| # A lot of failures in these tests on Mac OS X. |
| # Byte order related? |
| |
| import unittest |
| from ctypes import * |
| |
| import _ctypes_test |
| |
| class CFunctions(unittest.TestCase): |
| _dll = CDLL(_ctypes_test.__file__) |
| |
| def S(self): |
| return c_longlong.in_dll(self._dll, "last_tf_arg_s").value |
| def U(self): |
| return c_ulonglong.in_dll(self._dll, "last_tf_arg_u").value |
| |
| def test_byte(self): |
| self._dll.tf_b.restype = c_byte |
| self._dll.tf_b.argtypes = (c_byte,) |
| self.assertEqual(self._dll.tf_b(-126), -42) |
| self.assertEqual(self.S(), -126) |
| |
| def test_byte_plus(self): |
| self._dll.tf_bb.restype = c_byte |
| self._dll.tf_bb.argtypes = (c_byte, c_byte) |
| self.assertEqual(self._dll.tf_bb(0, -126), -42) |
| self.assertEqual(self.S(), -126) |
| |
| def test_ubyte(self): |
| self._dll.tf_B.restype = c_ubyte |
| self._dll.tf_B.argtypes = (c_ubyte,) |
| self.assertEqual(self._dll.tf_B(255), 85) |
| self.assertEqual(self.U(), 255) |
| |
| def test_ubyte_plus(self): |
| self._dll.tf_bB.restype = c_ubyte |
| self._dll.tf_bB.argtypes = (c_byte, c_ubyte) |
| self.assertEqual(self._dll.tf_bB(0, 255), 85) |
| self.assertEqual(self.U(), 255) |
| |
| def test_short(self): |
| self._dll.tf_h.restype = c_short |
| self._dll.tf_h.argtypes = (c_short,) |
| self.assertEqual(self._dll.tf_h(-32766), -10922) |
| self.assertEqual(self.S(), -32766) |
| |
| def test_short_plus(self): |
| self._dll.tf_bh.restype = c_short |
| self._dll.tf_bh.argtypes = (c_byte, c_short) |
| self.assertEqual(self._dll.tf_bh(0, -32766), -10922) |
| self.assertEqual(self.S(), -32766) |
| |
| def test_ushort(self): |
| self._dll.tf_H.restype = c_ushort |
| self._dll.tf_H.argtypes = (c_ushort,) |
| self.assertEqual(self._dll.tf_H(65535), 21845) |
| self.assertEqual(self.U(), 65535) |
| |
| def test_ushort_plus(self): |
| self._dll.tf_bH.restype = c_ushort |
| self._dll.tf_bH.argtypes = (c_byte, c_ushort) |
| self.assertEqual(self._dll.tf_bH(0, 65535), 21845) |
| self.assertEqual(self.U(), 65535) |
| |
| def test_int(self): |
| self._dll.tf_i.restype = c_int |
| self._dll.tf_i.argtypes = (c_int,) |
| self.assertEqual(self._dll.tf_i(-2147483646), -715827882) |
| self.assertEqual(self.S(), -2147483646) |
| |
| def test_int_plus(self): |
| self._dll.tf_bi.restype = c_int |
| self._dll.tf_bi.argtypes = (c_byte, c_int) |
| self.assertEqual(self._dll.tf_bi(0, -2147483646), -715827882) |
| self.assertEqual(self.S(), -2147483646) |
| |
| def test_uint(self): |
| self._dll.tf_I.restype = c_uint |
| self._dll.tf_I.argtypes = (c_uint,) |
| self.assertEqual(self._dll.tf_I(4294967295), 1431655765) |
| self.assertEqual(self.U(), 4294967295) |
| |
| def test_uint_plus(self): |
| self._dll.tf_bI.restype = c_uint |
| self._dll.tf_bI.argtypes = (c_byte, c_uint) |
| self.assertEqual(self._dll.tf_bI(0, 4294967295), 1431655765) |
| self.assertEqual(self.U(), 4294967295) |
| |
| def test_long(self): |
| self._dll.tf_l.restype = c_long |
| self._dll.tf_l.argtypes = (c_long,) |
| self.assertEqual(self._dll.tf_l(-2147483646), -715827882) |
| self.assertEqual(self.S(), -2147483646) |
| |
| def test_long_plus(self): |
| self._dll.tf_bl.restype = c_long |
| self._dll.tf_bl.argtypes = (c_byte, c_long) |
| self.assertEqual(self._dll.tf_bl(0, -2147483646), -715827882) |
| self.assertEqual(self.S(), -2147483646) |
| |
| def test_ulong(self): |
| self._dll.tf_L.restype = c_ulong |
| self._dll.tf_L.argtypes = (c_ulong,) |
| self.assertEqual(self._dll.tf_L(4294967295), 1431655765) |
| self.assertEqual(self.U(), 4294967295) |
| |
| def test_ulong_plus(self): |
| self._dll.tf_bL.restype = c_ulong |
| self._dll.tf_bL.argtypes = (c_char, c_ulong) |
| self.assertEqual(self._dll.tf_bL(' ', 4294967295), 1431655765) |
| self.assertEqual(self.U(), 4294967295) |
| |
| def test_longlong(self): |
| self._dll.tf_q.restype = c_longlong |
| self._dll.tf_q.argtypes = (c_longlong, ) |
| self.assertEqual(self._dll.tf_q(-9223372036854775806), -3074457345618258602) |
| self.assertEqual(self.S(), -9223372036854775806) |
| |
| def test_longlong_plus(self): |
| self._dll.tf_bq.restype = c_longlong |
| self._dll.tf_bq.argtypes = (c_byte, c_longlong) |
| self.assertEqual(self._dll.tf_bq(0, -9223372036854775806), -3074457345618258602) |
| self.assertEqual(self.S(), -9223372036854775806) |
| |
| def test_ulonglong(self): |
| self._dll.tf_Q.restype = c_ulonglong |
| self._dll.tf_Q.argtypes = (c_ulonglong, ) |
| self.assertEqual(self._dll.tf_Q(18446744073709551615), 6148914691236517205) |
| self.assertEqual(self.U(), 18446744073709551615) |
| |
| def test_ulonglong_plus(self): |
| self._dll.tf_bQ.restype = c_ulonglong |
| self._dll.tf_bQ.argtypes = (c_byte, c_ulonglong) |
| self.assertEqual(self._dll.tf_bQ(0, 18446744073709551615), 6148914691236517205) |
| self.assertEqual(self.U(), 18446744073709551615) |
| |
| def test_float(self): |
| self._dll.tf_f.restype = c_float |
| self._dll.tf_f.argtypes = (c_float,) |
| self.assertEqual(self._dll.tf_f(-42.), -14.) |
| self.assertEqual(self.S(), -42) |
| |
| def test_float_plus(self): |
| self._dll.tf_bf.restype = c_float |
| self._dll.tf_bf.argtypes = (c_byte, c_float) |
| self.assertEqual(self._dll.tf_bf(0, -42.), -14.) |
| self.assertEqual(self.S(), -42) |
| |
| def test_double(self): |
| self._dll.tf_d.restype = c_double |
| self._dll.tf_d.argtypes = (c_double,) |
| self.assertEqual(self._dll.tf_d(42.), 14.) |
| self.assertEqual(self.S(), 42) |
| |
| def test_double_plus(self): |
| self._dll.tf_bd.restype = c_double |
| self._dll.tf_bd.argtypes = (c_byte, c_double) |
| self.assertEqual(self._dll.tf_bd(0, 42.), 14.) |
| self.assertEqual(self.S(), 42) |
| |
| def test_longdouble(self): |
| self._dll.tf_D.restype = c_longdouble |
| self._dll.tf_D.argtypes = (c_longdouble,) |
| self.assertEqual(self._dll.tf_D(42.), 14.) |
| self.assertEqual(self.S(), 42) |
| |
| def test_longdouble_plus(self): |
| self._dll.tf_bD.restype = c_longdouble |
| self._dll.tf_bD.argtypes = (c_byte, c_longdouble) |
| self.assertEqual(self._dll.tf_bD(0, 42.), 14.) |
| self.assertEqual(self.S(), 42) |
| |
| def test_callwithresult(self): |
| def process_result(result): |
| return result * 2 |
| self._dll.tf_i.restype = process_result |
| self._dll.tf_i.argtypes = (c_int,) |
| self.assertEqual(self._dll.tf_i(42), 28) |
| self.assertEqual(self.S(), 42) |
| self.assertEqual(self._dll.tf_i(-42), -28) |
| self.assertEqual(self.S(), -42) |
| |
| def test_void(self): |
| self._dll.tv_i.restype = None |
| self._dll.tv_i.argtypes = (c_int,) |
| self.assertEqual(self._dll.tv_i(42), None) |
| self.assertEqual(self.S(), 42) |
| self.assertEqual(self._dll.tv_i(-42), None) |
| self.assertEqual(self.S(), -42) |
| |
| # The following repeates the above tests with stdcall functions (where |
| # they are available) |
| try: |
| WinDLL |
| except NameError: |
| pass |
| else: |
| class stdcall_dll(WinDLL): |
| def __getattr__(self, name): |
| if name[:2] == '__' and name[-2:] == '__': |
| raise AttributeError(name) |
| func = self._FuncPtr(("s_" + name, self)) |
| setattr(self, name, func) |
| return func |
| |
| class stdcallCFunctions(CFunctions): |
| _dll = stdcall_dll(_ctypes_test.__file__) |
| pass |
| |
| if __name__ == '__main__': |
| unittest.main() |
