Function test_message

testing/python/raises_group.py:481–550

()

def test_message() -> None:
    def check_message(
        message: str,
        body: RaisesGroup[BaseException],
    ) -> None:
        with (
            pytest.raises(
                Failed,
                match=f"^DID NOT RAISE any exception, expected `{re.escape(message)}`$",
            ),
            body,
        ):
            ...

    # basic
    check_message("ExceptionGroup(ValueError)", RaisesGroup(ValueError))
    # multiple exceptions
    check_message(
        "ExceptionGroup(ValueError, ValueError)",
        RaisesGroup(ValueError, ValueError),
    )
    # nested
    check_message(
        "ExceptionGroup(ExceptionGroup(ValueError))",
        RaisesGroup(RaisesGroup(ValueError)),
    )

    # RaisesExc
    check_message(
        "ExceptionGroup(RaisesExc(ValueError, match='my_str'))",
        RaisesGroup(RaisesExc(ValueError, match="my_str")),
    )
    check_message(
        "ExceptionGroup(RaisesExc(match='my_str'))",
        RaisesGroup(RaisesExc(match="my_str")),
    )
    # one-size tuple is printed as not being a tuple
    check_message(
        "ExceptionGroup(RaisesExc(ValueError))",
        RaisesGroup(RaisesExc((ValueError,))),
    )
    check_message(
        "ExceptionGroup(RaisesExc((ValueError, IndexError)))",
        RaisesGroup(RaisesExc((ValueError, IndexError))),
    )

    # BaseExceptionGroup
    check_message(
        "BaseExceptionGroup(KeyboardInterrupt)",
        RaisesGroup(KeyboardInterrupt),
    )
    # BaseExceptionGroup with type inside RaisesExc
    check_message(
        "BaseExceptionGroup(RaisesExc(KeyboardInterrupt))",
        RaisesGroup(RaisesExc(KeyboardInterrupt)),
    )
    check_message(
        "BaseExceptionGroup(RaisesExc((ValueError, KeyboardInterrupt)))",