Fix test

test/test.js

@@ -75,13 +75,13 @@ describe('Bing', function() {
         // No actual data on what the failure looks like.
         var failure = { message: 'Failed request' };
         app.get('/hello/Image', function (req, res) {
-           res.status(500).send(JSON.stringify(failure));
+           res.status(500).send(failure);
         });
         var bingClient = bing({ rootUri: 'http://localhost:'+port+'/hello/', accKey: '123' });
         bingClient.images('xbox', function (error, response, body) {
             response.statusCode.should.eql(500);
-            body.should.eql(failure);
+            body.should.eql(JSON.stringify(failure));
             done();
         });
     });
-});
+});