Lib/test/test_doctest2.py

   1 """A module to test whether doctest recognizes some 2.2 features,
   2 like static and class methods.
   3
   4 >>> print 'yup'  # 1
   5 yup
   6 """
   7
   8 from test import test_support
   9
  10 class C(object):
  11     """Class C.
  12
  13     >>> print C()  # 2
  14     42
  15     """
  16
  17     def __init__(self):
  18         """C.__init__.
  19
  20         >>> print C() # 3
  21         42
  22         """
  23
  24     def __str__(self):
  25         """
  26         >>> print C() # 4
  27         42
  28         """
  29         return "42"
  30
  31     class D(object):
  32         """A nested D class.
  33
  34         >>> print "In D!"   # 5
  35         In D!
  36         """
  37
  38         def nested(self):
  39             """
  40             >>> print 3 # 6
  41             3
  42             """
  43
  44     def getx(self):
  45         """
  46         >>> c = C()    # 7
  47         >>> c.x = 12   # 8
  48         >>> print c.x  # 9
  49         -12
  50         """
  51         return -self._x
  52
  53     def setx(self, value):
  54         """
  55         >>> c = C()     # 10
  56         >>> c.x = 12    # 11
  57         >>> print c.x   # 12
  58         -12
  59         """
  60         self._x = value
  61
  62     x = property(getx, setx, doc="""\
  63         >>> c = C()    # 13
  64         >>> c.x = 12   # 14
  65         >>> print c.x  # 15
  66         -12
  67         """)
  68
  69     def statm():
  70         """
  71         A static method.
  72
  73         >>> print C.statm()    # 16
  74         666
  75         >>> print C().statm()  # 17
  76         666
  77         """
  78         return 666
  79
  80     statm = staticmethod(statm)
  81
  82     def clsm(cls, val):
  83         """
  84         A class method.
  85
  86         >>> print C.clsm(22)    # 18
  87         22
  88         >>> print C().clsm(23)  # 19
  89         23
  90         """
  91         return val
  92
  93     clsm = classmethod(clsm)
  94
  95 def test_main():
  96     from test import test_doctest2
  97     EXPECTED = 19
  98     f, t = test_support.run_doctest(test_doctest2)
  99     if t != EXPECTED:
 100         raise test_support.TestFailed("expected %d tests to run, not %d" %
 101                                       (EXPECTED, t))
 102
 103 # Pollute the namespace with a bunch of imported functions and classes,
 104 # to make sure they don't get tested.
 105 from doctest import *
 106
 107 if __name__ == '__main__':
 108     test_main()