-2014-05-15.jsonlz4");
+
+  await PlacesBackups.create();
+
+  // Check that a backup for today has been created and the regex works fine for lz4.
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 1);
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+  Assert.notEqual(mostRecentBackupFile, null);
+  Assert.ok(
+    PlacesBackups.filenamesRegex.test(PathUtils.filename(mostRecentBackupFile))
+  );
+
+  // The most recent backup file has to be removed since saveBookmarksToJSONFile
+  // will otherwise over-write the current backup, since it will be made on the
+  // same date
+  await IOUtils.remove(mostRecentBackupFile);
+  Assert.equal(false, await IOUtils.exists(mostRecentBackupFile));
+
+  // Check that, if the user created a custom backup out of the default
+  // backups folder, it gets copied (compressed) into it.
+  let jsonFile = PathUtils.join(PathUtils.profileDir, "bookmarks.json");
+  await PlacesBackups.saveBookmarksToJSONFile(jsonFile);
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 1);
+
+  // Check if import works from lz4 compressed json
+  let url = "http://www.mozilla.org/en-US/";
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "bookmark",
+    url,
+  });
+
+  // Force create a compressed backup, Remove the bookmark, the restore the backup
+  await PlacesBackups.create(undefined, true);
+  let recentBackup = await PlacesBackups.getMostRecentBackup();
+  await PlacesUtils.bookmarks.remove(bm);
+  await BookmarkJSONUtils.importFromFile(recentBackup, { replace: true });
+  let root = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.unfiledGuid
+  ).root;
+  let node = root.getChild(0);
+  Assert.equal(node.uri, url);
+
+  root.containerOpen = false;
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // Cleanup.
+  await IOUtils.remove(jsonFile);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_818593-store-backup-metadata.js b/toolkit/components/places/tests/bookmarks/test_818593-store-backup-metadata.js
new file mode 100644
index 0000000000..6d280e8cad
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_818593-store-backup-metadata.js
@@ -0,0 +1,53 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * To confirm that metadata i.e. bookmark count is set and retrieved for
+ * automatic backups.
+ */
+add_task(async function test_saveBookmarksToJSONFile_and_create() {
+  // Add a bookmark
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "Get Firefox!",
+    url: "http://getfirefox.com/",
+  });
+
+  // Test saveBookmarksToJSONFile()
+  let backupFile = PathUtils.join(PathUtils.tempDir, "bookmarks.json");
+
+  let nodeCount = await PlacesBackups.saveBookmarksToJSONFile(backupFile, true);
+  Assert.ok(nodeCount > 0);
+  Assert.ok(await IOUtils.exists(backupFile));
+
+  // Ensure the backup would be copied to our backups folder when the original
+  // backup is saved somewhere else.
+  let recentBackup = await PlacesBackups.getMostRecentBackup();
+  let matches = PathUtils.filename(recentBackup).match(
+    PlacesBackups.filenamesRegex
+  );
+  Assert.equal(matches[2], nodeCount);
+  Assert.equal(matches[3].length, 24);
+
+  // Clear all backups in our backups folder.
+  await PlacesBackups.create(0);
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 0);
+
+  // Test create() which saves bookmarks with metadata on the filename.
+  await PlacesBackups.create();
+  Assert.equal((await PlacesBackups.getBackupFiles()).length, 1);
+
+  let mostRecentBackupFile = await PlacesBackups.getMostRecentBackup();
+  Assert.notEqual(mostRecentBackupFile, null);
+  matches = PathUtils.filename(recentBackup).match(
+    PlacesBackups.filenamesRegex
+  );
+  Assert.equal(matches[2], nodeCount);
+  Assert.equal(matches[3].length, 24);
+
+  // Cleanup
+  await IOUtils.remove(backupFile);
+  await PlacesBackups.create(0);
+  await PlacesUtils.bookmarks.remove(bookmark);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_992901-backup-unsorted-hierarchy.js b/toolkit/components/places/tests/bookmarks/test_992901-backup-unsorted-hierarchy.js
new file mode 100644
index 0000000000..c835a3bd09
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_992901-backup-unsorted-hierarchy.js
@@ -0,0 +1,65 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Checks that backups properly include all of the bookmarks if the hierarchy
+ * in the database is unordered so that a hierarchy is defined before its
+ * ancestor in the bookmarks table.
+ */
+add_task(async function () {
+  let bms = await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+    children: [
+      {
+        title: "bookmark",
+        url: "http://mozilla.org",
+      },
+      {
+        title: "f2",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      },
+      {
+        title: "f1",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      },
+    ],
+  });
+
+  let bookmark = bms[0];
+  let folder2 = bms[1];
+  let folder1 = bms[2];
+  bookmark.parentGuid = folder2.guid;
+  await PlacesUtils.bookmarks.update(bookmark);
+
+  folder2.parentGuid = folder1.guid;
+  await PlacesUtils.bookmarks.update(folder2);
+
+  // Create a backup.
+  await PlacesBackups.create();
+
+  // Remove the bookmarks, then restore the backup.
+  await PlacesUtils.bookmarks.remove(folder1);
+  await BookmarkJSONUtils.importFromFile(
+    await PlacesBackups.getMostRecentBackup(),
+    { replace: true }
+  );
+
+  info("Checking first level");
+  let root = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.unfiledGuid
+  ).root;
+  let level1 = root.getChild(0);
+  Assert.equal(level1.title, "f1");
+  info("Checking second level");
+  PlacesUtils.asContainer(level1).containerOpen = true;
+  let level2 = level1.getChild(0);
+  Assert.equal(level2.title, "f2");
+  info("Checking bookmark");
+  PlacesUtils.asContainer(level2).containerOpen = true;
+  bookmark = level2.getChild(0);
+  Assert.equal(bookmark.title, "bookmark");
+  level2.containerOpen = false;
+  level1.containerOpen = false;
+  root.containerOpen = false;
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_997030-bookmarks-html-encode.js b/toolkit/components/places/tests/bookmarks/test_997030-bookmarks-html-encode.js
new file mode 100644
index 0000000000..6f3132b275
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_997030-bookmarks-html-encode.js
@@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Checks that we don't encodeURI twice when creating bookmarks.html.
+ */
+add_task(async function () {
+  let url =
+    "http://bt.ktxp.com/search.php?keyword=%E5%A6%84%E6%83%B3%E5%AD%A6%E7%94%9F%E4%BC%9A";
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "bookmark",
+    url,
+  });
+
+  let file = PathUtils.join(
+    PathUtils.profileDir,
+    "bookmarks.exported.997030.html"
+  );
+  await IOUtils.remove(file, { ignoreAbsent: true });
+  await BookmarkHTMLUtils.exportToFile(file);
+
+  // Remove the bookmarks, then restore the backup.
+  await PlacesUtils.bookmarks.remove(bm);
+  await BookmarkHTMLUtils.importFromFile(file, { replace: true });
+
+  info("Checking first level");
+  let root = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.unfiledGuid
+  ).root;
+  let node = root.getChild(0);
+  Assert.equal(node.uri, url);
+
+  root.containerOpen = false;
+  await PlacesUtils.bookmarks.eraseEverything();
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_async_observers.js b/toolkit/components/places/tests/bookmarks/test_async_observers.js
new file mode 100644
index 0000000000..504f489339
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_async_observers.js
@@ -0,0 +1,71 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/* This test checks that bookmarks service is correctly forwarding async
+ * events like visit or favicon additions. */
+
+let gBookmarkGuids = [];
+
+add_task(async function setup() {
+  // Add multiple bookmarks to the same uri.
+  gBookmarkGuids.push(
+    (
+      await PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        url: "http://book.ma.rk/",
+      })
+    ).guid
+  );
+  gBookmarkGuids.push(
+    (
+      await PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+        url: "http://book.ma.rk/",
+      })
+    ).guid
+  );
+  Assert.equal(gBookmarkGuids.length, 2);
+});
+
+add_task(async function test_add_icon() {
+  // Add a visit to the bookmark and wait for the observer.
+  let guids = new Set(gBookmarkGuids);
+  Assert.equal(guids.size, 2);
+  let promiseNotifications = PlacesTestUtils.waitForNotification(
+    "favicon-changed",
+    events =>
+      events.some(
+        event =>
+          event.url == "http://book.ma.rk/" &&
+          event.faviconUrl.startsWith("data:image/png;base64")
+      )
+  );
+
+  PlacesUtils.favicons.setAndFetchFaviconForPage(
+    NetUtil.newURI("http://book.ma.rk/"),
+    SMALLPNG_DATA_URI,
+    true,
+    PlacesUtils.favicons.FAVICON_LOAD_NON_PRIVATE,
+    null,
+    Services.scriptSecurityManager.getSystemPrincipal()
+  );
+  await promiseNotifications;
+});
+
+add_task(async function test_remove_page() {
+  // Add a visit to the bookmark and wait for the observer.
+  let guids = new Set(gBookmarkGuids);
+  Assert.equal(guids.size, 2);
+  let promiseNotifications = PlacesTestUtils.waitForNotification(
+    "page-removed",
+    events =>
+      events.some(
+        event =>
+          event.url === "http://book.ma.rk/" &&
+          !event.isRemovedFromStore &&
+          !event.isPartialVisistsRemoval
+      )
+  );
+  await PlacesUtils.history.remove("http://book.ma.rk/");
+  await promiseNotifications;
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bmindex.js b/toolkit/components/places/tests/bookmarks/test_bmindex.js
new file mode 100644
index 0000000000..c79da88282
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bmindex.js
@@ -0,0 +1,133 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+ * vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const NUM_BOOKMARKS = 20;
+const NUM_SEPARATORS = 5;
+const NUM_FOLDERS = 10;
+const NUM_ITEMS = NUM_BOOKMARKS + NUM_SEPARATORS + NUM_FOLDERS;
+const MIN_RAND = -5;
+const MAX_RAND = 40;
+
+async function check_contiguous_indexes(bookmarks) {
+  var indexes = [];
+  for (let bm of bookmarks) {
+    let bmIndex = (await PlacesUtils.bookmarks.fetch(bm.guid)).index;
+    info(`Index: ${bmIndex}\n`);
+    info("Checking duplicates\n");
+    Assert.ok(!indexes.includes(bmIndex));
+    info(`Checking out of range, found ${bookmarks.length} items\n`);
+    Assert.ok(bmIndex >= 0 && bmIndex < bookmarks.length);
+    indexes.push(bmIndex);
+  }
+  info("Checking all valid indexes have been used\n");
+  Assert.equal(indexes.length, bookmarks.length);
+}
+
+add_task(async function test_bookmarks_indexing() {
+  let bookmarks = [];
+  // Insert bookmarks with random indexes.
+  for (let i = 0; bookmarks.length < NUM_BOOKMARKS; i++) {
+    let randIndex = Math.round(
+      MIN_RAND + Math.random() * (MAX_RAND - MIN_RAND)
+    );
+    try {
+      let bm = await PlacesUtils.bookmarks.insert({
+        index: randIndex,
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        title: `Test bookmark ${i}`,
+        url: `http://${i}.mozilla.org/`,
+      });
+      if (randIndex < -1) {
+        do_throw("Creating a bookmark at an invalid index should throw");
+      }
+      bookmarks.push(bm);
+    } catch (ex) {
+      if (randIndex >= -1) {
+        do_throw("Creating a bookmark at a valid index should not throw");
+      }
+    }
+  }
+  await check_contiguous_indexes(bookmarks);
+
+  // Insert separators with random indexes.
+  for (let i = 0; bookmarks.length < NUM_BOOKMARKS + NUM_SEPARATORS; i++) {
+    let randIndex = Math.round(
+      MIN_RAND + Math.random() * (MAX_RAND - MIN_RAND)
+    );
+    try {
+      let bm = await PlacesUtils.bookmarks.insert({
+        index: randIndex,
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      });
+      if (randIndex < -1) {
+        do_throw("Creating a separator at an invalid index should throw");
+      }
+      bookmarks.push(bm);
+    } catch (ex) {
+      if (randIndex >= -1) {
+        do_throw("Creating a separator at a valid index should not throw");
+      }
+    }
+  }
+  await check_contiguous_indexes(bookmarks);
+
+  // Insert folders with random indexes.
+  for (let i = 0; bookmarks.length < NUM_ITEMS; i++) {
+    let randIndex = Math.round(
+      MIN_RAND + Math.random() * (MAX_RAND - MIN_RAND)
+    );
+    try {
+      let bm = await PlacesUtils.bookmarks.insert({
+        index: randIndex,
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        title: `Test folder ${i}`,
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      });
+      if (randIndex < -1) {
+        do_throw("Creating a folder at an invalid index should throw");
+      }
+      bookmarks.push(bm);
+    } catch (ex) {
+      if (randIndex >= -1) {
+        do_throw("Creating a folder at a valid index should not throw");
+      }
+    }
+  }
+  await check_contiguous_indexes(bookmarks);
+
+  // Execute some random bookmark delete.
+  for (let i = 0; i < Math.ceil(NUM_ITEMS / 4); i++) {
+    let bm = bookmarks.splice(
+      Math.floor(Math.random() * bookmarks.length),
+      1
+    )[0];
+    info(`Removing item with guid ${bm.guid}\n`);
+    await PlacesUtils.bookmarks.remove(bm);
+  }
+  await check_contiguous_indexes(bookmarks);
+
+  // Execute some random bookmark move.  This will also try to move it to
+  // invalid index values.
+  for (let i = 0; i < Math.ceil(NUM_ITEMS / 4); i++) {
+    let randIndex = Math.floor(Math.random() * bookmarks.length);
+    let bm = bookmarks[randIndex];
+    let newIndex = Math.round(MIN_RAND + Math.random() * (MAX_RAND - MIN_RAND));
+    info(`Moving item with guid ${bm.guid} to index ${newIndex}\n`);
+    try {
+      bm.index = newIndex;
+      await PlacesUtils.bookmarks.update(bm);
+      if (newIndex < -1) {
+        do_throw("Moving an item to a negative index should throw\n");
+      }
+    } catch (ex) {
+      if (newIndex >= -1) {
+        do_throw("Moving an item to a valid index should not throw\n");
+      }
+    }
+  }
+  await check_contiguous_indexes(bookmarks);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmark_observer.js b/toolkit/components/places/tests/bookmarks/test_bookmark_observer.js
new file mode 100644
index 0000000000..9ad01cfab9
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmark_observer.js
@@ -0,0 +1,937 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that each bookmark event gets the correct input.
+
+var gUnfiledFolderId;
+
+var gBookmarksObserver = {
+  expected: [],
+  setup(expected) {
+    this.expected = expected;
+    this.deferred = PromiseUtils.defer();
+    return this.deferred.promise;
+  },
+
+  validateEvents(events) {
+    Assert.greaterOrEqual(this.expected.length, events.length);
+    for (let event of events) {
+      let expected = this.expected.shift();
+      Assert.equal(expected.eventType, event.type);
+      let args = expected.args;
+      for (let i = 0; i < args.length; i++) {
+        Assert.ok(
+          args[i].check(event[args[i].name]),
+          event.type + "(args[" + i + "]: " + args[i].name + ")"
+        );
+      }
+    }
+
+    if (this.expected.length === 0) {
+      this.deferred.resolve();
+    }
+  },
+
+  handlePlacesEvents(events) {
+    this.validateEvents(events);
+  },
+};
+
+var gBookmarkSkipObserver = {
+  expected: null,
+  setup(expected) {
+    this.expected = expected;
+    this.deferred = PromiseUtils.defer();
+    return this.deferred.promise;
+  },
+
+  validateEvents(events) {
+    events = events.filter(e => !e.isTagging);
+    Assert.greaterOrEqual(this.expected.length, events.length);
+    for (let event of events) {
+      let expectedEventType = this.expected.shift();
+      Assert.equal(expectedEventType, event.type);
+    }
+
+    if (this.expected.length === 0) {
+      this.deferred.resolve();
+    }
+  },
+
+  handlePlacesEvents(events) {
+    this.validateEvents(events);
+  },
+};
+
+add_task(async function setup() {
+  gUnfiledFolderId = await PlacesUtils.promiseItemId(
+    PlacesUtils.bookmarks.unfiledGuid
+  );
+  gBookmarksObserver.handlePlacesEvents =
+    gBookmarksObserver.handlePlacesEvents.bind(gBookmarksObserver);
+  gBookmarkSkipObserver.handlePlacesEvents =
+    gBookmarkSkipObserver.handlePlacesEvents.bind(gBookmarkSkipObserver);
+  PlacesUtils.observers.addListener(
+    [
+      "bookmark-added",
+      "bookmark-removed",
+      "bookmark-moved",
+      "bookmark-tags-changed",
+      "bookmark-title-changed",
+    ],
+    gBookmarksObserver.handlePlacesEvents
+  );
+  PlacesUtils.observers.addListener(
+    [
+      "bookmark-added",
+      "bookmark-removed",
+      "bookmark-moved",
+      "bookmark-tags-changed",
+      "bookmark-title-changed",
+    ],
+    gBookmarkSkipObserver.handlePlacesEvents
+  );
+});
+
+add_task(async function bookmarkItemAdded_bookmark() {
+  const title = "Bookmark 1";
+  let uri = Services.io.newURI("http://1.mozilla.org/");
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-added"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === gUnfiledFolderId },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v == uri.spec },
+          { name: "title", check: v => v === title },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: uri,
+    title,
+  });
+  await promise;
+});
+
+add_task(async function bookmarkItemAdded_separator() {
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-added"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === gUnfiledFolderId },
+          { name: "index", check: v => v === 1 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_SEPARATOR,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v === "" },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  await promise;
+});
+
+add_task(async function bookmarkItemAdded_folder() {
+  const title = "Folder 1";
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-added"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === gUnfiledFolderId },
+          { name: "index", check: v => v === 2 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v === title },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  await promise;
+});
+
+add_task(async function bookmarkTitleChanged() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  const title = "New title";
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-title-changed"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-title-changed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "title", check: v => v === title },
+          { name: "lastModified", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.update({ guid: bm.guid, title });
+  await promise;
+});
+
+add_task(async function bookmarkTagsChanged() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  let uri = bm.url.URI;
+  const TAG = "tag";
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup([
+      "bookmark-tags-changed",
+      "bookmark-tags-changed",
+    ]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-added", // This is the tag folder.
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === PlacesUtils.tagsFolderId },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v === TAG },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-added", // This is the tag.
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v == uri.spec },
+          { name: "title", check: v => v === "" },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-tags-changed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          { name: "lastModified", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+          {
+            name: "isTagging",
+            check: v => v === false,
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed", // This is the tag.
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v == uri.spec },
+          { name: "title", check: v => v == "" },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-tags-changed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          { name: "lastModified", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+          {
+            name: "isTagging",
+            check: v => v === false,
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed", // This is the tag folder.
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === PlacesUtils.tagsFolderId },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v == TAG },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  PlacesUtils.tagging.tagURI(uri, [TAG]);
+  PlacesUtils.tagging.untagURI(uri, [TAG]);
+  await promise;
+});
+
+add_task(async function bookmarkItemMoved_bookmark() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-moved", "bookmark-moved"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-moved",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "oldIndex", check: v => v === 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "oldParentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+          { name: "url", check: v => typeof v == "string" },
+        ],
+      },
+      {
+        eventType: "bookmark-moved",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "oldIndex", check: v => v === 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "oldParentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+          { name: "url", check: v => typeof v == "string" },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    index: 0,
+  });
+  await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  await promise;
+});
+
+add_task(async function bookmarkItemRemoved_bookmark() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  let uri = bm.url.URI;
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-removed"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === gUnfiledFolderId },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v === uri.spec },
+          { name: "title", check: v => v == "New title" },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.remove(bm);
+  await promise;
+});
+
+add_task(async function bookmarkItemRemoved_separator() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-removed"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_SEPARATOR,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v == "" },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.remove(bm);
+  await promise;
+});
+
+add_task(async function bookmarkItemRemoved_folder() {
+  let bm = await PlacesUtils.bookmarks.fetch({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup(["bookmark-removed"]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v == "Folder 1" },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  await PlacesUtils.bookmarks.remove(bm);
+  await promise;
+});
+
+add_task(async function bookmarkItemRemoved_folder_recursive() {
+  const title = "Folder 3";
+  const BMTITLE = "Bookmark 1";
+  let uri = Services.io.newURI("http://1.mozilla.org/");
+  let promise = Promise.all([
+    gBookmarkSkipObserver.setup([
+      "bookmark-added",
+      "bookmark-added",
+      "bookmark-added",
+      "bookmark-added",
+      "bookmark-removed",
+      "bookmark-removed",
+      "bookmark-removed",
+      "bookmark-removed",
+    ]),
+    gBookmarksObserver.setup([
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => v === gUnfiledFolderId },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v === title },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v == uri.spec },
+          { name: "title", check: v => v === BMTITLE },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 1 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v === title },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-added",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v == uri.spec },
+          { name: "title", check: v => v === BMTITLE },
+          { name: "dateAdded", check: v => typeof v == "number" && v > 0 },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v === uri.spec },
+          { name: "title", check: v => v == BMTITLE },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 1 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v == title },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          },
+          { name: "url", check: v => v === uri.spec },
+          { name: "title", check: v => v == BMTITLE },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+      {
+        eventType: "bookmark-removed",
+        args: [
+          { name: "id", check: v => typeof v == "number" && v > 0 },
+          { name: "parentId", check: v => typeof v == "number" && v > 0 },
+          { name: "index", check: v => v === 0 },
+          {
+            name: "itemType",
+            check: v => v === PlacesUtils.bookmarks.TYPE_FOLDER,
+          },
+          { name: "url", check: v => v === "" },
+          { name: "title", check: v => v == title },
+          {
+            name: "guid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "parentGuid",
+            check: v => typeof v == "string" && PlacesUtils.isValidGuid(v),
+          },
+          {
+            name: "source",
+            check: v =>
+              Object.values(PlacesUtils.bookmarks.SOURCES).includes(v),
+          },
+        ],
+      },
+    ]),
+  ]);
+  let folder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: uri,
+    title: BMTITLE,
+  });
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    title,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: folder2.guid,
+    url: uri,
+    title: BMTITLE,
+  });
+
+  await PlacesUtils.bookmarks.remove(folder);
+  await promise;
+});
+
+add_task(function cleanup() {
+  PlacesUtils.observers.removeListener(
+    [
+      "bookmark-added",
+      "bookmark-removed",
+      "bookmark-moved",
+      "bookmark-tags-changed",
+      "bookmark-title-changed",
+    ],
+    gBookmarksObserver.handlePlacesEvents
+  );
+  PlacesUtils.observers.removeListener(
+    [
+      "bookmark-added",
+      "bookmark-removed",
+      "bookmark-moved",
+      "bookmark-tags-changed",
+      "bookmark-title-changed",
+    ],
+    gBookmarkSkipObserver.handlePlacesEvents
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_eraseEverything.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_eraseEverything.js
new file mode 100644
index 0000000000..55bcea5978
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_eraseEverything.js
@@ -0,0 +1,207 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function test_eraseEverything() {
+  await PlacesTestUtils.addVisits({
+    uri: NetUtil.newURI("http://example.com/"),
+  });
+  await PlacesTestUtils.addVisits({
+    uri: NetUtil.newURI("http://mozilla.org/"),
+  });
+  let frecencyForExample = await PlacesTestUtils.getDatabaseValue(
+    "moz_places",
+    "frecency",
+    { url: "http://example.com/" }
+  );
+  let frecencyForMozilla = await PlacesTestUtils.getDatabaseValue(
+    "moz_places",
+    "frecency",
+    { url: "http://mozilla.org/" }
+  );
+  Assert.ok(frecencyForExample > 0);
+  Assert.ok(frecencyForMozilla > 0);
+  let unfiledFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(unfiledFolder);
+  let unfiledBookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+  });
+  checkBookmarkObject(unfiledBookmark);
+  let unfiledBookmarkInFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: unfiledFolder.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://mozilla.org/",
+  });
+  checkBookmarkObject(unfiledBookmarkInFolder);
+
+  let menuFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(menuFolder);
+  let menuBookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+  });
+  checkBookmarkObject(menuBookmark);
+  let menuBookmarkInFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: menuFolder.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://mozilla.org/",
+  });
+  checkBookmarkObject(menuBookmarkInFolder);
+
+  let toolbarFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(toolbarFolder);
+  let toolbarBookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+  });
+  checkBookmarkObject(toolbarBookmark);
+  let toolbarBookmarkInFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: toolbarFolder.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://mozilla.org/",
+  });
+  checkBookmarkObject(toolbarBookmarkInFolder);
+
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  Assert.ok(
+    (await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://example.com/",
+    })) > frecencyForExample
+  );
+  Assert.ok(
+    (await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://example.com/",
+    })) > frecencyForMozilla
+  );
+
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  Assert.equal(
+    await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://example.com/",
+    }),
+    frecencyForExample
+  );
+  Assert.equal(
+    await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://example.com/",
+    }),
+    frecencyForMozilla
+  );
+});
+
+add_task(async function test_eraseEverything_roots() {
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // Ensure the roots have not been removed.
+  Assert.ok(
+    await PlacesUtils.bookmarks.fetch(PlacesUtils.bookmarks.unfiledGuid)
+  );
+  Assert.ok(
+    await PlacesUtils.bookmarks.fetch(PlacesUtils.bookmarks.toolbarGuid)
+  );
+  Assert.ok(await PlacesUtils.bookmarks.fetch(PlacesUtils.bookmarks.menuGuid));
+  Assert.ok(await PlacesUtils.bookmarks.fetch(PlacesUtils.bookmarks.tagsGuid));
+  Assert.ok(await PlacesUtils.bookmarks.fetch(PlacesUtils.bookmarks.rootGuid));
+});
+
+add_task(async function test_eraseEverything_reparented() {
+  // Create a folder with 1 bookmark in it...
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let bookmark1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    url: "http://example.com/",
+  });
+  // ...and a second folder.
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  // Reparent the bookmark to the 2nd folder.
+  bookmark1.parentGuid = folder2.guid;
+  await PlacesUtils.bookmarks.update(bookmark1);
+
+  // Erase everything.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // All the above items should no longer be in the GUIDHelper cache.
+  for (let guid of [folder1.guid, bookmark1.guid, folder2.guid]) {
+    await Assert.rejects(
+      PlacesUtils.promiseItemId(guid),
+      /no item found for the given GUID/
+    );
+  }
+});
+
+add_task(async function test_notifications() {
+  let bms = await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+    children: [
+      {
+        title: "test",
+        url: "http://example.com",
+      },
+      {
+        title: "folder",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        children: [
+          {
+            title: "test2",
+            url: "http://example.com/2",
+          },
+        ],
+      },
+    ],
+  });
+
+  let skipDescendantsObserver = expectPlacesObserverNotifications(
+    ["bookmark-removed"],
+    false,
+    true
+  );
+  let receiveAllObserver = expectPlacesObserverNotifications(
+    ["bookmark-removed"],
+    false
+  );
+
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let expectedNotifications = [
+    {
+      type: "bookmark-removed",
+      guid: bms[1].guid,
+    },
+    {
+      type: "bookmark-removed",
+      guid: bms[0].guid,
+    },
+  ];
+
+  // If we're skipping descendents, we'll only be notified of the folder.
+  skipDescendantsObserver.check(expectedNotifications);
+
+  // Note: Items of folders get notified first.
+  expectedNotifications.unshift({
+    type: "bookmark-removed",
+    guid: bms[2].guid,
+  });
+
+  receiveAllObserver.check(expectedNotifications);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_fetch.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_fetch.js
new file mode 100644
index 0000000000..d04d3ee5da
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_fetch.js
@@ -0,0 +1,614 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+var gAccumulator = {
+  get callback() {
+    this.results = [];
+    return result => this.results.push(result);
+  },
+};
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch(),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch(null),
+    /Input should be a valid object/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guid: "123456789012", index: 0 }),
+    /The following properties were expected: parentGuid/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({}),
+    /Unexpected number of conditions provided: 0/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      }),
+    /Unexpected number of conditions provided: 0/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({
+        guid: "123456789012",
+        parentGuid: "012345678901",
+        index: 0,
+      }),
+    /Unexpected number of conditions provided: 2/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({
+        guid: "123456789012",
+        url: "http://example.com",
+      }),
+    /Unexpected number of conditions provided: 2/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch("test"),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch(123),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guid: "test" }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guid: null }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guid: 123 }),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guidPrefix: "" }),
+    /Invalid value for property 'guidPrefix'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guidPrefix: null }),
+    /Invalid value for property 'guidPrefix'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guidPrefix: 123 }),
+    /Invalid value for property 'guidPrefix'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guidPrefix: "123456789012" }),
+    /Invalid value for property 'guidPrefix'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ guidPrefix: "@" }),
+    /Invalid value for property 'guidPrefix'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ parentGuid: "test", index: 0 }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ parentGuid: null, index: 0 }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ parentGuid: 123, index: 0 }),
+    /Invalid value for property 'parentGuid'/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({ parentGuid: "123456789012", index: "0" }),
+    /Invalid value for property 'index'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({ parentGuid: "123456789012", index: null }),
+    /Invalid value for property 'index'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.fetch({ parentGuid: "123456789012", index: -10 }),
+    /Invalid value for property 'index'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ url: "http://te st/" }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ url: null }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ url: -10 }),
+    /Invalid value for property 'url'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch("123456789012", "test"),
+    /onResult callback must be a valid function/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch("123456789012", {}),
+    /onResult callback must be a valid function/
+  );
+});
+
+add_task(async function fetch_nonexistent_guid() {
+  let bm = await PlacesUtils.bookmarks.fetch(
+    { guid: "123456789012" },
+    gAccumulator.callback
+  );
+  Assert.equal(bm, null);
+  Assert.equal(gAccumulator.results.length, 0);
+});
+
+add_task(async function fetch_bookmark() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(bm1.guid, gAccumulator.callback);
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  checkBookmarkObject(gAccumulator.results[0]);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.index, 0);
+  Assert.deepEqual(bm2.dateAdded, bm2.lastModified);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm2.url.href, "http://example.com/");
+  Assert.equal(bm2.title, "a bookmark");
+  Assert.strictEqual(bm2.childCount, undefined);
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_bookmar_empty_title() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  checkBookmarkObject(bm2);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.index, 0);
+  Assert.strictEqual(bm2.title, "");
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_folder() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  checkBookmarkObject(bm1);
+  Assert.deepEqual(bm1.dateAdded, bm1.lastModified);
+
+  // Inserting a child updates both the childCount and lastModified of bm1,
+  // though the bm1 object is static once fetched, thus later we'll manually
+  // update it.
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: bm1.guid,
+    url: "https://www.mozilla.org/",
+    title: "",
+  });
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  checkBookmarkObject(bm2);
+
+  Assert.equal(bm2.childCount, 1);
+  bm1.childCount = bm2.childCount;
+  bm1.lastModified = bm2.lastModified;
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.index, 0);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_FOLDER);
+  Assert.equal(bm2.title, "a folder");
+  Assert.ok(!("url" in bm2));
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_folder_empty_title() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  checkBookmarkObject(bm2);
+
+  Assert.equal(bm2.childCount, 0);
+  // Insert doesn't populate childCount (it would always be 0 anyway), so set
+  // it to be able to just use deepEqual.
+  bm1.childCount = bm2.childCount;
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.index, 0);
+  Assert.strictEqual(bm2.title, "");
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_separator() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  checkBookmarkObject(bm2);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.index, 0);
+  Assert.deepEqual(bm2.dateAdded, bm2.lastModified);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_SEPARATOR);
+  Assert.ok(!("url" in bm2));
+  Assert.strictEqual(bm2.title, "");
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_byguid_prefix() {
+  const PREFIX = "PREFIX-";
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    guid: PlacesUtils.generateGuidWithPrefix(PREFIX),
+    url: "http://bm1.example.com/",
+    title: "bookmark 1",
+  });
+  checkBookmarkObject(bm1);
+  Assert.ok(bm1.guid.startsWith(PREFIX));
+
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    guid: PlacesUtils.generateGuidWithPrefix(PREFIX),
+    url: "http://bm2.example.com/",
+    title: "bookmark 2",
+  });
+  checkBookmarkObject(bm2);
+  Assert.ok(bm2.guid.startsWith(PREFIX));
+
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    guid: PlacesUtils.generateGuidWithPrefix(PREFIX),
+    title: "a folder",
+  });
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: bm3.guid,
+    url: "https://www.mozilla.org/",
+    title: "",
+  });
+  checkBookmarkObject(bm3);
+  Assert.ok(bm3.guid.startsWith(PREFIX));
+
+  // Bookmark 4 doesn't have the same guid prefix, so it shouldn't be returned in the results.
+  let bm4 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://bm3.example.com/",
+    title: "bookmark 4",
+  });
+  checkBookmarkObject(bm4);
+  Assert.ok(!bm4.guid.startsWith(PREFIX));
+
+  await PlacesUtils.bookmarks.fetch(
+    { guidPrefix: PREFIX },
+    gAccumulator.callback
+  );
+
+  Assert.equal(gAccumulator.results.length, 3);
+
+  // The results are returned by most recent first, so the first bookmark
+  // inserted is the last one in the returned array.
+  Assert.deepEqual(bm1, gAccumulator.results[2]);
+  Assert.deepEqual(bm2, gAccumulator.results[1]);
+  Assert.equal(gAccumulator.results[0].childCount, 1);
+  bm3.childCount = gAccumulator.results[0].childCount;
+  bm3.lastModified = gAccumulator.results[0].lastModified;
+  Assert.deepEqual(bm3, gAccumulator.results[0]);
+
+  Assert.equal(bm3.childCount, 1);
+
+  await PlacesUtils.bookmarks.remove(bm1);
+  await PlacesUtils.bookmarks.remove(bm2);
+  await PlacesUtils.bookmarks.remove(bm3);
+  await PlacesUtils.bookmarks.remove(bm4);
+});
+
+add_task(async function fetch_byposition_nonexisting_parentGuid() {
+  let bm = await PlacesUtils.bookmarks.fetch(
+    { parentGuid: "123456789012", index: 0 },
+    gAccumulator.callback
+  );
+  Assert.equal(bm, null);
+  Assert.equal(gAccumulator.results.length, 0);
+});
+
+add_task(async function fetch_byposition_nonexisting_index() {
+  let bm = await PlacesUtils.bookmarks.fetch(
+    { parentGuid: PlacesUtils.bookmarks.unfiledGuid, index: 100 },
+    gAccumulator.callback
+  );
+  Assert.equal(bm, null);
+  Assert.equal(gAccumulator.results.length, 0);
+});
+
+add_task(async function fetch_byposition() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(
+    { parentGuid: bm1.parentGuid, index: bm1.index },
+    gAccumulator.callback
+  );
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  checkBookmarkObject(gAccumulator.results[0]);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.index, 0);
+  Assert.deepEqual(bm2.dateAdded, bm2.lastModified);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm2.url.href, "http://example.com/");
+  Assert.equal(bm2.title, "a bookmark");
+});
+
+add_task(async function fetch_byposition_default_index() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/last",
+    title: "last child",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(
+    { parentGuid: bm1.parentGuid, index: PlacesUtils.bookmarks.DEFAULT_INDEX },
+    gAccumulator.callback
+  );
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  checkBookmarkObject(gAccumulator.results[0]);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.index, 1);
+  Assert.deepEqual(bm2.dateAdded, bm2.lastModified);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm2.url.href, "http://example.com/last");
+  Assert.equal(bm2.title, "last child");
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+});
+
+add_task(async function fetch_byurl_nonexisting() {
+  let bm = await PlacesUtils.bookmarks.fetch(
+    { url: "http://nonexisting.com/" },
+    gAccumulator.callback
+  );
+  Assert.equal(bm, null);
+  Assert.equal(gAccumulator.results.length, 0);
+});
+
+add_task(async function fetch_byurl() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://byurl.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+
+  // Also ensure that fecth-by-url excludes the tags folder.
+  PlacesUtils.tagging.tagURI(bm1.url.URI, ["Test Tag"]);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback
+  );
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  checkBookmarkObject(gAccumulator.results[0]);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+
+  Assert.deepEqual(bm1, bm2);
+  Assert.equal(bm2.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.deepEqual(bm2.dateAdded, bm2.lastModified);
+  Assert.equal(bm2.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm2.url.href, "http://byurl.com/");
+  Assert.equal(bm2.title, "a bookmark");
+
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://byurl.com/",
+    title: "a bookmark",
+  });
+  let bm4 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback
+  );
+  checkBookmarkObject(bm4);
+  Assert.deepEqual(bm3, bm4);
+  Assert.equal(gAccumulator.results.length, 2);
+  gAccumulator.results.forEach(checkBookmarkObject);
+  Assert.deepEqual(gAccumulator.results[0], bm4);
+
+  // After an update the returned bookmark should change.
+  await PlacesUtils.bookmarks.update({ guid: bm1.guid, title: "new title" });
+  let bm5 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback
+  );
+  checkBookmarkObject(bm5);
+  // Cannot use deepEqual cause lastModified changed.
+  Assert.equal(bm1.guid, bm5.guid);
+  Assert.ok(bm5.lastModified > bm1.lastModified);
+  Assert.equal(gAccumulator.results.length, 2);
+  gAccumulator.results.forEach(checkBookmarkObject);
+  Assert.deepEqual(gAccumulator.results[0], bm5);
+
+  // cleanup
+  PlacesUtils.tagging.untagURI(bm1.url.URI, ["Test Tag"]);
+});
+
+add_task(async function fetch_concurrent() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://concurrent.url.com/",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback,
+    { concurrent: true }
+  );
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+  Assert.deepEqual(bm1, bm2);
+  let bm3 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback,
+    { concurrent: false }
+  );
+  checkBookmarkObject(bm3);
+  Assert.equal(gAccumulator.results.length, 1);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+  Assert.deepEqual(bm1, bm3);
+  let bm4 = await PlacesUtils.bookmarks.fetch(
+    { url: bm1.url },
+    gAccumulator.callback,
+    {}
+  );
+  checkBookmarkObject(bm4);
+  Assert.equal(gAccumulator.results.length, 1);
+  Assert.deepEqual(gAccumulator.results[0], bm1);
+  Assert.deepEqual(bm1, bm4);
+});
+
+add_task(async function fetch_by_parent() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  checkBookmarkObject(folder1);
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    url: "http://bm1.example.com/",
+    title: "bookmark 1",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    url: "http://bm2.example.com/",
+    title: "bookmark 2",
+  });
+  checkBookmarkObject(bm2);
+
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "sub folder",
+    index: 0,
+  });
+  checkBookmarkObject(bm2);
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: bm3.guid,
+    url: "http://mozilla.org/",
+    title: "sub bookmark",
+  });
+
+  await PlacesUtils.bookmarks.fetch(
+    { parentGuid: folder1.guid },
+    gAccumulator.callback
+  );
+
+  Assert.equal(gAccumulator.results.length, 3);
+
+  Assert.equal(gAccumulator.results[0].childCount, 1);
+  bm3.childCount = gAccumulator.results[0].childCount;
+  bm3.lastModified = gAccumulator.results[0].lastModified;
+  Assert.deepEqual(bm3, gAccumulator.results[0]);
+  Assert.equal(bm1.url.href, gAccumulator.results[1].url.href);
+  Assert.equal(bm2.url.href, gAccumulator.results[2].url.href);
+
+  await PlacesUtils.bookmarks.remove(folder1);
+});
+
+add_task(async function fetch_with_bookmark_path() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "Parent",
+  });
+  checkBookmarkObject(folder1);
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    url: "http://bookmarkpath.example.com/",
+    title: "Child Bookmark",
+  });
+  checkBookmarkObject(bm1);
+
+  let bm2 = await PlacesUtils.bookmarks.fetch(
+    { guid: bm1.guid },
+    gAccumulator.callback,
+    { includePath: true }
+  );
+  checkBookmarkObject(bm2);
+  Assert.equal(gAccumulator.results.length, 1);
+  Assert.equal(bm2.path.length, 2);
+  Assert.equal(bm2.path[0].guid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm2.path[0].title, "unfiled");
+  Assert.equal(bm2.path[1].guid, folder1.guid);
+  Assert.equal(bm2.path[1].title, folder1.title);
+
+  await PlacesUtils.bookmarks.remove(folder1);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_getRecent.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_getRecent.js
new file mode 100644
index 0000000000..55cddb8820
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_getRecent.js
@@ -0,0 +1,117 @@
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.getRecent(),
+    /numberOfItems argument is required/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.getRecent("abc"),
+    /numberOfItems argument must be an integer/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.getRecent(1.2),
+    /numberOfItems argument must be an integer/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.getRecent(0),
+    /numberOfItems argument must be greater than zero/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.getRecent(-1),
+    /numberOfItems argument must be greater than zero/
+  );
+});
+
+add_task(async function getRecent_returns_recent_bookmarks() {
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/path",
+    title: "another bookmark",
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.net/",
+    title: "another bookmark",
+  });
+  let bm4 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.net/path",
+    title: "yet another bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+  checkBookmarkObject(bm3);
+  checkBookmarkObject(bm4);
+
+  // Add a tag to the most recent url to prove it doesn't get returned.
+  PlacesUtils.tagging.tagURI(uri(bm4.url), ["Test Tag"]);
+
+  // Add a separator.
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+
+  // Add a query bookmark.
+  let queryURL = `place:parent=${PlacesUtils.bookmarks.menuGuid}&queryType=1`;
+  let bm5 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: queryURL,
+    title: "a test query",
+  });
+  checkBookmarkObject(bm5);
+
+  // Verify that getRecent only returns actual bookmarks.
+  let results = await PlacesUtils.bookmarks.getRecent(100);
+  Assert.equal(
+    results.length,
+    4,
+    "The expected number of bookmarks was returned."
+  );
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(
+    bm4,
+    results[0],
+    "The first result is the expected bookmark."
+  );
+  checkBookmarkObject(results[1]);
+  Assert.deepEqual(
+    bm3,
+    results[1],
+    "The second result is the expected bookmark."
+  );
+  checkBookmarkObject(results[2]);
+  Assert.deepEqual(
+    bm2,
+    results[2],
+    "The third result is the expected bookmark."
+  );
+  checkBookmarkObject(results[3]);
+  Assert.deepEqual(
+    bm1,
+    results[3],
+    "The fourth result is the expected bookmark."
+  );
+
+  // Verify that getRecent utilizes the numberOfItems argument.
+  results = await PlacesUtils.bookmarks.getRecent(1);
+  Assert.equal(
+    results.length,
+    1,
+    "The expected number of bookmarks was returned."
+  );
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(
+    bm4,
+    results[0],
+    "The first result is the expected bookmark."
+  );
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_insert.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_insert.js
new file mode 100644
index 0000000000..df99a5fe3d
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_insert.js
@@ -0,0 +1,432 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert(),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert(null),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({}),
+    /The following properties were expected/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ guid: "test" }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ guid: null }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ guid: 123 }),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ parentGuid: "test" }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ parentGuid: null }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ parentGuid: 123 }),
+    /Invalid value for property 'parentGuid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ index: "1" }),
+    /Invalid value for property 'index'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ index: -10 }),
+    /Invalid value for property 'index'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ dateAdded: -10 }),
+    /Invalid value for property 'dateAdded'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ dateAdded: "today" }),
+    /Invalid value for property 'dateAdded'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ dateAdded: Date.now() }),
+    /Invalid value for property 'dateAdded'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ dateAdded: new Date(NaN) }),
+    /Invalid value for property 'dateAdded'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ lastModified: -10 }),
+    /Invalid value for property 'lastModified'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ lastModified: "today" }),
+    /Invalid value for property 'lastModified'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ lastModified: Date.now() }),
+    /Invalid value for property 'lastModified'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ lastModified: new Date(NaN) }),
+    /Invalid value for property 'lastModified'/
+  );
+
+  let past = new Date(Date.now() - 86400000);
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ lastModified: past }),
+    /Invalid value for property 'lastModified'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ type: -1 }),
+    /Invalid value for property 'type'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ type: 100 }),
+    /Invalid value for property 'type'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.insert({ type: "bookmark" }),
+    /Invalid value for property 'type'/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        title: -1,
+      }),
+    /Invalid value for property 'title'/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: 10,
+      }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: "http://te st",
+      }),
+    /Invalid value for property 'url'/
+  );
+  let longurl = "http://www.example.com/";
+  for (let i = 0; i < 65536; i++) {
+    longurl += "a";
+  }
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: longurl,
+      }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: NetUtil.newURI(longurl),
+      }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: "te st",
+      }),
+    /Invalid value for property 'url'/
+  );
+});
+
+add_task(async function invalid_properties_for_bookmark_type() {
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        url: "http://www.moz.com/",
+      }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+        url: "http://www.moz.com/",
+      }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+        title: "test",
+      }),
+    /Invalid value for property 'title'/
+  );
+});
+
+add_task(async function test_insert_into_root_throws() {
+  const { sinon } = ChromeUtils.importESModule(
+    "resource://testing-common/Sinon.sys.mjs"
+  );
+  const sandbox = sinon.createSandbox();
+  sandbox.stub(PlacesUtils, "isInAutomation").get(() => false);
+  registerCleanupFunction(() => sandbox.restore());
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.rootGuid,
+        url: "http://example.com",
+      }),
+    /Invalid value for property 'parentGuid'/,
+    "Should throw when inserting a bookmark into the root."
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.rootGuid,
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      }),
+    /Invalid value for property 'parentGuid'/,
+    "Should throw when inserting a folder into the root."
+  );
+  sandbox.restore();
+});
+
+add_task(async function long_title_trim() {
+  let longtitle = "a";
+  for (let i = 0; i < 4096; i++) {
+    longtitle += "a";
+  }
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: longtitle,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 0);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_FOLDER);
+  Assert.equal(bm.title.length, 4096, "title should have been trimmed");
+  Assert.ok(!("url" in bm), "url should not be set");
+});
+
+add_task(async function create_separator() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    index: PlacesUtils.bookmarks.DEFAULT_INDEX,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 1);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_SEPARATOR);
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function create_separator_w_title_fail() {
+  try {
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      title: "a separator",
+    });
+    Assert.ok(false, "Trying to set title for a separator should reject");
+  } catch (ex) {}
+});
+
+add_task(async function create_separator_invalid_parent_fail() {
+  try {
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: "123456789012",
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      title: "a separator",
+    });
+    Assert.ok(
+      false,
+      "Trying to create an item in a non existing parent reject"
+    );
+  } catch (ex) {}
+});
+
+add_task(async function create_separator_given_guid() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    index: PlacesUtils.bookmarks.DEFAULT_INDEX,
+    guid: "123456789012",
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.guid, "123456789012");
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 2);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_SEPARATOR);
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function create_item_given_guid_no_type_fail() {
+  try {
+    await PlacesUtils.bookmarks.insert({ parentGuid: "123456789012" });
+    Assert.ok(
+      false,
+      "Trying to create an item with a given guid but no type should reject"
+    );
+  } catch (ex) {}
+});
+
+add_task(async function create_separator_big_index() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    index: 9999,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 3);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_SEPARATOR);
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function create_separator_given_dateAdded() {
+  let time = new Date();
+  let past = new Date(time - 86400000);
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    dateAdded: past,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.dateAdded, past);
+  Assert.equal(bm.lastModified, past);
+});
+
+add_task(async function create_folder() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_FOLDER);
+  Assert.strictEqual(bm.title, "");
+
+  // And then create a nested folder.
+  let parentGuid = bm.guid;
+  bm = await PlacesUtils.bookmarks.insert({
+    parentGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, parentGuid);
+  Assert.equal(bm.index, 0);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_FOLDER);
+  Assert.strictEqual(bm.title, "a folder");
+});
+
+add_task(async function create_bookmark() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let parentGuid = bm.guid;
+
+  bm = await PlacesUtils.bookmarks.insert({
+    parentGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, parentGuid);
+  Assert.equal(bm.index, 0);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm.url.href, "http://example.com/");
+  Assert.equal(bm.title, "a bookmark");
+
+  // Check parent lastModified.
+  let parent = await PlacesUtils.bookmarks.fetch({ guid: bm.parentGuid });
+  Assert.deepEqual(parent.lastModified, bm.dateAdded);
+
+  bm = await PlacesUtils.bookmarks.insert({
+    parentGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: new URL("http://example.com/"),
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, parentGuid);
+  Assert.equal(bm.index, 1);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm.url.href, "http://example.com/");
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function create_bookmark_frecency() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm);
+
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  Assert.greater(
+    await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: bm.url,
+    }),
+    0,
+    "Check frecency has been updated"
+  );
+});
+
+add_task(async function create_bookmark_without_type() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm.url.href, "http://example.com/");
+  Assert.equal(bm.title, "a bookmark");
+});
+
+add_task(async function test_url_with_apices() {
+  // Apices may confuse code and cause injection if mishandled.
+  const url = `javascript:alert("%s");alert('%s');`;
+  await PlacesUtils.bookmarks.insert({
+    url,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  // Just a sanity check, this should not throw.
+  await PlacesUtils.history.remove(url);
+  let bm = await PlacesUtils.bookmarks.fetch({ url });
+  await PlacesUtils.bookmarks.remove(bm);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_insertTree.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_insertTree.js
new file mode 100644
index 0000000000..0fad7d4b31
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_insertTree.js
@@ -0,0 +1,590 @@
+add_task(async function invalid_input_rejects() {
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(),
+    /Should be provided a valid tree object./
+  );
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(null),
+    /Should be provided a valid tree object./
+  );
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree("foo"),
+    /Should be provided a valid tree object./
+  );
+
+  // All subsequent tests pass a valid parent guid.
+  let guid = PlacesUtils.bookmarks.unfiledGuid;
+
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree({ guid, children: [] }),
+    /Should have a non-zero number of children to insert./
+  );
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree({ guid }),
+    /Should have a non-zero number of children to insert./
+  );
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree({ children: [{}], guid }),
+    /The following properties were expected: url/
+  );
+
+  // Reuse another variable to make this easier to read:
+  let tree = { guid, children: [{ guid: "test" }] };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'guid'/
+  );
+  tree.children = [{ guid: null }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'guid'/
+  );
+  tree.children = [{ guid: 123 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'guid'/
+  );
+
+  tree.children = [{ dateAdded: -10 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'dateAdded'/
+  );
+  tree.children = [{ dateAdded: "today" }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'dateAdded'/
+  );
+  tree.children = [{ dateAdded: Date.now() }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'dateAdded'/
+  );
+  tree.children = [{ dateAdded: new Date(NaN) }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'dateAdded'/
+  );
+
+  tree.children = [{ lastModified: -10 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'lastModified'/
+  );
+  tree.children = [{ lastModified: "today" }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'lastModified'/
+  );
+  tree.children = [{ lastModified: Date.now() }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'lastModified'/
+  );
+
+  let time = Date.now();
+  let future = new Date(time + 86400000);
+  tree.children = [{ dateAdded: future, lastModified: time }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'dateAdded'/
+  );
+  let past = new Date(time - 86400000);
+  tree.children = [{ lastModified: past }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'lastModified'/
+  );
+
+  tree.children = [{ type: -1 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'type'/
+  );
+  tree.children = [{ type: 100 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'type'/
+  );
+  tree.children = [{ type: "bookmark" }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'type'/
+  );
+
+  tree.children = [{ type: PlacesUtils.bookmarks.TYPE_BOOKMARK, title: -1 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'title'/
+  );
+
+  tree.children = [{ type: PlacesUtils.bookmarks.TYPE_BOOKMARK, url: 10 }];
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(tree),
+    /Invalid value for property 'url'/
+  );
+
+  let treeWithBrokenURL = {
+    children: [
+      { type: PlacesUtils.bookmarks.TYPE_BOOKMARK, url: "http://te st" },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(treeWithBrokenURL),
+    /Invalid value for property 'url'/
+  );
+  let longurl = "http://www.example.com/" + "a".repeat(65536);
+  let treeWithLongURL = {
+    children: [{ type: PlacesUtils.bookmarks.TYPE_BOOKMARK, url: longurl }],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(treeWithLongURL),
+    /Invalid value for property 'url'/
+  );
+  let treeWithLongURI = {
+    children: [
+      {
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: NetUtil.newURI(longurl),
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(treeWithLongURI),
+    /Invalid value for property 'url'/
+  );
+  let treeWithOtherBrokenURL = {
+    children: [{ type: PlacesUtils.bookmarks.TYPE_BOOKMARK, url: "te st" }],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(treeWithOtherBrokenURL),
+    /Invalid value for property 'url'/
+  );
+});
+
+add_task(async function invalid_properties_for_bookmark_type() {
+  let folderWithURL = {
+    children: [
+      { type: PlacesUtils.bookmarks.TYPE_FOLDER, url: "http://www.moz.com/" },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(folderWithURL),
+    /Invalid value for property 'url'/
+  );
+  let separatorWithURL = {
+    children: [
+      {
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+        url: "http://www.moz.com/",
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(separatorWithURL),
+    /Invalid value for property 'url'/
+  );
+  let separatorWithTitle = {
+    children: [{ type: PlacesUtils.bookmarks.TYPE_SEPARATOR, title: "test" }],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  };
+  await Assert.throws(
+    () => PlacesUtils.bookmarks.insertTree(separatorWithTitle),
+    /Invalid value for property 'title'/
+  );
+});
+
+add_task(async function create_separator() {
+  let [bm] = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 0);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_SEPARATOR);
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function create_plain_bm() {
+  let [bm] = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        url: "http://www.example.com/",
+        title: "Test",
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 1);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_BOOKMARK);
+  Assert.equal(bm.title, "Test");
+  Assert.equal(bm.url.href, "http://www.example.com/");
+});
+
+add_task(async function create_folder() {
+  let [bm] = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        title: "Test",
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  Assert.equal(bm.index, 2);
+  Assert.equal(bm.dateAdded, bm.lastModified);
+  Assert.equal(bm.type, PlacesUtils.bookmarks.TYPE_FOLDER);
+  Assert.equal(bm.title, "Test");
+});
+
+add_task(async function create_in_tags() {
+  await Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insertTree({
+        children: [
+          {
+            type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+            url: "http://www.example.com/",
+            title: "Test adding a tag",
+          },
+        ],
+        guid: PlacesUtils.bookmarks.tagsGuid,
+      }),
+    /Can't use insertTree to insert tags/
+  );
+  let guidForTag = (
+    await PlacesUtils.bookmarks.insert({
+      title: "test-tag",
+      url: "http://www.unused.com/",
+      parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    })
+  ).guid;
+  await Assert.rejects(
+    PlacesUtils.bookmarks.insertTree({
+      children: [
+        {
+          type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+          url: "http://www.example.com/",
+          title: "Test adding an item to a tag",
+        },
+      ],
+      guid: guidForTag,
+    }),
+    /Can't use insertTree to insert tags/
+  );
+  await PlacesUtils.bookmarks.remove(guidForTag);
+  await PlacesTestUtils.promiseAsyncUpdates();
+});
+
+add_task(async function insert_into_root() {
+  await Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insertTree({
+        children: [
+          {
+            type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+            url: "http://www.example.com/",
+            title: "Test inserting into root",
+          },
+        ],
+        guid: PlacesUtils.bookmarks.rootGuid,
+      }),
+    /Can't insert into the root/
+  );
+});
+
+add_task(async function tree_where_separator_or_folder_has_kids() {
+  await Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insertTree({
+        children: [
+          {
+            type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+            children: [
+              {
+                type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+                url: "http://www.example.com/",
+                title: "Test inserting into separator",
+              },
+            ],
+          },
+        ],
+        guid: PlacesUtils.bookmarks.unfiledGuid,
+      }),
+    /Invalid value for property 'children'/
+  );
+
+  await Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.insertTree({
+        children: [
+          {
+            type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+            children: [
+              {
+                type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+                url: "http://www.example.com/",
+                title: "Test inserting into separator",
+              },
+            ],
+          },
+        ],
+        guid: PlacesUtils.bookmarks.unfiledGuid,
+      }),
+    /Invalid value for property 'children'/
+  );
+});
+
+add_task(async function create_hierarchy() {
+  let obsInvoked = 0;
+  let listener = events => {
+    for (let event of events) {
+      obsInvoked++;
+      Assert.greater(event.id, 0, "Should have a valid itemId");
+    }
+  };
+  PlacesUtils.observers.addListener(["bookmark-added"], listener);
+  let bms = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        title: "Root item",
+        children: [
+          {
+            url: "http://www.example.com/1",
+            title: "BM 1",
+          },
+          {
+            url: "http://www.example.com/2",
+            title: "BM 2",
+          },
+          {
+            title: "Sub",
+            type: PlacesUtils.bookmarks.TYPE_FOLDER,
+            children: [
+              {
+                title: "Sub BM 1",
+                url: "http://www.example.com/sub/1",
+              },
+              {
+                title: "Sub BM 2",
+                url: "http://www.example.com/sub/2",
+              },
+            ],
+          },
+        ],
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  PlacesUtils.observers.removeListener(["bookmark-added"], listener);
+  let parentFolder = null,
+    subFolder = null;
+  let prevBM = null;
+  for (let bm of bms) {
+    checkBookmarkObject(bm);
+    if (prevBM && prevBM.parentGuid == bm.parentGuid) {
+      Assert.equal(prevBM.index + 1, bm.index, "Indices should be subsequent");
+      Assert.equal(
+        (await PlacesUtils.bookmarks.fetch(bm.guid)).index,
+        bm.index,
+        "Index reflects inserted index"
+      );
+    }
+    prevBM = bm;
+    if (bm.type == PlacesUtils.bookmarks.TYPE_BOOKMARK) {
+      Assert.greater(
+        await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+          url: bm.url,
+        }),
+        0,
+        "Check frecency has been updated for bookmark " + bm.url
+      );
+    }
+    if (bm.title == "Root item") {
+      Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+      parentFolder = bm;
+    } else if (!bm.title.startsWith("Sub BM")) {
+      Assert.equal(bm.parentGuid, parentFolder.guid);
+      if (bm.type == PlacesUtils.bookmarks.TYPE_FOLDER) {
+        subFolder = bm;
+      }
+    } else {
+      Assert.equal(bm.parentGuid, subFolder.guid);
+    }
+  }
+  Assert.equal(obsInvoked, bms.length);
+  Assert.equal(obsInvoked, 6);
+});
+
+add_task(async function insert_many_non_nested() {
+  let obsInvoked = 0;
+  let listener = events => {
+    for (let event of events) {
+      obsInvoked++;
+      Assert.greater(event.id, 0, "Should have a valid itemId");
+    }
+  };
+  PlacesUtils.observers.addListener(["bookmark-added"], listener);
+  let bms = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        url: "http://www.example.com/1",
+        title: "Item 1",
+      },
+      {
+        url: "http://www.example.com/2",
+        title: "Item 2",
+      },
+      {
+        url: "http://www.example.com/3",
+        title: "Item 3",
+      },
+      {
+        type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      },
+      {
+        title: "Item 4",
+        url: "http://www.example.com/4",
+      },
+      {
+        title: "Item 5",
+        url: "http://www.example.com/5",
+      },
+    ],
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  PlacesUtils.observers.removeListener(["bookmark-added"], listener);
+  let startIndex = -1;
+  for (let bm of bms) {
+    checkBookmarkObject(bm);
+    if (startIndex == -1) {
+      startIndex = bm.index;
+    } else {
+      Assert.equal(++startIndex, bm.index, "Indices should be subsequent");
+    }
+    Assert.equal(
+      (await PlacesUtils.bookmarks.fetch(bm.guid)).index,
+      bm.index,
+      "Index reflects inserted index"
+    );
+    if (bm.type == PlacesUtils.bookmarks.TYPE_BOOKMARK) {
+      Assert.greater(
+        await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+          url: bm.url,
+        }),
+        0,
+        "Check frecency has been updated for bookmark " + bm.url
+      );
+    }
+    Assert.equal(bm.parentGuid, PlacesUtils.bookmarks.unfiledGuid);
+  }
+  Assert.equal(obsInvoked, bms.length);
+  Assert.equal(obsInvoked, 6);
+});
+
+add_task(async function create_in_folder() {
+  let mozFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "Mozilla",
+  });
+
+  let notifications = [];
+  let listener = events => {
+    for (let event of events) {
+      notifications.push({
+        itemId: event.id,
+        parentId: event.parentId,
+        index: event.index,
+        title: event.title,
+        guid: event.guid,
+        parentGuid: event.parentGuid,
+      });
+    }
+  };
+  PlacesUtils.observers.addListener(["bookmark-added"], listener);
+
+  let bms = await PlacesUtils.bookmarks.insertTree({
+    children: [
+      {
+        url: "http://getfirefox.com",
+        title: "Get Firefox!",
+      },
+      {
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        title: "Community",
+        children: [
+          {
+            url: "http://getthunderbird.com",
+            title: "Get Thunderbird!",
+          },
+          {
+            url: "https://www.seamonkey-project.org",
+            title: "SeaMonkey",
+          },
+        ],
+      },
+    ],
+    guid: mozFolder.guid,
+  });
+  await PlacesTestUtils.promiseAsyncUpdates();
+
+  PlacesUtils.observers.removeListener(["bookmark-added"], listener);
+
+  let mozFolderId = await PlacesUtils.promiseItemId(mozFolder.guid);
+  let commFolderId = await PlacesUtils.promiseItemId(bms[1].guid);
+  deepEqual(notifications, [
+    {
+      itemId: await PlacesUtils.promiseItemId(bms[0].guid),
+      parentId: mozFolderId,
+      index: 0,
+      title: "Get Firefox!",
+      guid: bms[0].guid,
+      parentGuid: mozFolder.guid,
+    },
+    {
+      itemId: commFolderId,
+      parentId: mozFolderId,
+      index: 1,
+      title: "Community",
+      guid: bms[1].guid,
+      parentGuid: mozFolder.guid,
+    },
+    {
+      itemId: await PlacesUtils.promiseItemId(bms[2].guid),
+      parentId: commFolderId,
+      index: 0,
+      title: "Get Thunderbird!",
+      guid: bms[2].guid,
+      parentGuid: bms[1].guid,
+    },
+    {
+      itemId: await PlacesUtils.promiseItemId(bms[3].guid),
+      parentId: commFolderId,
+      index: 1,
+      title: "SeaMonkey",
+      guid: bms[3].guid,
+      parentGuid: bms[1].guid,
+    },
+  ]);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_moveToFolder.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_moveToFolder.js
new file mode 100644
index 0000000000..7cc3eb0916
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_moveToFolder.js
@@ -0,0 +1,723 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+function ensurePosition(info, parentGuid, index) {
+  print(`Checking ${info.guid}`);
+  checkBookmarkObject(info);
+  Assert.equal(
+    info.parentGuid,
+    parentGuid,
+    "Should be in the correct parent folder"
+  );
+  Assert.equal(info.index, index, "Should have the correct index");
+}
+
+function insertChildren(folder, items) {
+  if (!items.length) {
+    return [];
+  }
+
+  let children = [];
+  for (let i = 0; i < items.length; i++) {
+    if (items[i].type === TYPE_BOOKMARK) {
+      children.push({
+        title: `${i}`,
+        url: "http://example.com",
+      });
+    } else {
+      throw new Error(`Type ${items[i].type} is not supported.`);
+    }
+  }
+  return PlacesUtils.bookmarks.insertTree({
+    guid: folder.guid,
+    children,
+  });
+}
+
+async function dumpFolderChildren(
+  folder,
+  details,
+  folderA,
+  folderB,
+  originalAChildren,
+  originalBChildren
+) {
+  info(`${folder} Details:`);
+  info(`Input: ${JSON.stringify(details.initial[folder])}`);
+  info(`Expected: ${JSON.stringify(details.expected[folder])}`);
+  info("Index\tOriginal\tExpected\tResult");
+
+  let originalChildren;
+  let folderGuid;
+  if (folder == "folderA") {
+    originalChildren = originalAChildren;
+    folderGuid = folderA.guid;
+  } else {
+    originalChildren = originalBChildren;
+    folderGuid = folderB.guid;
+  }
+
+  let tree = await PlacesUtils.promiseBookmarksTree(folderGuid);
+  let childrenCount = tree.children ? tree.children.length : 0;
+  for (let i = 0; i < originalChildren.length || i < childrenCount; i++) {
+    let originalGuid =
+      i < originalChildren.length ? originalChildren[i].guid : "            ";
+    let resultGuid = i < childrenCount ? tree.children[i].guid : "            ";
+    let expectedGuid = "            ";
+    if (i < details.expected[folder].length) {
+      let expected = details.expected[folder][i];
+      expectedGuid =
+        expected.folder == "a"
+          ? originalAChildren[expected.originalIndex].guid
+          : originalBChildren[expected.originalIndex].guid;
+    }
+    info(`${i}\t${originalGuid}\t${expectedGuid}\t${resultGuid}\n`);
+  }
+}
+
+async function checkExpectedResults(
+  details,
+  folder,
+  folderGuid,
+  lastModified,
+  movedItems,
+  folderAChildren,
+  folderBChildren
+) {
+  let expectedResults = details.expected[folder];
+  for (let i = 0; i < expectedResults.length; i++) {
+    let expectedDetails = expectedResults[i];
+    let originalItem =
+      expectedDetails.folder == "a"
+        ? folderAChildren[expectedDetails.originalIndex]
+        : folderBChildren[expectedDetails.originalIndex];
+
+    // Check the item got updated correctly in the database.
+    let updatedItem = await PlacesUtils.bookmarks.fetch(originalItem.guid);
+
+    ensurePosition(updatedItem, folderGuid, i);
+    Assert.greaterOrEqual(
+      updatedItem.lastModified.getTime(),
+      lastModified.getTime(),
+      "Last modified should be later or equal to before"
+    );
+  }
+
+  if (details.expected.skipResultIndexChecks) {
+    return;
+  }
+
+  // Check the items returned from the actual move() call are correct.
+  let index = 0;
+  for (let item of details.initial[folder]) {
+    if (!("targetFolder" in item)) {
+      // We weren't moving this item, so skip it and continue.
+      continue;
+    }
+
+    let movedItem = movedItems[index];
+    let updatedItem = await PlacesUtils.bookmarks.fetch(movedItem.guid);
+
+    ensurePosition(movedItem, updatedItem.parentGuid, updatedItem.index);
+
+    index++;
+  }
+}
+
+async function checkLastModifiedForFolders(details, folder, movedItems) {
+  // For the tests, the moves always come from folderA.
+  if (
+    details.initial.folderA.some(
+      item => "targetFolder" in item && item.targetFolder == folder.title
+    )
+  ) {
+    let updatedFolder = await PlacesUtils.bookmarks.fetch(folder.guid);
+
+    Assert.greaterOrEqual(
+      updatedFolder.lastModified.getTime(),
+      folder.lastModified.getTime(),
+      "Should have updated the folder's last modified time."
+    );
+    print(JSON.stringify(movedItems[0]));
+    Assert.deepEqual(
+      updatedFolder.lastModified,
+      movedItems[0].lastModified,
+      "Should have the same last modified as the moved items."
+    );
+  }
+}
+
+async function testMoveToFolder(details) {
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // Always create two folders by default.
+  let [folderA, folderB] = await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.unfiledGuid,
+    children: [
+      {
+        title: "a",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      },
+      {
+        title: "b",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      },
+    ],
+  });
+
+  checkBookmarkObject(folderA);
+  let folderAChildren = await insertChildren(folderA, details.initial.folderA);
+  checkBookmarkObject(folderB);
+  let folderBChildren = await insertChildren(folderB, details.initial.folderB);
+
+  const originalAChildren = folderAChildren.map(child => {
+    return { ...child };
+  });
+  const originalBChildren = folderBChildren.map(child => {
+    return { ...child };
+  });
+
+  let lastModified;
+  if (folderAChildren.length) {
+    lastModified = folderAChildren[0].lastModified;
+  } else if (folderBChildren.length) {
+    lastModified = folderBChildren[0].lastModified;
+  } else {
+    throw new Error("No children added, can't determine lastModified");
+  }
+
+  // Work out which children to move and to where.
+  let childrenToUpdate = [];
+  for (let i = 0; i < details.initial.folderA.length; i++) {
+    if ("move" in details.initial.folderA[i]) {
+      childrenToUpdate.push(folderAChildren[i].guid);
+    }
+  }
+
+  let observer;
+  if (details.notifications) {
+    observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+  }
+
+  let movedItems = await PlacesUtils.bookmarks.moveToFolder(
+    childrenToUpdate,
+    details.targetFolder == "a" ? folderA.guid : folderB.guid,
+    details.targetIndex
+  );
+
+  await dumpFolderChildren(
+    "folderA",
+    details,
+    folderA,
+    folderB,
+    originalAChildren,
+    originalBChildren
+  );
+  await dumpFolderChildren(
+    "folderB",
+    details,
+    folderA,
+    folderB,
+    originalAChildren,
+    originalBChildren
+  );
+
+  Assert.equal(movedItems.length, childrenToUpdate.length);
+  await checkExpectedResults(
+    details,
+    "folderA",
+    folderA.guid,
+    lastModified,
+    movedItems,
+    folderAChildren,
+    folderBChildren
+  );
+  await checkExpectedResults(
+    details,
+    "folderB",
+    folderB.guid,
+    lastModified,
+    movedItems,
+    folderAChildren,
+    folderBChildren
+  );
+
+  if (details.notifications) {
+    let expectedNotifications = [];
+
+    for (let notification of details.notifications) {
+      let origItem =
+        notification.originalFolder == "folderA"
+          ? originalAChildren[notification.originalIndex]
+          : originalBChildren[notification.originalIndex];
+      let newFolder = notification.newFolder == "folderA" ? folderA : folderB;
+
+      expectedNotifications.push({
+        type: "bookmark-moved",
+        id: await PlacesUtils.promiseItemId(origItem.guid),
+        itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url: origItem.url,
+        guid: origItem.guid,
+        parentGuid: newFolder.guid,
+        source: PlacesUtils.bookmarks.SOURCES.DEFAULT,
+        index: notification.newIndex,
+        oldParentGuid: origItem.parentGuid,
+        oldIndex: notification.originalIndex,
+        isTagging: false,
+      });
+    }
+    observer.check(expectedNotifications);
+  }
+
+  await checkLastModifiedForFolders(details, folderA, movedItems);
+  await checkLastModifiedForFolders(details, folderB, movedItems);
+}
+
+const TYPE_BOOKMARK = PlacesUtils.bookmarks.TYPE_BOOKMARK;
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder(),
+    /guids should be an array/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder({}),
+    /guids should be an array/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder([]),
+    /guids should be an array of at least one item/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder(["test"]),
+    /Expected only valid GUIDs to be passed/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder([null]),
+    /Expected only valid GUIDs to be passed/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder([123]),
+    /Expected only valid GUIDs to be passed/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.moveToFolder(["123456789012"], 123),
+    /Error: parentGuid should be a valid GUID/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.moveToFolder(
+        ["123456789012"],
+        PlacesUtils.bookmarks.rootGuid
+      ),
+    /Cannot move bookmarks into root/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.moveToFolder(["123456789012"], "123456789012", -2),
+    /index should be a number greater than/
+  );
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.moveToFolder(
+        ["123456789012"],
+        "123456789012",
+        "sdffd"
+      ),
+    /index should be a number greater than/
+  );
+});
+
+add_task(async function test_move_nonexisting_bookmark_rejects() {
+  await Assert.rejects(
+    PlacesUtils.bookmarks.moveToFolder(["123456789012"], "123456789012", -1),
+    /No bookmarks found for the provided GUID/,
+    "Should reject when moving a non-existing bookmark"
+  );
+});
+
+add_task(async function test_move_folder_into_descendant_rejects() {
+  let parent = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let descendant = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  await Assert.rejects(
+    PlacesUtils.bookmarks.moveToFolder([parent.guid], parent.guid, 0),
+    /Cannot insert a folder into itself or one of its descendants/,
+    "Should reject when moving a folder into itself"
+  );
+
+  await Assert.rejects(
+    PlacesUtils.bookmarks.moveToFolder([parent.guid], descendant.guid, 0),
+    /Cannot insert a folder into itself or one of its descendants/,
+    "Should reject when moving a folder into a descendant"
+  );
+});
+
+add_task(async function test_move_from_differnt_with_no_target_rejects() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  await Assert.rejects(
+    PlacesUtils.bookmarks.moveToFolder([bm1.guid, bm2.guid], null, -1),
+    /All bookmarks should be in the same folder if no parent is specified/,
+    "Should reject when moving bookmarks from different folders with no target folder"
+  );
+});
+
+add_task(async function test_move_append_same_folder() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK },
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK },
+      ],
+      folderB: [],
+    },
+    targetFolder: "a",
+    targetIndex: -1,
+    expected: {
+      folderA: [
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 2 },
+        { folder: "a", originalIndex: 1 },
+      ],
+      folderB: [],
+    },
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 1,
+        newFolder: "folderA",
+        newIndex: 2,
+      },
+    ],
+  });
+});
+
+add_task(async function test_move_append_multiple_same_folder() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK },
+      ],
+      folderB: [],
+    },
+    targetFolder: "a",
+    targetIndex: -1,
+    expected: {
+      folderA: [
+        { folder: "a", originalIndex: 3 },
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 1 },
+        { folder: "a", originalIndex: 2 },
+      ],
+      folderB: [],
+    },
+    // These are all inserted at position 3 as that's what the views require
+    // to be notified, to ensure the new items are displayed in their correct
+    // positions.
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 0,
+        newFolder: "folderA",
+        newIndex: 3,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 1,
+        newFolder: "folderA",
+        newIndex: 3,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 2,
+        newFolder: "folderA",
+        newIndex: 3,
+      },
+    ],
+  });
+});
+
+add_task(async function test_move_append_multiple_new_folder() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+      ],
+      folderB: [],
+    },
+    targetFolder: "b",
+    targetIndex: -1,
+    expected: {
+      folderA: [],
+      folderB: [
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 1 },
+        { folder: "a", originalIndex: 2 },
+      ],
+    },
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 0,
+        newFolder: "folderB",
+        newIndex: 0,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 1,
+        newFolder: "folderB",
+        newIndex: 1,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 2,
+        newFolder: "folderB",
+        newIndex: 2,
+      },
+    ],
+  });
+});
+
+add_task(async function test_move_append_multiple_new_folder_with_existing() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK, move: true },
+      ],
+      folderB: [{ type: TYPE_BOOKMARK }, { type: TYPE_BOOKMARK }],
+    },
+    targetFolder: "b",
+    targetIndex: -1,
+    expected: {
+      folderA: [],
+      folderB: [
+        { folder: "b", originalIndex: 0 },
+        { folder: "b", originalIndex: 1 },
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 1 },
+        { folder: "a", originalIndex: 2 },
+      ],
+    },
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 0,
+        newFolder: "folderB",
+        newIndex: 2,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 1,
+        newFolder: "folderB",
+        newIndex: 3,
+      },
+      {
+        originalFolder: "folderA",
+        originalIndex: 2,
+        newFolder: "folderB",
+        newIndex: 4,
+      },
+    ],
+  });
+});
+
+add_task(async function test_move_insert_same_folder_up() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK },
+        { type: TYPE_BOOKMARK },
+        { type: TYPE_BOOKMARK, move: true },
+      ],
+      folderB: [],
+    },
+    targetFolder: "a",
+    targetIndex: 0,
+    expected: {
+      folderA: [
+        { folder: "a", originalIndex: 2 },
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 1 },
+      ],
+      folderB: [],
+    },
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 2,
+        newFolder: "folderA",
+        newIndex: 0,
+      },
+    ],
+  });
+});
+
+add_task(async function test_move_insert_same_folder_down() {
+  await testMoveToFolder({
+    initial: {
+      folderA: [
+        { type: TYPE_BOOKMARK, move: true },
+        { type: TYPE_BOOKMARK },
+        { type: TYPE_BOOKMARK },
+      ],
+      folderB: [],
+    },
+    targetFolder: "a",
+    targetIndex: 2,
+    expected: {
+      folderA: [
+        { folder: "a", originalIndex: 1 },
+        { folder: "a", originalIndex: 0 },
+        { folder: "a", originalIndex: 2 },
+      ],
+      folderB: [],
+    },
+    notifications: [
+      {
+        originalFolder: "folderA",
+        originalIndex: 0,
+        newFolder: "folderA",
+        newIndex: 1,
+      },
+    ],
+  });
+});
+
+add_task(
+  async function test_move_insert_multiple_same_folder_split_locations() {
+    await testMoveToFolder({
+      initial: {
+        folderA: [
+          { type: TYPE_BOOKMARK, move: true },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK, move: true },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK, move: true },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK },
+          { type: TYPE_BOOKMARK, move: true },
+        ],
+        folderB: [],
+      },
+      targetFolder: "a",
+      targetIndex: 2,
+      expected: {
+        folderA: [
+          { folder: "a", originalIndex: 1 },
+          { folder: "a", originalIndex: 0 },
+          { folder: "a", originalIndex: 3 },
+          { folder: "a", originalIndex: 6 },
+          { folder: "a", originalIndex: 9 },
+          { folder: "a", originalIndex: 2 },
+          { folder: "a", originalIndex: 4 },
+          { folder: "a", originalIndex: 5 },
+          { folder: "a", originalIndex: 7 },
+          { folder: "a", originalIndex: 8 },
+        ],
+        folderB: [],
+      },
+      notifications: [
+        {
+          originalFolder: "folderA",
+          originalIndex: 0,
+          newFolder: "folderA",
+          newIndex: 1,
+        },
+        {
+          originalFolder: "folderA",
+          originalIndex: 3,
+          newFolder: "folderA",
+          newIndex: 2,
+        },
+        {
+          originalFolder: "folderA",
+          originalIndex: 6,
+          newFolder: "folderA",
+          newIndex: 3,
+        },
+        {
+          originalFolder: "folderA",
+          originalIndex: 9,
+          newFolder: "folderA",
+          newIndex: 4,
+        },
+      ],
+    });
+  }
+);
+
+add_task(async function test_move_folder_with_descendant() {
+  let parent = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    url: "http://example.com/",
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+  });
+  let descendant = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  Assert.equal(descendant.index, 1);
+  let lastModified = bm.lastModified;
+
+  // This is moving to a nonexisting index by purpose, it will be appended.
+  [bm] = await PlacesUtils.bookmarks.moveToFolder(
+    [bm.guid],
+    descendant.guid,
+    1
+  );
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, descendant.guid);
+  Assert.equal(bm.index, 0);
+  Assert.ok(bm.lastModified >= lastModified);
+
+  parent = await PlacesUtils.bookmarks.fetch(parent.guid);
+  descendant = await PlacesUtils.bookmarks.fetch(descendant.guid);
+  Assert.deepEqual(parent.lastModified, bm.lastModified);
+  Assert.deepEqual(descendant.lastModified, bm.lastModified);
+  Assert.equal(descendant.index, 0);
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.equal(bm.parentGuid, descendant.guid);
+  Assert.equal(bm.index, 0);
+
+  [bm] = await PlacesUtils.bookmarks.moveToFolder([bm.guid], parent.guid, 0);
+  Assert.equal(bm.parentGuid, parent.guid);
+  Assert.equal(bm.index, 0);
+
+  descendant = await PlacesUtils.bookmarks.fetch(descendant.guid);
+  Assert.equal(descendant.index, 1);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_notifications.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_notifications.js
new file mode 100644
index 0000000000..08afb6001d
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_notifications.js
@@ -0,0 +1,1135 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+ChromeUtils.defineESModuleGetters(this, {
+  Preferences: "resource://gre/modules/Preferences.sys.mjs",
+});
+
+add_task(async function insert_separator_notification() {
+  let observer = expectPlacesObserverNotifications(["bookmark-added"]);
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: itemId,
+      itemType: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      title: bm.title,
+      dateAdded: bm.dateAdded,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function insert_folder_notification() {
+  let observer = expectPlacesObserverNotifications(["bookmark-added"]);
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "a folder",
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: itemId,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      title: bm.title,
+      dateAdded: bm.dateAdded,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function insert_folder_notitle_notification() {
+  let observer = expectPlacesObserverNotifications(["bookmark-added"]);
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  strictEqual(bm.title, "", "Should return empty string for untitled folder");
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: itemId,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      title: bm.title,
+      dateAdded: bm.dateAdded,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function insert_bookmark_notification() {
+  let observer = expectPlacesObserverNotifications(["bookmark-added"]);
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://example.com/"),
+    title: "a bookmark",
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: itemId,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      title: bm.title,
+      dateAdded: bm.dateAdded,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function insert_bookmark_notitle_notification() {
+  let observer = expectPlacesObserverNotifications(["bookmark-added"]);
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://example.com/"),
+  });
+  strictEqual(bm.title, "", "Should return empty string for untitled bookmark");
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: itemId,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      title: bm.title,
+      dateAdded: bm.dateAdded,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function insert_bookmark_tag_notification() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://tag.example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  let tagFolder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    title: "tag",
+  });
+  const observer = expectPlacesObserverNotifications([
+    "bookmark-added",
+    "bookmark-tags-changed",
+  ]);
+  let tag = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: tagFolder.guid,
+    url: new URL("http://tag.example.com/"),
+  });
+  let tagId = await PlacesUtils.promiseItemId(tag.guid);
+  let tagParentId = await PlacesUtils.promiseItemId(tag.parentGuid);
+
+  observer.check([
+    {
+      type: "bookmark-added",
+      id: tagId,
+      parentId: tagParentId,
+      index: tag.index,
+      itemType: tag.type,
+      url: tag.url,
+      title: "",
+      dateAdded: tag.dateAdded,
+      guid: tag.guid,
+      parentGuid: tag.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: true,
+    },
+    {
+      type: "bookmark-tags-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      tags: ["tag"],
+      lastModified: bm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function update_bookmark_lastModified() {
+  let timerPrecision = Preferences.get("privacy.reduceTimerPrecision");
+  Preferences.set("privacy.reduceTimerPrecision", false);
+
+  registerCleanupFunction(function () {
+    Preferences.set("privacy.reduceTimerPrecision", timerPrecision);
+  });
+
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://lastmod.example.com/"),
+  });
+  const observer = expectPlacesObserverNotifications(["bookmark-time-changed"]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    lastModified: new Date(),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  observer.check([
+    {
+      type: "bookmark-time-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      dateAdded: bm.dateAdded,
+      lastModified: bm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function update_bookmark_title() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://title.example.com/"),
+  });
+  const observer = expectPlacesObserverNotifications([
+    "bookmark-title-changed",
+  ]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    title: "new title",
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  observer.check([
+    {
+      type: "bookmark-title-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url,
+      title: bm.title,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      lastModified: bm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function update_bookmark_uri() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://url.example.com/"),
+  });
+  const observer = expectPlacesObserverNotifications(["bookmark-url-changed"]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    url: "http://mozilla.org/",
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  observer.check([
+    {
+      type: "bookmark-url-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url.href,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+      lastModified: bm.lastModified,
+    },
+  ]);
+});
+
+add_task(async function update_move_same_folder() {
+  // Ensure there are at least two items in place (others test do so for us,
+  // but we don't have to depend on that).
+  await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://move.example.com/"),
+  });
+  let bmItemId = await PlacesUtils.promiseItemId(bm.guid);
+  let bmOldIndex = bm.index;
+
+  let observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: 0,
+  });
+  Assert.equal(bm.index, 0);
+  observer.check([
+    {
+      type: "bookmark-moved",
+      id: bmItemId,
+      itemType: bm.type,
+      url: "http://move.example.com/",
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      index: bm.index,
+      oldParentGuid: bm.parentGuid,
+      oldIndex: bmOldIndex,
+      isTagging: false,
+    },
+  ]);
+
+  // Test that we get the right index for DEFAULT_INDEX input.
+  bmOldIndex = 0;
+  observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    index: PlacesUtils.bookmarks.DEFAULT_INDEX,
+  });
+  Assert.ok(bm.index > 0);
+  observer.check([
+    {
+      type: "bookmark-moved",
+      id: bmItemId,
+      itemType: bm.type,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      index: bm.index,
+      oldParentGuid: bm.parentGuid,
+      oldIndex: bmOldIndex,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function update_move_different_folder() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://move.example.com/"),
+  });
+  let folder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let bmItemId = await PlacesUtils.promiseItemId(bm.guid);
+  let bmOldIndex = bm.index;
+
+  const observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: folder.guid,
+    index: PlacesUtils.bookmarks.DEFAULT_INDEX,
+  });
+  Assert.equal(bm.index, 0);
+  observer.check([
+    {
+      type: "bookmark-moved",
+      id: bmItemId,
+      itemType: bm.type,
+      url: "http://move.example.com/",
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      index: bm.index,
+      oldParentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      oldIndex: bmOldIndex,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function update_move_tag_folder() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://move.example.com/"),
+  });
+  let folder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    title: "tag",
+  });
+  let bmItemId = await PlacesUtils.promiseItemId(bm.guid);
+  let bmOldIndex = bm.index;
+
+  const observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: folder.guid,
+    index: PlacesUtils.bookmarks.DEFAULT_INDEX,
+  });
+  Assert.equal(bm.index, 0);
+  observer.check([
+    {
+      type: "bookmark-moved",
+      id: bmItemId,
+      itemType: bm.type,
+      url: "http://move.example.com/",
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      index: bm.index,
+      oldParentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      oldIndex: bmOldIndex,
+      isTagging: true,
+    },
+  ]);
+});
+
+add_task(async function remove_bookmark() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://remove.example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.remove(bm.guid);
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: itemId,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function remove_multiple_bookmarks() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://remove.example.com/",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://remove1.example.com/",
+  });
+  let itemId1 = await PlacesUtils.promiseItemId(bm1.guid);
+  let parentId1 = await PlacesUtils.promiseItemId(bm1.parentGuid);
+  let itemId2 = await PlacesUtils.promiseItemId(bm2.guid);
+  let parentId2 = await PlacesUtils.promiseItemId(bm2.parentGuid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.remove([bm1, bm2]);
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: itemId1,
+      parentId: parentId1,
+      index: bm1.index,
+      url: bm1.url,
+      guid: bm1.guid,
+      parentGuid: bm1.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: itemId2,
+      parentId: parentId2,
+      index: bm2.index - 1,
+      url: bm2.url,
+      guid: bm2.guid,
+      parentGuid: bm2.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function remove_folder() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.remove(bm.guid);
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: itemId,
+      parentId,
+      index: bm.index,
+      url: null,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function remove_bookmark_tag_notification() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://untag.example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  let tagFolder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    title: "tag",
+  });
+  let tag = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: tagFolder.guid,
+    url: new URL("http://untag.example.com/"),
+  });
+  let tagId = await PlacesUtils.promiseItemId(tag.guid);
+  let tagParentId = await PlacesUtils.promiseItemId(tag.parentGuid);
+
+  const observer = expectPlacesObserverNotifications([
+    "bookmark-removed",
+    "bookmark-tags-changed",
+  ]);
+  await PlacesUtils.bookmarks.remove(tag.guid);
+
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: tagId,
+      parentId: tagParentId,
+      index: tag.index,
+      url: tag.url,
+      guid: tag.guid,
+      parentGuid: tag.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: true,
+    },
+    {
+      type: "bookmark-tags-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      tags: [],
+      lastModified: bm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function rename_bookmark_tag_notification() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL("http://renametag.example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  let tagFolder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.tagsGuid,
+    title: "tag",
+  });
+  let tag = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: tagFolder.guid,
+    url: new URL("http://renametag.example.com/"),
+  });
+  let tagParentId = await PlacesUtils.promiseItemId(tag.parentGuid);
+
+  const observer = expectPlacesObserverNotifications([
+    "bookmark-title-changed",
+    "bookmark-tags-changed",
+  ]);
+  tagFolder = await PlacesUtils.bookmarks.update({
+    guid: tagFolder.guid,
+    title: "renamed",
+  });
+
+  observer.check([
+    {
+      type: "bookmark-title-changed",
+      id: tagParentId,
+      title: "renamed",
+      guid: tagFolder.guid,
+      url: "",
+      lastModified: tagFolder.lastModified,
+      parentGuid: tagFolder.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: true,
+    },
+    {
+      type: "bookmark-tags-changed",
+      id: itemId,
+      itemType: bm.type,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      tags: ["renamed"],
+      lastModified: bm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function remove_folder_notification() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let folder1Id = await PlacesUtils.promiseItemId(folder1.guid);
+  let folder1ParentId = await PlacesUtils.promiseItemId(folder1.parentGuid);
+
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: folder1.guid,
+    url: new URL("http://example.com/"),
+  });
+  let bmItemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: folder1.guid,
+  });
+  let folder2Id = await PlacesUtils.promiseItemId(folder2.guid);
+
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: folder2.guid,
+    url: new URL("http://example.com/"),
+  });
+  let bm2ItemId = await PlacesUtils.promiseItemId(bm2.guid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.remove(folder1.guid);
+
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: bm2ItemId,
+      parentId: folder2Id,
+      index: bm2.index,
+      url: bm2.url,
+      guid: bm2.guid,
+      parentGuid: bm2.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder2Id,
+      parentId: folder1Id,
+      index: folder2.index,
+      url: null,
+      guid: folder2.guid,
+      parentGuid: folder2.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: bmItemId,
+      parentId: folder1Id,
+      index: bm.index,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder1Id,
+      parentId: folder1ParentId,
+      index: folder1.index,
+      url: null,
+      guid: folder1.guid,
+      parentGuid: folder1.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function multiple_tags() {
+  const BOOKMARK_URL = "http://multipletags.example.com/";
+  const TAG_NAMES = ["tag1", "tag2", "tag3", "tag4", "tag5", "tag6"];
+
+  const bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: new URL(BOOKMARK_URL),
+  });
+  const itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  info("Register all tags");
+  const tagFolders = await Promise.all(
+    TAG_NAMES.map(tagName =>
+      PlacesUtils.bookmarks.insert({
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        parentGuid: PlacesUtils.bookmarks.tagsGuid,
+        title: tagName,
+      })
+    )
+  );
+
+  info("Test adding tags to bookmark");
+  for (let i = 0; i < tagFolders.length; i++) {
+    const tagFolder = tagFolders[i];
+    const expectedTagNames = TAG_NAMES.slice(0, i + 1);
+
+    const observer = expectPlacesObserverNotifications([
+      "bookmark-tags-changed",
+    ]);
+
+    await PlacesUtils.bookmarks.insert({
+      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      parentGuid: tagFolder.guid,
+      url: new URL(BOOKMARK_URL),
+    });
+
+    observer.check([
+      {
+        type: "bookmark-tags-changed",
+        id: itemId,
+        itemType: bm.type,
+        url: bm.url,
+        guid: bm.guid,
+        parentGuid: bm.parentGuid,
+        tags: expectedTagNames,
+        lastModified: bm.lastModified,
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+    ]);
+  }
+
+  info("Test removing tags from bookmark");
+  for (const removedLength of [1, 2, 3]) {
+    const removedTags = tagFolders.splice(0, removedLength);
+
+    const observer = expectPlacesObserverNotifications([
+      "bookmark-tags-changed",
+    ]);
+
+    // We can remove multiple tags at one time.
+    await PlacesUtils.bookmarks.remove(removedTags);
+
+    const expectedResults = [];
+
+    for (let i = 0; i < removedLength; i++) {
+      TAG_NAMES.splice(0, 1);
+      const expectedTagNames = [...TAG_NAMES];
+
+      expectedResults.push({
+        type: "bookmark-tags-changed",
+        id: itemId,
+        itemType: bm.type,
+        url: bm.url,
+        guid: bm.guid,
+        parentGuid: bm.parentGuid,
+        tags: expectedTagNames,
+        lastModified: bm.lastModified,
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      });
+    }
+
+    observer.check(expectedResults);
+  }
+});
+
+add_task(async function eraseEverything_notification() {
+  // Let's start from a clean situation.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let folder1Id = await PlacesUtils.promiseItemId(folder1.guid);
+  let folder1ParentId = await PlacesUtils.promiseItemId(folder1.parentGuid);
+
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: folder1.guid,
+    url: new URL("http://example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let folder2Id = await PlacesUtils.promiseItemId(folder2.guid);
+  let folder2ParentId = await PlacesUtils.promiseItemId(folder2.parentGuid);
+
+  let toolbarBm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    url: new URL("http://example.com/"),
+  });
+  let toolbarBmId = await PlacesUtils.promiseItemId(toolbarBm.guid);
+  let toolbarBmParentId = await PlacesUtils.promiseItemId(toolbarBm.parentGuid);
+
+  let menuBm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    url: new URL("http://example.com/"),
+  });
+  let menuBmId = await PlacesUtils.promiseItemId(menuBm.guid);
+  let menuBmParentId = await PlacesUtils.promiseItemId(menuBm.parentGuid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // Bookmarks should always be notified before their parents.
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: itemId,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder2Id,
+      parentId: folder2ParentId,
+      index: folder2.index,
+      url: null,
+      guid: folder2.guid,
+      parentGuid: folder2.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder1Id,
+      parentId: folder1ParentId,
+      index: folder1.index,
+      url: null,
+      guid: folder1.guid,
+      parentGuid: folder1.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: menuBmId,
+      parentId: menuBmParentId,
+      index: menuBm.index,
+      url: menuBm.url,
+      guid: menuBm.guid,
+      parentGuid: menuBm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: toolbarBmId,
+      parentId: toolbarBmParentId,
+      index: toolbarBm.index,
+      url: toolbarBm.url,
+      guid: toolbarBm.guid,
+      parentGuid: toolbarBm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function eraseEverything_reparented_notification() {
+  // Let's start from a clean situation.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let folder1Id = await PlacesUtils.promiseItemId(folder1.guid);
+  let folder1ParentId = await PlacesUtils.promiseItemId(folder1.parentGuid);
+
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: folder1.guid,
+    url: new URL("http://example.com/"),
+  });
+  let itemId = await PlacesUtils.promiseItemId(bm.guid);
+
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let folder2Id = await PlacesUtils.promiseItemId(folder2.guid);
+  let folder2ParentId = await PlacesUtils.promiseItemId(folder2.parentGuid);
+
+  bm.parentGuid = folder2.guid;
+  bm = await PlacesUtils.bookmarks.update(bm);
+  let parentId = await PlacesUtils.promiseItemId(bm.parentGuid);
+
+  let observer = expectPlacesObserverNotifications(["bookmark-removed"]);
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  // Bookmarks should always be notified before their parents.
+  observer.check([
+    {
+      type: "bookmark-removed",
+      id: itemId,
+      parentId,
+      index: bm.index,
+      url: bm.url,
+      guid: bm.guid,
+      parentGuid: bm.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder2Id,
+      parentId: folder2ParentId,
+      index: folder2.index,
+      url: null,
+      guid: folder2.guid,
+      parentGuid: folder2.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-removed",
+      id: folder1Id,
+      parentId: folder1ParentId,
+      index: folder1.index,
+      url: null,
+      guid: folder1.guid,
+      parentGuid: folder1.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      isTagging: false,
+    },
+  ]);
+});
+
+add_task(async function reorder_notification() {
+  let bookmarks = [
+    {
+      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      url: "http://example1.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      url: "http://example2.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      url: "http://example3.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+  ];
+  let sorted = [];
+  for (let bm of bookmarks) {
+    sorted.push(await PlacesUtils.bookmarks.insert(bm));
+  }
+
+  // Randomly reorder the array.
+  sorted.sort(() => 0.5 - Math.random());
+  // Ensure there's at least one item out of place, since random does not
+  // necessarily mean they are unordered.
+  if (sorted[0].url == bookmarks[0].url) {
+    sorted.push(sorted.shift());
+  }
+
+  const observer = expectPlacesObserverNotifications(["bookmark-moved"]);
+  await PlacesUtils.bookmarks.reorder(
+    PlacesUtils.bookmarks.unfiledGuid,
+    sorted.map(bm => bm.guid)
+  );
+
+  let expectedNotifications = [];
+  for (let i = 0; i < sorted.length; ++i) {
+    let child = sorted[i];
+    let childId = await PlacesUtils.promiseItemId(child.guid);
+    expectedNotifications.push({
+      type: "bookmark-moved",
+      id: childId,
+      itemType: child.type,
+      url: child.url || "",
+      guid: child.guid,
+      parentGuid: child.parentGuid,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      index: i,
+      oldParentGuid: child.parentGuid,
+      oldIndex: child.index,
+      isTagging: false,
+    });
+  }
+
+  observer.check(expectedNotifications);
+});
+
+add_task(async function update_notitle_notification() {
+  let toolbarBmURI = Services.io.newURI("https://example.com");
+  let toolbarItemId = await PlacesUtils.promiseItemId(
+    PlacesUtils.bookmarks.toolbarGuid
+  );
+  let toolbarBmId = PlacesUtils.bookmarks.insertBookmark(
+    toolbarItemId,
+    toolbarBmURI,
+    0,
+    "Bookmark"
+  );
+  let toolbarBmGuid = await PlacesUtils.promiseItemGuid(toolbarBmId);
+
+  let menuFolder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    index: 0,
+    title: "Folder",
+  });
+  let menuFolderId = await PlacesUtils.promiseItemId(menuFolder.guid);
+
+  const observer = expectPlacesObserverNotifications([
+    "bookmark-title-changed",
+  ]);
+
+  PlacesUtils.bookmarks.setItemTitle(toolbarBmId, null);
+  strictEqual(
+    PlacesUtils.bookmarks.getItemTitle(toolbarBmId),
+    "",
+    "Legacy API should return empty string for untitled bookmark"
+  );
+
+  let updatedMenuBm = await PlacesUtils.bookmarks.update({
+    guid: menuFolder.guid,
+    title: null,
+  });
+  strictEqual(
+    updatedMenuBm.title,
+    "",
+    "Async API should return empty string for untitled bookmark"
+  );
+
+  let toolbarBmModified = await PlacesUtils.bookmarks.fetch(toolbarBmGuid);
+  observer.check([
+    {
+      type: "bookmark-title-changed",
+      id: toolbarBmId,
+      itemType: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      url: toolbarBmURI.spec,
+      title: "",
+      guid: toolbarBmGuid,
+      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+      lastModified: toolbarBmModified.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-title-changed",
+      id: menuFolderId,
+      itemType: PlacesUtils.bookmarks.TYPE_FOLDER,
+      url: "",
+      title: "",
+      guid: menuFolder.guid,
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      lastModified: updatedMenuBm.lastModified,
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_remove.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_remove.js
new file mode 100644
index 0000000000..01bb591e3c
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_remove.js
@@ -0,0 +1,465 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const UNVISITED_BOOKMARK_BONUS = 140;
+
+function promiseRankingChanged() {
+  return PlacesTestUtils.waitForNotification("pages-rank-changed");
+}
+
+add_task(async function setup() {
+  Services.prefs.setIntPref(
+    "places.frecency.unvisitedBookmarkBonus",
+    UNVISITED_BOOKMARK_BONUS
+  );
+});
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove(),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove(null),
+    /Input should be a valid object/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove("test"),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove(123),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ guid: "test" }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ guid: null }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ guid: 123 }),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ parentGuid: "test" }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ parentGuid: null }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ parentGuid: 123 }),
+    /Invalid value for property 'parentGuid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ url: "http://te st/" }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ url: null }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.remove({ url: -10 }),
+    /Invalid value for property 'url'/
+  );
+});
+
+add_task(async function remove_nonexistent_guid() {
+  try {
+    await PlacesUtils.bookmarks.remove({ guid: "123456789012" });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/No bookmarks found for the provided GUID/.test(ex));
+  }
+});
+
+add_task(async function remove_roots_fail() {
+  let guids = [
+    PlacesUtils.bookmarks.rootGuid,
+    PlacesUtils.bookmarks.unfiledGuid,
+    PlacesUtils.bookmarks.menuGuid,
+    PlacesUtils.bookmarks.toolbarGuid,
+    PlacesUtils.bookmarks.tagsGuid,
+    PlacesUtils.bookmarks.mobileGuid,
+  ];
+  for (let guid of guids) {
+    Assert.throws(
+      () => PlacesUtils.bookmarks.remove(guid),
+      /It's not possible to remove Places root folders\./
+    );
+  }
+});
+
+add_task(async function remove_bookmark() {
+  // When removing a bookmark we need to check the frecency. First we confirm
+  // that there is a normal update when it is inserted.
+  let promise = promiseRankingChanged();
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await promise;
+
+  // This second one checks the frecency is changed when we remove the bookmark.
+  promise = promiseRankingChanged();
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await promise;
+});
+
+add_task(async function remove_multiple_bookmarks_simple() {
+  // When removing a bookmark we need to check the frecency. First we confirm
+  // that there is a normal update when it is inserted.
+  const promise1 = promiseRankingChanged();
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  const promise2 = promiseRankingChanged();
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example1.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm2);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await Promise.all([promise1, promise2]);
+
+  // We should get a pages-rank-changed event with the removal of
+  // multiple bookmarks.
+  const promise3 = promiseRankingChanged();
+
+  await PlacesUtils.bookmarks.remove([bm1, bm2]);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await promise3;
+});
+
+add_task(async function remove_multiple_bookmarks_complex() {
+  let bms = [];
+  for (let i = 0; i < 10; i++) {
+    bms.push(
+      await PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        url: `http://example.com/${i}`,
+        title: `bookmark ${i}`,
+      })
+    );
+  }
+
+  // Remove bookmarks 2 and 3.
+  let bmsToRemove = bms.slice(2, 4);
+  let notifiedIndexes = [];
+  let notificationPromise = PlacesTestUtils.waitForNotification(
+    "bookmark-removed",
+    events => {
+      for (let event of events) {
+        notifiedIndexes.push({ guid: event.guid, index: event.index });
+      }
+      return notifiedIndexes.length == bmsToRemove.length;
+    }
+  );
+  await PlacesUtils.bookmarks.remove(bmsToRemove);
+  await notificationPromise;
+
+  let indexModifier = 0;
+  for (let i = 0; i < bmsToRemove.length; i++) {
+    Assert.equal(
+      notifiedIndexes[i].guid,
+      bmsToRemove[i].guid,
+      `Should have been notified of the correct guid for item ${i}`
+    );
+    Assert.equal(
+      notifiedIndexes[i].index,
+      bmsToRemove[i].index - indexModifier,
+      `Should have been notified of the correct index for the item ${i}`
+    );
+    indexModifier++;
+  }
+
+  let expectedIndex = 0;
+  for (let bm of [bms[0], bms[1], ...bms.slice(4)]) {
+    const fetched = await PlacesUtils.bookmarks.fetch(bm.guid);
+    Assert.equal(
+      fetched.index,
+      expectedIndex,
+      "Should have the correct index after consecutive item removal"
+    );
+    bm.index = fetched.index;
+    expectedIndex++;
+  }
+
+  // Remove some more including non-consecutive.
+  bmsToRemove = [bms[1], bms[5], bms[6], bms[8]];
+  notifiedIndexes = [];
+  notificationPromise = PlacesTestUtils.waitForNotification(
+    "bookmark-removed",
+    events => {
+      for (let event of events) {
+        notifiedIndexes.push({ guid: event.guid, index: event.index });
+      }
+      return notifiedIndexes.length == bmsToRemove.length;
+    }
+  );
+  await PlacesUtils.bookmarks.remove(bmsToRemove);
+  await notificationPromise;
+
+  indexModifier = 0;
+  for (let i = 0; i < bmsToRemove.length; i++) {
+    Assert.equal(
+      notifiedIndexes[i].guid,
+      bmsToRemove[i].guid,
+      `Should have been notified of the correct guid for item ${i}`
+    );
+    Assert.equal(
+      notifiedIndexes[i].index,
+      bmsToRemove[i].index - indexModifier,
+      `Should have been notified of the correct index for the item ${i}`
+    );
+    indexModifier++;
+  }
+
+  expectedIndex = 0;
+  const expectedRemaining = [bms[0], bms[4], bms[7], bms[9]];
+  for (let bm of expectedRemaining) {
+    const fetched = await PlacesUtils.bookmarks.fetch(bm.guid);
+    Assert.equal(
+      fetched.index,
+      expectedIndex,
+      "Should have the correct index after non-consecutive item removal"
+    );
+    expectedIndex++;
+  }
+
+  // Tidy up
+  await PlacesUtils.bookmarks.remove(expectedRemaining);
+  await PlacesTestUtils.promiseAsyncUpdates();
+});
+
+add_task(async function remove_bookmark_empty_title() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "",
+  });
+  checkBookmarkObject(bm1);
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+});
+
+add_task(async function remove_folder() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  checkBookmarkObject(bm1);
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+
+  // No wait for pages-rank-changed event in this test as the folder doesn't have
+  // any children that would need updating.
+});
+
+add_task(async function test_contents_removed() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "",
+  });
+
+  let skipDescendantsObserver = expectPlacesObserverNotifications(
+    ["bookmark-removed"],
+    false,
+    true
+  );
+  let receiveAllObserver = expectPlacesObserverNotifications(
+    ["bookmark-removed"],
+    false,
+    false
+  );
+  const promise = promiseRankingChanged();
+  await PlacesUtils.bookmarks.remove(folder1);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(folder1.guid), null);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await promise;
+
+  let expectedNotifications = [
+    {
+      type: "bookmark-removed",
+      guid: folder1.guid,
+    },
+  ];
+
+  // If we're skipping descendents, we'll only be notified of the folder.
+  skipDescendantsObserver.check(expectedNotifications);
+
+  // Note: Items of folders get notified first.
+  expectedNotifications.unshift({
+    type: "bookmark-removed",
+    guid: bm1.guid,
+  });
+  // If we don't skip descendents, we'll be notified of the folder and the
+  // bookmark.
+  receiveAllObserver.check(expectedNotifications);
+});
+
+add_task(async function test_nested_contents_removed() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  let folder2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder2.guid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "",
+  });
+
+  const promise = promiseRankingChanged();
+  await PlacesUtils.bookmarks.remove(folder1);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(folder1.guid), null);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(folder2.guid), null);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  await promise;
+});
+
+add_task(async function remove_folder_empty_title() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "",
+  });
+  checkBookmarkObject(bm1);
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+});
+
+add_task(async function remove_separator() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  checkBookmarkObject(bm1);
+
+  await PlacesUtils.bookmarks.remove(bm1.guid);
+  Assert.strictEqual(await PlacesUtils.bookmarks.fetch(bm1.guid), null);
+});
+
+add_task(async function test_nested_content_fails_when_not_allowed() {
+  let folder1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: folder1.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a folder",
+  });
+  await Assert.rejects(
+    PlacesUtils.bookmarks.remove(folder1, {
+      preventRemovalOfNonEmptyFolders: true,
+    }),
+    /Cannot remove a non-empty folder./
+  );
+});
+
+add_task(async function test_remove_bookmark_with_invalid_url() {
+  let folder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    title: "folder",
+  });
+  let guid = "invalid_____";
+  let folderedGuid = "invalid____2";
+  let url = "invalid-uri";
+  await PlacesUtils.withConnectionWrapper("test_bookmarks_remove", async db => {
+    await db.execute(
+      `
+      INSERT INTO moz_places(url, url_hash, title, rev_host, guid)
+      VALUES (:url, hash(:url), 'Invalid URI', '.', GENERATE_GUID())
+    `,
+      { url }
+    );
+    await db.execute(
+      `INSERT INTO moz_bookmarks (type, fk, parent, position, guid)
+        VALUES (:type,
+                (SELECT id FROM moz_places WHERE url = :url),
+                (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid),
+                (SELECT MAX(position) + 1 FROM moz_bookmarks WHERE parent = (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid)),
+                :guid)
+      `,
+      {
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url,
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+        guid,
+      }
+    );
+    await db.execute(
+      `INSERT INTO moz_bookmarks (type, fk, parent, position, guid)
+        VALUES (:type,
+                (SELECT id FROM moz_places WHERE url = :url),
+                (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid),
+                (SELECT MAX(position) + 1 FROM moz_bookmarks WHERE parent = (SELECT id FROM moz_bookmarks WHERE guid = :parentGuid)),
+                :guid)
+      `,
+      {
+        type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+        url,
+        parentGuid: folder.guid,
+        guid: folderedGuid,
+      }
+    );
+  });
+  await PlacesUtils.bookmarks.remove(guid);
+  Assert.strictEqual(
+    await PlacesUtils.bookmarks.fetch(guid),
+    null,
+    "Should not throw and not find the bookmark"
+  );
+
+  await PlacesUtils.bookmarks.remove(folder);
+  Assert.strictEqual(
+    await PlacesUtils.bookmarks.fetch(folderedGuid),
+    null,
+    "Should not throw and not find the bookmark"
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_remove_batch.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_remove_batch.js
new file mode 100644
index 0000000000..51a2a4dc2b
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_remove_batch.js
@@ -0,0 +1,129 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test whether do batch removal if multiple bookmarks are removed at once.
+
+add_task(async function test_remove_multiple_bookmarks() {
+  info("Test for remove multiple bookmarks at once");
+
+  info("Insert multiple bookmarks");
+  const testBookmarks = [
+    {
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      url: "http://example.com/1",
+    },
+    {
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      url: "http://example.com/2",
+    },
+    {
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      url: "http://example.com/3",
+    },
+  ];
+  const bookmarks = await Promise.all(
+    testBookmarks.map(bookmark => PlacesUtils.bookmarks.insert(bookmark))
+  );
+  Assert.equal(
+    bookmarks.length,
+    testBookmarks.length,
+    "All test data are insterted correctly"
+  );
+
+  info("Remove multiple bookmarks");
+  const onRemoved = PlacesTestUtils.waitForNotification("bookmark-removed");
+  await PlacesUtils.bookmarks.remove(bookmarks);
+  const events = await onRemoved;
+
+  info("Check whether all bookmark-removed events called at at once or not");
+  assertBookmarkRemovedEvents(events, bookmarks);
+});
+
+add_task(async function test_remove_folder_with_bookmarks() {
+  info("Test for remove a folder that has multiple bookmarks");
+
+  info("Insert a folder");
+  const testFolder = {
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  };
+  const folder = await PlacesUtils.bookmarks.insert(testFolder);
+  Assert.ok(folder, "A folder is inserted correctly");
+
+  info("Insert multiple bookmarks to inserted folder");
+  const testBookmarks = [
+    {
+      parentGuid: folder.guid,
+      type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+      url: "http://example.com/1",
+    },
+    {
+      parentGuid: folder.guid,
+      url: "http://example.com/2",
+    },
+    {
+      parentGuid: folder.guid,
+      url: "http://example.com/3",
+    },
+  ];
+  const bookmarks = await Promise.all(
+    testBookmarks.map(bookmark => PlacesUtils.bookmarks.insert(bookmark))
+  );
+  Assert.equal(
+    bookmarks.length,
+    testBookmarks.length,
+    "All test data are insterted correctly"
+  );
+
+  info("Remove the inserted folder");
+  const notifiedEvents = [];
+  const onRemoved = PlacesTestUtils.waitForNotification(
+    "bookmark-removed",
+    events => {
+      notifiedEvents.push(events);
+      return notifiedEvents.length === 2;
+    }
+  );
+  await PlacesUtils.bookmarks.remove(folder);
+  await onRemoved;
+
+  info("Check whether all bookmark-removed events called at at once or not");
+  const eventsForBookmarks = notifiedEvents[0];
+  assertBookmarkRemovedEvents(eventsForBookmarks, bookmarks);
+
+  info("Check whether a bookmark-removed event called for the folder");
+  const eventsForFolder = notifiedEvents[1];
+  Assert.equal(
+    eventsForFolder.length,
+    1,
+    "The length of notified events is correct"
+  );
+  Assert.equal(
+    eventsForFolder[0].guid,
+    folder.guid,
+    "The guid of event is correct"
+  );
+});
+
+function assertBookmarkRemovedEvents(events, expectedBookmarks) {
+  Assert.equal(
+    events.length,
+    expectedBookmarks.length,
+    "The length of notified events is correct"
+  );
+
+  for (let i = 0; i < events.length; i++) {
+    const event = events[i];
+    const expectedBookmark = expectedBookmarks[i];
+    Assert.equal(
+      event.guid,
+      expectedBookmark.guid,
+      `The guid of events[${i}] is correct`
+    );
+    Assert.equal(
+      event.url,
+      expectedBookmark.url,
+      `The url of events[${i}] is correct`
+    );
+  }
+}
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_reorder.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_reorder.js
new file mode 100644
index 0000000000..7df909c704
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_reorder.js
@@ -0,0 +1,310 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder(),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder(null),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("test"),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder(123),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder({ guid: "test" }),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012"),
+    /Must provide a sorted array of children GUIDs./
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", {}),
+    /Must provide a sorted array of children GUIDs./
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", null),
+    /Must provide a sorted array of children GUIDs./
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", []),
+    /Must provide a sorted array of children GUIDs./
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", [null]),
+    /Invalid GUID found in the sorted children array/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", [""]),
+    /Invalid GUID found in the sorted children array/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", [{}]),
+    /Invalid GUID found in the sorted children array/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.reorder("123456789012", ["012345678901", null]),
+    /Invalid GUID found in the sorted children array/
+  );
+});
+
+add_task(async function reorder_nonexistent_guid() {
+  await Assert.rejects(
+    PlacesUtils.bookmarks.reorder("123456789012", ["012345678901"]),
+    /No folder found for the provided GUID/,
+    "Should throw for nonexisting guid"
+  );
+});
+
+add_task(async function reorder() {
+  let bookmarks = [
+    {
+      url: "http://example1.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      url: "http://example2.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+    {
+      url: "http://example3.com/",
+      parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    },
+  ];
+
+  let sorted = [];
+  for (let bm of bookmarks) {
+    sorted.push(await PlacesUtils.bookmarks.insert(bm));
+  }
+
+  // Check the initial append sorting.
+  Assert.ok(
+    sorted.every((bm, i) => bm.index == i),
+    "Initial bookmarks sorting is correct"
+  );
+
+  // Apply random sorting and run multiple tests.
+  for (let t = 0; t < 4; t++) {
+    sorted.sort(() => 0.5 - Math.random());
+    let sortedGuids = sorted.map(child => child.guid);
+    dump("Expected order: " + sortedGuids.join() + "\n");
+    // Add a nonexisting guid to the array, to ensure nothing will break.
+    sortedGuids.push("123456789012");
+    await PlacesUtils.bookmarks.reorder(
+      PlacesUtils.bookmarks.unfiledGuid,
+      sortedGuids
+    );
+    for (let i = 0; i < sorted.length; ++i) {
+      let item = await PlacesUtils.bookmarks.fetch(sorted[i].guid);
+      Assert.equal(item.index, i);
+    }
+  }
+
+  info("Test partial sorting");
+  {
+    // Try a partial sorting by passing 2 entries in same order as they
+    // currently have. No entries should change order.
+    let sortedGuids = [sorted[0].guid, sorted[3].guid];
+    dump("Expected order: " + sorted.map(b => b.guid).join() + "\n");
+    await PlacesUtils.bookmarks.reorder(
+      PlacesUtils.bookmarks.unfiledGuid,
+      sortedGuids
+    );
+    for (let i = 0; i < sorted.length; ++i) {
+      let item = await PlacesUtils.bookmarks.fetch(sorted[i].guid);
+      Assert.equal(item.index, i);
+    }
+  }
+
+  {
+    // Try a partial sorting by passing 2 entries out of order
+    // The unspecified entries should be appended and retain the original order
+    sorted = [sorted[1], sorted[0]].concat(sorted.slice(2));
+    let sortedGuids = [sorted[0].guid, sorted[1].guid];
+    dump("Expected order: " + sorted.map(b => b.guid).join() + "\n");
+    await PlacesUtils.bookmarks.reorder(
+      PlacesUtils.bookmarks.unfiledGuid,
+      sortedGuids
+    );
+    for (let i = 0; i < sorted.length; ++i) {
+      let item = await PlacesUtils.bookmarks.fetch(sorted[i].guid);
+      Assert.equal(item.index, i);
+    }
+  }
+  // Use triangular numbers to detect skipped position.
+  let db = await PlacesUtils.promiseDBConnection();
+  let rows = await db.execute(
+    `SELECT parent
+     FROM moz_bookmarks
+     GROUP BY parent
+     HAVING (SUM(DISTINCT position + 1) - (count(*) * (count(*) + 1) / 2)) <> 0`
+  );
+  Assert.equal(
+    rows.length,
+    0,
+    "All the bookmarks should have consistent positions"
+  );
+});
+
+add_task(async function move_and_reorder() {
+  // Start clean.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    url: "http://example1.com/",
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let f1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    url: "http://example2.com/",
+    parentGuid: f1.guid,
+  });
+  let f2 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    url: "http://example3.com/",
+    parentGuid: f2.guid,
+  });
+  let bm4 = await PlacesUtils.bookmarks.insert({
+    url: "http://example4.com/",
+    parentGuid: f2.guid,
+  });
+  let bm5 = await PlacesUtils.bookmarks.insert({
+    url: "http://example5.com/",
+    parentGuid: f2.guid,
+  });
+
+  // Invert f2 children.
+  // This is critical to reproduce the bug, cause it inverts the position
+  // compared to the natural insertion order.
+  await PlacesUtils.bookmarks.reorder(f2.guid, [bm5.guid, bm4.guid, bm3.guid]);
+
+  bm1.parentGuid = f1.guid;
+  bm1.index = 0;
+  await PlacesUtils.bookmarks.update(bm1);
+
+  bm1 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  Assert.equal(bm1.index, 0);
+  bm2 = await PlacesUtils.bookmarks.fetch(bm2.guid);
+  Assert.equal(bm2.index, 1);
+  bm3 = await PlacesUtils.bookmarks.fetch(bm3.guid);
+  Assert.equal(bm3.index, 2);
+  bm4 = await PlacesUtils.bookmarks.fetch(bm4.guid);
+  Assert.equal(bm4.index, 1);
+  bm5 = await PlacesUtils.bookmarks.fetch(bm5.guid);
+  Assert.equal(bm5.index, 0);
+
+  // No-op reorder on f1 children.
+  // Nothing should change. Though, due to bug 1293365 this was causing children
+  // of other folders to get messed up.
+  await PlacesUtils.bookmarks.reorder(f1.guid, [bm1.guid, bm2.guid]);
+
+  bm1 = await PlacesUtils.bookmarks.fetch(bm1.guid);
+  Assert.equal(bm1.index, 0);
+  bm2 = await PlacesUtils.bookmarks.fetch(bm2.guid);
+  Assert.equal(bm2.index, 1);
+  bm3 = await PlacesUtils.bookmarks.fetch(bm3.guid);
+  Assert.equal(bm3.index, 2);
+  bm4 = await PlacesUtils.bookmarks.fetch(bm4.guid);
+  Assert.equal(bm4.index, 1);
+  bm5 = await PlacesUtils.bookmarks.fetch(bm5.guid);
+  Assert.equal(bm5.index, 0);
+});
+
+add_task(async function reorder_empty_folder_invalid_children() {
+  // Start clean.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let f1 = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  // Specifying a child that doesn't exist should cause that to be ignored.
+  // However, before bug 1333304, doing this on an empty folder threw.
+  await PlacesUtils.bookmarks.reorder(f1.guid, ["123456789012"]);
+});
+
+add_task(async function reorder_lastModified() {
+  // Start clean.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let lastModified = new Date(Date.now() - 1000);
+  await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.menuGuid,
+    children: [
+      {
+        guid: "bookmarkAAAA",
+        url: "http://example.com/a",
+        title: "A",
+        dateAdded: lastModified,
+        lastModified,
+      },
+      {
+        guid: "bookmarkBBBB",
+        url: "http://example.com/b",
+        title: "B",
+        dateAdded: lastModified,
+        lastModified,
+      },
+    ],
+  });
+  await PlacesUtils.bookmarks.update({
+    guid: PlacesUtils.bookmarks.menuGuid,
+    lastModified,
+  });
+
+  info("Reorder and set explicit last modified time");
+  let newLastModified = new Date(lastModified.getTime() + 500);
+  await PlacesUtils.bookmarks.reorder(
+    PlacesUtils.bookmarks.menuGuid,
+    ["bookmarkBBBB", "bookmarkAAAA"],
+    { lastModified: newLastModified }
+  );
+  for (let guid of [
+    PlacesUtils.bookmarks.menuGuid,
+    "bookmarkAAAA",
+    "bookmarkBBBB",
+  ]) {
+    let info = await PlacesUtils.bookmarks.fetch(guid);
+    Assert.equal(info.lastModified.getTime(), newLastModified.getTime());
+  }
+
+  info("Reorder and set default last modified time");
+  await PlacesUtils.bookmarks.reorder(PlacesUtils.bookmarks.menuGuid, [
+    "bookmarkAAAA",
+    "bookmarkBBBB",
+  ]);
+  for (let guid of [
+    PlacesUtils.bookmarks.menuGuid,
+    "bookmarkAAAA",
+    "bookmarkBBBB",
+  ]) {
+    let info = await PlacesUtils.bookmarks.fetch(guid);
+    Assert.greater(info.lastModified.getTime(), newLastModified.getTime());
+  }
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_search.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_search.js
new file mode 100644
index 0000000000..2b34b2c8f9
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_search.js
@@ -0,0 +1,339 @@
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search(),
+    /Query object is required/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search(null),
+    /Query object is required/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search({ title: 50 }),
+    /Title option must be a string/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search({ url: { url: "wombat" } }),
+    /Url option must be a string or a URL object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search(50),
+    /Query must be an object or a string/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.search(true),
+    /Query must be an object or a string/
+  );
+});
+
+add_task(async function search_bookmark() {
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/",
+    title: "another bookmark",
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    url: "http://menu.org/",
+    title: "an on-menu bookmark",
+  });
+  let bm4 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    url: "http://toolbar.org/",
+    title: "an on-toolbar bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+  checkBookmarkObject(bm3);
+  checkBookmarkObject(bm4);
+
+  // finds a result by query
+  let results = await PlacesUtils.bookmarks.search("example.com");
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm1, results[0]);
+
+  // finds multiple results
+  results = await PlacesUtils.bookmarks.search("example");
+  Assert.equal(results.length, 2);
+  checkBookmarkObject(results[0]);
+  checkBookmarkObject(results[1]);
+
+  // finds menu bookmarks
+  results = await PlacesUtils.bookmarks.search("an on-menu bookmark");
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm3, results[0]);
+
+  // finds toolbar bookmarks
+  results = await PlacesUtils.bookmarks.search("an on-toolbar bookmark");
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm4, results[0]);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_bookmark_by_query_object() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/",
+    title: "another bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+
+  let results = await PlacesUtils.bookmarks.search({ query: "example.com" });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+
+  Assert.deepEqual(bm1, results[0]);
+
+  results = await PlacesUtils.bookmarks.search({ query: "example" });
+  Assert.equal(results.length, 2);
+  checkBookmarkObject(results[0]);
+  checkBookmarkObject(results[1]);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_bookmark_by_url() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/path",
+    title: "another bookmark",
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/path",
+    title: "third bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+  checkBookmarkObject(bm3);
+
+  // finds the correct result by url
+  let results = await PlacesUtils.bookmarks.search({
+    url: "http://example.com/",
+  });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm1, results[0]);
+
+  // normalizes the url
+  results = await PlacesUtils.bookmarks.search({ url: "http:/example.com" });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm1, results[0]);
+
+  // returns multiple matches
+  results = await PlacesUtils.bookmarks.search({
+    url: "http://example.org/path",
+  });
+  Assert.equal(results.length, 2);
+
+  // requires exact match
+  results = await PlacesUtils.bookmarks.search({ url: "http://example.org/" });
+  Assert.equal(results.length, 0);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_bookmark_by_title() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/path",
+    title: "another bookmark",
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.net/",
+    title: "another bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+  checkBookmarkObject(bm3);
+
+  // finds the correct result by title
+  let results = await PlacesUtils.bookmarks.search({ title: "a bookmark" });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm1, results[0]);
+
+  // returns multiple matches
+  results = await PlacesUtils.bookmarks.search({ title: "another bookmark" });
+  Assert.equal(results.length, 2);
+
+  // requires exact match
+  results = await PlacesUtils.bookmarks.search({ title: "bookmark" });
+  Assert.equal(results.length, 0);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_bookmark_combinations() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.org/path",
+    title: "another bookmark",
+  });
+  let bm3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.net/",
+    title: "third bookmark",
+  });
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+  checkBookmarkObject(bm3);
+
+  // finds the correct result if title and url match
+  let results = await PlacesUtils.bookmarks.search({
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm1, results[0]);
+
+  // does not match if query is not matching but url and title match
+  results = await PlacesUtils.bookmarks.search({
+    url: "http://example.com/",
+    title: "a bookmark",
+    query: "nonexistent",
+  });
+  Assert.equal(results.length, 0);
+
+  // does not match if one parameter is not matching
+  results = await PlacesUtils.bookmarks.search({
+    url: "http://what.ever",
+    title: "a bookmark",
+  });
+  Assert.equal(results.length, 0);
+
+  // query only matches if other fields match as well
+  results = await PlacesUtils.bookmarks.search({
+    query: "bookmark",
+    url: "http://example.net/",
+  });
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm3, results[0]);
+
+  // non-matching query will also return no results
+  results = await PlacesUtils.bookmarks.search({
+    query: "nonexistent",
+    url: "http://example.net/",
+  });
+  Assert.equal(results.length, 0);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_folder() {
+  let folder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "a test folder",
+  });
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(folder);
+  checkBookmarkObject(bm);
+
+  // also finds folders
+  let results = await PlacesUtils.bookmarks.search("a test folder");
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.equal(folder.title, results[0].title);
+  Assert.equal(folder.type, results[0].type);
+  Assert.equal(folder.parentGuid, results[0].parentGuid);
+
+  // finds elements in folders
+  results = await PlacesUtils.bookmarks.search("example.com");
+  Assert.equal(results.length, 1);
+  checkBookmarkObject(results[0]);
+  Assert.deepEqual(bm, results[0]);
+  Assert.equal(folder.guid, results[0].parentGuid);
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_includes_separators() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+
+  checkBookmarkObject(bm1);
+  checkBookmarkObject(bm2);
+
+  let results = await PlacesUtils.bookmarks.search({});
+  Assert.ok(
+    results.findIndex(bookmark => {
+      return bookmark.guid == bm1.guid;
+    }) > -1,
+    "The bookmark was found in the results."
+  );
+  Assert.ok(
+    results.findIndex(bookmark => {
+      return bookmark.guid == bm2.guid;
+    }) > -1,
+    "The separator was included in the results."
+  );
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function search_excludes_tags() {
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    title: "a bookmark",
+  });
+  checkBookmarkObject(bm1);
+  PlacesUtils.tagging.tagURI(bm1.url.URI, ["Test Tag"]);
+
+  let results = await PlacesUtils.bookmarks.search("example.com");
+  // If tags are not being excluded, this would return two results, one representing the tag.
+  Assert.equal(1, results.length, "A single object was returned from search.");
+  Assert.deepEqual(bm1, results[0], "The bookmark was returned.");
+
+  results = await PlacesUtils.bookmarks.search("Test Tag");
+  Assert.equal(0, results.length, "The tag folder was not returned.");
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarks_update.js b/toolkit/components/places/tests/bookmarks/test_bookmarks_update.js
new file mode 100644
index 0000000000..1c9bead831
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarks_update.js
@@ -0,0 +1,587 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function invalid_input_throws() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update(),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update(null),
+    /Input should be a valid object/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({}),
+    /The following properties were expected/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ guid: "test" }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ guid: null }),
+    /Invalid value for property 'guid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ guid: 123 }),
+    /Invalid value for property 'guid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ parentGuid: "test" }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ parentGuid: null }),
+    /Invalid value for property 'parentGuid'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ parentGuid: 123 }),
+    /Invalid value for property 'parentGuid'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ index: "1" }),
+    /Invalid value for property 'index'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ index: -10 }),
+    /Invalid value for property 'index'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ dateAdded: -10 }),
+    /Invalid value for property 'dateAdded'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ dateAdded: "today" }),
+    /Invalid value for property 'dateAdded'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ dateAdded: Date.now() }),
+    /Invalid value for property 'dateAdded'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ lastModified: -10 }),
+    /Invalid value for property 'lastModified'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ lastModified: "today" }),
+    /Invalid value for property 'lastModified'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ lastModified: Date.now() }),
+    /Invalid value for property 'lastModified'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ type: -1 }),
+    /Invalid value for property 'type'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ type: 100 }),
+    /Invalid value for property 'type'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ type: "bookmark" }),
+    /Invalid value for property 'type'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ url: 10 }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ url: "http://te st" }),
+    /Invalid value for property 'url'/
+  );
+  let longurl = "http://www.example.com/";
+  for (let i = 0; i < 65536; i++) {
+    longurl += "a";
+  }
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ url: longurl }),
+    /Invalid value for property 'url'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ url: NetUtil.newURI(longurl) }),
+    /Invalid value for property 'url'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ url: "te st" }),
+    /Invalid value for property 'url'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ title: -1 }),
+    /Invalid value for property 'title'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ title: {} }),
+    /Invalid value for property 'title'/
+  );
+
+  Assert.throws(
+    () => PlacesUtils.bookmarks.update({ guid: "123456789012" }),
+    /Not enough properties to update/
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.update({
+        guid: "123456789012",
+        parentGuid: "012345678901",
+      }),
+    /The following properties were expected: index/
+  );
+});
+
+add_task(async function move_roots_fail() {
+  let guids = [
+    PlacesUtils.bookmarks.unfiledGuid,
+    PlacesUtils.bookmarks.menuGuid,
+    PlacesUtils.bookmarks.toolbarGuid,
+    PlacesUtils.bookmarks.tagsGuid,
+    PlacesUtils.bookmarks.mobileGuid,
+  ];
+  for (let guid of guids) {
+    await Assert.rejects(
+      PlacesUtils.bookmarks.update({
+        guid,
+        index: -1,
+        parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+      }),
+      /It's not possible to move Places root folders\./,
+      `Should reject when attempting to move ${guid}`
+    );
+  }
+});
+
+add_task(async function nonexisting_bookmark_throws() {
+  try {
+    await PlacesUtils.bookmarks.update({ guid: "123456789012", title: "test" });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/No bookmarks found for the provided GUID/.test(ex));
+  }
+});
+
+add_task(async function invalid_properties_for_existing_bookmark() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+  });
+
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: bm.guid,
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/The bookmark type cannot be changed/.test(ex));
+  }
+
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: bm.guid,
+      parentGuid: "123456789012",
+      index: 1,
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/No bookmarks found for the provided parentGuid/.test(ex));
+  }
+
+  let past = new Date(Date.now() - 86400000);
+  try {
+    await PlacesUtils.bookmarks.update({ guid: bm.guid, lastModified: past });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/Invalid value for property 'lastModified'/.test(ex));
+  }
+
+  let folder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: folder.guid,
+      url: "http://example.com/",
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/Invalid value for property 'url'/.test(ex));
+  }
+
+  let separator = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: separator.guid,
+      url: "http://example.com/",
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/Invalid value for property 'url'/.test(ex));
+  }
+  try {
+    await PlacesUtils.bookmarks.update({ guid: separator.guid, title: "test" });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(/Invalid value for property 'title'/.test(ex));
+  }
+});
+
+add_task(async function long_title_trim() {
+  let longtitle = "a";
+  for (let i = 0; i < 4096; i++) {
+    longtitle += "a";
+  }
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "title",
+  });
+  checkBookmarkObject(bm);
+
+  bm = await PlacesUtils.bookmarks.update({ guid: bm.guid, title: longtitle });
+  let newTitle = bm.title;
+  Assert.equal(newTitle.length, 4096, "title should have been trimmed");
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.equal(bm.title, newTitle);
+});
+
+add_task(async function update_lastModified() {
+  let yesterday = new Date(Date.now() - 86400000);
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    title: "title",
+    dateAdded: yesterday,
+  });
+  checkBookmarkObject(bm);
+  Assert.deepEqual(bm.lastModified, yesterday);
+
+  let time = new Date();
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    lastModified: time,
+  });
+  checkBookmarkObject(bm);
+  Assert.deepEqual(bm.lastModified, time);
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.deepEqual(bm.lastModified, time);
+
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    lastModified: yesterday,
+  });
+  Assert.deepEqual(bm.lastModified, yesterday);
+
+  bm = await PlacesUtils.bookmarks.update({ guid: bm.guid, title: "title2" });
+  Assert.ok(bm.lastModified >= time);
+
+  bm = await PlacesUtils.bookmarks.update({ guid: bm.guid, title: "" });
+  Assert.strictEqual(bm.title, "");
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.strictEqual(bm.title, "");
+});
+
+add_task(async function update_url() {
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+    url: "http://example.com/",
+    title: "title",
+  });
+  checkBookmarkObject(bm);
+  let lastModified = bm.lastModified;
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  let frecency = await PlacesTestUtils.getDatabaseValue(
+    "moz_places",
+    "frecency",
+    { url: bm.url }
+  );
+  Assert.greater(frecency, 0, "Check frecency has been updated");
+
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    url: "http://mozilla.org/",
+  });
+  checkBookmarkObject(bm);
+  Assert.ok(bm.lastModified >= lastModified);
+  Assert.equal(bm.url.href, "http://mozilla.org/");
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.equal(bm.url.href, "http://mozilla.org/");
+  Assert.ok(bm.lastModified >= lastModified);
+
+  await PlacesFrecencyRecalculator.recalculateAnyOutdatedFrecencies();
+  Assert.equal(
+    await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://example.com/",
+    }),
+    frecency,
+    "Check frecency for example.com"
+  );
+  Assert.equal(
+    await PlacesTestUtils.getDatabaseValue("moz_places", "frecency", {
+      url: "http://mozilla.org/",
+    }),
+    frecency,
+    "Check frecency for mozilla.org"
+  );
+});
+
+add_task(async function update_index() {
+  let parent = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let f1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  Assert.equal(f1.index, 0);
+  let f2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  Assert.equal(f2.index, 1);
+  let f3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  Assert.equal(f3.index, 2);
+  let lastModified = f1.lastModified;
+
+  f1 = await PlacesUtils.bookmarks.update({
+    guid: f1.guid,
+    parentGuid: f1.parentGuid,
+    index: 1,
+  });
+  checkBookmarkObject(f1);
+  Assert.equal(f1.index, 1);
+  Assert.ok(f1.lastModified >= lastModified);
+
+  parent = await PlacesUtils.bookmarks.fetch(f1.parentGuid);
+  Assert.deepEqual(parent.lastModified, f1.lastModified);
+
+  f2 = await PlacesUtils.bookmarks.fetch(f2.guid);
+  Assert.equal(f2.index, 0);
+
+  f3 = await PlacesUtils.bookmarks.fetch(f3.guid);
+  Assert.equal(f3.index, 2);
+
+  f3 = await PlacesUtils.bookmarks.update({ guid: f3.guid, index: 0 });
+  f1 = await PlacesUtils.bookmarks.fetch(f1.guid);
+  Assert.equal(f1.index, 2);
+
+  f2 = await PlacesUtils.bookmarks.fetch(f2.guid);
+  Assert.equal(f2.index, 1);
+});
+
+add_task(async function update_move_folder_into_descendant_throws() {
+  let parent = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let descendant = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: parent.guid,
+      parentGuid: parent.guid,
+      index: 0,
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(
+      /Cannot insert a folder into itself or one of its descendants/.test(ex)
+    );
+  }
+
+  try {
+    await PlacesUtils.bookmarks.update({
+      guid: parent.guid,
+      parentGuid: descendant.guid,
+      index: 0,
+    });
+    Assert.ok(false, "Should have thrown");
+  } catch (ex) {
+    Assert.ok(
+      /Cannot insert a folder into itself or one of its descendants/.test(ex)
+    );
+  }
+});
+
+add_task(async function update_move_into_root_folder_rejects() {
+  let folder = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: "http://example.com/",
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+  });
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.update({
+        guid: bm.guid,
+        index: -1,
+        parentGuid: PlacesUtils.bookmarks.rootGuid,
+      }),
+    /Invalid value for property 'parentGuid'/,
+    "Should reject when attempting to move a bookmark into the root"
+  );
+
+  Assert.throws(
+    () =>
+      PlacesUtils.bookmarks.update({
+        guid: folder.guid,
+        index: -1,
+        parentGuid: PlacesUtils.bookmarks.rootGuid,
+      }),
+    /Invalid value for property 'parentGuid'/,
+    "Should reject when attempting to move a bookmark into the root"
+  );
+});
+
+add_task(async function update_move() {
+  let parent = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  let bm = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    url: "http://example.com/",
+    type: PlacesUtils.bookmarks.TYPE_BOOKMARK,
+  });
+  let descendant = await PlacesUtils.bookmarks.insert({
+    parentGuid: parent.guid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  Assert.equal(descendant.index, 1);
+  let lastModified = bm.lastModified;
+
+  // This is moving to a nonexisting index by purpose, it will be appended.
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: descendant.guid,
+    index: 1,
+  });
+  checkBookmarkObject(bm);
+  Assert.equal(bm.parentGuid, descendant.guid);
+  Assert.equal(bm.index, 0);
+  Assert.ok(bm.lastModified >= lastModified);
+
+  parent = await PlacesUtils.bookmarks.fetch(parent.guid);
+  descendant = await PlacesUtils.bookmarks.fetch(descendant.guid);
+  Assert.deepEqual(parent.lastModified, bm.lastModified);
+  Assert.deepEqual(descendant.lastModified, bm.lastModified);
+  Assert.equal(descendant.index, 0);
+
+  bm = await PlacesUtils.bookmarks.fetch(bm.guid);
+  Assert.equal(bm.parentGuid, descendant.guid);
+  Assert.equal(bm.index, 0);
+
+  bm = await PlacesUtils.bookmarks.update({
+    guid: bm.guid,
+    parentGuid: parent.guid,
+    index: 0,
+  });
+  Assert.equal(bm.parentGuid, parent.guid);
+  Assert.equal(bm.index, 0);
+
+  descendant = await PlacesUtils.bookmarks.fetch(descendant.guid);
+  Assert.equal(descendant.index, 1);
+});
+
+add_task(async function update_move_append() {
+  let folder_a = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(folder_a);
+  let folder_b = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+  checkBookmarkObject(folder_b);
+
+  /* folder_a: [sep_1, sep_2, sep_3], folder_b: [] */
+  let sep_1 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder_a.guid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  checkBookmarkObject(sep_1);
+  let sep_2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder_a.guid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  checkBookmarkObject(sep_2);
+  let sep_3 = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder_a.guid,
+    type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+  });
+  checkBookmarkObject(sep_3);
+
+  function ensurePosition(info, parentGuid, index) {
+    checkBookmarkObject(info);
+    Assert.equal(info.parentGuid, parentGuid);
+    Assert.equal(info.index, index);
+  }
+
+  // folder_a: [sep_2, sep_3, sep_1], folder_b: []
+  sep_1.index = PlacesUtils.bookmarks.DEFAULT_INDEX;
+  // Note sep_1 includes parentGuid even though we're not moving the item to
+  // another folder
+  sep_1 = await PlacesUtils.bookmarks.update(sep_1);
+  ensurePosition(sep_1, folder_a.guid, 2);
+  sep_2 = await PlacesUtils.bookmarks.fetch(sep_2.guid);
+  ensurePosition(sep_2, folder_a.guid, 0);
+  sep_3 = await PlacesUtils.bookmarks.fetch(sep_3.guid);
+  ensurePosition(sep_3, folder_a.guid, 1);
+  sep_1 = await PlacesUtils.bookmarks.fetch(sep_1.guid);
+  ensurePosition(sep_1, folder_a.guid, 2);
+
+  // folder_a: [sep_2, sep_1], folder_b: [sep_3]
+  sep_3.index = PlacesUtils.bookmarks.DEFAULT_INDEX;
+  sep_3.parentGuid = folder_b.guid;
+  sep_3 = await PlacesUtils.bookmarks.update(sep_3);
+  ensurePosition(sep_3, folder_b.guid, 0);
+  sep_2 = await PlacesUtils.bookmarks.fetch(sep_2.guid);
+  ensurePosition(sep_2, folder_a.guid, 0);
+  sep_1 = await PlacesUtils.bookmarks.fetch(sep_1.guid);
+  ensurePosition(sep_1, folder_a.guid, 1);
+  sep_3 = await PlacesUtils.bookmarks.fetch(sep_3.guid);
+  ensurePosition(sep_3, folder_b.guid, 0);
+
+  // folder_a: [sep_1], folder_b: [sep_3, sep_2]
+  sep_2.index = Number.MAX_SAFE_INTEGER;
+  sep_2.parentGuid = folder_b.guid;
+  sep_2 = await PlacesUtils.bookmarks.update(sep_2);
+  ensurePosition(sep_2, folder_b.guid, 1);
+  sep_1 = await PlacesUtils.bookmarks.fetch(sep_1.guid);
+  ensurePosition(sep_1, folder_a.guid, 0);
+  sep_3 = await PlacesUtils.bookmarks.fetch(sep_3.guid);
+  ensurePosition(sep_3, folder_b.guid, 0);
+  sep_2 = await PlacesUtils.bookmarks.fetch(sep_2.guid);
+  ensurePosition(sep_2, folder_b.guid, 1);
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_bookmarkstree_cache.js b/toolkit/components/places/tests/bookmarks/test_bookmarkstree_cache.js
new file mode 100644
index 0000000000..be6b4ad669
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_bookmarkstree_cache.js
@@ -0,0 +1,23 @@
+// Bug 1192692 - promiseBookmarksTree caches items without adding observers to
+// invalidate the cache.
+add_task(async function boookmarks_tree_cache() {
+  // Note that for this test to be effective, it needs to use the "old" sync
+  // bookmarks methods - using, eg, PlacesUtils.bookmarks.insert() doesn't
+  // demonstrate the problem as it indirectly arranges for the observers to
+  // be added.
+  let id = PlacesUtils.bookmarks.insertBookmark(
+    await PlacesUtils.promiseItemId(PlacesUtils.bookmarks.unfiledGuid),
+    uri("http://example.com"),
+    PlacesUtils.bookmarks.DEFAULT_INDEX,
+    "A title"
+  );
+
+  await PlacesUtils.promiseBookmarksTree();
+
+  PlacesUtils.bookmarks.removeItem(id);
+
+  await Assert.rejects(
+    PlacesUtils.promiseItemGuid(id),
+    /no item found for the given itemId/
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_insertTree_fixupOrSkipInvalidEntries.js b/toolkit/components/places/tests/bookmarks/test_insertTree_fixupOrSkipInvalidEntries.js
new file mode 100644
index 0000000000..9a676e0ed0
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_insertTree_fixupOrSkipInvalidEntries.js
@@ -0,0 +1,114 @@
+function insertTree(tree) {
+  return PlacesUtils.bookmarks.insertTree(tree, {
+    fixupOrSkipInvalidEntries: true,
+  });
+}
+
+add_task(async function () {
+  let guid = PlacesUtils.bookmarks.unfiledGuid;
+  await Assert.throws(
+    () => insertTree({ guid, children: [] }),
+    /Should have a non-zero number of children to insert./
+  );
+  await Assert.throws(
+    () => insertTree({ guid: "invalid", children: [{}] }),
+    /The parent guid is not valid/
+  );
+
+  let now = new Date();
+  let url = "http://mozilla.com/";
+  let obs = {
+    count: 0,
+    lastIndex: 0,
+    handlePlacesEvent(events) {
+      for (let event of events) {
+        obs.count++;
+        let lastIndex = obs.lastIndex;
+        obs.lastIndex = event.index;
+        if (event.itemType == PlacesUtils.bookmarks.TYPE_BOOKMARK) {
+          Assert.equal(event.url, url, "Found the expected url");
+        }
+        Assert.ok(
+          event.index == 0 || event.index == lastIndex + 1,
+          "Consecutive indices"
+        );
+        Assert.ok(event.dateAdded >= now, "Found a valid dateAdded");
+        Assert.ok(PlacesUtils.isValidGuid(event.guid), "guid is valid");
+      }
+    },
+  };
+  PlacesUtils.observers.addListener(["bookmark-added"], obs.handlePlacesEvent);
+
+  let tree = {
+    guid,
+    children: [
+      {
+        // Should be inserted, and the invalid guid should be replaced.
+        guid: "test",
+        url,
+      },
+      {
+        // Should be skipped, since the url is invalid.
+        url: "fake_url",
+      },
+      {
+        // Should be skipped, since the type is invalid.
+        url,
+        type: 999,
+      },
+      {
+        // Should be skipped, since the type is invalid.
+        type: 999,
+        children: [
+          {
+            url,
+          },
+        ],
+      },
+      {
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        title: "test",
+        children: [
+          {
+            // Should fix lastModified and dateAdded.
+            url,
+            lastModified: null,
+          },
+          {
+            // Should be skipped, since the url is invalid.
+            url: "fake_url",
+            dateAdded: null,
+          },
+          {
+            // Should fix lastModified and dateAdded.
+            url,
+            dateAdded: undefined,
+          },
+          {
+            // Should be skipped since it's a separator with a url
+            url,
+            type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+          },
+          {
+            // Should fix lastModified and dateAdded.
+            url,
+            dateAdded: new Date(now - 86400000),
+            lastModified: new Date(now - 172800000), // less than dateAdded
+          },
+        ],
+      },
+    ],
+  };
+
+  let bms = await insertTree(tree);
+  for (let bm of bms) {
+    checkBookmarkObject(bm);
+  }
+  Assert.equal(bms.length, 5);
+  Assert.equal(obs.count, bms.length);
+
+  PlacesUtils.observers.removeListener(
+    ["bookmark-added"],
+    obs.handlePlacesEvent
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_keywords.js b/toolkit/components/places/tests/bookmarks/test_keywords.js
new file mode 100644
index 0000000000..fca9ebf32a
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_keywords.js
@@ -0,0 +1,691 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+ChromeUtils.defineESModuleGetters(this, {
+  Preferences: "resource://gre/modules/Preferences.sys.mjs",
+});
+
+const URI1 = "http://test1.mozilla.org/";
+const URI2 = "http://test2.mozilla.org/";
+const URI3 = "http://test3.mozilla.org/";
+
+async function check_keyword(aURI, aKeyword) {
+  if (aKeyword) {
+    aKeyword = aKeyword.toLowerCase();
+  }
+
+  if (aKeyword) {
+    let uri = await PlacesUtils.keywords.fetch(aKeyword);
+    Assert.equal(uri.url, aURI);
+    // Check case insensitivity.
+    uri = await PlacesUtils.keywords.fetch(aKeyword.toUpperCase());
+    Assert.equal(uri.url, aURI);
+  } else {
+    let entry = await PlacesUtils.keywords.fetch({ url: aURI });
+    if (entry) {
+      throw new Error(`${aURI.spec} should not have a keyword`);
+    }
+  }
+}
+
+async function check_orphans() {
+  let db = await PlacesUtils.promiseDBConnection();
+  let rows = await db.executeCached(
+    `SELECT id FROM moz_keywords k
+     WHERE NOT EXISTS (SELECT 1 FROM moz_places WHERE id = k.place_id)
+    `
+  );
+  Assert.equal(rows.length, 0);
+}
+
+function expectNotifications() {
+  const observer = {
+    notifications: [],
+    _start() {
+      this._handle = this._handle.bind(this);
+      PlacesUtils.observers.addListener(
+        ["bookmark-keyword-changed"],
+        this._handle
+      );
+    },
+    _handle(events) {
+      for (const event of events) {
+        this.notifications.push({
+          type: event.type,
+          id: event.id,
+          itemType: event.itemType,
+          url: event.url,
+          guid: event.guid,
+          parentGuid: event.parentGuid,
+          keyword: event.keyword,
+          lastModified: new Date(event.lastModified),
+          source: event.source,
+          isTagging: event.isTagging,
+        });
+      }
+    },
+    check(expected) {
+      PlacesUtils.observers.removeListener(
+        ["bookmark-keyword-changed"],
+        this._handle
+      );
+      Assert.deepEqual(this.notifications, expected);
+    },
+  };
+  observer._start();
+  return observer;
+}
+
+add_task(function test_invalid_input() {});
+
+add_task(async function test_addBookmarkAndKeyword() {
+  let timerPrecision = Preferences.get("privacy.reduceTimerPrecision");
+  Preferences.set("privacy.reduceTimerPrecision", false);
+
+  registerCleanupFunction(function () {
+    Preferences.set("privacy.reduceTimerPrecision", timerPrecision);
+  });
+
+  await check_keyword(URI1, null);
+  let fc = await foreign_count(URI1);
+  let observer = expectNotifications();
+
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI1,
+    title: "test",
+  });
+  await PlacesUtils.keywords.insert({ url: URI1, keyword: "keyword" });
+  let itemId = await PlacesUtils.promiseItemId(bookmark.guid);
+  observer.check([
+    {
+      type: "bookmark-keyword-changed",
+      id: itemId,
+      itemType: bookmark.type,
+      url: bookmark.url,
+      guid: bookmark.guid,
+      parentGuid: bookmark.parentGuid,
+      keyword: "keyword",
+      lastModified: new Date(bookmark.lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+  await check_keyword(URI1, "keyword");
+  Assert.equal(await foreign_count(URI1), fc + 2); // + 1 bookmark + 1 keyword
+  await check_orphans();
+});
+
+add_task(async function test_addBookmarkToURIHavingKeyword() {
+  // The uri has already a keyword.
+  await check_keyword(URI1, "keyword");
+  let fc = await foreign_count(URI1);
+
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI1,
+    title: "test",
+  });
+  await check_keyword(URI1, "keyword");
+  Assert.equal(await foreign_count(URI1), fc + 1); // + 1 bookmark
+  await PlacesUtils.bookmarks.remove(bookmark);
+  await check_orphans();
+});
+
+add_task(async function test_sameKeywordDifferentURI() {
+  let timerPrecision = Preferences.get("privacy.reduceTimerPrecision");
+  Preferences.set("privacy.reduceTimerPrecision", false);
+
+  registerCleanupFunction(function () {
+    Preferences.set("privacy.reduceTimerPrecision", timerPrecision);
+  });
+
+  let fc1 = await foreign_count(URI1);
+  let fc2 = await foreign_count(URI2);
+  let observer = expectNotifications();
+
+  let bookmark2 = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI2,
+    title: "test2",
+  });
+  await check_keyword(URI1, "keyword");
+  await check_keyword(URI2, null);
+
+  await PlacesUtils.keywords.insert({ url: URI2, keyword: "kEyWoRd" });
+
+  let bookmark1 = await PlacesUtils.bookmarks.fetch({ url: URI1 });
+  observer.check([
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmark1.guid),
+      itemType: bookmark1.type,
+      url: bookmark1.url,
+      guid: bookmark1.guid,
+      parentGuid: bookmark1.parentGuid,
+      keyword: "",
+      lastModified: new Date(bookmark1.lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmark2.guid),
+      itemType: bookmark2.type,
+      url: bookmark2.url,
+      guid: bookmark2.guid,
+      parentGuid: bookmark2.parentGuid,
+      keyword: "keyword",
+      lastModified: new Date(bookmark2.lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+
+  // The keyword should have been "moved" to the new URI.
+  await check_keyword(URI1, null);
+  Assert.equal(await foreign_count(URI1), fc1 - 1); // - 1 keyword
+  await check_keyword(URI2, "keyword");
+  Assert.equal(await foreign_count(URI2), fc2 + 2); // + 1 bookmark + 1 keyword
+  await check_orphans();
+});
+
+add_task(async function test_sameURIDifferentKeyword() {
+  let fc = await foreign_count(URI2);
+  let observer = expectNotifications();
+
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI2,
+    title: "test2",
+  });
+  await check_keyword(URI2, "keyword");
+
+  await PlacesUtils.keywords.insert({ url: URI2, keyword: "keyword2" });
+  let bookmarks = [];
+  await PlacesUtils.bookmarks.fetch({ url: URI2 }, bm => bookmarks.push(bm));
+  observer.check([
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmarks[0].guid),
+      itemType: bookmarks[0].type,
+      url: bookmarks[0].url,
+      guid: bookmarks[0].guid,
+      parentGuid: bookmarks[0].parentGuid,
+      keyword: "keyword2",
+      lastModified: new Date(bookmarks[0].lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmarks[1].guid),
+      itemType: bookmarks[1].type,
+      url: bookmarks[1].url,
+      guid: bookmarks[1].guid,
+      parentGuid: bookmarks[1].parentGuid,
+      keyword: "keyword2",
+      lastModified: new Date(bookmarks[1].lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+  await check_keyword(URI2, "keyword2");
+  Assert.equal(await foreign_count(URI2), fc + 1); // + 1 bookmark - 1 keyword + 1 keyword
+  await check_orphans();
+});
+
+add_task(async function test_removeBookmarkWithKeyword() {
+  let fc = await foreign_count(URI2);
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI2,
+    title: "test",
+  });
+
+  // The keyword should not be removed, since there are other bookmarks yet.
+  await PlacesUtils.bookmarks.remove(bookmark);
+
+  await check_keyword(URI2, "keyword2");
+  Assert.equal(await foreign_count(URI2), fc); // + 1 bookmark - 1 bookmark
+  await check_orphans();
+});
+
+add_task(async function test_unsetKeyword() {
+  let fc = await foreign_count(URI2);
+  let observer = expectNotifications();
+
+  await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI2,
+    title: "test",
+  });
+
+  // The keyword should be removed from any bookmark.
+  await PlacesUtils.keywords.remove("keyword2");
+
+  let bookmarks = [];
+  await PlacesUtils.bookmarks.fetch({ url: URI2 }, bookmark =>
+    bookmarks.push(bookmark)
+  );
+  Assert.equal(bookmarks.length, 3, "Check number of bookmarks");
+  observer.check([
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmarks[0].guid),
+      itemType: bookmarks[0].type,
+      url: bookmarks[0].url,
+      guid: bookmarks[0].guid,
+      parentGuid: bookmarks[0].parentGuid,
+      keyword: "",
+      lastModified: new Date(bookmarks[0].lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmarks[1].guid),
+      itemType: bookmarks[1].type,
+      url: bookmarks[1].url,
+      guid: bookmarks[1].guid,
+      parentGuid: bookmarks[1].parentGuid,
+      keyword: "",
+      lastModified: new Date(bookmarks[1].lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+    {
+      type: "bookmark-keyword-changed",
+      id: await PlacesUtils.promiseItemId(bookmarks[2].guid),
+      itemType: bookmarks[2].type,
+      url: bookmarks[2].url,
+      guid: bookmarks[2].guid,
+      parentGuid: bookmarks[2].parentGuid,
+      keyword: "",
+      lastModified: new Date(bookmarks[2].lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+
+  await check_keyword(URI1, null);
+  await check_keyword(URI2, null);
+  Assert.equal(await foreign_count(URI2), fc); // + 1 bookmark - 1 keyword
+  await check_orphans();
+});
+
+add_task(async function test_addRemoveBookmark() {
+  let fc = await foreign_count(URI3);
+  let observer = expectNotifications();
+
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+    url: URI3,
+    title: "test3",
+  });
+  let itemId = await PlacesUtils.promiseItemId(bookmark.guid);
+  await PlacesUtils.keywords.insert({ url: URI3, keyword: "keyword" });
+  await PlacesUtils.bookmarks.remove(bookmark);
+
+  observer.check([
+    {
+      type: "bookmark-keyword-changed",
+      id: itemId,
+      itemType: bookmark.type,
+      url: bookmark.url,
+      guid: bookmark.guid,
+      parentGuid: bookmark.parentGuid,
+      keyword: "keyword",
+      lastModified: new Date(bookmark.lastModified),
+      source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+      isTagging: false,
+    },
+  ]);
+
+  await check_keyword(URI3, null);
+  Assert.equal(await foreign_count(URI3), fc); // +- 1 bookmark +- 1 keyword
+  await check_orphans();
+});
+
+add_task(async function test_reassign() {
+  // Should move keywords from old URL to new URL.
+  info("Old URL with keywords; new URL without keywords");
+  {
+    let oldURL = "http://example.com/1/kw";
+    let oldBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: oldURL,
+    });
+    await PlacesUtils.keywords.insert({
+      url: oldURL,
+      keyword: "kw1-1",
+      postData: "a=b",
+    });
+    await PlacesUtils.keywords.insert({
+      url: oldURL,
+      keyword: "kw1-2",
+      postData: "c=d",
+    });
+    let oldFC = await foreign_count(oldURL);
+    equal(oldFC, 3);
+
+    let newURL = "http://example.com/2/no-kw";
+    let newBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: newURL,
+    });
+    let newFC = await foreign_count(newURL);
+    equal(newFC, 1);
+
+    let observer = expectNotifications();
+    await PlacesUtils.keywords.reassign(oldURL, newURL);
+    observer.check([
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(oldBmk.guid),
+        itemType: oldBmk.type,
+        url: oldBmk.url,
+        guid: oldBmk.guid,
+        parentGuid: oldBmk.parentGuid,
+        keyword: "",
+        lastModified: new Date(oldBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "kw1-1",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "kw1-2",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+    ]);
+
+    await check_keyword(oldURL, null);
+    await check_keyword(newURL, "kw1-1");
+    await check_keyword(newURL, "kw1-2");
+
+    equal(await foreign_count(oldURL), oldFC - 2); // Removed both keywords.
+    equal(await foreign_count(newURL), newFC + 2); // Added two keywords.
+  }
+
+  // Should not remove any keywords from new URL.
+  info("Old URL without keywords; new URL with keywords");
+  {
+    let oldURL = "http://example.com/3/no-kw";
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: oldURL,
+    });
+    let oldFC = await foreign_count(oldURL);
+    equal(oldFC, 1);
+
+    let newURL = "http://example.com/4/kw";
+    await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: newURL,
+    });
+    await PlacesUtils.keywords.insert({
+      url: newURL,
+      keyword: "kw4-1",
+    });
+    let newFC = await foreign_count(newURL);
+    equal(newFC, 2);
+
+    let observer = expectNotifications();
+    await PlacesUtils.keywords.reassign(oldURL, newURL);
+    observer.check([]);
+
+    await check_keyword(newURL, "kw4-1");
+
+    equal(await foreign_count(oldURL), oldFC);
+    equal(await foreign_count(newURL), newFC);
+  }
+
+  // Should remove all keywords from new URL, then move keywords from old URL.
+  info("Old URL with keywords; new URL with keywords");
+  {
+    let oldURL = "http://example.com/8/kw";
+    let oldBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: oldURL,
+    });
+    await PlacesUtils.keywords.insert({
+      url: oldURL,
+      keyword: "kw8-1",
+      postData: "a=b",
+    });
+    await PlacesUtils.keywords.insert({
+      url: oldURL,
+      keyword: "kw8-2",
+      postData: "c=d",
+    });
+    let oldFC = await foreign_count(oldURL);
+    equal(oldFC, 3);
+
+    let newURL = "http://example.com/9/kw";
+    let newBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.menuGuid,
+      url: newURL,
+    });
+    await PlacesUtils.keywords.insert({
+      url: newURL,
+      keyword: "kw9-1",
+    });
+    let newFC = await foreign_count(newURL);
+    equal(newFC, 2);
+
+    let observer = expectNotifications();
+    await PlacesUtils.keywords.reassign(oldURL, newURL);
+    observer.check([
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(oldBmk.guid),
+        itemType: oldBmk.type,
+        url: oldBmk.url,
+        guid: oldBmk.guid,
+        parentGuid: oldBmk.parentGuid,
+        keyword: "",
+        lastModified: new Date(oldBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "kw8-1",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+      {
+        type: "bookmark-keyword-changed",
+        id: await PlacesUtils.promiseItemId(newBmk.guid),
+        itemType: newBmk.type,
+        url: newBmk.url,
+        guid: newBmk.guid,
+        parentGuid: newBmk.parentGuid,
+        keyword: "kw8-2",
+        lastModified: new Date(newBmk.lastModified),
+        source: Ci.nsINavBookmarksService.SOURCE_DEFAULT,
+        isTagging: false,
+      },
+    ]);
+
+    await check_keyword(oldURL, null);
+    await check_keyword(newURL, "kw8-1");
+    await check_keyword(newURL, "kw8-2");
+
+    equal(await foreign_count(oldURL), oldFC - 2); // Removed both keywords.
+    equal(await foreign_count(newURL), newFC + 1); // Removed old keyword; added two keywords.
+  }
+
+  // Should do nothing.
+  info("Old URL without keywords; new URL without keywords");
+  {
+    let oldURL = "http://example.com/10/no-kw";
+    let oldFC = await foreign_count(oldURL);
+
+    let newURL = "http://example.com/11/no-kw";
+    let newFC = await foreign_count(newURL);
+
+    let observer = expectNotifications();
+    await PlacesUtils.keywords.reassign(oldURL, newURL);
+    observer.check([]);
+
+    equal(await foreign_count(oldURL), oldFC);
+    equal(await foreign_count(newURL), newFC);
+  }
+
+  await check_orphans();
+});
+
+add_task(async function test_invalidation() {
+  info("Insert bookmarks");
+  let fx = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: "Get Firefox!",
+    url: "http://getfirefox.com",
+  });
+  let tb = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: "Get Thunderbird!",
+    url: "http://getthunderbird.com",
+  });
+
+  info("Set keywords for bookmarks");
+  await PlacesUtils.keywords.insert({ url: fx.url, keyword: "fx" });
+  await PlacesUtils.keywords.insert({ url: tb.url, keyword: "tb" });
+
+  info("Invalidate cached keywords");
+  await PlacesUtils.keywords.invalidateCachedKeywords();
+
+  info("Change URL of bookmark with keyword");
+  let promiseNotification = PlacesTestUtils.waitForNotification(
+    "bookmark-keyword-changed",
+    events =>
+      events.some(event => event.guid === fx.guid && event.keyword === "fx")
+  );
+  await PlacesUtils.bookmarks.update({
+    guid: fx.guid,
+    url: "https://www.mozilla.org/firefox",
+  });
+  await promiseNotification;
+
+  let entriesByKeyword = [];
+  await PlacesUtils.keywords.fetch({ keyword: "fx" }, e =>
+    entriesByKeyword.push(e.url.href)
+  );
+  deepEqual(
+    entriesByKeyword,
+    ["https://www.mozilla.org/firefox"],
+    "Should return new URL for keyword"
+  );
+
+  ok(
+    !(await PlacesUtils.keywords.fetch({ url: "http://getfirefox.com" })),
+    "Should not return keywords for old URL"
+  );
+
+  let entiresByURL = [];
+  await PlacesUtils.keywords.fetch(
+    { url: "https://www.mozilla.org/firefox" },
+    e => entiresByURL.push(e.keyword)
+  );
+  deepEqual(entiresByURL, ["fx"], "Should return keyword for new URL");
+
+  info("Invalidate cached keywords");
+  await PlacesUtils.keywords.invalidateCachedKeywords();
+
+  info("Remove bookmark with keyword");
+  await PlacesUtils.bookmarks.remove(tb.guid);
+
+  ok(
+    !(await PlacesUtils.keywords.fetch({ url: "http://getthunderbird.com" })),
+    "Should not return keywords for removed bookmark URL"
+  );
+
+  ok(
+    !(await PlacesUtils.keywords.fetch({ keyword: "tb" })),
+    "Should not return URL for removed bookmark keyword"
+  );
+  await check_orphans();
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function test_eraseAllBookmarks() {
+  info("Insert bookmarks");
+  let fx = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: "Get Firefox!",
+    url: "http://getfirefox.com",
+  });
+  let tb = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+    title: "Get Thunderbird!",
+    url: "http://getthunderbird.com",
+  });
+
+  info("Set keywords for bookmarks");
+  await PlacesUtils.keywords.insert({ url: fx.url, keyword: "fx" });
+  await PlacesUtils.keywords.insert({ url: tb.url, keyword: "tb" });
+
+  info("Erase everything");
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  ok(
+    !(await PlacesUtils.keywords.fetch({ keyword: "fx" })),
+    "Should remove Firefox keyword"
+  );
+
+  ok(
+    !(await PlacesUtils.keywords.fetch({ keyword: "tb" })),
+    "Should remove Thunderbird keyword"
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_removeFolderTransaction_reinsert.js b/toolkit/components/places/tests/bookmarks/test_removeFolderTransaction_reinsert.js
new file mode 100644
index 0000000000..1c9e55849d
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_removeFolderTransaction_reinsert.js
@@ -0,0 +1,115 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+/**
+ * This test ensures that reinserting a folder within a transaction gives it
+ * the same GUID, and passes it to the observers.
+ */
+
+add_task(async function test_removeFolderTransaction_reinsert() {
+  let folder = await PlacesUtils.bookmarks.insert({
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: "Test folder",
+  });
+  let fx = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    title: "Get Firefox!",
+    url: "http://getfirefox.com",
+  });
+  let tb = await PlacesUtils.bookmarks.insert({
+    parentGuid: folder.guid,
+    title: "Get Thunderbird!",
+    url: "http://getthunderbird.com",
+  });
+
+  let notifications = [];
+  function checkNotifications(expected, message) {
+    deepEqual(notifications, expected, message);
+    notifications.length = 0;
+  }
+
+  let listener = events => {
+    for (let event of events) {
+      notifications.push([
+        event.type,
+        event.id,
+        event.parentId,
+        event.guid,
+        event.parentGuid,
+      ]);
+    }
+  };
+  PlacesUtils.observers.addListener(
+    ["bookmark-added", "bookmark-removed"],
+    listener
+  );
+  PlacesUtils.registerShutdownFunction(function () {
+    PlacesUtils.observers.removeListener(
+      ["bookmark-added", "bookmark-removed"],
+      listener
+    );
+  });
+
+  let transaction = PlacesTransactions.Remove({ guid: folder.guid });
+
+  let folderId = await PlacesUtils.promiseItemId(folder.guid);
+  let fxId = await PlacesUtils.promiseItemId(fx.guid);
+  let tbId = await PlacesUtils.promiseItemId(tb.guid);
+
+  await transaction.transact();
+  let bookmarksMenuItemId = await PlacesUtils.promiseItemId(
+    PlacesUtils.bookmarks.menuGuid
+  );
+  checkNotifications(
+    [
+      ["bookmark-removed", tbId, folderId, tb.guid, folder.guid],
+      ["bookmark-removed", fxId, folderId, fx.guid, folder.guid],
+      [
+        "bookmark-removed",
+        folderId,
+        bookmarksMenuItemId,
+        folder.guid,
+        PlacesUtils.bookmarks.menuGuid,
+      ],
+    ],
+    "Executing transaction should remove folder and its descendants"
+  );
+
+  await PlacesTransactions.undo();
+
+  folderId = await PlacesUtils.promiseItemId(folder.guid);
+  fxId = await PlacesUtils.promiseItemId(fx.guid);
+  tbId = await PlacesUtils.promiseItemId(tb.guid);
+
+  checkNotifications(
+    [
+      [
+        "bookmark-added",
+        folderId,
+        bookmarksMenuItemId,
+        folder.guid,
+        PlacesUtils.bookmarks.menuGuid,
+      ],
+      ["bookmark-added", fxId, folderId, fx.guid, folder.guid],
+      ["bookmark-added", tbId, folderId, tb.guid, folder.guid],
+    ],
+    "Undo should reinsert folder with different id but same GUID"
+  );
+
+  await PlacesTransactions.redo();
+
+  checkNotifications(
+    [
+      ["bookmark-removed", tbId, folderId, tb.guid, folder.guid],
+      ["bookmark-removed", fxId, folderId, fx.guid, folder.guid],
+      [
+        "bookmark-removed",
+        folderId,
+        bookmarksMenuItemId,
+        folder.guid,
+        PlacesUtils.bookmarks.menuGuid,
+      ],
+    ],
+    "Redo should pass the GUID to observer"
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_savedsearches.js b/toolkit/components/places/tests/bookmarks/test_savedsearches.js
new file mode 100644
index 0000000000..a10307983d
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_savedsearches.js
@@ -0,0 +1,224 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// a search term that matches a default bookmark
+const searchTerm = "about";
+
+var testRoot;
+
+add_task(async function setup() {
+  // create a folder to hold all the tests
+  // this makes the tests more tolerant of changes to the default bookmarks set
+  // also, name it using the search term, for testing that containers that match don't show up in query results
+  testRoot = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: searchTerm,
+    type: PlacesUtils.bookmarks.TYPE_FOLDER,
+  });
+});
+
+add_task(async function test_savedsearches_bookmarks() {
+  // add a bookmark that matches the search term
+  let bookmark = await PlacesUtils.bookmarks.insert({
+    parentGuid: PlacesUtils.bookmarks.menuGuid,
+    title: searchTerm,
+    url: "http://foo.com",
+  });
+
+  // create a saved-search that matches a default bookmark
+  let search = await PlacesUtils.bookmarks.insert({
+    parentGuid: testRoot.guid,
+    title: searchTerm,
+    url:
+      "place:terms=" +
+      searchTerm +
+      "&excludeQueries=1&expandQueries=1&queryType=1",
+  });
+
+  // query for the test root, expandQueries=0
+  // the query should show up as a regular bookmark
+  try {
+    let options = PlacesUtils.history.getNewQueryOptions();
+    options.expandQueries = 0;
+    let query = PlacesUtils.history.getNewQuery();
+    query.setParents([testRoot.guid]);
+    let result = PlacesUtils.history.executeQuery(query, options);
+    let rootNode = result.root;
+    rootNode.containerOpen = true;
+    let cc = rootNode.childCount;
+    Assert.equal(cc, 1);
+    for (let i = 0; i < cc; i++) {
+      let node = rootNode.getChild(i);
+      // test that queries have valid itemId
+      Assert.ok(node.itemId > 0);
+      // test that the container is closed
+      node.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+      Assert.equal(node.containerOpen, false);
+    }
+    rootNode.containerOpen = false;
+  } catch (ex) {
+    do_throw("expandQueries=0 query error: " + ex);
+  }
+
+  // bookmark saved search
+  // query for the test root, expandQueries=1
+  // the query should show up as a query container, with 1 child
+  try {
+    let options = PlacesUtils.history.getNewQueryOptions();
+    options.expandQueries = 1;
+    let query = PlacesUtils.history.getNewQuery();
+    query.setParents([testRoot.guid]);
+    let result = PlacesUtils.history.executeQuery(query, options);
+    let rootNode = result.root;
+    rootNode.containerOpen = true;
+    let cc = rootNode.childCount;
+    Assert.equal(cc, 1);
+    for (let i = 0; i < cc; i++) {
+      let node = rootNode.getChild(i);
+      // test that query node type is container when expandQueries=1
+      Assert.equal(node.type, node.RESULT_TYPE_QUERY);
+      // test that queries (as containers) have valid itemId
+      Assert.ok(node.itemId > 0);
+      node.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+      node.containerOpen = true;
+
+      // test that queries have children when excludeItems=1
+      // test that query nodes don't show containers (shouldn't have our folder that matches)
+      // test that queries don't show themselves in query results (shouldn't have our saved search)
+      Assert.equal(node.childCount, 1);
+
+      // test that bookmark shows in query results
+      var item = node.getChild(0);
+      Assert.equal(item.bookmarkGuid, bookmark.guid);
+
+      // XXX - FAILING - test live-update of query results - add a bookmark that matches the query
+      // var tmpBmId = PlacesUtils.bookmarks.insertBookmark(
+      //  root, uri("http://" + searchTerm + ".com"),
+      //  PlacesUtils.bookmarks.DEFAULT_INDEX, searchTerm + "blah");
+      // do_check_eq(query.childCount, 2);
+
+      // XXX - test live-update of query results - delete a bookmark that matches the query
+      // PlacesUtils.bookmarks.removeItem(tmpBMId);
+      // do_check_eq(query.childCount, 1);
+
+      // test live-update of query results - add a folder that matches the query
+      await PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.menuGuid,
+        title: searchTerm + "zaa",
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      });
+      Assert.equal(node.childCount, 1);
+      // test live-update of query results - add a query that matches the query
+      await PlacesUtils.bookmarks.insert({
+        parentGuid: PlacesUtils.bookmarks.menuGuid,
+        title: searchTerm + "blah",
+        url: "place:terms=foo&excludeQueries=1&expandQueries=1&queryType=1",
+      });
+      Assert.equal(node.childCount, 1);
+    }
+    rootNode.containerOpen = false;
+  } catch (ex) {
+    do_throw("expandQueries=1 bookmarks query: " + ex);
+  }
+
+  // delete the bookmark search
+  await PlacesUtils.bookmarks.remove(search);
+});
+
+add_task(async function test_savedsearches_history() {
+  // add a visit that matches the search term
+  var testURI = uri("http://" + searchTerm + ".com");
+  await PlacesTestUtils.addVisits({ uri: testURI, title: searchTerm });
+
+  // create a saved-search that matches the visit we added
+  var searchItem = await PlacesUtils.bookmarks.insert({
+    parentGuid: testRoot.guid,
+    title: searchTerm,
+    url:
+      "place:terms=" +
+      searchTerm +
+      "&excludeQueries=1&expandQueries=1&queryType=0",
+  });
+
+  // query for the test root, expandQueries=1
+  // the query should show up as a query container, with 1 child
+  try {
+    var options = PlacesUtils.history.getNewQueryOptions();
+    options.expandQueries = 1;
+    var query = PlacesUtils.history.getNewQuery();
+    query.setParents([testRoot.guid]);
+    var result = PlacesUtils.history.executeQuery(query, options);
+    var rootNode = result.root;
+    rootNode.containerOpen = true;
+    var cc = rootNode.childCount;
+    Assert.equal(cc, 1);
+    for (var i = 0; i < cc; i++) {
+      var node = rootNode.getChild(i);
+      // test that query node type is container when expandQueries=1
+      Assert.equal(node.type, node.RESULT_TYPE_QUERY);
+      // test that queries (as containers) have valid itemId
+      Assert.equal(node.bookmarkGuid, searchItem.guid);
+      node.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+      node.containerOpen = true;
+
+      // test that queries have children when excludeItems=1
+      // test that query nodes don't show containers (shouldn't have our folder that matches)
+      // test that queries don't show themselves in query results (shouldn't have our saved search)
+      Assert.equal(node.childCount, 1);
+
+      // test that history visit shows in query results
+      var item = node.getChild(0);
+      Assert.equal(item.type, item.RESULT_TYPE_URI);
+      Assert.equal(item.itemId, -1); // history visit
+      Assert.equal(item.uri, testURI.spec); // history visit
+
+      // test live-update of query results - add a history visit that matches the query
+      await PlacesTestUtils.addVisits({
+        uri: uri("http://foo.com"),
+        title: searchTerm + "blah",
+      });
+      Assert.equal(node.childCount, 2);
+
+      // test live-update of query results - delete a history visit that matches the query
+      await PlacesUtils.history.remove("http://foo.com");
+      Assert.equal(node.childCount, 1);
+      node.containerOpen = false;
+    }
+
+    // test live-update of moved queries
+    let tmpFolder = await PlacesUtils.bookmarks.insert({
+      parentGuid: testRoot.guid,
+      title: "foo",
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    });
+
+    searchItem.parentGuid = tmpFolder.guid;
+    await PlacesUtils.bookmarks.update(searchItem);
+    var tmpFolderNode = rootNode.getChild(0);
+    Assert.equal(tmpFolderNode.bookmarkGuid, tmpFolder.guid);
+    tmpFolderNode.QueryInterface(Ci.nsINavHistoryContainerResultNode);
+    tmpFolderNode.containerOpen = true;
+    Assert.equal(tmpFolderNode.childCount, 1);
+
+    // test live-update of renamed queries
+    searchItem.title = "foo";
+    await PlacesUtils.bookmarks.update(searchItem);
+    Assert.equal(tmpFolderNode.title, "foo");
+
+    // test live-update of deleted queries
+    await PlacesUtils.bookmarks.remove(searchItem);
+    Assert.throws(
+      () => (tmpFolderNode = rootNode.getChild(1)),
+      /NS_ERROR_ILLEGAL_VALUE/,
+      "getting a deleted child should throw"
+    );
+
+    tmpFolderNode.containerOpen = false;
+    rootNode.containerOpen = false;
+  } catch (ex) {
+    do_throw("expandQueries=1 bookmarks query: " + ex);
+  }
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_sync_fields.js b/toolkit/components/places/tests/bookmarks/test_sync_fields.js
new file mode 100644
index 0000000000..7db76e96e6
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_sync_fields.js
@@ -0,0 +1,438 @@
+// Tracks a set of bookmark guids and their syncChangeCounter field and
+// provides a simple way for the test to check the correct fields had the
+// counter incremented.
+class CounterTracker {
+  constructor() {
+    this.tracked = new Map();
+  }
+
+  async _getCounter(guid) {
+    let fields = await PlacesTestUtils.fetchBookmarkSyncFields(guid);
+    if (!fields.length) {
+      throw new Error(`Item ${guid} does not exist`);
+    }
+    return fields[0].syncChangeCounter;
+  }
+
+  // Call this after creating a new bookmark.
+  async track(guid, name, expectedInitial = 1) {
+    if (this.tracked.has(guid)) {
+      throw new Error(`Already tracking item ${guid}`);
+    }
+    let initial = await this._getCounter(guid);
+    Assert.equal(
+      initial,
+      expectedInitial,
+      `Initial value of item '${name}' is correct`
+    );
+    this.tracked.set(guid, { name, value: expectedInitial });
+  }
+
+  // Call this to check *only* the specified IDs had a change increment, and
+  // that none of the other "tracked" ones did.
+  async check(...expectedToIncrement) {
+    info(`Checking counter for items ${JSON.stringify(expectedToIncrement)}`);
+    for (let [guid, entry] of this.tracked) {
+      let { name, value } = entry;
+      let newValue = await this._getCounter(guid);
+      let desc = `record '${name}' (guid=${guid})`;
+      if (expectedToIncrement.includes(guid)) {
+        // Note we don't check specifically for +1, as some changes will
+        // increment the counter by more than 1 (which is OK).
+        Assert.ok(
+          newValue > value,
+          `${desc} was expected to increment - was ${value}, now ${newValue}`
+        );
+        this.tracked.set(guid, { name, value: newValue });
+      } else {
+        Assert.equal(newValue, value, `${desc} was NOT expected to increment`);
+      }
+    }
+  }
+}
+
+async function checkSyncFields(guid, expected) {
+  let results = await PlacesTestUtils.fetchBookmarkSyncFields(guid);
+  if (!results.length) {
+    throw new Error(`Missing sync fields for ${guid}`);
+  }
+  for (let name in expected) {
+    let expectedValue = expected[name];
+    Assert.equal(
+      results[0][name],
+      expectedValue,
+      `field ${name} matches item ${guid}`
+    );
+  }
+}
+
+// Common test cases for sync field changes.
+class TestCases {
+  async run() {
+    info("Test 1: inserts, updates, tags, and keywords");
+    try {
+      await this.testChanges();
+    } finally {
+      info("Reset sync fields after test 1");
+      await PlacesTestUtils.markBookmarksAsSynced();
+    }
+
+    if ("moveItem" in this && "reorder" in this) {
+      info("Test 2: reparenting");
+      try {
+        await this.testReparenting();
+      } finally {
+        info("Reset sync fields after test 2");
+        await PlacesTestUtils.markBookmarksAsSynced();
+      }
+    }
+
+    if ("insertSeparator" in this) {
+      info("Test 3: separators");
+      try {
+        await this.testSeparators();
+      } finally {
+        info("Reset sync fields after test 3");
+        await PlacesTestUtils.markBookmarksAsSynced();
+      }
+    }
+  }
+
+  async testChanges() {
+    let testUri = NetUtil.newURI("http://test.mozilla.org");
+
+    let guid = await this.insertBookmark(
+      PlacesUtils.bookmarks.unfiledGuid,
+      testUri,
+      PlacesUtils.bookmarks.DEFAULT_INDEX,
+      "bookmark title"
+    );
+    info(`Inserted bookmark ${guid}`);
+    await checkSyncFields(guid, {
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NEW,
+      syncChangeCounter: 1,
+    });
+
+    // Pretend Sync just did whatever it does
+    await PlacesTestUtils.setBookmarkSyncFields({
+      guid,
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NORMAL,
+    });
+    info(`Updated sync status of ${guid}`);
+    await checkSyncFields(guid, {
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NORMAL,
+      syncChangeCounter: 1,
+    });
+
+    // update it - it should increment the change counter
+    await this.setTitle(guid, "new title");
+    info(`Changed title of ${guid}`);
+    await checkSyncFields(guid, {
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NORMAL,
+      syncChangeCounter: 2,
+    });
+
+    // Tagging a bookmark should update its change counter.
+    await this.tagURI(testUri, ["test-tag"]);
+    info(`Tagged bookmark ${guid}`);
+    await checkSyncFields(guid, { syncChangeCounter: 3 });
+
+    if ("setKeyword" in this) {
+      await this.setKeyword(guid, "keyword");
+      info(`Set keyword for bookmark ${guid}`);
+      await checkSyncFields(guid, { syncChangeCounter: 4 });
+    }
+    if ("removeKeyword" in this) {
+      await this.removeKeyword(guid, "keyword");
+      info(`Removed keyword from bookmark ${guid}`);
+      await checkSyncFields(guid, { syncChangeCounter: 5 });
+    }
+  }
+
+  async testSeparators() {
+    let insertSyncedBookmark = uri => {
+      return this.insertBookmark(
+        PlacesUtils.bookmarks.unfiledGuid,
+        NetUtil.newURI(uri),
+        PlacesUtils.bookmarks.DEFAULT_INDEX,
+        "A bookmark name"
+      );
+    };
+
+    await insertSyncedBookmark("http://foo.bar");
+    let secondBmk = await insertSyncedBookmark("http://bar.foo");
+    let sepGuid = await this.insertSeparator(
+      PlacesUtils.bookmarks.unfiledGuid,
+      PlacesUtils.bookmarks.DEFAULT_INDEX
+    );
+    await insertSyncedBookmark("http://barbar.foo");
+
+    info("Move a bookmark around the separator");
+    await this.moveItem(secondBmk, PlacesUtils.bookmarks.unfiledGuid, 4);
+    await checkSyncFields(sepGuid, { syncChangeCounter: 2 });
+
+    info("Move a separator around directly");
+    await this.moveItem(sepGuid, PlacesUtils.bookmarks.unfiledGuid, 0);
+    await checkSyncFields(sepGuid, { syncChangeCounter: 3 });
+  }
+
+  async testReparenting() {
+    let counterTracker = new CounterTracker();
+
+    let folder1 = await this.createFolder(
+      PlacesUtils.bookmarks.unfiledGuid,
+      "folder1",
+      PlacesUtils.bookmarks.DEFAULT_INDEX
+    );
+    info(`Created the first folder, guid is ${folder1}`);
+
+    // New folder should have a change recorded.
+    await counterTracker.track(folder1, "folder 1");
+
+    // Put a new bookmark in the folder.
+    let testUri = NetUtil.newURI("http://test2.mozilla.org");
+    let child1 = await this.insertBookmark(
+      folder1,
+      testUri,
+      PlacesUtils.bookmarks.DEFAULT_INDEX,
+      "bookmark 1"
+    );
+    info(`Created a new bookmark into ${folder1}, guid is ${child1}`);
+    // both the folder and the child should have a change recorded.
+    await counterTracker.track(child1, "child 1");
+    await counterTracker.check(folder1);
+
+    // A new child in the folder at index 0 - even though the existing child
+    // was bumped down the list, it should *not* have a change recorded.
+    let child2 = await this.insertBookmark(folder1, testUri, 0, "bookmark 2");
+    info(
+      `Created a second new bookmark into folder ${folder1}, guid is ${child2}`
+    );
+
+    await counterTracker.track(child2, "child 2");
+    await counterTracker.check(folder1);
+
+    // Move the items within the same folder - this should result in just a
+    // change for the parent, but for neither of the children.
+    // child0 is currently at index 0, so move child1 there.
+    await this.moveItem(child1, folder1, 0);
+    await counterTracker.check(folder1);
+
+    // Another folder to play with.
+    let folder2 = await this.createFolder(
+      PlacesUtils.bookmarks.unfiledGuid,
+      "folder2",
+      PlacesUtils.bookmarks.DEFAULT_INDEX
+    );
+    info(`Created a second new folder, guid is ${folder2}`);
+    await counterTracker.track(folder2, "folder 2");
+    // nothing else has changed.
+    await counterTracker.check();
+
+    // Move one of the children to the new folder.
+    info(
+      `Moving bookmark ${child2} from folder ${folder1} to folder ${folder2}`
+    );
+    await this.moveItem(child2, folder2, PlacesUtils.bookmarks.DEFAULT_INDEX);
+    // child1 should have no change, everything should have a new change.
+    await counterTracker.check(folder1, folder2, child2);
+
+    // Move the new folder to another root.
+    await this.moveItem(
+      folder2,
+      PlacesUtils.bookmarks.toolbarGuid,
+      PlacesUtils.bookmarks.DEFAULT_INDEX
+    );
+    info(`Moving folder ${folder2} to toolbar`);
+    await counterTracker.check(
+      folder2,
+      PlacesUtils.bookmarks.toolbarGuid,
+      PlacesUtils.bookmarks.unfiledGuid
+    );
+
+    let child3 = await this.insertBookmark(folder2, testUri, 0, "bookmark 3");
+    info(`Prepended child ${child3} to folder ${folder2}`);
+    await counterTracker.check(folder2, child3);
+
+    // Reordering should only track the parent.
+    await this.reorder(folder2, [child2, child3]);
+    info(`Reorder children of ${folder2}`);
+    await counterTracker.check(folder2);
+
+    // All fields still have a syncStatus of SYNC_STATUS_NEW - so deleting them
+    // should *not* cause any deleted items to be written.
+    await this.removeItem(folder1);
+    Assert.equal((await PlacesTestUtils.fetchSyncTombstones()).length, 0);
+
+    // Set folder2 and child2 to have a state of SYNC_STATUS_NORMAL and deleting
+    // them will cause both GUIDs to be written to moz_bookmarks_deleted.
+    await PlacesTestUtils.setBookmarkSyncFields({
+      guid: folder2,
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NORMAL,
+    });
+    await PlacesTestUtils.setBookmarkSyncFields({
+      guid: child2,
+      syncStatus: PlacesUtils.bookmarks.SYNC_STATUS.NORMAL,
+    });
+    await this.removeItem(folder2);
+    let tombstones = await PlacesTestUtils.fetchSyncTombstones();
+    let tombstoneGuids = sortBy(tombstones, "guid").map(({ guid }) => guid);
+    Assert.equal(tombstoneGuids.length, 2);
+    Assert.deepEqual(tombstoneGuids, [folder2, child2].sort(compareAscending));
+  }
+}
+
+// Exercises the legacy, synchronous `nsINavBookmarksService` calls implemented
+// in C++.
+class SyncTestCases extends TestCases {
+  async createFolder(parentGuid, title, index) {
+    let parentId = await PlacesUtils.promiseItemId(parentGuid);
+    let id = PlacesUtils.bookmarks.createFolder(parentId, title, index);
+    return PlacesUtils.promiseItemGuid(id);
+  }
+
+  async insertBookmark(parentGuid, uri, index, title) {
+    let parentId = await PlacesUtils.promiseItemId(parentGuid);
+    let id = PlacesUtils.bookmarks.insertBookmark(parentId, uri, index, title);
+    return PlacesUtils.promiseItemGuid(id);
+  }
+
+  async removeItem(guid) {
+    let id = await PlacesUtils.promiseItemId(guid);
+    PlacesUtils.bookmarks.removeItem(id);
+  }
+
+  async setTitle(guid, title) {
+    let id = await PlacesUtils.promiseItemId(guid);
+    PlacesUtils.bookmarks.setItemTitle(id, title);
+  }
+
+  async tagURI(uri, tags) {
+    PlacesUtils.tagging.tagURI(uri, tags);
+  }
+}
+
+async function findTagFolder(tag) {
+  let db = await PlacesUtils.promiseDBConnection();
+  let results = await db.executeCached(
+    `
+  SELECT guid
+  FROM moz_bookmarks
+  WHERE type = :type AND
+        parent = :tagsFolderId AND
+        title = :tag`,
+    {
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      tagsFolderId: PlacesUtils.tagsFolderId,
+      tag,
+    }
+  );
+  return results.length ? results[0].getResultByName("guid") : null;
+}
+
+// Exercises the new, async calls implemented in `Bookmarks.jsm`.
+class AsyncTestCases extends TestCases {
+  async createFolder(parentGuid, title, index) {
+    let item = await PlacesUtils.bookmarks.insert({
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+      parentGuid,
+      title,
+      index,
+    });
+    return item.guid;
+  }
+
+  async insertBookmark(parentGuid, uri, index, title) {
+    let item = await PlacesUtils.bookmarks.insert({
+      parentGuid,
+      url: uri,
+      index,
+      title,
+    });
+    return item.guid;
+  }
+
+  async insertSeparator(parentGuid, index) {
+    let item = await PlacesUtils.bookmarks.insert({
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+      parentGuid,
+      index,
+    });
+    return item.guid;
+  }
+
+  async moveItem(guid, newParentGuid, index) {
+    await PlacesUtils.bookmarks.update({
+      guid,
+      parentGuid: newParentGuid,
+      index,
+    });
+  }
+
+  async removeItem(guid) {
+    await PlacesUtils.bookmarks.remove(guid);
+  }
+
+  async setTitle(guid, title) {
+    await PlacesUtils.bookmarks.update({ guid, title });
+  }
+
+  async setKeyword(guid, keyword) {
+    let item = await PlacesUtils.bookmarks.fetch(guid);
+    if (!item) {
+      throw new Error(
+        `Cannot set keyword ${keyword} on nonexistent bookmark ${guid}`
+      );
+    }
+    await PlacesUtils.keywords.insert({ keyword, url: item.url });
+  }
+
+  async removeKeyword(guid, keyword) {
+    let item = await PlacesUtils.bookmarks.fetch(guid);
+    if (!item) {
+      throw new Error(
+        `Cannot remove keyword ${keyword} from nonexistent bookmark ${guid}`
+      );
+    }
+    let entry = await PlacesUtils.keywords.fetch({ keyword, url: item.url });
+    if (!entry) {
+      throw new Error(`Keyword ${keyword} not set on bookmark ${guid}`);
+    }
+    await PlacesUtils.keywords.remove(entry);
+  }
+
+  // There's no async API for tags, but the `PlacesUtils.bookmarks` methods are
+  // tag-aware, and should bump the change counters for tagged bookmarks when
+  // called directly.
+  async tagURI(uri, tags) {
+    for (let tag of tags) {
+      let tagFolderGuid = await findTagFolder(tag);
+      if (!tagFolderGuid) {
+        let tagFolder = await PlacesUtils.bookmarks.insert({
+          type: PlacesUtils.bookmarks.TYPE_FOLDER,
+          parentGuid: PlacesUtils.bookmarks.tagsGuid,
+          title: tag,
+        });
+        tagFolderGuid = tagFolder.guid;
+      }
+      await PlacesUtils.bookmarks.insert({
+        url: uri,
+        parentGuid: tagFolderGuid,
+      });
+    }
+  }
+
+  async reorder(parentGuid, childGuids) {
+    await PlacesUtils.bookmarks.reorder(parentGuid, childGuids);
+  }
+}
+
+add_task(async function test_sync_api() {
+  let tests = new SyncTestCases();
+  await tests.run();
+});
+
+add_task(async function test_async_api() {
+  let tests = new AsyncTestCases();
+  await tests.run();
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_tags.js b/toolkit/components/places/tests/bookmarks/test_tags.js
new file mode 100644
index 0000000000..3334d09b7c
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_tags.js
@@ -0,0 +1,128 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+add_task(async function test_fetchTags() {
+  let tags = await PlacesUtils.bookmarks.fetchTags();
+  Assert.deepEqual(tags, []);
+
+  let bm = await PlacesUtils.bookmarks.insert({
+    url: "http://page1.com/",
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+
+  PlacesUtils.tagging.tagURI(bm.url.URI, ["1", "2"]);
+  tags = await PlacesUtils.bookmarks.fetchTags();
+  Assert.deepEqual(tags, [
+    { name: "1", count: 1 },
+    { name: "2", count: 1 },
+  ]);
+
+  PlacesUtils.tagging.untagURI(bm.url.URI, ["1"]);
+  tags = await PlacesUtils.bookmarks.fetchTags();
+  Assert.deepEqual(tags, [{ name: "2", count: 1 }]);
+
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    url: "http://page2.com/",
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  PlacesUtils.tagging.tagURI(bm2.url.URI, ["2", "3"]);
+  tags = await PlacesUtils.bookmarks.fetchTags();
+  Assert.deepEqual(tags, [
+    { name: "2", count: 2 },
+    { name: "3", count: 1 },
+  ]);
+});
+
+add_task(async function test_fetch_by_tags() {
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ tags: "" }),
+    /Invalid value for property 'tags'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ tags: [] }),
+    /Invalid value for property 'tags'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ tags: null }),
+    /Invalid value for property 'tags'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ tags: [""] }),
+    /Invalid value for property 'tags'/
+  );
+  Assert.throws(
+    () => PlacesUtils.bookmarks.fetch({ tags: ["valid", null] }),
+    /Invalid value for property 'tags'/
+  );
+
+  info("Add bookmarks with tags.");
+  let bm1 = await PlacesUtils.bookmarks.insert({
+    url: "http://bacon.org/",
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  PlacesUtils.tagging.tagURI(bm1.url.URI, ["egg", "ratafià"]);
+  let bm2 = await PlacesUtils.bookmarks.insert({
+    url: "http://mushroom.org/",
+    parentGuid: PlacesUtils.bookmarks.unfiledGuid,
+  });
+  PlacesUtils.tagging.tagURI(bm2.url.URI, ["egg"]);
+
+  info("Fetch a single tag.");
+  let bms = [];
+  Assert.equal(
+    (await PlacesUtils.bookmarks.fetch({ tags: ["egg"] }, b => bms.push(b)))
+      .guid,
+    bm2.guid,
+    "Found the expected recent bookmark"
+  );
+  Assert.deepEqual(
+    bms.map(b => b.guid),
+    [bm2.guid, bm1.guid],
+    "Found the expected bookmarks"
+  );
+
+  info("Fetch multiple tags.");
+  bms = [];
+  Assert.equal(
+    (
+      await PlacesUtils.bookmarks.fetch({ tags: ["egg", "ratafià"] }, b =>
+        bms.push(b)
+      )
+    ).guid,
+    bm1.guid,
+    "Found the expected recent bookmark"
+  );
+  Assert.deepEqual(
+    bms.map(b => b.guid),
+    [bm1.guid],
+    "Found the expected bookmarks"
+  );
+
+  info("Fetch a nonexisting tag.");
+  bms = [];
+  Assert.equal(
+    await PlacesUtils.bookmarks.fetch({ tags: ["egg", "tomato"] }, b =>
+      bms.push(b)
+    ),
+    null,
+    "Should not find any bookmark"
+  );
+  Assert.deepEqual(bms, [], "Should not find any bookmark");
+
+  info("Check case insensitive");
+  bms = [];
+  Assert.equal(
+    (
+      await PlacesUtils.bookmarks.fetch({ tags: ["eGg", "raTafiÀ"] }, b =>
+        bms.push(b)
+      )
+    ).guid,
+    bm1.guid,
+    "Found the expected recent bookmark"
+  );
+  Assert.deepEqual(
+    bms.map(b => b.guid),
+    [bm1.guid],
+    "Found the expected bookmarks"
+  );
+});
diff --git a/toolkit/components/places/tests/bookmarks/test_untitled.js b/toolkit/components/places/tests/bookmarks/test_untitled.js
new file mode 100644
index 0000000000..6e756d79a6
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/test_untitled.js
@@ -0,0 +1,114 @@
+add_task(async function test_untitled_visited_bookmark() {
+  let fxURI = uri("http://getfirefox.com");
+
+  await PlacesUtils.history.insert({
+    url: fxURI,
+    title: "Get Firefox!",
+    visits: [
+      {
+        date: new Date(),
+        transition: PlacesUtils.history.TRANSITIONS.TYPED,
+      },
+    ],
+  });
+
+  let { root: node } = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.toolbarGuid
+  );
+
+  try {
+    let fxBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+      url: fxURI,
+    });
+    strictEqual(fxBmk.title, "", "Visited bookmark should not have title");
+
+    await PlacesTestUtils.promiseAsyncUpdates();
+
+    let fxBmkId = await PlacesUtils.promiseItemId(fxBmk.guid);
+    strictEqual(
+      PlacesUtils.bookmarks.getItemTitle(fxBmkId),
+      "",
+      "Should return empty string for untitled visited bookmark"
+    );
+
+    let fxBmkNode = node.getChild(0);
+    equal(fxBmkNode.itemId, fxBmkId, "Visited bookmark ID should match");
+    strictEqual(
+      fxBmkNode.title,
+      "",
+      "Visited bookmark node should not have title"
+    );
+  } finally {
+    node.containerOpen = false;
+  }
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function test_untitled_unvisited_bookmark() {
+  let tbURI = uri("http://getthunderbird.com");
+
+  let { root: node } = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.toolbarGuid
+  );
+
+  try {
+    let tbBmk = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+      url: tbURI,
+    });
+    strictEqual(tbBmk.title, "", "Unvisited bookmark should not have title");
+
+    await PlacesTestUtils.promiseAsyncUpdates();
+
+    let tbBmkId = await PlacesUtils.promiseItemId(tbBmk.guid);
+    strictEqual(
+      PlacesUtils.bookmarks.getItemTitle(tbBmkId),
+      "",
+      "Should return empty string for untitled unvisited bookmark"
+    );
+
+    let tbBmkNode = node.getChild(0);
+    equal(tbBmkNode.itemId, tbBmkId, "Unvisited bookmark ID should match");
+    strictEqual(
+      tbBmkNode.title,
+      "",
+      "Unvisited bookmark node should not have title"
+    );
+  } finally {
+    node.containerOpen = false;
+  }
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
+
+add_task(async function test_untitled_folder() {
+  let { root: node } = PlacesUtils.getFolderContents(
+    PlacesUtils.bookmarks.toolbarGuid
+  );
+
+  try {
+    let folder = await PlacesUtils.bookmarks.insert({
+      parentGuid: PlacesUtils.bookmarks.toolbarGuid,
+      type: PlacesUtils.bookmarks.TYPE_FOLDER,
+    });
+
+    await PlacesTestUtils.promiseAsyncUpdates();
+
+    let folderId = await PlacesUtils.promiseItemId(folder.guid);
+    strictEqual(
+      PlacesUtils.bookmarks.getItemTitle(folderId),
+      "",
+      "Should return empty string for untitled folder"
+    );
+
+    let folderNode = node.getChild(0);
+    equal(folderNode.itemId, folderId, "Folder ID should match");
+    strictEqual(folderNode.title, "", "Folder node should not have title");
+  } finally {
+    node.containerOpen = false;
+  }
+
+  await PlacesUtils.bookmarks.eraseEverything();
+});
diff --git a/toolkit/components/places/tests/bookmarks/xpcshell.ini b/toolkit/components/places/tests/bookmarks/xpcshell.ini
new file mode 100644
index 0000000000..91d3741bb4
--- /dev/null
+++ b/toolkit/components/places/tests/bookmarks/xpcshell.ini
@@ -0,0 +1,48 @@
+[DEFAULT]
+head = head_bookmarks.js
+skip-if = toolkit == 'android'
+firefox-appdir = browser
+
+[test_1016953-renaming-uncompressed.js]
+[test_1017502-bookmarks_foreign_count.js]
+[test_384228.js]
+[test_385829.js]
+[test_388695.js]
+[test_393498.js]
+[test_405938_restore_queries.js]
+[test_424958-json-quoted-folders.js]
+[test_448584.js]
+[test_458683.js]
+[test_466303-json-remove-backups.js]
+[test_477583_json-backup-in-future.js]
+[test_818584-discard-duplicate-backups.js]
+[test_818587_compress-bookmarks-backups.js]
+[test_818593-store-backup-metadata.js]
+[test_992901-backup-unsorted-hierarchy.js]
+[test_997030-bookmarks-html-encode.js]
+[test_1129529.js]
+support-files =
+  bookmarks_long_tag.json
+[test_async_observers.js]
+[test_bmindex.js]
+[test_bookmark_observer.js]
+[test_bookmarkstree_cache.js]
+[test_bookmarks_eraseEverything.js]
+[test_bookmarks_fetch.js]
+[test_bookmarks_getRecent.js]
+[test_bookmarks_insert.js]
+[test_bookmarks_insertTree.js]
+[test_bookmarks_notifications.js]
+[test_bookmarks_moveToFolder.js]
+[test_bookmarks_remove.js]
+[test_bookmarks_remove_batch.js]
+[test_bookmarks_reorder.js]
+[test_bookmarks_search.js]
+[test_bookmarks_update.js]
+[test_insertTree_fixupOrSkipInvalidEntries.js]
+[test_keywords.js]
+[test_removeFolderTransaction_reinsert.js]
+[test_savedsearches.js]
+[test_sync_fields.js]
+[test_tags.js]
+[test_untitled.js]