1 files changed, 31 insertions, 0 deletions
diff --git a/toolkit/components/search/tests/xpcshell/test_engine_alias.js b/toolkit/components/search/tests/xpcshell/test_engine_alias.js
new file mode 100644
index 0000000000..2b0aa41850
--- /dev/null
+++ b/toolkit/components/search/tests/xpcshell/test_engine_alias.js
@@ -0,0 +1,31 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const NAME = "Test Alias Engine";
+
+add_setup(async function () {
+  await AddonTestUtils.promiseStartupManager();
+  let settingsFileWritten = promiseAfterSettings();
+  await Services.search.init();
+  await settingsFileWritten;
+});
+
+add_task(async function upgrade_with_configuration_change_test() {
+  let settingsFileWritten = promiseAfterSettings();
+  await SearchTestUtils.installSearchExtension({
+    name: NAME,
+    keyword: "testalias",
+  });
+  await settingsFileWritten;
+
+  let engine = await Services.search.getEngineByAlias("testalias");
+  Assert.equal(engine?.name, NAME, "Engine can be fetched by alias");
+
+  // Restart the search service but not the AddonManager, we will
+  // load the engines from settings.
+  Services.search.wrappedJSObject.reset();
+  await Services.search.init();
+
+  engine = await Services.search.getEngineByAlias("testalias");
+  Assert.equal(engine?.name, NAME, "Engine can be fetched by alias");
+});