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-rw-r--r--Lib/test/test_collections.py77
1 files changed, 42 insertions, 35 deletions
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index 8f379ef..706cc9e 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -918,23 +918,26 @@ class TestCounter(unittest.TestCase):
words = Counter('which witch had which witches wrist watch'.split())
update_test = Counter()
update_test.update(words)
- for i, dup in enumerate([
- words.copy(),
- copy.copy(words),
- copy.deepcopy(words),
- pickle.loads(pickle.dumps(words, 0)),
- pickle.loads(pickle.dumps(words, 1)),
- pickle.loads(pickle.dumps(words, 2)),
- pickle.loads(pickle.dumps(words, -1)),
- eval(repr(words)),
- update_test,
- Counter(words),
- ]):
- msg = (i, dup, words)
- self.assertTrue(dup is not words)
- self.assertEqual(dup, words)
- self.assertEqual(len(dup), len(words))
- self.assertEqual(type(dup), type(words))
+ for label, dup in [
+ ('words.copy()', words.copy()),
+ ('copy.copy(words)', copy.copy(words)),
+ ('copy.deepcopy(words)', copy.deepcopy(words)),
+ ('pickle.loads(pickle.dumps(words, 0))',
+ pickle.loads(pickle.dumps(words, 0))),
+ ('pickle.loads(pickle.dumps(words, 1))',
+ pickle.loads(pickle.dumps(words, 1))),
+ ('pickle.loads(pickle.dumps(words, 2))',
+ pickle.loads(pickle.dumps(words, 2))),
+ ('pickle.loads(pickle.dumps(words, -1))',
+ pickle.loads(pickle.dumps(words, -1))),
+ ('eval(repr(words))', eval(repr(words))),
+ ('update_test', update_test),
+ ('Counter(words)', Counter(words)),
+ ]:
+ with self.subTest(label=label):
+ msg = "\ncopy: %s\nwords: %s" % (dup, words)
+ self.assertIsNot(dup, words, msg)
+ self.assertEqual(dup, words)
def test_copy_subclass(self):
class MyCounter(Counter):
@@ -1213,24 +1216,28 @@ class TestOrderedDict(unittest.TestCase):
od = OrderedDict(pairs)
update_test = OrderedDict()
update_test.update(od)
- for i, dup in enumerate([
- od.copy(),
- copy.copy(od),
- copy.deepcopy(od),
- pickle.loads(pickle.dumps(od, 0)),
- pickle.loads(pickle.dumps(od, 1)),
- pickle.loads(pickle.dumps(od, 2)),
- pickle.loads(pickle.dumps(od, 3)),
- pickle.loads(pickle.dumps(od, -1)),
- eval(repr(od)),
- update_test,
- OrderedDict(od),
- ]):
- self.assertTrue(dup is not od)
- self.assertEqual(dup, od)
- self.assertEqual(list(dup.items()), list(od.items()))
- self.assertEqual(len(dup), len(od))
- self.assertEqual(type(dup), type(od))
+ for label, dup in [
+ ('od.copy()', od.copy()),
+ ('copy.copy(od)', copy.copy(od)),
+ ('copy.deepcopy(od)', copy.deepcopy(od)),
+ ('pickle.loads(pickle.dumps(od, 0))',
+ pickle.loads(pickle.dumps(od, 0))),
+ ('pickle.loads(pickle.dumps(od, 1))',
+ pickle.loads(pickle.dumps(od, 1))),
+ ('pickle.loads(pickle.dumps(od, 2))',
+ pickle.loads(pickle.dumps(od, 2))),
+ ('pickle.loads(pickle.dumps(od, 3))',
+ pickle.loads(pickle.dumps(od, 3))),
+ ('pickle.loads(pickle.dumps(od, -1))',
+ pickle.loads(pickle.dumps(od, -1))),
+ ('eval(repr(od))', eval(repr(od))),
+ ('update_test', update_test),
+ ('OrderedDict(od)', OrderedDict(od)),
+ ]:
+ with self.subTest(label=label):
+ msg = "\ncopy: %s\nod: %s" % (dup, od)
+ self.assertIsNot(dup, od, msg)
+ self.assertEqual(dup, od)
def test_yaml_linkage(self):
# Verify that __reduce__ is setup in a way that supports PyYAML's dump() feature.