from py.test import raises from collections import namedtuple from pytest import raises from graphql.core import graphql from graphene.core.fields import ( Field, StringField, ListField, ) from graphql.core.type import ( GraphQLObjectType, GraphQLSchema, GraphQLInterfaceType ) from graphene.core.types import ( Interface, ObjectType ) class Character(Interface): name = StringField() class Pet(ObjectType): type = StringField(resolve=lambda *_: 'Dog') class Human(Character): friends = ListField(Character) pet = Field(Pet) def resolve_name(self, *args): return 'Peter' def resolve_friend(self, *args): return Human(object()) def resolve_pet(self, *args): return Pet(object()) # def resolve_friends(self, *args, **kwargs): # return 'HEY YOU!' schema = object() Human_type = Human.internal_type(schema) def test_query(): schema = GraphQLSchema(query=Human_type) query = ''' { name pet { type } } ''' expected = { 'name': 'Peter', 'pet': { 'type': 'Dog' } } result = graphql(schema, query, root=Human(object())) assert not result.errors assert result.data == expected