1 files changed, 60 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..7c6b95a640
--- /dev/null
+++ b/tools/lint/eslint/eslint-plugin-mozilla/tests/use-services.js
@@ -0,0 +1,60 @@
+/* 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: "latest" } });
+
+// ------------------------------------------------------------------------------
+// Tests
+// ------------------------------------------------------------------------------
+
+function invalidCode(code, name, replaces, type = "CallExpression") {
+  let message = `Use Services.${name} rather than ${replaces}.`;
+  return { code, errors: [{ message, type }] };
+}
+
+ruleTester.run("use-services", rule, {
+  valid: [
+    'Cc["@mozilla.org/fakeservice;1"].getService(Ci.nsIFake)',
+    'Components.classes["@mozilla.org/fakeservice;1"].getService(Components.interfaces.nsIFake)',
+    "Services.wm.addListener()",
+  ],
+  invalid: [
+    invalidCode(
+      'Cc["@mozilla.org/appshell/window-mediator;1"].getService(Ci.nsIWindowMediator);',
+      "wm",
+      "getService()"
+    ),
+    invalidCode(
+      'Components.classes["@mozilla.org/toolkit/app-startup;1"].getService(Components.interfaces.nsIAppStartup);',
+      "startup",
+      "getService()"
+    ),
+    invalidCode(
+      `XPCOMUtils.defineLazyServiceGetters(this, {
+         uuidGen: ["@mozilla.org/uuid-generator;1", "nsIUUIDGenerator"],
+       });`,
+      "uuid",
+      "defineLazyServiceGetters",
+      "ArrayExpression"
+    ),
+    invalidCode(
+      `XPCOMUtils.defineLazyServiceGetter(
+         this,
+         "gELS",
+         "@mozilla.org/eventlistenerservice;1",
+         "nsIEventListenerService"
+       );`,
+      "els",
+      "defineLazyServiceGetter"
+    ),
+  ],
+});