1 files changed, 40 insertions, 0 deletions
diff --git a/tools/lint/eslint/eslint-plugin-mozilla/tests/use-services.js b/tools/lint/eslint/eslint-plugin-mozilla/tests/use-services.js
new file mode 100644
index 0000000000..b8d5338fc4
--- /dev/null
+++ b/tools/lint/eslint/eslint-plugin-mozilla/tests/use-services.js
@@ -0,0 +1,40 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// ------------------------------------------------------------------------------
+// Requirements
+// ------------------------------------------------------------------------------
+
+var rule = require("../lib/rules/use-services");
+var RuleTester = require("eslint").RuleTester;
+
+const ruleTester = new RuleTester({ parserOptions: { ecmaVersion: 6 } });
+
+// ------------------------------------------------------------------------------
+// Tests
+// ------------------------------------------------------------------------------
+
+function invalidCode(code, name) {
+  let message = `Use Services.${name} rather than getService().`;
+  return { code, errors: [{ message, type: "CallExpression" }] };
+}
+
+ruleTester.run("use-services", rule, {
+  valid: [
+    'Cc["@mozilla.org/uuid-generator;1"].getService(Ci.nsIUUIDGenerator)',
+    'Components.classes["@mozilla.org/uuid-generator;1"].getService(Components.interfaces.nsIUUIDGenerator)',
+    "Services.wm.addListener()",
+  ],
+  invalid: [
+    invalidCode(
+      'Cc["@mozilla.org/appshell/window-mediator;1"].getService(Ci.nsIWindowMediator);',
+      "wm"
+    ),
+    invalidCode(
+      'Components.classes["@mozilla.org/toolkit/app-startup;1"].getService(Components.interfaces.nsIAppStartup);',
+      "startup"
+    ),
+  ],
+});