1 files changed, 64 insertions, 0 deletions
diff --git a/apps/system/test/unit/mock_navigator_settings.js b/apps/system/test/unit/mock_navigator_settings.js
new file mode 100644
index 0000000..8b0de8a
--- /dev/null
+++ b/apps/system/test/unit/mock_navigator_settings.js
@@ -0,0 +1,64 @@
+(function(window) {
+  var observers = {},
+      settings = {},
+      removedObservers = {};
+
+  function mns_mLockSet(obj) {
+    for (var key in obj) {
+      settings[key] = obj[key];
+    }
+  }
+
+  function mns_addObserver(name, cb) {
+    observers[name] = observers[name] || [];
+    observers[name].push(cb);
+  }
+
+  function mns_removeObserver(name, cb) {
+    removedObservers[name] = removedObservers[name] || [];
+    removedObservers[name].push(cb);
+  }
+
+  function mns_createLock() {
+    return {
+      set: mns_mLockSet
+    };
+  }
+
+  function mns_mTriggerObservers(name, args) {
+    var theseObservers = observers[name];
+
+    if (! theseObservers) {
+      return;
+    }
+
+    theseObservers.forEach(function(func) {
+      func(args);
+    });
+  }
+
+  function mns_teardown() {
+    observers = {};
+    settings = {};
+    removedObservers = {};
+  }
+
+  window.MockNavigatorSettings = {
+    addObserver: mns_addObserver,
+    removeObserver: mns_removeObserver,
+    createLock: mns_createLock,
+
+    mTriggerObservers: mns_mTriggerObservers,
+    mTeardown: mns_teardown,
+    get mObservers() {
+      return observers;
+    },
+    get mSettings() {
+      return settings;
+    },
+    get mRemovedObservers() {
+      return removedObservers;
+    }
+  };
+
+})(this);