Source code for tests.system.openlineage.example_openlineage

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from __future__ import annotations

from datetime import datetime
from pathlib import Path

from airflow import DAG
from airflow.providers.standard.operators.python import PythonOperator
from system.openlineage.operator import OpenLineageTestOperator



[docs]
def do_nothing():
    pass




[docs]
default_args = {"start_date": datetime(2021, 1, 1), "retries": 1}


# Instantiate the DAG
with DAG(
    "openlineage_basic_dag",
    default_args=default_args,
    start_date=datetime(2021, 1, 1),
    schedule=None,
    catchup=False,
) as dag:

[docs]
    nothing_task = PythonOperator(task_id="do_nothing_task", python_callable=do_nothing)


    check_events = OpenLineageTestOperator(
        task_id="check_events",
        file_path=str(Path(__file__).parent / "example_openlineage.json"),
    )

    nothing_task >> check_events


from tests_common.test_utils.system_tests import get_test_run  # noqa: E402

# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)

[docs]
test_run = get_test_run(dag)