def test_envdel_unset_error(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.delenv(ENVVAR, raising=False)
with pytest.raises(RuntimeError, match="Catch this!"):
with envdel(ENVVAR):
assert ENVVAR not in os.environ
raise RuntimeError("Catch this!")
assert ENVVAR not in os.environ
def test_envdel_error(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.setenv(ENVVAR, "foo")
with pytest.raises(RuntimeError, match="Catch this!"):
with envdel(ENVVAR):
assert ENVVAR not in os.environ
raise RuntimeError("Catch this!")
assert os.environ[ENVVAR] == "foo"
def test_envdel(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.setenv(ENVVAR, "foo")
with envdel(ENVVAR):
assert ENVVAR not in os.environ
assert os.environ[ENVVAR] == "foo"
def test_envdel_unset_modified(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.delenv(ENVVAR, raising=False)
with envdel(ENVVAR):
assert ENVVAR not in os.environ
os.environ[ENVVAR] = "quux"
assert ENVVAR not in os.environ
def test_envdel_unset(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.delenv(ENVVAR, raising=False)
with envdel(ENVVAR):
assert ENVVAR not in os.environ
assert ENVVAR not in os.environ