def test_logout(self):
        response = self.login('user name', '123')
        response = web.ask(self.app, '/logout', data={},
                           headers={'Cookie': response.headers['Set-Cookie']})
        self.assertEqual(response.status_int, 303)
        self.assertEqual(response.headers['Location'], '/')
        self.assert_(response.headers['Set-Cookie'].startswith('auth=; Max-Age=0; Path=/;'))
Returns instance of ConfigDriveScheme object
dataset/ETHPy150Open SmartTeleMax/iktomi/tests/auth.py/CookieAuthTests.test_logout--crossover with--dataset/ETHPy150Open openstack/bareon/bareon/drivers/data/base.py/ConfigDriveDataDriverMixin.configdrive_scheme