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
|
# coding: latin-1
import unittest
import ctypes
try:
ctypes.c_wchar
except AttributeError:
pass
else:
import _ctypes_test
dll = ctypes.CDLL(_ctypes_test.__file__)
wcslen = dll.my_wcslen
wcslen.argtypes = [ctypes.c_wchar_p]
class UnicodeTestCase(unittest.TestCase):
def setUp(self):
self.prev_conv_mode = ctypes.set_conversion_mode("ascii", "strict")
def tearDown(self):
ctypes.set_conversion_mode(*self.prev_conv_mode)
def test_ascii_strict(self):
ctypes.set_conversion_mode("ascii", "strict")
# no conversions take place with unicode arguments
self.failUnlessEqual(wcslen(u"abc"), 3)
self.failUnlessEqual(wcslen(u"ab\u2070"), 3)
# string args are converted
self.failUnlessEqual(wcslen("abc"), 3)
self.failUnlessRaises(ctypes.ArgumentError, wcslen, "ab")
def test_ascii_replace(self):
ctypes.set_conversion_mode("ascii", "replace")
self.failUnlessEqual(wcslen(u"abc"), 3)
self.failUnlessEqual(wcslen(u"ab\u2070"), 3)
self.failUnlessEqual(wcslen("abc"), 3)
self.failUnlessEqual(wcslen("ab"), 3)
def test_ascii_ignore(self):
ctypes.set_conversion_mode("ascii", "ignore")
self.failUnlessEqual(wcslen(u"abc"), 3)
self.failUnlessEqual(wcslen(u"ab\u2070"), 3)
# ignore error mode skips non-ascii characters
self.failUnlessEqual(wcslen("abc"), 3)
self.failUnlessEqual(wcslen(""), 0)
def test_latin1_strict(self):
ctypes.set_conversion_mode("latin-1", "strict")
self.failUnlessEqual(wcslen(u"abc"), 3)
self.failUnlessEqual(wcslen(u"ab\u2070"), 3)
self.failUnlessEqual(wcslen("abc"), 3)
self.failUnlessEqual(wcslen(""), 4)
def test_buffers(self):
ctypes.set_conversion_mode("ascii", "strict")
buf = ctypes.create_unicode_buffer("abc")
self.failUnlessEqual(len(buf), 3+1)
ctypes.set_conversion_mode("ascii", "replace")
buf = ctypes.create_unicode_buffer("ab")
self.failUnlessEqual(buf[:], u"ab\uFFFD\uFFFD\uFFFD\0")
ctypes.set_conversion_mode("ascii", "ignore")
buf = ctypes.create_unicode_buffer("ab")
# is that correct? not sure. But with 'ignore', you get what you pay for..
self.failUnlessEqual(buf[:], u"ab\0\0\0\0")
import _ctypes_test
func = ctypes.CDLL(_ctypes_test.__file__)._testfunc_p_p
class StringTestCase(UnicodeTestCase):
def setUp(self):
self.prev_conv_mode = ctypes.set_conversion_mode("ascii", "strict")
func.argtypes = [ctypes.c_char_p]
func.restype = ctypes.c_char_p
def tearDown(self):
ctypes.set_conversion_mode(*self.prev_conv_mode)
func.argtypes = None
func.restype = ctypes.c_int
def test_ascii_replace(self):
ctypes.set_conversion_mode("ascii", "strict")
self.failUnlessEqual(func("abc"), "abc")
self.failUnlessEqual(func(u"abc"), "abc")
self.assertRaises(ctypes.ArgumentError, func, u"ab")
def test_ascii_ignore(self):
ctypes.set_conversion_mode("ascii", "ignore")
self.failUnlessEqual(func("abc"), "abc")
self.failUnlessEqual(func(u"abc"), "abc")
self.failUnlessEqual(func(u""), "")
def test_ascii_replace(self):
ctypes.set_conversion_mode("ascii", "replace")
self.failUnlessEqual(func("abc"), "abc")
self.failUnlessEqual(func(u"abc"), "abc")
self.failUnlessEqual(func(u""), "????")
def test_buffers(self):
ctypes.set_conversion_mode("ascii", "strict")
buf = ctypes.create_string_buffer(u"abc")
self.failUnlessEqual(len(buf), 3+1)
ctypes.set_conversion_mode("ascii", "replace")
buf = ctypes.create_string_buffer(u"ab")
self.failUnlessEqual(buf[:], "ab???\0")
ctypes.set_conversion_mode("ascii", "ignore")
buf = ctypes.create_string_buffer(u"ab")
# is that correct? not sure. But with 'ignore', you get what you pay for..
self.failUnlessEqual(buf[:], "ab\0\0\0\0")
if __name__ == '__main__':
unittest.main()
|
