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Fix the sizeof test for dicts with shared keys. (#4311) 

By accident the size of the empty dict keys object matched the
size of values array.
This commit is contained in:
Serhiy Storchaka 2017-11-07 15:08:09 +02:00 committed by GitHub
parent a935654f06
commit 39a156c505
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1 changed files with 10 additions and 5 deletions
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15
Lib/test/test_sys.py
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@ -1074,6 +1074,7 @@ class SizeofTest(unittest.TestCase):
fmt += '3n2P'
s = vsize(fmt)
check(int, s)
# class
s = vsize(fmt + # PyTypeObject
'3P' # PyAsyncMethods
'36P' # PyNumberMethods
@ -1081,13 +1082,17 @@ class SizeofTest(unittest.TestCase):
'10P' # PySequenceMethods
'2P' # PyBufferProcs
'4P')
# Separate block for PyDictKeysObject with 8 keys and 5 entries
s += calcsize("2nP2n") + 8 + 5*calcsize("n2P")
# class
class newstyleclass(object): pass
check(newstyleclass, s)
# Separate block for PyDictKeysObject with 8 keys and 5 entries
check(newstyleclass, s + calcsize("2nP2n0P") + 8 + 5*calcsize("n2P"))
# dict with shared keys
check(newstyleclass().__dict__, size('nQ2P' + '2nP2n'))
check(newstyleclass().__dict__, size('nQ2P') + 5*self.P)
o = newstyleclass()
o.a = o.b = o.c = o.d = o.e = o.f = o.g = o.h = 1
# Separate block for PyDictKeysObject with 16 keys and 10 entries
check(newstyleclass, s + calcsize("2nP2n0P") + 16 + 10*calcsize("n2P"))
# dict with shared keys
check(newstyleclass().__dict__, size('nQ2P') + 10*self.P)
# unicode
# each tuple contains a string and its expected character size
# don't put any static strings here, as they may contain