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