jedcunningham commented on code in PR #55894:
URL: https://github.com/apache/airflow/pull/55894#discussion_r2373452126
##########
airflow-core/tests/unit/models/test_dagbag.py:
##########
@@ -866,6 +866,98 @@ def mytask():
DagBag(dag_folder=os.fspath(tmp_path), include_examples=False)
assert "SIGSEGV signal handler registration failed. Not in the
main thread" in caplog.text
+ def test_bundle_path_is_in_syspath_during_parse(self, tmp_path):
+ """
+ Test that bundle_path is correctly added to and removed from sys.path
during DAG import.
+ """
+ util_file = tmp_path / "bundle_util.py"
+ util_file.write_text('def get_message(): return "Hello from bundle!"')
+
+ dag_file = tmp_path / "test_dag.py"
+ dag_file.write_text(
+ textwrap.dedent(
+ """\
+ from airflow import DAG
+ from airflow.decorators import task
+ import sys
+ import bundle_util
+
+ with DAG('test_import', description=f"DAG with sys.path:
{sys.path}"):
+ @task
+ def mytask():
+ print(util.get_message())
+ mytask()
+ """
+ )
+ )
+ syspath_before = deepcopy(sys.path)
+ assert str(tmp_path) not in sys.path # bundle path is not in sys.path
before bundle parse
+ dagbag = DagBag(dag_folder=str(dag_file), bundle_path=tmp_path,
include_examples=False)
+
+ # Check import was successful
+ assert len(dagbag.dags) == 1
+ assert not dagbag.import_errors
+
+ dag = dagbag.get_dag("test_import")
+ assert dag is not None
+ assert str(tmp_path) in dag.description # sys.path is enhanced during
parse
+
+ assert str(tmp_path) not in sys.path # bundle path is not preserved
in sys.path
+ assert sys.path == syspath_before # sys.path doesn't change
+
+ def test_bundle_path_syspath_is_cleanup_on_failure(self, tmp_path):
+ """
+ Test that bundle_path is correctly added to and removed from sys.path
during DAG import.
+ """
+ util_file = tmp_path / "bundle_util.py"
+ util_file.write_text('def get_message(): return "Hello from bundle!"')
+
+ dag_file = tmp_path / "test_dag.py"
+ dag_file.write_text(
+ textwrap.dedent(
+ """\
+ from airflow import DAG
+ from airflow.decorators import task
Review Comment:
These are more important though, import everything from sdk not the old
locations.
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
