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Example DAG test (Airflow 1)
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An example unit test for a DAG
Code sample
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis page provides a sample unit test for a DAG (Directed Acyclic Graph) within the context of Google Cloud Composer.\u003c/p\u003e\n"],["\u003cp\u003eIt emphasizes the importance of setting up Application Default Credentials (ADC) for authenticating with Cloud Composer.\u003c/p\u003e\n"],["\u003cp\u003eThe provided code sample demonstrates how to verify a DAG module for syntax errors and the absence of cycles.\u003c/p\u003e\n"],["\u003cp\u003eThe page directs users to the Google Cloud sample browser for further code samples related to Google Cloud products.\u003c/p\u003e\n"]]],[],null,["An example unit test for a DAG\n\nCode sample \n\nPython\n\n\nTo authenticate to Cloud Composer, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n def test_dag_with_variables(set_variables):\n # Importing the module verifies that there are no syntax errors.\n from . import unit_testing_variables as module\n\n # The assert_has_valid_dag verifies that the module contains an Airflow DAG\n # and that the DAG contains no cycles.\n internal_unit_testing.assert_has_valid_dag(module)\n\nWhat's next\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=composer)."]]
