def test_leitura_campo_num_decimal(self):
        self.assertEqual(self.seg_p.valor_titulo, Decimal('100.00'))
def test_struct_alignment(self):
        class X(Structure):
            _fields_ = [("x", c_char * 3)]
        self.assertEqual(alignment(X), calcsize("s"))
        self.assertEqual(sizeof(X), calcsize("3s"))

        class Y(Structure):
            _fields_ = [("x", c_char * 3),
                        ("y", c_int)]
        self.assertEqual(alignment(Y), calcsize("i"))
        self.assertEqual(sizeof(Y), calcsize("3si"))

        class SI(Structure):
            _fields_ = [("a", X),
                        ("b", Y)]
        self.assertEqual(alignment(SI), max(alignment(Y), alignment(X)))
        self.assertEqual(sizeof(SI), calcsize("3s0i 3si 0i"))

        class IS(Structure):
            _fields_ = [("b", Y),
                        ("a", X)]

        self.assertEqual(alignment(SI), max(alignment(X), alignment(Y)))
        self.assertEqual(sizeof(IS), calcsize("3si 3s 0i"))

        class XX(Structure):
            _fields_ = [("a", X),
                        ("b", X)]
        self.assertEqual(alignment(XX), alignment(X))
        self.assertEqual(sizeof(XX), calcsize("3s 3s 0s"))