Fix warning in tests

Author: sloria

tests/test_views.py

@@ -21,6 +21,9 @@ def test_use_kwargs_schema(self, app, client):
         class ArgSchema(Schema):
             name = fields.Str()
 
+            class Meta:
+                strict = True
+
         @app.route('/')
         @use_kwargs(ArgSchema)
         def view(**kwargs):