1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
# Copyright David Abrahams 2004. 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 m1 import *
>>> from m2 import *
Prove that we get an appropriate error from trying to return a type
for which we have no registered to_python converter
>>> def check_unregistered(f, msgprefix):
... try:
... f(1)
... except TypeError as x:
... if not str(x).startswith(msgprefix):
... print(str(x))
... else:
... print('expected a TypeError')
...
>>> check_unregistered(make_unregistered, 'No to_python (by-value) converter found for C++ type')
>>> check_unregistered(make_unregistered2, 'No Python class registered for C++ class')
>>> n = new_noddy()
>>> s = new_simple()
>>> unwrap_int(n)
42
>>> unwrap_int_ref(n)
42
>>> unwrap_int_const_ref(n)
42
>>> unwrap_simple(s)
'hello, world'
>>> unwrap_simple_ref(s)
'hello, world'
>>> unwrap_simple_const_ref(s)
'hello, world'
>>> unwrap_int(5)
5
Can't get a non-const reference to a built-in integer object
>>> try:
... unwrap_int_ref(7)
... except: pass
... else: print('no exception')
>>> unwrap_int_const_ref(9)
9
>>> wrap_int(n)
42
try: wrap_int_ref(n)
... except: pass
... else: print('no exception')
>>> wrap_int_const_ref(n)
42
>>> unwrap_simple_ref(wrap_simple(s))
'hello, world'
>>> unwrap_simple_ref(wrap_simple_ref(s))
'hello, world'
>>> unwrap_simple_ref(wrap_simple_const_ref(s))
'hello, world'
>>> f(s)
12
>>> unwrap_simple(g(s))
'hello, world'
>>> f(g(s))
12
>>> f_mutable_ref(g(s))
12
>>> f_const_ptr(g(s))
12
>>> f_mutable_ptr(g(s))
12
>>> f2(g(s))
12
Create an extension class which wraps "complicated" (init1 and get_n)
are a complicated constructor and member function, respectively.
>>> c1 = complicated(s, 99)
>>> c1.get_n()
99
>>> c2 = complicated(s)
>>> c2.get_n()
0
a quick regression test for a bug where None could be converted
to the target of any member function. To see it, we need to
access the __dict__ directly, to bypass the type check supplied
by the Method property which wraps the method when accessed as an
attribute.
>>> try: A.__dict__['name'](None)
... except TypeError: pass
... else: print('expected an exception!')
>>> a = A()
>>> b = B()
>>> c = C()
>>> d = D()
>>> take_a(a).name()
'A'
>>> try:
... take_b(a)
... except: pass
... else: print('no exception')
>>> try:
... take_c(a)
... except: pass
... else: print('no exception')
>>> try:
... take_d(a)
... except: pass
... else: print('no exception')
------
>>> take_a(b).name()
'A'
>>> take_b(b).name()
'B'
>>> try:
... take_c(b)
... except: pass
... else: print('no exception')
>>> try:
... take_d(b)
... except: pass
... else: print('no exception')
-------
>>> take_a(c).name()
'A'
>>> try:
... take_b(c)
... except: pass
... else: print('no exception')
>>> take_c(c).name()
'C'
>>> try:
... take_d(c)
... except: pass
... else: print('no exception')
-------
>>> take_a(d).name()
'A'
>>> take_b(d).name()
'B'
>>> take_c(d).name()
'C'
>>> take_d(d).name()
'D'
>>> take_d_shared_ptr(d).name()
'D'
>>> d_as_a = d_factory()
>>> dd = take_d(d_as_a)
>>> dd.name()
'D'
>>> print(g.__doc__.splitlines()[1])
g( (Simple)arg1) -> Simple :
"""
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)
|
