def test_claim_owner():
api_manager_mock = Mock()
api_manager_mock.post.return_value = 'SUCCESS'
owner_services = OwnerServices(api_manager_mock)
claim = owner_services.claim('owner', 'device_id')
api_manager_mock.post.assert_called_with('owners/owner/objects/device_id/claim')
assert claim == 'SUCCESS'
