1 files changed, 40 insertions, 0 deletions
diff --git a/apps/system/test/unit/mocks_helper.js b/apps/system/test/unit/mocks_helper.js
new file mode 100644
index 0000000..40c8689
--- /dev/null
+++ b/apps/system/test/unit/mocks_helper.js
@@ -0,0 +1,40 @@
+var MocksHelper = function(mocks) {
+  this.mocks = mocks;
+  this.realWindowObjects = {};
+};
+
+MocksHelper.prototype = {
+
+  setup: function mh_setup() {
+  },
+
+  suiteSetup: function mh_suiteSetup() {
+    this.mocks.forEach(function(objName) {
+      var mockName = 'Mock' + objName;
+      if (!window[mockName]) {
+        throw 'Mock ' + mockName + ' has not been loaded into the test';
+      }
+
+      this.realWindowObjects[objName] = window[objName];
+      window[objName] = window[mockName];
+    }, this);
+  },
+
+  suiteTeardown: function mh_suiteTeardown() {
+    this.mocks.forEach(function(objName) {
+      window[objName] = this.realWindowObjects[objName];
+    }, this);
+  },
+
+  teardown: function mh_teardown() {
+    this.mocks.forEach(function(objName) {
+      var mockName = 'Mock' + objName;
+      var mock = window[mockName];
+
+      if (mock.mTeardown) {
+        mock.mTeardown();
+      }
+    });
+  }
+};
+