Adjust test for init_app

Author: Matt Wright

tests/test_api.py

@@ -279,9 +279,11 @@ def test_api_base(self):
     def test_api_delayed_initialization(self):
         app = Flask(__name__)
         api = flask_restful.Api()
+        api.add_resource(HelloWorld, '/', endpoint="hello")
         api.init_app(app)
+        with app.test_client() as client:
+            self.assertEquals(client.get('/').status_code, 200)
 
-        api.add_resource(HelloWorld, '/', endpoint="hello")
 
 
     def test_api_prefix(self):
@@ -660,15 +662,15 @@ def test_endpoints(self):
         with app.test_request_context('/ids/3'):
             self.assertTrue(api._has_fr_route())
 
-            
+
     def test_url_for(self):
         app = Flask(__name__)
         api = flask_restful.Api(app)
         api.add_resource(HelloWorld, '/ids/<int:id>')
         with app.test_request_context('/foo'):
             self.assertEqual(api.url_for(HelloWorld, id = 123), '/ids/123')
 
-            
+
     def test_fr_405(self):
         app = Flask(__name__)
         api = flask_restful.Api(app)