ceph/src/boost/libs/python/test/opaque.py

   1 # -*- coding: latin-1 -*-
   2 # Copyright Gottfried Ganßauge 2003..2006.  Distributed under the Boost
   3 # Software License, Version 1.0. (See accompanying
   4 # file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6
   7 """
   8 >>> from opaque_ext import *
   9
  10
  11     Check for correct conversion
  12
  13 >>> use(get())
  14
  15     Check that None is converted to a NULL opaque pointer
  16
  17 >>> useany(get())
  18 1
  19 >>> useany(None)
  20 0
  21
  22     Check that we don't lose type information by converting NULL
  23     opaque pointers to None
  24
  25 >>> assert getnull() is None
  26 >>> useany(getnull())
  27 0
  28
  29 >>> failuse(get())
  30 Traceback (most recent call last):
  31         ...
  32 RuntimeError: success
  33
  34    Check that there is no conversion from integers ...
  35
  36 >>> try: use(0)
  37 ... except TypeError: pass
  38 ... else: print('expected a TypeError')
  39
  40    ... and from strings to opaque objects
  41
  42 >>> try: use("")
  43 ... except TypeError: pass
  44 ... else: print('expected a TypeError')
  45
  46    Now check the same for another opaque pointer type
  47
  48 >>> use2(get2())
  49 >>> failuse2(get2())
  50 Traceback (most recent call last):
  51         ...
  52 RuntimeError: success
  53 >>> try: use2(0)
  54 ... except TypeError: pass
  55 ... else: print('expected a TypeError')
  56 >>> try: use2("")
  57 ... except TypeError: pass
  58 ... else: print('expected a TypeError')
  59
  60    Check that opaque types are distinct
  61
  62 >>> try: use(get2())
  63 ... except TypeError: pass
  64 ... else: print('expected a TypeError')
  65 >>> try: use2(get())
  66 ... except TypeError: pass
  67 ... else: print('expected a TypeError')
  68
  69    This used to result in a segmentation violation
  70
  71 >>> type(get()) != type (get2())
  72 1
  73 """
  74 def run(args = None):
  75     import sys
  76     import doctest
  77
  78     if args is not None:
  79         sys.argv = args
  80     return doctest.testmod(sys.modules.get(__name__))
  81
  82 if __name__ == '__main__':
  83     print("running...")
  84     import sys
  85     status = run()[0]
  86     if (status == 0): print("Done.")
  87     sys.exit(status)