from ctypes import * import unittest subclasses = [] for base in [c_byte, c_short, c_int, c_long, c_longlong, c_ubyte, c_ushort, c_uint, c_ulong, c_ulonglong, c_float, c_double, c_longdouble, c_bool]: class X(base): pass subclasses.append(X) class X(c_char): pass # This test checks if the __repr__ is correct for subclasses of simple types class ReprTest(unittest.TestCase): def test_numbers(self): for typ in subclasses: base = typ.__bases__[0] self.assertTrue(repr(base(42)).startswith(base.__name__)) self.assertEqual("