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Enso-Bot/venv/Lib/site-packages/dill/tests/test_weakref.py

90 lines
2.0 KiB
Python

#!/usr/bin/env python
#
# Author: Mike McKerns (mmckerns @caltech and @uqfoundation)
# Copyright (c) 2008-2016 California Institute of Technology.
# Copyright (c) 2016-2019 The Uncertainty Quantification Foundation.
# License: 3-clause BSD. The full license text is available at:
# - https://github.com/uqfoundation/dill/blob/master/LICENSE
import dill
dill.settings['recurse'] = True
import weakref
class _class:
def _method(self):
pass
class _class2:
def __call__(self):
pass
class _newclass(object):
def _method(self):
pass
class _newclass2(object):
def __call__(self):
pass
def _function():
pass
def test_weakref():
o = _class()
oc = _class2()
n = _newclass()
nc = _newclass2()
f = _function
z = _class
x = _newclass
r = weakref.ref(o)
dr = weakref.ref(_class())
p = weakref.proxy(o)
dp = weakref.proxy(_class())
c = weakref.proxy(oc)
dc = weakref.proxy(_class2())
m = weakref.ref(n)
dm = weakref.ref(_newclass())
t = weakref.proxy(n)
dt = weakref.proxy(_newclass())
d = weakref.proxy(nc)
dd = weakref.proxy(_newclass2())
fr = weakref.ref(f)
fp = weakref.proxy(f)
#zr = weakref.ref(z) #XXX: weakrefs not allowed for classobj objects
#zp = weakref.proxy(z) #XXX: weakrefs not allowed for classobj objects
xr = weakref.ref(x)
xp = weakref.proxy(x)
objlist = [r,dr,m,dm,fr,xr, p,dp,t,dt, c,dc,d,dd, fp,xp]
#dill.detect.trace(True)
for obj in objlist:
res = dill.detect.errors(obj)
if res:
print ("%s" % res)
#print ("%s:\n %s" % (obj, res))
# else:
# print ("PASS: %s" % obj)
assert not res
def test_dictproxy():
from dill._dill import DictProxyType
try:
m = DictProxyType({"foo": "bar"})
except:
m = type.__dict__
mp = dill.copy(m)
assert mp.items() == m.items()
if __name__ == '__main__':
test_weakref()
from dill._dill import IS_PYPY
if not IS_PYPY:
test_dictproxy()