diff -r 000000000000 -r 6474c204b198 toolkit/mozapps/update/tests/unit_base_updater/marFailurePartial.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/mozapps/update/tests/unit_base_updater/marFailurePartial.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,47 @@
+/* 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/.
+ */
+
+/* General Partial MAR File Patch Apply Failure Test */
+
+function run_test() {
+  setupTestCommon();
+  gTestFiles = gTestFilesPartialSuccess;
+  gTestFiles[11].originalFile = "partial.png";
+  gTestDirs = gTestDirsPartialSuccess;
+  setTestFilesAndDirsForFailure();
+  setupUpdaterTest(FILE_PARTIAL_MAR, false, false);
+
+  // For Mac OS X set the last modified time for the root directory to a date in
+  // the past to test that the last modified time is updated on all updates since
+  // the precomplete file in the root of the bundle is renamed, etc. (bug 600098).
+  if (IS_MACOSX) {
+    let now = Date.now();
+    let yesterday = now - (1000 * 60 * 60 * 24);
+    let applyToDir = getApplyDirFile();
+    applyToDir.lastModifiedTime = yesterday;
+  }
+
+  // Note that on platforms where we use execv, we cannot trust the return code.
+  runUpdate((USE_EXECV ? 0 : 1), STATE_FAILED_UNEXPECTED_FILE_OPERATION_ERROR);
+}
+
+function checkUpdateApplied() {
+  if (IS_MACOSX) {
+    logTestInfo("testing last modified time on the apply to directory has " +
+                "changed after a successful update (bug 600098)");
+    let now = Date.now();
+    let applyToDir = getApplyDirFile();
+    let timeDiff = Math.abs(applyToDir.lastModifiedTime - now);
+    do_check_true(timeDiff < MAC_MAX_TIME_DIFFERENCE);
+  }
+
+  checkFilesAfterUpdateFailure();
+  // Sorting on Linux is different so skip this check for now.
+  if (!IS_UNIX) {
+    checkUpdateLogContents(LOG_PARTIAL_FAILURE);
+  }
+
+  checkCallbackAppLog();
+}