python/test/opaque.py
2017-06-25 14:33:42 -04:00

88 lines
1.8 KiB
Python

# -*- coding: utf-8 -*-
# Copyright Gottfried Ganßauge 2003..2006. Distributed under the Boost
# Software License, Version 1.0. (See accompanying
# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
"""
>>> from opaque_ext import *
Check for correct conversion
>>> use(get())
Check that None is converted to a NULL opaque pointer
>>> useany(get())
1
>>> useany(None)
0
Check that we don't lose type information by converting NULL
opaque pointers to None
>>> assert getnull() is None
>>> useany(getnull())
0
>>> failuse(get())
Traceback (most recent call last):
...
RuntimeError: success
Check that there is no conversion from integers ...
>>> try: use(0)
... except TypeError: pass
... else: print('expected a TypeError')
... and from strings to opaque objects
>>> try: use("")
... except TypeError: pass
... else: print('expected a TypeError')
Now check the same for another opaque pointer type
>>> use2(get2())
>>> failuse2(get2())
Traceback (most recent call last):
...
RuntimeError: success
>>> try: use2(0)
... except TypeError: pass
... else: print('expected a TypeError')
>>> try: use2("")
... except TypeError: pass
... else: print('expected a TypeError')
Check that opaque types are distinct
>>> try: use(get2())
... except TypeError: pass
... else: print('expected a TypeError')
>>> try: use2(get())
... except TypeError: pass
... else: print('expected a TypeError')
This used to result in a segmentation violation
>>> type(get()) != type (get2())
1
"""
def run(args = None):
import sys
import doctest
if args is not None:
sys.argv = args
return doctest.testmod(sys.modules.get(__name__))
if __name__ == '__main__':
print("running...")
import sys
status = run()[0]
if (status == 0): print("Done.")
sys.exit(status)