Schema default value test

tests/integration/data/v3.0/petstore.yaml

@@ -335,12 +335,12 @@ components:
     Error:
       type: object
       required:
-        - code
         - message
       properties:
         code:
           type: integer
           format: int32
+          default: 400
         message:
           type: string
     ExtendedError:

tests/integration/validation/test_petstore.py

@@ -1150,7 +1150,6 @@ class TestPetstore(object):
         rootCause = 'Tag already exist'
         additionalinfo = 'Tag Dog already exist'
         data_json = {
-            'code': code,
             'message': message,
             'correlationId': str(correlationId),
             'rootCause': rootCause,