Doc/ext/test.py

   1 """Test module for the noddy examples
   2
   3 Noddy 1:
   4
   5 >>> import noddy
   6 >>> n1 = noddy.Noddy()
   7 >>> n2 = noddy.Noddy()
   8 >>> del n1
   9 >>> del n2
  10
  11
  12 Noddy 2
  13
  14 >>> import noddy2
  15 >>> n1 = noddy2.Noddy('jim', 'fulton', 42)
  16 >>> n1.first
  17 'jim'
  18 >>> n1.last
  19 'fulton'
  20 >>> n1.number
  21 42
  22 >>> n1.name()
  23 'jim fulton'
  24 >>> n1.first = 'will'
  25 >>> n1.name()
  26 'will fulton'
  27 >>> n1.last = 'tell'
  28 >>> n1.name()
  29 'will tell'
  30 >>> del n1.first
  31 >>> n1.name()
  32 Traceback (most recent call last):
  33 ...
  34 AttributeError: first
  35 >>> n1.first
  36 Traceback (most recent call last):
  37 ...
  38 AttributeError: first
  39 >>> n1.first = 'drew'
  40 >>> n1.first
  41 'drew'
  42 >>> del n1.number
  43 Traceback (most recent call last):
  44 ...
  45 TypeError: can't delete numeric/char attribute
  46 >>> n1.number=2
  47 >>> n1.number
  48 2
  49 >>> n1.first = 42
  50 >>> n1.name()
  51 '42 tell'
  52 >>> n2 = noddy2.Noddy()
  53 >>> n2.name()
  54 ' '
  55 >>> n2.first
  56 ''
  57 >>> n2.last
  58 ''
  59 >>> del n2.first
  60 >>> n2.first
  61 Traceback (most recent call last):
  62 ...
  63 AttributeError: first
  64 >>> n2.first
  65 Traceback (most recent call last):
  66 ...
  67 AttributeError: first
  68 >>> n2.name()
  69 Traceback (most recent call last):
  70   File "<stdin>", line 1, in ?
  71 AttributeError: first
  72 >>> n2.number
  73 0
  74 >>> n3 = noddy2.Noddy('jim', 'fulton', 'waaa')
  75 Traceback (most recent call last):
  76   File "<stdin>", line 1, in ?
  77 TypeError: an integer is required
  78 >>> del n1
  79 >>> del n2
  80
  81
  82 Noddy 3
  83
  84 >>> import noddy3
  85 >>> n1 = noddy3.Noddy('jim', 'fulton', 42)
  86 >>> n1 = noddy3.Noddy('jim', 'fulton', 42)
  87 >>> n1.name()
  88 'jim fulton'
  89 >>> del n1.first
  90 Traceback (most recent call last):
  91   File "<stdin>", line 1, in ?
  92 TypeError: Cannot delete the first attribute
  93 >>> n1.first = 42
  94 Traceback (most recent call last):
  95   File "<stdin>", line 1, in ?
  96 TypeError: The first attribute value must be a string
  97 >>> n1.first = 'will'
  98 >>> n1.name()
  99 'will fulton'
 100 >>> n2 = noddy3.Noddy()
 101 >>> n2 = noddy3.Noddy()
 102 >>> n2 = noddy3.Noddy()
 103 >>> n3 = noddy3.Noddy('jim', 'fulton', 'waaa')
 104 Traceback (most recent call last):
 105   File "<stdin>", line 1, in ?
 106 TypeError: an integer is required
 107 >>> del n1
 108 >>> del n2
 109
 110 Noddy 4
 111
 112 >>> import noddy4
 113 >>> n1 = noddy4.Noddy('jim', 'fulton', 42)
 114 >>> n1.first
 115 'jim'
 116 >>> n1.last
 117 'fulton'
 118 >>> n1.number
 119 42
 120 >>> n1.name()
 121 'jim fulton'
 122 >>> n1.first = 'will'
 123 >>> n1.name()
 124 'will fulton'
 125 >>> n1.last = 'tell'
 126 >>> n1.name()
 127 'will tell'
 128 >>> del n1.first
 129 >>> n1.name()
 130 Traceback (most recent call last):
 131 ...
 132 AttributeError: first
 133 >>> n1.first
 134 Traceback (most recent call last):
 135 ...
 136 AttributeError: first
 137 >>> n1.first = 'drew'
 138 >>> n1.first
 139 'drew'
 140 >>> del n1.number
 141 Traceback (most recent call last):
 142 ...
 143 TypeError: can't delete numeric/char attribute
 144 >>> n1.number=2
 145 >>> n1.number
 146 2
 147 >>> n1.first = 42
 148 >>> n1.name()
 149 '42 tell'
 150 >>> n2 = noddy4.Noddy()
 151 >>> n2 = noddy4.Noddy()
 152 >>> n2 = noddy4.Noddy()
 153 >>> n2 = noddy4.Noddy()
 154 >>> n2.name()
 155 ' '
 156 >>> n2.first
 157 ''
 158 >>> n2.last
 159 ''
 160 >>> del n2.first
 161 >>> n2.first
 162 Traceback (most recent call last):
 163 ...
 164 AttributeError: first
 165 >>> n2.first
 166 Traceback (most recent call last):
 167 ...
 168 AttributeError: first
 169 >>> n2.name()
 170 Traceback (most recent call last):
 171   File "<stdin>", line 1, in ?
 172 AttributeError: first
 173 >>> n2.number
 174 0
 175 >>> n3 = noddy4.Noddy('jim', 'fulton', 'waaa')
 176 Traceback (most recent call last):
 177   File "<stdin>", line 1, in ?
 178 TypeError: an integer is required
 179
 180
 181 Test cyclic gc(?)
 182
 183 >>> import gc
 184 >>> gc.disable()
 185
 186 >>> x = []
 187 >>> l = [x]
 188 >>> n2.first = l
 189 >>> n2.first
 190 [[]]
 191 >>> l.append(n2)
 192 >>> del l
 193 >>> del n1
 194 >>> del n2
 195 >>> sys.getrefcount(x)
 196 3
 197 >>> ignore = gc.collect()
 198 >>> sys.getrefcount(x)
 199 2
 200
 201 >>> gc.enable()
 202 """
 203
 204 import os
 205 import sys
 206 from distutils.util import get_platform
 207 PLAT_SPEC = "%s-%s" % (get_platform(), sys.version[0:3])
 208 src = os.path.join("build", "lib.%s" % PLAT_SPEC)
 209 sys.path.append(src)
 210
 211 if __name__ == "__main__":
 212     import doctest, __main__
 213     doctest.testmod(__main__)