def test_leitura_campo_num_decimal(self):
        self.assertEqual(self.seg_p.valor_titulo, Decimal('100.00'))
def test_base_class_populate_old_value_of_change_raises_error(self):
        with self.assertRaisesRegex(
            NotImplementedError,
            'Subclasses of BaseSuggestion should implement'
            ' populate_old_value_of_change.'):
            self.base_suggestion.populate_old_value_of_change()