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67 lines
1.9 KiB
67 lines
1.9 KiB
"""Test where byte objects are accepted"""
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import unittest
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import sys
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from ctypes import *
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class BytesTest(unittest.TestCase):
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def test_c_char(self):
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x = c_char(b"x")
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self.assertRaises(TypeError, c_char, "x")
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x.value = b"y"
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with self.assertRaises(TypeError):
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x.value = "y"
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c_char.from_param(b"x")
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self.assertRaises(TypeError, c_char.from_param, "x")
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self.assertIn('xbd', repr(c_char.from_param(b"\xbd")))
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(c_char * 3)(b"a", b"b", b"c")
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self.assertRaises(TypeError, c_char * 3, "a", "b", "c")
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def test_c_wchar(self):
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x = c_wchar("x")
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self.assertRaises(TypeError, c_wchar, b"x")
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x.value = "y"
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with self.assertRaises(TypeError):
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x.value = b"y"
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c_wchar.from_param("x")
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self.assertRaises(TypeError, c_wchar.from_param, b"x")
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(c_wchar * 3)("a", "b", "c")
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self.assertRaises(TypeError, c_wchar * 3, b"a", b"b", b"c")
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def test_c_char_p(self):
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c_char_p(b"foo bar")
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self.assertRaises(TypeError, c_char_p, "foo bar")
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def test_c_wchar_p(self):
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c_wchar_p("foo bar")
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self.assertRaises(TypeError, c_wchar_p, b"foo bar")
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def test_struct(self):
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class X(Structure):
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_fields_ = [("a", c_char * 3)]
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x = X(b"abc")
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self.assertRaises(TypeError, X, "abc")
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self.assertEqual(x.a, b"abc")
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self.assertEqual(type(x.a), bytes)
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def test_struct_W(self):
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class X(Structure):
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_fields_ = [("a", c_wchar * 3)]
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x = X("abc")
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self.assertRaises(TypeError, X, b"abc")
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self.assertEqual(x.a, "abc")
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self.assertEqual(type(x.a), str)
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@unittest.skipUnless(sys.platform == "win32", 'Windows-specific test')
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def test_BSTR(self):
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from _ctypes import _SimpleCData
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class BSTR(_SimpleCData):
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_type_ = "X"
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BSTR("abc")
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if __name__ == '__main__':
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unittest.main()
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