1 files changed, 43 insertions, 0 deletions
diff --git a/toolkit/components/places/tests/unit/test_utils_backups_hasRecent.js b/toolkit/components/places/tests/unit/test_utils_backups_hasRecent.js
new file mode 100644
index 0000000000..77d356b032
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+++ b/toolkit/components/places/tests/unit/test_utils_backups_hasRecent.js
@@ -0,0 +1,43 @@
+/* -*- 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/. */
+
+/**
+ * Check for correct functionality of bookmarks backups
+ */
+
+/**
+ * Creates a fake empty dated backup.
+ * @param {Date} date the Date to use for the backup file name
+ * @param {string} backupsFolderPath the path to the backups folder
+ * @returns path of the created backup file
+ */
+async function createFakeBackup(date, backupsFolderPath) {
+  let backupFilePath = PathUtils.join(
+    backupsFolderPath,
+    PlacesBackups.getFilenameForDate(date)
+  );
+  await IOUtils.write(backupFilePath, new Uint8Array());
+  return backupFilePath;
+}
+
+add_task(async function test_hasRecentBackup() {
+  let backupFolderPath = await PlacesBackups.getBackupFolder();
+  Assert.ok(!(await PlacesBackups.hasRecentBackup()), "Check no recent backup");
+
+  await createFakeBackup(new Date(Date.now() - 4 * 86400), backupFolderPath);
+  Assert.ok(!(await PlacesBackups.hasRecentBackup()), "Check no recent backup");
+  PlacesBackups.invalidateCache();
+  await createFakeBackup(new Date(Date.now() - 2 * 86400), backupFolderPath);
+  Assert.ok(await PlacesBackups.hasRecentBackup(), "Check has recent backup");
+  PlacesBackups.invalidateCache();
+
+  try {
+    await IOUtils.remove(backupFolderPath, { recursive: true });
+  } catch (ex) {
+    // On Windows the files may be locked.
+    info("Unable to cleanup the backups test folder");
+  }
+});