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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
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+++ b/toolkit/components/places/tests/bookmarks/test_818593-store-backup-metadata.js
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+/* 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);
+});