import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

toolkit/components/search/tests/xpcshell/test_sync.js

@@ -0,0 +1,27 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function run_test() {
+  removeMetadata();
+  removeCacheFile();
+
+  do_load_manifest("data/chrome.manifest");
+
+  configureToLoadJarEngines();
+
+  do_check_false(Services.search.isInitialized);
+
+  // test engines from dir are not loaded.
+  let engines = Services.search.getEngines();
+  do_check_eq(engines.length, 1);
+
+  do_check_true(Services.search.isInitialized);
+
+  // test jar engine is loaded ok.
+  let engine = Services.search.getEngineByName("bug645970");
+  do_check_neq(engine, null);
+
+  // Check the hidden engine is not loaded.
+  engine = Services.search.getEngineByName("hidden");
+  do_check_eq(engine, null);
+}