[Python-checkins] CVS: python/dist/src/Lib/test test_funcattrs.py,NONE,1.1

[Barry Warsaw]

Update of /cvsroot/python/python/dist/src/Lib/test
In directory usw-pr-cvs1:/tmp/cvs-serv11667/Lib/test

Added Files:
	test_funcattrs.py 
Log Message:
Committing PEP 232, function attribute feature, approved by Guido.
Closes SF patch #103123.

Regression test for function attributes, with output file.


--- NEW FILE: test_funcattrs.py ---
from test_support import verbose, TestFailed

class F:
    def a(self):
        pass

def b():
    'my docstring'
    pass

# setting attributes on functions
try:
    b.publish
except AttributeError:
    pass
else:
    raise TestFailed, 'expected AttributeError'

b.publish = 1
if b.publish <> 1:
    raise TestFailed, 'function attribute not set to expected value'

docstring = 'its docstring'
b.__doc__ = docstring
if b.__doc__ <> docstring:
    raise TestFailed, 'problem with setting __doc__ attribute'

if 'publish' not in dir(b):
    raise TestFailed, 'attribute not in dir()'

f1 = F()
f2 = F()

try:
    F.a.publish
except AttributeError:
    pass
else:
    raise TestFailed, 'expected AttributeError'

try:
    f1.a.publish
except AttributeError:
    pass
else:
    raise TestFailed, 'expected AttributeError'


F.a.publish = 1
if F.a.publish <> 1:
    raise TestFailed, 'unbound method attribute not set to expected value'

if f1.a.publish <> 1:
    raise TestFailed, 'bound method attribute access did not work'

if f2.a.publish <> 1:
    raise TestFailed, 'bound method attribute access did not work'

if 'publish' not in dir(F.a):
    raise TestFailed, 'attribute not in dir()'

try:
    f1.a.publish = 0
except TypeError:
    pass
else:
    raise TestFailed, 'expected TypeError'

F.a.myclass = F
f1.a.myclass
f2.a.myclass
f1.a.myclass
F.a.myclass

if f1.a.myclass is not f2.a.myclass or \
   f1.a.myclass is not F.a.myclass:
    raise TestFailed, 'attributes were not the same'

# try setting __dict__
try:
    F.a.__dict__ = (1, 2, 3)
except TypeError:
    pass
else:
    raise TestFailed, 'expected TypeError'

F.a.__dict__ = {'one': 11, 'two': 22, 'three': 33}
if f1.a.two <> 22:
    raise TestFailed, 'setting __dict__'

from UserDict import UserDict
d = UserDict({'four': 44, 'five': 55})

try:
    F.a.__dict__ = d
except TypeError:
    pass
else:
    raise TestFailed

if f2.a.one <> f1.a.one <> F.a.one <> 11:
    raise TestFailed