1 files changed, 65 insertions, 0 deletions
diff --git a/tools/lint/eslint/eslint-plugin-mozilla/tests/use-chromeutils-import.js b/tools/lint/eslint/eslint-plugin-mozilla/tests/use-chromeutils-import.js
new file mode 100644
index 0000000000..f9aea6566a
--- /dev/null
+++ b/tools/lint/eslint/eslint-plugin-mozilla/tests/use-chromeutils-import.js
@@ -0,0 +1,65 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// ------------------------------------------------------------------------------
+// Requirements
+// ------------------------------------------------------------------------------
+
+var rule = require("../lib/rules/use-chromeutils-import");
+var RuleTester = require("eslint").RuleTester;
+
+const ruleTester = new RuleTester({ parserOptions: { ecmaVersion: "latest" } });
+
+// ------------------------------------------------------------------------------
+// Tests
+// ------------------------------------------------------------------------------
+
+function callError(message) {
+  return [{ message, type: "CallExpression" }];
+}
+
+const MESSAGE_IMPORT = "Please use ChromeUtils.import instead of Cu.import";
+const MESSAGE_DEFINE =
+  "Please use ChromeUtils.defineModuleGetter instead of " +
+  "XPCOMUtils.defineLazyModuleGetter";
+
+ruleTester.run("use-chromeutils-import", rule, {
+  valid: [
+    `ChromeUtils.import("resource://gre/modules/AppConstants.jsm");`,
+    `ChromeUtils.import("resource://gre/modules/AppConstants.jsm", this);`,
+    `ChromeUtils.defineModuleGetter(this, "AppConstants",
+                                    "resource://gre/modules/AppConstants.jsm");`,
+    `XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
+                                       "resource://gre/modules/AppConstants.jsm",
+                                       "Foo");`,
+    `XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
+                                       "resource://gre/modules/AppConstants.jsm",
+                                       undefined, preAppConstantsLambda);`,
+  ],
+  invalid: [
+    {
+      code: `Cu.import("resource://gre/modules/AppConstants.jsm");`,
+      output: `ChromeUtils.import("resource://gre/modules/AppConstants.jsm");`,
+      errors: callError(MESSAGE_IMPORT),
+    },
+    {
+      code: `Cu.import("resource://gre/modules/AppConstants.jsm", this);`,
+      output: `ChromeUtils.import("resource://gre/modules/AppConstants.jsm", this);`,
+      errors: callError(MESSAGE_IMPORT),
+    },
+    {
+      code: `Components.utils.import("resource://gre/modules/AppConstants.jsm");`,
+      output: `ChromeUtils.import("resource://gre/modules/AppConstants.jsm");`,
+      errors: callError(MESSAGE_IMPORT),
+    },
+    {
+      code: `XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
+                                               "resource://gre/modules/AppConstants.jsm");`,
+      output: `ChromeUtils.defineModuleGetter(this, "AppConstants",
+                                               "resource://gre/modules/AppConstants.jsm");`,
+      errors: callError(MESSAGE_DEFINE),
+    },
+  ],
+});