Function _test_fail

numpy/typing/tests/test_typing.py:208–220

(
    path: str,
    expression: str,
    error: str,
    expected_error: None | str,
    lineno: int,
)

def _test_fail(
    path: str,
    expression: str,
    error: str,
    expected_error: None | str,
    lineno: int,
) -> None:
    if expected_error is None:
        raise AssertionError(_FAIL_MSG1.format(lineno, expression, error))
    elif error not in expected_error:
        raise AssertionError(_FAIL_MSG2.format(
            lineno, expression, expected_error, error
        ))


_REVEAL_MSG = """Reveal mismatch at line {}