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1"""A module to test whether doctest recognizes some 2.2 features,
2like static and class methods.
3
4>>> print('yup')  # 1
5yup
6
7We include some (random) encoded (utf-8) text in the text surrounding
8the example.  It should be ignored:
9
10ЉЊЈЁЂ
11
12"""
13
14import sys
15import unittest
16if sys.flags.optimize >= 2:
17    raise unittest.SkipTest("Cannot test docstrings with -O2")
18
19class C(object):
20    """Class C.
21
22    >>> print(C())  # 2
23    42
24
25
26    We include some (random) encoded (utf-8) text in the text surrounding
27    the example.  It should be ignored:
28
29        ЉЊЈЁЂ
30
31    """
32
33    def __init__(self):
34        """C.__init__.
35
36        >>> print(C()) # 3
37        42
38        """
39
40    def __str__(self):
41        """
42        >>> print(C()) # 4
43        42
44        """
45        return "42"
46
47    class D(object):
48        """A nested D class.
49
50        >>> print("In D!")   # 5
51        In D!
52        """
53
54        def nested(self):
55            """
56            >>> print(3) # 6
57            3
58            """
59
60    def getx(self):
61        """
62        >>> c = C()    # 7
63        >>> c.x = 12   # 8
64        >>> print(c.x)  # 9
65        -12
66        """
67        return -self._x
68
69    def setx(self, value):
70        """
71        >>> c = C()     # 10
72        >>> c.x = 12    # 11
73        >>> print(c.x)   # 12
74        -12
75        """
76        self._x = value
77
78    x = property(getx, setx, doc="""\
79        >>> c = C()    # 13
80        >>> c.x = 12   # 14
81        >>> print(c.x)  # 15
82        -12
83        """)
84
85    @staticmethod
86    def statm():
87        """
88        A static method.
89
90        >>> print(C.statm())    # 16
91        666
92        >>> print(C().statm())  # 17
93        666
94        """
95        return 666
96
97    @classmethod
98    def clsm(cls, val):
99        """
100        A class method.
101
102        >>> print(C.clsm(22))    # 18
103        22
104        >>> print(C().clsm(23))  # 19
105        23
106        """
107        return val
108
109
110class Test(unittest.TestCase):
111    def test_testmod(self):
112        import doctest, sys
113        EXPECTED = 19
114        f, t = doctest.testmod(sys.modules[__name__])
115        if f:
116            self.fail("%d of %d doctests failed" % (f, t))
117        if t != EXPECTED:
118            self.fail("expected %d tests to run, not %d" % (EXPECTED, t))
119
120
121# Pollute the namespace with a bunch of imported functions and classes,
122# to make sure they don't get tested.
123from doctest import *
124
125if __name__ == '__main__':
126    unittest.main()
127