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Issue #26167: Backported copy tests.
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@ -95,24 +95,67 @@ def f():
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pass
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class WithMetaclass(metaclass=abc.ABCMeta):
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pass
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tests = [None, 42, 2**100, 3.14, True, False, 1j,
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tests = [None, ..., NotImplemented,
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42, 2**100, 3.14, True, False, 1j,
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"hello", "hello\u1234", f.__code__,
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b"world", bytes(range(256)),
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NewStyle, range(10), Classic, max, WithMetaclass]
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b"world", bytes(range(256)), range(10),
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NewStyle, Classic, max, WithMetaclass]
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for x in tests:
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self.assertIs(copy.copy(x), x)
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def test_copy_list(self):
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x = [1, 2, 3]
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self.assertEqual(copy.copy(x), x)
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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x = []
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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def test_copy_tuple(self):
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x = (1, 2, 3)
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self.assertEqual(copy.copy(x), x)
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self.assertIs(copy.copy(x), x)
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x = ()
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self.assertIs(copy.copy(x), x)
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x = (1, 2, 3, [])
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self.assertIs(copy.copy(x), x)
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def test_copy_dict(self):
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x = {"foo": 1, "bar": 2}
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self.assertEqual(copy.copy(x), x)
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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x = {}
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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def test_copy_set(self):
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x = {1, 2, 3}
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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x = set()
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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def test_copy_frozenset(self):
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x = frozenset({1, 2, 3})
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self.assertIs(copy.copy(x), x)
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x = frozenset()
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self.assertIs(copy.copy(x), x)
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def test_copy_bytearray(self):
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x = bytearray(b'abc')
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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x = bytearray()
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y = copy.copy(x)
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self.assertEqual(y, x)
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self.assertIsNot(y, x)
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def test_copy_inst_vanilla(self):
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class C:
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