1 files changed, 38 insertions, 0 deletions
diff --git a/services/sync/tests/unit/test_extension_storage_tracker.js b/services/sync/tests/unit/test_extension_storage_tracker.js
new file mode 100644
index 000000000..fac51a897
--- /dev/null
+++ b/services/sync/tests/unit/test_extension_storage_tracker.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+Cu.import("resource://services-sync/constants.js");
+Cu.import("resource://services-sync/engines.js");
+Cu.import("resource://services-sync/engines/extension-storage.js");
+Cu.import("resource://services-sync/service.js");
+Cu.import("resource://services-sync/util.js");
+Cu.import("resource://gre/modules/ExtensionStorageSync.jsm");
+
+Service.engineManager.register(ExtensionStorageEngine);
+const engine = Service.engineManager.get("extension-storage");
+do_get_profile();   // so we can use FxAccounts
+loadWebExtensionTestFunctions();
+
+add_task(function* test_changing_extension_storage_changes_score() {
+  const tracker = engine._tracker;
+  const extension = {id: "my-extension-id"};
+  Svc.Obs.notify("weave:engine:start-tracking");
+  yield* withSyncContext(function*(context) {
+    yield ExtensionStorageSync.set(extension, {"a": "b"}, context);
+  });
+  do_check_eq(tracker.score, SCORE_INCREMENT_MEDIUM);
+
+  tracker.resetScore();
+  yield* withSyncContext(function*(context) {
+    yield ExtensionStorageSync.remove(extension, "a", context);
+  });
+  do_check_eq(tracker.score, SCORE_INCREMENT_MEDIUM);
+
+  Svc.Obs.notify("weave:engine:stop-tracking");
+});
+
+function run_test() {
+  run_next_test();
+}