def test_do_not_remove_changeset_if_non_existent():
cf_client_mock = Mock()
change_set = ChangeSet(STACK, cf_client_mock)
exception = ClientError(dict(Error=dict(Code='ChangeSetNotFound')), "DescribeChangeSet")
cf_client_mock.describe_change_set.side_effect = exception
change_set.remove_existing_changeset()
cf_client_mock.delete_change_set.assert_not_called()
def test_reraises_exception_when_not_change_set_not_found(client):
change_set = ChangeSet(STACK)
exception = ClientError(dict(Error=dict(
Code='ValidationError')), "DescribeChangeSet")
client.describe_change_set.side_effect = exception
with pytest.raises(ClientError):
change_set.remove_existing_changeset()
def test_exception_if_change_set_not_deleted(client, time):
change_set = ChangeSet(STACK)
with pytest.raises(Exception) as pytest_exception:
change_set.remove_existing_changeset()
def test_do_not_remove_changeset_if_non_existent(client, change_set_not_found):
change_set = ChangeSet(STACK)
client.describe_change_set.side_effect = change_set_not_found
change_set.remove_existing_changeset()
client.delete_change_set.assert_not_called()
