Repository navigation
Expand file tree
/
Copy pathtest_win32.py
More file actions
136 lines (114 loc) · 4.91 KB
/
Copy pathtest_win32.py
File metadata and controls
136 lines (114 loc) · 4.91 KB
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
# Windows specific tests
from ctypes import *
import unittest, sys
from test import support
import _ctypes_test
@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
class FunctionCallTestCase(unittest.TestCase):
@unittest.skipUnless('MSC' in sys.version, "SEH only supported by MSC")
@unittest.skipIf(sys.executable.lower().endswith('_d.exe'),
"SEH not enabled in debug builds")
def test_SEH(self):
# Disable faulthandler to prevent logging the warning:
# "Windows fatal exception: access violation"
with support.disable_faulthandler():
# Call functions with invalid arguments, and make sure
# that access violations are trapped and raise an
# exception.
self.assertRaises(OSError, windll.kernel32.GetModuleHandleA, 32)
def test_noargs(self):
# This is a special case on win32 x64
windll.user32.GetDesktopWindow()
@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
class ReturnStructSizesTestCase(unittest.TestCase):
def test_sizes(self):
dll = CDLL(_ctypes_test.__file__)
for i in range(1, 11):
fields = [ (f"f{f}", c_char) for f in range(1, i + 1)]
class S(Structure):
_fields_ = fields
f = getattr(dll, f"TestSize{i}")
f.restype = S
res = f()
for i, f in enumerate(fields):
value = getattr(res, f[0])
expected = bytes([ord('a') + i])
self.assertEqual(value, expected)
@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
class TestWintypes(unittest.TestCase):
def test_HWND(self):
from ctypes import wintypes
self.assertEqual(sizeof(wintypes.HWND), sizeof(c_void_p))
def test_PARAM(self):
from ctypes import wintypes
self.assertEqual(sizeof(wintypes.WPARAM),
sizeof(c_void_p))
self.assertEqual(sizeof(wintypes.LPARAM),
sizeof(c_void_p))
def test_COMError(self):
from _ctypes import COMError
if support.HAVE_DOCSTRINGS:
self.assertEqual(COMError.__doc__,
"Raised when a COM method call failed.")
ex = COMError(-1, "text", ("details",))
self.assertEqual(ex.hresult, -1)
self.assertEqual(ex.text, "text")
self.assertEqual(ex.details, ("details",))
@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
class TestWinError(unittest.TestCase):
def test_winerror(self):
# see Issue 16169
import errno
ERROR_INVALID_PARAMETER = 87
msg = FormatError(ERROR_INVALID_PARAMETER).strip()
args = (errno.EINVAL, msg, None, ERROR_INVALID_PARAMETER)
e = WinError(ERROR_INVALID_PARAMETER)
self.assertEqual(e.args, args)
self.assertEqual(e.errno, errno.EINVAL)
self.assertEqual(e.winerror, ERROR_INVALID_PARAMETER)
windll.kernel32.SetLastError(ERROR_INVALID_PARAMETER)
try:
raise WinError()
except OSError as exc:
e = exc
self.assertEqual(e.args, args)
self.assertEqual(e.errno, errno.EINVAL)
self.assertEqual(e.winerror, ERROR_INVALID_PARAMETER)
class Structures(unittest.TestCase):
def test_struct_by_value(self):
class POINT(Structure):
_fields_ = [("x", c_long),
("y", c_long)]
class RECT(Structure):
_fields_ = [("left", c_long),
("top", c_long),
("right", c_long),
("bottom", c_long)]
dll = CDLL(_ctypes_test.__file__)
pt = POINT(15, 25)
left = c_long.in_dll(dll, 'left')
top = c_long.in_dll(dll, 'top')
right = c_long.in_dll(dll, 'right')
bottom = c_long.in_dll(dll, 'bottom')
rect = RECT(left, top, right, bottom)
PointInRect = dll.PointInRect
PointInRect.argtypes = [POINTER(RECT), POINT]
self.assertEqual(1, PointInRect(byref(rect), pt))
ReturnRect = dll.ReturnRect
ReturnRect.argtypes = [c_int, RECT, POINTER(RECT), POINT, RECT,
POINTER(RECT), POINT, RECT]
ReturnRect.restype = RECT
for i in range(4):
ret = ReturnRect(i, rect, pointer(rect), pt, rect,
byref(rect), pt, rect)
# the c function will check and modify ret if something is
# passed in improperly
self.assertEqual(ret.left, left.value)
self.assertEqual(ret.right, right.value)
self.assertEqual(ret.top, top.value)
self.assertEqual(ret.bottom, bottom.value)
# to not leak references, we must clean _pointer_type_cache
from ctypes import _pointer_type_cache
del _pointer_type_cache[RECT]
if __name__ == '__main__':
unittest.main()