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34 lines
1,004 B
Python
34 lines
1,004 B
Python
import operator
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from typing import Any
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from typing_extensions import override
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from tinker._utils import LazyProxy
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class RecursiveLazyProxy(LazyProxy[Any]):
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@override
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def __load__(self) -> Any:
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return self
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def __call__(self, *_args: Any, **_kwds: Any) -> Any:
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raise RuntimeError("This should never be called!")
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def test_recursive_proxy() -> None:
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proxy = RecursiveLazyProxy()
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assert repr(proxy) == "RecursiveLazyProxy"
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assert str(proxy) == "RecursiveLazyProxy"
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assert dir(proxy) == []
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assert type(proxy).__name__ == "RecursiveLazyProxy"
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assert type(operator.attrgetter("name.foo.bar.baz")(proxy)).__name__ == "RecursiveLazyProxy"
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def test_isinstance_does_not_error() -> None:
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class AlwaysErrorProxy(LazyProxy[Any]):
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@override
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def __load__(self) -> Any:
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raise RuntimeError("Mocking missing dependency")
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proxy = AlwaysErrorProxy()
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assert not isinstance(proxy, dict)
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assert isinstance(proxy, LazyProxy)
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