def test_fetch_and_execute_safe_raises_exception_sleep_is_called(
self, mock_time_sleep):
external_task_client = ExternalTaskClient(worker_id=0)
responses.add(responses.POST,
external_task_client.get_fetch_and_lock_url(),
status=HTTPStatus.INTERNAL_SERVER_ERROR)
sleep_seconds = 100
worker = ExternalTaskWorker(worker_id=0,
config={"sleepSeconds": sleep_seconds})
mock_action = mock.Mock()
worker._fetch_and_execute_safe("my_topic", mock_action)
self.assertEqual(0, mock_action.call_count)
self.assertEqual(1, mock_time_sleep.call_count)
mock_time_sleep.assert_called_with(sleep_seconds)
def test_fetch_and_execute_raises_exception_if_no_tasks_found(self):
external_task_client = ExternalTaskClient(worker_id=0)
resp_payload = []
responses.add(responses.POST,
external_task_client.get_fetch_and_lock_url(),
status=HTTPStatus.OK,
json=resp_payload)
worker = ExternalTaskWorker(worker_id=0)
mock_action = mock.Mock()
process_variables = {"var1": "value1", "var2": "value2"}
with self.assertRaises(Exception) as context:
worker.fetch_and_execute("my_topic", mock_action,
process_variables)
self.assertEqual(
f"no External Task found for Topics: my_topic, Process variables: {process_variables}",
str(context.exception))
def test_fetch_and_execute_raises_exception_if_task_action_raises_exception(
self):
external_task_client = ExternalTaskClient(worker_id=0)
resp_payload = [{
"activityId": "anActivityId",
"activityInstanceId": "anActivityInstanceId",
"errorMessage": "anErrorMessage",
"errorDetails": "anErrorDetails",
"executionId": "anExecutionId",
"id": "anExternalTaskId",
"lockExpirationTime": "2015-10-06T16:34:42",
"processDefinitionId": "aProcessDefinitionId",
"processDefinitionKey": "aProcessDefinitionKey",
"processInstanceId": "aProcessInstanceId",
"tenantId": None,
"retries": 3,
"workerId": "aWorkerId",
"priority": 4,
"topicName": "createOrder",
"variables": {
"orderId": {
"type": "String",
"value": "1234",
"valueInfo": {}
}
}
}]
responses.add(responses.POST,
external_task_client.get_fetch_and_lock_url(),
status=HTTPStatus.OK,
json=resp_payload)
worker = ExternalTaskWorker(worker_id=0)
mock_action = mock.Mock()
mock_action.side_effect = Exception("error executing task action")
with self.assertRaises(Exception) as exception_ctx:
worker.fetch_and_execute("my_topic", mock_action)
self.assertEqual("error executing task action",
str(exception_ctx.exception))
def test_fetch_and_execute_calls_task_action_for_each_task_fetched(
self, mock_client):
external_task_client = ExternalTaskClient(worker_id=0)
resp_payload = [{
"activityId": "anActivityId",
"activityInstanceId": "anActivityInstanceId",
"errorMessage": "anErrorMessage",
"errorDetails": "anErrorDetails",
"executionId": "anExecutionId",
"id": "anExternalTaskId",
"lockExpirationTime": "2015-10-06T16:34:42",
"processDefinitionId": "aProcessDefinitionId",
"processDefinitionKey": "aProcessDefinitionKey",
"processInstanceId": "aProcessInstanceId",
"tenantId": None,
"retries": 3,
"workerId": "aWorkerId",
"priority": 4,
"topicName": "createOrder",
"variables": {
"orderId": {
"type": "String",
"value": "1234",
"valueInfo": {}
}
}
}, {
"activityId": "anActivityId",
"activityInstanceId": "anActivityInstanceId",
"errorMessage": "anErrorMessage",
"errorDetails": "anotherErrorDetails",
"executionId": "anExecutionId",
"id": "anExternalTaskId",
"lockExpirationTime": "2015-10-06T16:34:42",
"processDefinitionId": "aProcessDefinitionId",
"processDefinitionKey": "aProcessDefinitionKey",
"processInstanceId": "aProcessInstanceId",
"tenantId": None,
"retries": 3,
"workerId": "aWorkerId",
"priority": 0,
"topicName": "createOrder",
"variables": {
"orderId": {
"type": "String",
"value": "3456",
"valueInfo": {}
}
}
}]
responses.add(responses.POST,
external_task_client.get_fetch_and_lock_url(),
status=HTTPStatus.OK,
json=resp_payload)
worker = ExternalTaskWorker(worker_id=0)
mock_action = mock.Mock()
task = ExternalTask({
"id": "anExternalTaskId",
"workerId": "aWorkerId",
"topicName": "createOrder"
})
mock_action.return_value = TaskResult.success(task=task,
global_variables={})
worker.fetch_and_execute("my_topic", mock_action)
self.assertEqual(2, mock_action.call_count)