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gh-94245: Test pickling and copying of typing.Tuple[()] #94259

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Merged
merged 1 commit into from
Jun 25, 2022
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gh-94245: Test pickling and copying of typing.Tuple[()] #94259

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6 changes: 4 additions & 2 deletions Lib/test/test_typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -3288,7 +3288,8 @@ class C(B[int]):
self.assertEqual(x.bar, 'abc')
self.assertEqual(x.__dict__, {'foo': 42, 'bar': 'abc'})
samples = [Any, Union, Tuple, Callable, ClassVar,
Union[int, str], ClassVar[List], Tuple[int, ...], Callable[[str], bytes],
Union[int, str], ClassVar[List], Tuple[int, ...], Tuple[()],
Callable[[str], bytes],
typing.DefaultDict, typing.FrozenSet[int]]
for s in samples:
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
Expand All @@ -3306,7 +3307,8 @@ class C(B[int]):
def test_copy_and_deepcopy(self):
T = TypeVar('T')
class Node(Generic[T]): ...
things = [Union[T, int], Tuple[T, int], Callable[..., T], Callable[[int], int],
things = [Union[T, int], Tuple[T, int], Tuple[()],
Callable[..., T], Callable[[int], int],
Tuple[Any, Any], Node[T], Node[int], Node[Any], typing.Iterable[T],
typing.Iterable[Any], typing.Iterable[int], typing.Dict[int, str],
typing.Dict[T, Any], ClassVar[int], ClassVar[List[T]], Tuple['T', 'T'],
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