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gh-71339: Use assertIsSubclass() and assertNotIsSubclass() in test_collections (GH-128824)
This commit is contained in:
Serhiy Storchaka
GitHub
parent
4967fa6a9c
commit
887f2bcf48
1 changed files with 105 additions and 106 deletions
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@ -742,11 +742,11 @@ class ABCTestCase(unittest.TestCase):
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C = type('C', (object,), {'__hash__': None})
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setattr(C, name, stub)
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self.assertIsInstance(C(), abc)
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self.assertTrue(issubclass(C, abc))
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self.assertIsSubclass(C, abc)
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C = type('C', (object,), {'__hash__': None})
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self.assertNotIsInstance(C(), abc)
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self.assertFalse(issubclass(C, abc))
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self.assertNotIsSubclass(C, abc)
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def validate_comparison(self, instance):
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ops = ['lt', 'gt', 'le', 'ge', 'ne', 'or', 'and', 'xor', 'sub']
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@ -812,12 +812,12 @@ class TestOneTrickPonyABCs(ABCTestCase):
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non_samples = [None, int(), gen(), object()]
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for x in non_samples:
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self.assertNotIsInstance(x, Awaitable)
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self.assertFalse(issubclass(type(x), Awaitable), repr(type(x)))
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self.assertNotIsSubclass(type(x), Awaitable)
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samples = [Bar(), MinimalCoro()]
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for x in samples:
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self.assertIsInstance(x, Awaitable)
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self.assertTrue(issubclass(type(x), Awaitable))
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self.assertIsSubclass(type(x), Awaitable)
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c = coro()
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# Iterable coroutines (generators with CO_ITERABLE_COROUTINE
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@ -831,8 +831,8 @@ class TestOneTrickPonyABCs(ABCTestCase):
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class CoroLike: pass
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Coroutine.register(CoroLike)
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self.assertTrue(isinstance(CoroLike(), Awaitable))
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self.assertTrue(issubclass(CoroLike, Awaitable))
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self.assertIsInstance(CoroLike(), Awaitable)
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self.assertIsSubclass(CoroLike, Awaitable)
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CoroLike = None
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support.gc_collect() # Kill CoroLike to clean-up ABCMeta cache
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@ -864,12 +864,12 @@ class TestOneTrickPonyABCs(ABCTestCase):
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non_samples = [None, int(), gen(), object(), Bar()]
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for x in non_samples:
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self.assertNotIsInstance(x, Coroutine)
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self.assertFalse(issubclass(type(x), Coroutine), repr(type(x)))
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self.assertNotIsSubclass(type(x), Coroutine)
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samples = [MinimalCoro()]
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for x in samples:
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self.assertIsInstance(x, Awaitable)
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self.assertTrue(issubclass(type(x), Awaitable))
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self.assertIsSubclass(type(x), Awaitable)
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c = coro()
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# Iterable coroutines (generators with CO_ITERABLE_COROUTINE
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@ -890,8 +890,8 @@ class TestOneTrickPonyABCs(ABCTestCase):
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pass
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def __await__(self):
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pass
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self.assertTrue(isinstance(CoroLike(), Coroutine))
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self.assertTrue(issubclass(CoroLike, Coroutine))
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self.assertIsInstance(CoroLike(), Coroutine)
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self.assertIsSubclass(CoroLike, Coroutine)
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class CoroLike:
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def send(self, value):
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@ -900,15 +900,15 @@ class TestOneTrickPonyABCs(ABCTestCase):
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pass
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def __await__(self):
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pass
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self.assertFalse(isinstance(CoroLike(), Coroutine))
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self.assertFalse(issubclass(CoroLike, Coroutine))
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self.assertNotIsInstance(CoroLike(), Coroutine)
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self.assertNotIsSubclass(CoroLike, Coroutine)
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def test_Hashable(self):
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# Check some non-hashables
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non_samples = [bytearray(), list(), set(), dict()]
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for x in non_samples:
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self.assertNotIsInstance(x, Hashable)
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self.assertFalse(issubclass(type(x), Hashable), repr(type(x)))
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self.assertNotIsSubclass(type(x), Hashable)
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# Check some hashables
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samples = [None,
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int(), float(), complex(),
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@ -918,14 +918,14 @@ class TestOneTrickPonyABCs(ABCTestCase):
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]
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for x in samples:
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self.assertIsInstance(x, Hashable)
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self.assertTrue(issubclass(type(x), Hashable), repr(type(x)))
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self.assertIsSubclass(type(x), Hashable)
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self.assertRaises(TypeError, Hashable)
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# Check direct subclassing
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class H(Hashable):
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def __hash__(self):
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return super().__hash__()
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self.assertEqual(hash(H()), 0)
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self.assertFalse(issubclass(int, H))
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self.assertNotIsSubclass(int, H)
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self.validate_abstract_methods(Hashable, '__hash__')
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self.validate_isinstance(Hashable, '__hash__')
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@ -933,13 +933,13 @@ class TestOneTrickPonyABCs(ABCTestCase):
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class AI:
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def __aiter__(self):
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return self
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self.assertTrue(isinstance(AI(), AsyncIterable))
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self.assertTrue(issubclass(AI, AsyncIterable))
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self.assertIsInstance(AI(), AsyncIterable)
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self.assertIsSubclass(AI, AsyncIterable)
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# Check some non-iterables
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non_samples = [None, object, []]
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for x in non_samples:
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self.assertNotIsInstance(x, AsyncIterable)
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self.assertFalse(issubclass(type(x), AsyncIterable), repr(type(x)))
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self.assertNotIsSubclass(type(x), AsyncIterable)
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self.validate_abstract_methods(AsyncIterable, '__aiter__')
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self.validate_isinstance(AsyncIterable, '__aiter__')
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@ -949,13 +949,13 @@ class TestOneTrickPonyABCs(ABCTestCase):
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return self
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async def __anext__(self):
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raise StopAsyncIteration
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self.assertTrue(isinstance(AI(), AsyncIterator))
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self.assertTrue(issubclass(AI, AsyncIterator))
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self.assertIsInstance(AI(), AsyncIterator)
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self.assertIsSubclass(AI, AsyncIterator)
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non_samples = [None, object, []]
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# Check some non-iterables
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for x in non_samples:
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self.assertNotIsInstance(x, AsyncIterator)
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self.assertFalse(issubclass(type(x), AsyncIterator), repr(type(x)))
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self.assertNotIsSubclass(type(x), AsyncIterator)
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# Similarly to regular iterators (see issue 10565)
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class AnextOnly:
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async def __anext__(self):
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@ -968,7 +968,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
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non_samples = [None, 42, 3.14, 1j]
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for x in non_samples:
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self.assertNotIsInstance(x, Iterable)
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self.assertFalse(issubclass(type(x), Iterable), repr(type(x)))
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self.assertNotIsSubclass(type(x), Iterable)
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# Check some iterables
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samples = [bytes(), str(),
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tuple(), list(), set(), frozenset(), dict(),
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@ -978,13 +978,13 @@ class TestOneTrickPonyABCs(ABCTestCase):
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]
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for x in samples:
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self.assertIsInstance(x, Iterable)
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self.assertTrue(issubclass(type(x), Iterable), repr(type(x)))
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self.assertIsSubclass(type(x), Iterable)
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# Check direct subclassing
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class I(Iterable):
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def __iter__(self):
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return super().__iter__()
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self.assertEqual(list(I()), [])
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self.assertFalse(issubclass(str, I))
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self.assertNotIsSubclass(str, I)
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self.validate_abstract_methods(Iterable, '__iter__')
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self.validate_isinstance(Iterable, '__iter__')
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# Check None blocking
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@ -992,22 +992,22 @@ class TestOneTrickPonyABCs(ABCTestCase):
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def __iter__(self): return iter([])
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class ItBlocked(It):
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__iter__ = None
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self.assertTrue(issubclass(It, Iterable))
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self.assertTrue(isinstance(It(), Iterable))
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self.assertFalse(issubclass(ItBlocked, Iterable))
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self.assertFalse(isinstance(ItBlocked(), Iterable))
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self.assertIsSubclass(It, Iterable)
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self.assertIsInstance(It(), Iterable)
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self.assertNotIsSubclass(ItBlocked, Iterable)
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self.assertNotIsInstance(ItBlocked(), Iterable)
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def test_Reversible(self):
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# Check some non-reversibles
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non_samples = [None, 42, 3.14, 1j, set(), frozenset()]
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for x in non_samples:
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self.assertNotIsInstance(x, Reversible)
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self.assertFalse(issubclass(type(x), Reversible), repr(type(x)))
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self.assertNotIsSubclass(type(x), Reversible)
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# Check some non-reversible iterables
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non_reversibles = [_test_gen(), (x for x in []), iter([]), reversed([])]
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for x in non_reversibles:
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self.assertNotIsInstance(x, Reversible)
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self.assertFalse(issubclass(type(x), Reversible), repr(type(x)))
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self.assertNotIsSubclass(type(x), Reversible)
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# Check some reversible iterables
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samples = [bytes(), str(), tuple(), list(), OrderedDict(),
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OrderedDict().keys(), OrderedDict().items(),
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@ -1016,11 +1016,11 @@ class TestOneTrickPonyABCs(ABCTestCase):
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dict().keys(), dict().items(), dict().values()]
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for x in samples:
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self.assertIsInstance(x, Reversible)
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self.assertTrue(issubclass(type(x), Reversible), repr(type(x)))
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self.assertIsSubclass(type(x), Reversible)
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# Check also Mapping, MutableMapping, and Sequence
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self.assertTrue(issubclass(Sequence, Reversible), repr(Sequence))
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self.assertFalse(issubclass(Mapping, Reversible), repr(Mapping))
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self.assertFalse(issubclass(MutableMapping, Reversible), repr(MutableMapping))
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self.assertIsSubclass(Sequence, Reversible)
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self.assertNotIsSubclass(Mapping, Reversible)
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self.assertNotIsSubclass(MutableMapping, Reversible)
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# Check direct subclassing
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class R(Reversible):
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def __iter__(self):
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@ -1028,17 +1028,17 @@ class TestOneTrickPonyABCs(ABCTestCase):
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def __reversed__(self):
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return iter(list())
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self.assertEqual(list(reversed(R())), [])
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self.assertFalse(issubclass(float, R))
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self.assertNotIsSubclass(float, R)
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self.validate_abstract_methods(Reversible, '__reversed__', '__iter__')
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# Check reversible non-iterable (which is not Reversible)
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class RevNoIter:
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def __reversed__(self): return reversed([])
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class RevPlusIter(RevNoIter):
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def __iter__(self): return iter([])
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self.assertFalse(issubclass(RevNoIter, Reversible))
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self.assertFalse(isinstance(RevNoIter(), Reversible))
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self.assertTrue(issubclass(RevPlusIter, Reversible))
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self.assertTrue(isinstance(RevPlusIter(), Reversible))
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self.assertNotIsSubclass(RevNoIter, Reversible)
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self.assertNotIsInstance(RevNoIter(), Reversible)
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self.assertIsSubclass(RevPlusIter, Reversible)
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self.assertIsInstance(RevPlusIter(), Reversible)
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# Check None blocking
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class Rev:
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def __iter__(self): return iter([])
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@ -1047,39 +1047,38 @@ class TestOneTrickPonyABCs(ABCTestCase):
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__iter__ = None
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class RevRevBlocked(Rev):
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__reversed__ = None
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self.assertTrue(issubclass(Rev, Reversible))
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self.assertTrue(isinstance(Rev(), Reversible))
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self.assertFalse(issubclass(RevItBlocked, Reversible))
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self.assertFalse(isinstance(RevItBlocked(), Reversible))
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self.assertFalse(issubclass(RevRevBlocked, Reversible))
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self.assertFalse(isinstance(RevRevBlocked(), Reversible))
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self.assertIsSubclass(Rev, Reversible)
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self.assertIsInstance(Rev(), Reversible)
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self.assertNotIsSubclass(RevItBlocked, Reversible)
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self.assertNotIsInstance(RevItBlocked(), Reversible)
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self.assertNotIsSubclass(RevRevBlocked, Reversible)
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self.assertNotIsInstance(RevRevBlocked(), Reversible)
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def test_Collection(self):
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# Check some non-collections
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non_collections = [None, 42, 3.14, 1j, lambda x: 2*x]
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for x in non_collections:
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self.assertNotIsInstance(x, Collection)
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self.assertFalse(issubclass(type(x), Collection), repr(type(x)))
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self.assertNotIsSubclass(type(x), Collection)
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# Check some non-collection iterables
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non_col_iterables = [_test_gen(), iter(b''), iter(bytearray()),
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(x for x in [])]
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for x in non_col_iterables:
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self.assertNotIsInstance(x, Collection)
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self.assertFalse(issubclass(type(x), Collection), repr(type(x)))
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self.assertNotIsSubclass(type(x), Collection)
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# Check some collections
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samples = [set(), frozenset(), dict(), bytes(), str(), tuple(),
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list(), dict().keys(), dict().items(), dict().values()]
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for x in samples:
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self.assertIsInstance(x, Collection)
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self.assertTrue(issubclass(type(x), Collection), repr(type(x)))
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self.assertIsSubclass(type(x), Collection)
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# Check also Mapping, MutableMapping, etc.
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self.assertTrue(issubclass(Sequence, Collection), repr(Sequence))
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self.assertTrue(issubclass(Mapping, Collection), repr(Mapping))
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self.assertTrue(issubclass(MutableMapping, Collection),
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repr(MutableMapping))
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self.assertTrue(issubclass(Set, Collection), repr(Set))
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self.assertTrue(issubclass(MutableSet, Collection), repr(MutableSet))
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self.assertTrue(issubclass(Sequence, Collection), repr(MutableSet))
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self.assertIsSubclass(Sequence, Collection)
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self.assertIsSubclass(Mapping, Collection)
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self.assertIsSubclass(MutableMapping, Collection)
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self.assertIsSubclass(Set, Collection)
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self.assertIsSubclass(MutableSet, Collection)
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self.assertIsSubclass(Sequence, Collection)
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# Check direct subclassing
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class Col(Collection):
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def __iter__(self):
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@ -1090,13 +1089,13 @@ class TestOneTrickPonyABCs(ABCTestCase):
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return False
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class DerCol(Col): pass
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self.assertEqual(list(iter(Col())), [])
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self.assertFalse(issubclass(list, Col))
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self.assertFalse(issubclass(set, Col))
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self.assertFalse(issubclass(float, Col))
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self.assertNotIsSubclass(list, Col)
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self.assertNotIsSubclass(set, Col)
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self.assertNotIsSubclass(float, Col)
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self.assertEqual(list(iter(DerCol())), [])
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self.assertFalse(issubclass(list, DerCol))
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self.assertFalse(issubclass(set, DerCol))
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self.assertFalse(issubclass(float, DerCol))
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self.assertNotIsSubclass(list, DerCol)
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self.assertNotIsSubclass(set, DerCol)
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self.assertNotIsSubclass(float, DerCol)
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self.validate_abstract_methods(Collection, '__len__', '__iter__',
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'__contains__')
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# Check sized container non-iterable (which is not Collection) etc.
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@ -1109,12 +1108,12 @@ class TestOneTrickPonyABCs(ABCTestCase):
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class ColNoCont:
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def __iter__(self): return iter([])
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def __len__(self): return 0
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self.assertFalse(issubclass(ColNoIter, Collection))
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self.assertFalse(isinstance(ColNoIter(), Collection))
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self.assertFalse(issubclass(ColNoSize, Collection))
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self.assertFalse(isinstance(ColNoSize(), Collection))
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self.assertFalse(issubclass(ColNoCont, Collection))
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self.assertFalse(isinstance(ColNoCont(), Collection))
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self.assertNotIsSubclass(ColNoIter, Collection)
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self.assertNotIsInstance(ColNoIter(), Collection)
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self.assertNotIsSubclass(ColNoSize, Collection)
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self.assertNotIsInstance(ColNoSize(), Collection)
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self.assertNotIsSubclass(ColNoCont, Collection)
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self.assertNotIsInstance(ColNoCont(), Collection)
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# Check None blocking
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class SizeBlock:
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def __iter__(self): return iter([])
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@ -1124,10 +1123,10 @@ class TestOneTrickPonyABCs(ABCTestCase):
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def __len__(self): return 0
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def __contains__(self): return True
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__iter__ = None
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self.assertFalse(issubclass(SizeBlock, Collection))
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self.assertFalse(isinstance(SizeBlock(), Collection))
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self.assertFalse(issubclass(IterBlock, Collection))
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self.assertFalse(isinstance(IterBlock(), Collection))
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self.assertNotIsSubclass(SizeBlock, Collection)
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self.assertNotIsInstance(SizeBlock(), Collection)
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self.assertNotIsSubclass(IterBlock, Collection)
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self.assertNotIsInstance(IterBlock(), Collection)
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# Check None blocking in subclass
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class ColImpl:
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def __iter__(self):
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@ -1138,15 +1137,15 @@ class TestOneTrickPonyABCs(ABCTestCase):
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return False
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class NonCol(ColImpl):
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__contains__ = None
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self.assertFalse(issubclass(NonCol, Collection))
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self.assertFalse(isinstance(NonCol(), Collection))
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self.assertNotIsSubclass(NonCol, Collection)
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self.assertNotIsInstance(NonCol(), Collection)
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def test_Iterator(self):
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non_samples = [None, 42, 3.14, 1j, b"", "", (), [], {}, set()]
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for x in non_samples:
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self.assertNotIsInstance(x, Iterator)
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self.assertFalse(issubclass(type(x), Iterator), repr(type(x)))
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self.assertNotIsSubclass(type(x), Iterator)
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samples = [iter(bytes()), iter(str()),
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iter(tuple()), iter(list()), iter(dict()),
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iter(set()), iter(frozenset()),
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@ -1157,7 +1156,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
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]
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for x in samples:
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self.assertIsInstance(x, Iterator)
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self.assertTrue(issubclass(type(x), Iterator), repr(type(x)))
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self.assertIsSubclass(type(x), Iterator)
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self.validate_abstract_methods(Iterator, '__next__', '__iter__')
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# Issue 10565
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@ -1190,7 +1189,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
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iter(()), iter([]), NonGen1(), NonGen2(), NonGen3()]
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for x in non_samples:
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self.assertNotIsInstance(x, Generator)
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self.assertFalse(issubclass(type(x), Generator), repr(type(x)))
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self.assertNotIsSubclass(type(x), Generator)
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class Gen:
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def __iter__(self): return self
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@ -1212,7 +1211,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
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for x in samples:
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self.assertIsInstance(x, Iterator)
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self.assertIsInstance(x, Generator)
|
||||
self.assertTrue(issubclass(type(x), Generator), repr(type(x)))
|
||||
self.assertIsSubclass(type(x), Generator)
|
||||
self.validate_abstract_methods(Generator, 'send', 'throw')
|
||||
|
||||
# mixin tests
|
||||
|
|
@ -1261,7 +1260,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
iter(()), iter([]), NonAGen1(), NonAGen2(), NonAGen3()]
|
||||
for x in non_samples:
|
||||
self.assertNotIsInstance(x, AsyncGenerator)
|
||||
self.assertFalse(issubclass(type(x), AsyncGenerator), repr(type(x)))
|
||||
self.assertNotIsSubclass(type(x), AsyncGenerator)
|
||||
|
||||
class Gen:
|
||||
def __aiter__(self): return self
|
||||
|
|
@ -1283,7 +1282,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
for x in samples:
|
||||
self.assertIsInstance(x, AsyncIterator)
|
||||
self.assertIsInstance(x, AsyncGenerator)
|
||||
self.assertTrue(issubclass(type(x), AsyncGenerator), repr(type(x)))
|
||||
self.assertIsSubclass(type(x), AsyncGenerator)
|
||||
self.validate_abstract_methods(AsyncGenerator, 'asend', 'athrow')
|
||||
|
||||
def run_async(coro):
|
||||
|
|
@ -1326,14 +1325,14 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
]
|
||||
for x in non_samples:
|
||||
self.assertNotIsInstance(x, Sized)
|
||||
self.assertFalse(issubclass(type(x), Sized), repr(type(x)))
|
||||
self.assertNotIsSubclass(type(x), Sized)
|
||||
samples = [bytes(), str(),
|
||||
tuple(), list(), set(), frozenset(), dict(),
|
||||
dict().keys(), dict().items(), dict().values(),
|
||||
]
|
||||
for x in samples:
|
||||
self.assertIsInstance(x, Sized)
|
||||
self.assertTrue(issubclass(type(x), Sized), repr(type(x)))
|
||||
self.assertIsSubclass(type(x), Sized)
|
||||
self.validate_abstract_methods(Sized, '__len__')
|
||||
self.validate_isinstance(Sized, '__len__')
|
||||
|
||||
|
|
@ -1344,14 +1343,14 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
]
|
||||
for x in non_samples:
|
||||
self.assertNotIsInstance(x, Container)
|
||||
self.assertFalse(issubclass(type(x), Container), repr(type(x)))
|
||||
self.assertNotIsSubclass(type(x), Container)
|
||||
samples = [bytes(), str(),
|
||||
tuple(), list(), set(), frozenset(), dict(),
|
||||
dict().keys(), dict().items(),
|
||||
]
|
||||
for x in samples:
|
||||
self.assertIsInstance(x, Container)
|
||||
self.assertTrue(issubclass(type(x), Container), repr(type(x)))
|
||||
self.assertIsSubclass(type(x), Container)
|
||||
self.validate_abstract_methods(Container, '__contains__')
|
||||
self.validate_isinstance(Container, '__contains__')
|
||||
|
||||
|
|
@ -1363,7 +1362,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
]
|
||||
for x in non_samples:
|
||||
self.assertNotIsInstance(x, Callable)
|
||||
self.assertFalse(issubclass(type(x), Callable), repr(type(x)))
|
||||
self.assertNotIsSubclass(type(x), Callable)
|
||||
samples = [lambda: None,
|
||||
type, int, object,
|
||||
len,
|
||||
|
|
@ -1371,7 +1370,7 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
]
|
||||
for x in samples:
|
||||
self.assertIsInstance(x, Callable)
|
||||
self.assertTrue(issubclass(type(x), Callable), repr(type(x)))
|
||||
self.assertIsSubclass(type(x), Callable)
|
||||
self.validate_abstract_methods(Callable, '__call__')
|
||||
self.validate_isinstance(Callable, '__call__')
|
||||
|
||||
|
|
@ -1379,16 +1378,16 @@ class TestOneTrickPonyABCs(ABCTestCase):
|
|||
for B in Hashable, Iterable, Iterator, Reversible, Sized, Container, Callable:
|
||||
class C(B):
|
||||
pass
|
||||
self.assertTrue(issubclass(C, B))
|
||||
self.assertFalse(issubclass(int, C))
|
||||
self.assertIsSubclass(C, B)
|
||||
self.assertNotIsSubclass(int, C)
|
||||
|
||||
def test_registration(self):
|
||||
for B in Hashable, Iterable, Iterator, Reversible, Sized, Container, Callable:
|
||||
class C:
|
||||
__hash__ = None # Make sure it isn't hashable by default
|
||||
self.assertFalse(issubclass(C, B), B.__name__)
|
||||
self.assertNotIsSubclass(C, B)
|
||||
B.register(C)
|
||||
self.assertTrue(issubclass(C, B))
|
||||
self.assertIsSubclass(C, B)
|
||||
|
||||
class WithSet(MutableSet):
|
||||
|
||||
|
|
@ -1419,7 +1418,7 @@ class TestCollectionABCs(ABCTestCase):
|
|||
def test_Set(self):
|
||||
for sample in [set, frozenset]:
|
||||
self.assertIsInstance(sample(), Set)
|
||||
self.assertTrue(issubclass(sample, Set))
|
||||
self.assertIsSubclass(sample, Set)
|
||||
self.validate_abstract_methods(Set, '__contains__', '__iter__', '__len__')
|
||||
class MySet(Set):
|
||||
def __contains__(self, x):
|
||||
|
|
@ -1500,9 +1499,9 @@ class TestCollectionABCs(ABCTestCase):
|
|||
|
||||
def test_MutableSet(self):
|
||||
self.assertIsInstance(set(), MutableSet)
|
||||
self.assertTrue(issubclass(set, MutableSet))
|
||||
self.assertIsSubclass(set, MutableSet)
|
||||
self.assertNotIsInstance(frozenset(), MutableSet)
|
||||
self.assertFalse(issubclass(frozenset, MutableSet))
|
||||
self.assertNotIsSubclass(frozenset, MutableSet)
|
||||
self.validate_abstract_methods(MutableSet, '__contains__', '__iter__', '__len__',
|
||||
'add', 'discard')
|
||||
|
||||
|
|
@ -1841,7 +1840,7 @@ class TestCollectionABCs(ABCTestCase):
|
|||
def test_Mapping(self):
|
||||
for sample in [dict]:
|
||||
self.assertIsInstance(sample(), Mapping)
|
||||
self.assertTrue(issubclass(sample, Mapping))
|
||||
self.assertIsSubclass(sample, Mapping)
|
||||
self.validate_abstract_methods(Mapping, '__contains__', '__iter__', '__len__',
|
||||
'__getitem__')
|
||||
class MyMapping(Mapping):
|
||||
|
|
@ -1857,7 +1856,7 @@ class TestCollectionABCs(ABCTestCase):
|
|||
def test_MutableMapping(self):
|
||||
for sample in [dict]:
|
||||
self.assertIsInstance(sample(), MutableMapping)
|
||||
self.assertTrue(issubclass(sample, MutableMapping))
|
||||
self.assertIsSubclass(sample, MutableMapping)
|
||||
self.validate_abstract_methods(MutableMapping, '__contains__', '__iter__', '__len__',
|
||||
'__getitem__', '__setitem__', '__delitem__')
|
||||
|
||||
|
|
@ -1891,12 +1890,12 @@ class TestCollectionABCs(ABCTestCase):
|
|||
def test_Sequence(self):
|
||||
for sample in [tuple, list, bytes, str]:
|
||||
self.assertIsInstance(sample(), Sequence)
|
||||
self.assertTrue(issubclass(sample, Sequence))
|
||||
self.assertIsSubclass(sample, Sequence)
|
||||
self.assertIsInstance(range(10), Sequence)
|
||||
self.assertTrue(issubclass(range, Sequence))
|
||||
self.assertIsSubclass(range, Sequence)
|
||||
self.assertIsInstance(memoryview(b""), Sequence)
|
||||
self.assertTrue(issubclass(memoryview, Sequence))
|
||||
self.assertTrue(issubclass(str, Sequence))
|
||||
self.assertIsSubclass(memoryview, Sequence)
|
||||
self.assertIsSubclass(str, Sequence)
|
||||
self.validate_abstract_methods(Sequence, '__contains__', '__iter__', '__len__',
|
||||
'__getitem__')
|
||||
|
||||
|
|
@ -1938,21 +1937,21 @@ class TestCollectionABCs(ABCTestCase):
|
|||
def test_Buffer(self):
|
||||
for sample in [bytes, bytearray, memoryview]:
|
||||
self.assertIsInstance(sample(b"x"), Buffer)
|
||||
self.assertTrue(issubclass(sample, Buffer))
|
||||
self.assertIsSubclass(sample, Buffer)
|
||||
for sample in [str, list, tuple]:
|
||||
self.assertNotIsInstance(sample(), Buffer)
|
||||
self.assertFalse(issubclass(sample, Buffer))
|
||||
self.assertNotIsSubclass(sample, Buffer)
|
||||
self.validate_abstract_methods(Buffer, '__buffer__')
|
||||
|
||||
def test_MutableSequence(self):
|
||||
for sample in [tuple, str, bytes]:
|
||||
self.assertNotIsInstance(sample(), MutableSequence)
|
||||
self.assertFalse(issubclass(sample, MutableSequence))
|
||||
self.assertNotIsSubclass(sample, MutableSequence)
|
||||
for sample in [list, bytearray, deque]:
|
||||
self.assertIsInstance(sample(), MutableSequence)
|
||||
self.assertTrue(issubclass(sample, MutableSequence))
|
||||
self.assertTrue(issubclass(array.array, MutableSequence))
|
||||
self.assertFalse(issubclass(str, MutableSequence))
|
||||
self.assertIsSubclass(sample, MutableSequence)
|
||||
self.assertIsSubclass(array.array, MutableSequence)
|
||||
self.assertNotIsSubclass(str, MutableSequence)
|
||||
self.validate_abstract_methods(MutableSequence, '__contains__', '__iter__',
|
||||
'__len__', '__getitem__', '__setitem__', '__delitem__', 'insert')
|
||||
|
||||
|
|
@ -2043,8 +2042,8 @@ class TestCounter(unittest.TestCase):
|
|||
self.assertEqual(c, Counter(a=3, b=2, c=1))
|
||||
self.assertIsInstance(c, dict)
|
||||
self.assertIsInstance(c, Mapping)
|
||||
self.assertTrue(issubclass(Counter, dict))
|
||||
self.assertTrue(issubclass(Counter, Mapping))
|
||||
self.assertIsSubclass(Counter, dict)
|
||||
self.assertIsSubclass(Counter, Mapping)
|
||||
self.assertEqual(len(c), 3)
|
||||
self.assertEqual(sum(c.values()), 6)
|
||||
self.assertEqual(list(c.values()), [3, 2, 1])
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue