Edit: test_validation.py
from typing import Callable import pytest from numpy import array_api as xp def p(func: Callable, *args, **kwargs): f_sig = ", ".join( [str(a) for a in args] + [f"{k}={v}" for k, v in kwargs.items()] ) id_ = f"{func.__name__}({f_sig})" return pytest.param(func, args, kwargs, id=id_) @pytest.mark.parametrize( "func, args, kwargs", [ p(xp.can_cast, 42, xp.int8), p(xp.can_cast, xp.int8, 42), p(xp.result_type, 42), ], ) def test_raises_on_invalid_types(func, args, kwargs): """Function raises TypeError when passed invalidly-typed inputs""" with pytest.raises(TypeError): func(*args, **kwargs)
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