1 files changed, 80 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.7/packages/api-utils/tests/test-registry.js b/tools/addon-sdk-1.7/packages/api-utils/tests/test-registry.js
new file mode 100644
index 0000000..c5820fb
--- /dev/null
+++ b/tools/addon-sdk-1.7/packages/api-utils/tests/test-registry.js
@@ -0,0 +1,80 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+'use strict';
+
+exports['test:add'] = function(test) {
+  function Class() {}
+  let fixture = require('utils/registry').Registry(Class);
+  let isAddEmitted = false;
+  fixture.on('add', function(item) {
+    test.assert(
+      item instanceof Class,
+      'if object added is not an instance should construct instance from it'
+    );
+    test.assert(
+      fixture.has(item),
+      'callback is called after instance is added'
+    );
+    test.assert(
+      !isAddEmitted,
+      'callback should be called for the same item only once'
+    );
+    isAddEmitted = true;
+  });
+
+  let object = fixture.add({});
+  fixture.add(object);
+};
+
+exports['test:remove'] = function(test) {
+  function Class() {}
+  let fixture = require('utils/registry').Registry(Class);
+  fixture.on('remove', function(item) {
+     test.assert(
+      item instanceof Class,
+      'if object removed can be only instance of Class'
+    );
+    test.assert(
+      fixture.has(item),
+      'callback is called before instance is removed'
+    );
+    test.assert(
+      !isRemoveEmitted,
+      'callback should be called for the same item only once'
+    );
+    isRemoveEmitted = true;
+  });
+
+  fixture.remove({});
+  let object = fixture.add({});
+  fixture.remove(object);
+  fixture.remove(object);
+};
+
+exports['test:items'] = function(test) {
+  function Class() {}
+  let fixture = require('utils/registry').Registry(Class),
+      actual,
+      times = 0;
+
+  function testItem(item) {
+    times ++;
+    test.assertEqual(
+      actual,
+      item,
+      'item should match actual item being added/removed'
+    );
+  }
+  
+  actual = fixture.add({});
+
+  fixture.on('add', testItem);
+  fixture.on('remove', testItem);
+  
+  fixture.remove(actual);
+  fixture.remove(fixture.add(actual = new Class()));
+  test.assertEqual(3, times, 'should notify listeners on each call');
+}
+