Function test_raises_group

testing/python/raises_group.py:36–87

()

def test_raises_group() -> None:
    with pytest.raises(
        TypeError,
        match=wrap_escape("Expected a BaseException type, but got 'int'"),
    ):
        RaisesExc(5)  # type: ignore[call-overload]
    with pytest.raises(
        ValueError,
        match=wrap_escape("Expected a BaseException type, but got 'int'"),
    ):
        RaisesExc(int)  # type: ignore[type-var]
    with pytest.raises(
        TypeError,
        match=wrap_escape(
            "Expected a BaseException type, RaisesExc, or RaisesGroup, but got an exception instance: ValueError",
        ),
    ):
        RaisesGroup(ValueError())  # type: ignore[call-overload]
    with RaisesGroup(ValueError):
        raise ExceptionGroup("foo", (ValueError(),))

    with (
        fails_raises_group("`SyntaxError()` is not an instance of `ValueError`"),
        RaisesGroup(ValueError),
    ):
        raise ExceptionGroup("foo", (SyntaxError(),))

    # multiple exceptions
    with RaisesGroup(ValueError, SyntaxError):
        raise ExceptionGroup("foo", (ValueError(), SyntaxError()))

    # order doesn't matter
    with RaisesGroup(SyntaxError, ValueError):
        raise ExceptionGroup("foo", (ValueError(), SyntaxError()))

    # nested exceptions
    with RaisesGroup(RaisesGroup(ValueError)):
        raise ExceptionGroup("foo", (ExceptionGroup("bar", (ValueError(),)),))

    with RaisesGroup(
        SyntaxError,
        RaisesGroup(ValueError),
        RaisesGroup(RuntimeError),
    ):
        raise ExceptionGroup(
            "foo",
            (
                SyntaxError(),
                ExceptionGroup("bar", (ValueError(),)),
                ExceptionGroup("", (RuntimeError(),)),
            ),
        )


def test_incorrect_number_exceptions() -> None: