def test_tenant_json_deserialization(self):
tenant = Tenant.from_json('{"tenant": {"name": "the tenant",\
"id": 5, "extra": "some data"}}',
hints={"contract_attributes": ['id', 'name']})
self.assertIsInstance(tenant, Tenant)
self.assertEquals(tenant.id, 5)
self.assertEquals(tenant.name, "the tenant")
