mock.py

import mockito
import faker
import oauth_access.access

def mock_facebook_success(user_data=None):
    user_data = user_data or {'id': '42',
                'email': faker.internet.email(),
                'first_name': faker.name.first_name(),
                'last_name': faker.name.last_name()} 
    mockito.when(oauth_access.access.OAuthAccess).check_token(
            mockito.any(), mockito.any()).thenReturn(
            oauth_access.access.OAuth20Token("FAKE_TOKEN"))
    mockito.when(oauth_access.access.OAuthAccess).make_api_call(
            mockito.any(), "https://graph.facebook.com/me", mockito.any()
            ).thenReturn(user_data)

def mock_facebook_failure():
    mockito.when(oauth_access.access.OAuthAccess).check_token(
            mockito.any(), mockito.any()).thenReturn(None)