Function test_annotated_group

testing/python/raises_group.py:1298–1330

()

def test_annotated_group() -> None:
    # repr depends on if exceptiongroup backport is being used or not
    t = repr(ExceptionGroup[ValueError])
    msg = "Only `ExceptionGroup[Exception]` or `BaseExceptionGroup[BaseException]` are accepted as generic types but got `{}`. As `raises` will catch all instances of the specified group regardless of the generic argument specific nested exceptions has to be checked with `RaisesGroup`."

    fail_msg = wrap_escape(msg.format(t))
    with pytest.raises(ValueError, match=fail_msg):
        RaisesGroup(ExceptionGroup[ValueError])
    with pytest.raises(ValueError, match=fail_msg):
        RaisesExc(ExceptionGroup[ValueError])
    with pytest.raises(
        ValueError,
        match=wrap_escape(msg.format(repr(BaseExceptionGroup[KeyboardInterrupt]))),
    ):
        with RaisesExc(BaseExceptionGroup[KeyboardInterrupt]):
            raise BaseExceptionGroup("", [KeyboardInterrupt()])

    with RaisesGroup(ExceptionGroup[Exception]):
        raise ExceptionGroup(
            "", [ExceptionGroup("", [ValueError(), ValueError(), ValueError()])]
        )
    with RaisesExc(BaseExceptionGroup[BaseException]):
        raise BaseExceptionGroup("", [KeyboardInterrupt()])

    # assure AbstractRaises.is_baseexception is set properly
    assert (
        RaisesGroup(ExceptionGroup[Exception]).expected_type()
        == "ExceptionGroup(ExceptionGroup)"
    )
    assert (
        RaisesGroup(BaseExceptionGroup[BaseException]).expected_type()
        == "BaseExceptionGroup(BaseExceptionGroup)"
    )


def test_tuples() -> None: