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
|
from test_support import verbose, TestFailed
class F:
def a(self):
pass
def b():
'my docstring'
pass
# setting attributes on functions
try:
b.publish
except AttributeError:
pass
else:
raise TestFailed, 'expected AttributeError'
b.publish = 1
if b.publish <> 1:
raise TestFailed, 'function attribute not set to expected value'
docstring = 'its docstring'
b.__doc__ = docstring
if b.__doc__ <> docstring:
raise TestFailed, 'problem with setting __doc__ attribute'
if 'publish' not in dir(b):
raise TestFailed, 'attribute not in dir()'
f1 = F()
f2 = F()
try:
F.a.publish
except AttributeError:
pass
else:
raise TestFailed, 'expected AttributeError'
try:
f1.a.publish
except AttributeError:
pass
else:
raise TestFailed, 'expected AttributeError'
F.a.publish = 1
if F.a.publish <> 1:
raise TestFailed, 'unbound method attribute not set to expected value'
if f1.a.publish <> 1:
raise TestFailed, 'bound method attribute access did not work'
if f2.a.publish <> 1:
raise TestFailed, 'bound method attribute access did not work'
if 'publish' not in dir(F.a):
raise TestFailed, 'attribute not in dir()'
try:
f1.a.publish = 0
except TypeError:
pass
else:
raise TestFailed, 'expected TypeError'
F.a.myclass = F
f1.a.myclass
f2.a.myclass
f1.a.myclass
F.a.myclass
if f1.a.myclass is not f2.a.myclass or \
f1.a.myclass is not F.a.myclass:
raise TestFailed, 'attributes were not the same'
# try setting __dict__
try:
F.a.__dict__ = (1, 2, 3)
except TypeError:
pass
else:
raise TestFailed, 'expected TypeError'
F.a.__dict__ = {'one': 11, 'two': 22, 'three': 33}
if f1.a.two <> 22:
raise TestFailed, 'setting __dict__'
from UserDict import UserDict
d = UserDict({'four': 44, 'five': 55})
try:
F.a.__dict__ = d
except TypeError:
pass
else:
raise TestFailed
if f2.a.one <> f1.a.one <> F.a.one <> 11:
raise TestFailed
# im_func may not be a Python method!
import new
F.id = new.instancemethod(id, None, F)
eff = F()
if eff.id() <> id(eff):
raise TestFailed
try:
F.id.foo
except AttributeError: pass
else: raise TestFailed
try:
F.id.foo = 12
except TypeError: pass
else: raise TestFailed
try:
F.id.foo
except AttributeError: pass
else: raise TestFailed
try:
eff.id.foo
except AttributeError: pass
else: raise TestFailed
try:
eff.id.foo = 12
except TypeError: pass
else: raise TestFailed
try:
eff.id.foo
except AttributeError: pass
else: raise TestFailed
# Regression test for a crash in pre-2.1a1
def another():
pass
del another.__dict__
del another.func_dict
another.func_dict = None
try:
del another.bar
except AttributeError: pass
else: raise TestFailed
# This isn't specifically related to function attributes, but it does test a
# core dump regression in funcobject.c
del another.func_defaults
def foo():
pass
def bar():
pass
def temp():
print 1
if foo==bar: raise TestFailed
d={}
d[foo] = 1
foo.func_code = temp.func_code
d[foo]
|
