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28 changes: 12 additions & 16 deletions tests/test_action_executor.py
Original file line number Diff line number Diff line change
Expand Up @@ -112,20 +112,16 @@ def test_duplicate_actions_do_not_collide() -> None:
assert list(results.values()) == ["first", "first"]


def test_substitute_does_not_leak_into_result_key() -> None:
def test_substitute_does_not_leak_into_result_key(monkeypatch: pytest.MonkeyPatch) -> None:
"""``substitute=True`` must keep the un-expanded literal in result keys."""
import os

os.environ["FA_EXEC_SECRET"] = "TOP_SECRET"
try:
executor = _fresh_executor()
results = executor.execute_action(
[["echo", {"value": "${env:FA_EXEC_SECRET}"}]],
substitute=True,
)
[(key, value)] = results.items()
assert "TOP_SECRET" not in key
assert "${env:FA_EXEC_SECRET}" in key
assert value == "TOP_SECRET"
finally:
os.environ.pop("FA_EXEC_SECRET", None)
sentinel = "sentinel-must-not-appear-in-key"
monkeypatch.setenv("FA_EXEC_LEAK_PROBE", sentinel)
executor = _fresh_executor()
results = executor.execute_action(
[["echo", {"value": "${env:FA_EXEC_LEAK_PROBE}"}]],
substitute=True,
)
[(key, value)] = results.items()
assert sentinel not in key
assert "${env:FA_EXEC_LEAK_PROBE}" in key
assert value == sentinel
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