feat(geolocation): patch the API

fixes #113

lib/patch/browser.js

@@ -8,6 +8,7 @@ var registerElementPatch = require('./register-element');
 var webSocketPatch = require('./websocket');
 var eventTargetPatch = require('./event-target');
 var propertyDescriptorPatch = require('./property-descriptor');
+var geolocationPatch = require('./geolocation');
 
 function apply() {
   fnPatch.patchSetClearFunction(global, [
@@ -39,6 +40,8 @@ function apply() {
   definePropertyPatch.apply();
 
   registerElementPatch.apply();
+
+  geolocationPatch.apply();
 }
 
 module.exports = {

lib/patch/geolocation.js

@@ -0,0 +1,16 @@
+'use strict';
+
+var utils = require('../utils');
+
+function apply() {
+  if (global.navigator && global.navigator.geolocation) {
+    utils.patchPrototype(global.navigator.geolocation, [
+      'getCurrentPosition',
+      'watchPosition'
+    ]);
+  }
+}
+
+module.exports = {
+  apply: apply
+}

test/patch/geolocation.spec.manual.js

@@ -0,0 +1,34 @@
+'use strict';
+
+function supportsGeolocation() {
+  return 'geolocation' in navigator;
+}
+supportsGeolocation.message = 'Geolocation';
+
+describe('Geolocation', ifEnvSupports(supportsGeolocation, function () {
+  var testZone = zone.fork();
+
+  it('should work for getCurrentPosition', function(done) {
+    testZone.run(function() {
+      navigator.geolocation.getCurrentPosition(
+        function(pos) {
+          expect(window.zone).toBeDirectChildOf(testZone);
+          done();
+        }
+      );
+    });
+  });
+
+  it('should work for watchPosition', function(done) {
+    testZone.run(function() {
+      var watchId;
+      watchId = navigator.geolocation.watchPosition(
+        function(pos) {
+          expect(window.zone).toBeDirectChildOf(testZone);
+          navigator.geolocation.clearWatch(watchId);
+          done();
+        }
+      );
+    });
+  });
+}));