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Issue #26167: Backported copy tests.

This commit is contained in:
Serhiy Storchaka 2016-03-06 15:03:07 +02:00
parent aabafe7bc2
commit 8cc859c103
1 changed files with 49 additions and 6 deletions
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55
Lib/test/test_copy.py
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@ -95,24 +95,67 @@ class TestCopy(unittest.TestCase):
pass
class WithMetaclass(metaclass=abc.ABCMeta):
pass
tests = [None, 42, 2**100, 3.14, True, False, 1j,
tests = [None, ..., NotImplemented,
42, 2**100, 3.14, True, False, 1j,
"hello", "hello\u1234", f.__code__,
b"world", bytes(range(256)),
NewStyle, range(10), Classic, max, WithMetaclass]
b"world", bytes(range(256)), range(10),
NewStyle, Classic, max, WithMetaclass]
for x in tests:
self.assertIs(copy.copy(x), x)
def test_copy_list(self):
x = [1, 2, 3]
self.assertEqual(copy.copy(x), x)
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
x = []
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
def test_copy_tuple(self):
x = (1, 2, 3)
self.assertEqual(copy.copy(x), x)
self.assertIs(copy.copy(x), x)
x = ()
self.assertIs(copy.copy(x), x)
x = (1, 2, 3, [])
self.assertIs(copy.copy(x), x)
def test_copy_dict(self):
x = {"foo": 1, "bar": 2}
self.assertEqual(copy.copy(x), x)
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
x = {}
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
def test_copy_set(self):
x = {1, 2, 3}
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
x = set()
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
def test_copy_frozenset(self):
x = frozenset({1, 2, 3})
self.assertIs(copy.copy(x), x)
x = frozenset()
self.assertIs(copy.copy(x), x)
def test_copy_bytearray(self):
x = bytearray(b'abc')
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
x = bytearray()
y = copy.copy(x)
self.assertEqual(y, x)
self.assertIsNot(y, x)
def test_copy_inst_vanilla(self):
class C: