import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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

@@ -0,0 +1,57 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+
+/*
+ * test_nodb: Start search engine
+ * - without search-metadata.json
+ * - without search.sqlite
+ *
+ * Ensure that :
+ * - nothing explodes;
+ * - if we change the order, search.json.mozlz4 is updated;
+ * - this search.json.mozlz4 can be parsed;
+ * - the order stored in search.json.mozlz4 is consistent.
+ *
+ * Notes:
+ * - we install the search engines of test "test_downloadAndAddEngines.js"
+ * to ensure that this test is independent from locale, commercial agreements
+ * and configuration of Firefox.
+ */
+
+function run_test() {
+  updateAppInfo();
+  do_load_manifest("data/chrome.manifest");
+  useHttpServer();
+
+  run_next_test();
+}
+
+add_task(function* test_nodb_pluschanges() {
+  let [engine1, engine2] = yield addTestEngines([
+    { name: "Test search engine", xmlFileName: "engine.xml" },
+    { name: "A second test engine", xmlFileName: "engine2.xml"},
+  ]);
+  yield promiseAfterCache();
+
+  let search = Services.search;
+
+  search.moveEngine(engine1, 0);
+  search.moveEngine(engine2, 1);
+
+  // This is needed to avoid some reentrency issues in nsSearchService.
+  do_print("Next step is forcing flush");
+  yield new Promise(resolve => do_execute_soon(resolve));
+
+  do_print("Forcing flush");
+  let promiseCommit = promiseAfterCache();
+  search.QueryInterface(Ci.nsIObserver)
+        .observe(null, "quit-application", "");
+  yield promiseCommit;
+  do_print("Commit complete");
+
+  // Check that the entries are placed as specified correctly
+  let metadata = yield promiseEngineMetadata();
+  do_check_eq(metadata["test-search-engine"].order, 1);
+  do_check_eq(metadata["a-second-test-engine"].order, 2);
+});