added tests for Casper.getGlobal()

@@ -4,6 +4,11 @@
         <script type="text/javascript">
             var myGlobal = 'awesome string';
             var myUnencodableGlobal = document;
+            var myObject = {
+                foo: {
+                    bar: 'baz'
+                }
+            };
         </script>
     </body>
-</html>
\ No newline at end of file
+</html>

@@ -2,10 +2,14 @@
 /*jshint strict:false*/
 casper.start('tests/site/global.html', function() {
     this.test.comment('Casper.getGlobal()');
-    this.test.assertEquals(this.getGlobal('myGlobal'), 'awesome string', 'Casper.getGlobal() can retrieve a remote global variable');
-    this.test.assertRaises(this.getGlobal, ['myUnencodableGlobal'], 'Casper.getGlobal() does not fail trying to encode an unencodable global');
+    this.test.assertEquals(this.getGlobal('myGlobal'), 'awesome string',
+        'Casper.getGlobal() can retrieve a remote global variable');
+    this.test.assertEquals(this.getGlobal('myObject').foo.bar, 'baz',
+        'Casper.getGlobal() can retrieves a serializable object');
+    this.test.assertRaises(this.getGlobal, ['myUnencodableGlobal'],
+        'Casper.getGlobal() does not fail trying to encode an unserializable global');
 });
 
 casper.run(function() {
-    this.test.done(2);
+    this.test.done(3);
 });