def test_escrita_campo_num_decimal(self):
        # aceitar somente tipo Decimal
        with self.assertRaises(errors.TipoError):
            self.seg_p.valor_titulo = 10.0
        with self.assertRaises(errors.TipoError):
            self.seg_p.valor_titulo = ''

        # Testa se as casas decimais estao sendo verificadas
        with self.assertRaises(errors.NumDecimaisError):
            self.seg_p.valor_titulo = Decimal('100.2')
        with self.assertRaises(errors.NumDecimaisError):
            self.seg_p.valor_titulo = Decimal('1001')
        with self.assertRaises(errors.NumDecimaisError):
            self.seg_p.valor_titulo = Decimal('1.000')

        # verifica se o numero de digitos esta sendo verificado
        with self.assertRaises(errors.NumDigitosExcedidoError):
            self.seg_p.valor_titulo = Decimal('10000000008100.21')

        # armazemamento correto de um decimal
        self.seg_p.valor_titulo = Decimal('2.13')
        self.assertEqual(self.seg_p.valor_titulo, Decimal('2.13'))
def _rootsanddirs(kindpats):
    """Returns roots and exact directories from patterns.

    roots are directories to match recursively, whereas exact directories should
    be matched non-recursively. The returned (roots, dirs) tuple will also
    include directories that need to be implicitly considered as either, such as
    parent directories.

    >>> _rootsanddirs(
    ...     [(b'glob', b'g/h/*', b''), (b'glob', b'g/h', b''),
    ...      (b'glob', b'g*', b'')])
    (['g/h', 'g/h', ''], ['', 'g'])
    >>> _rootsanddirs(
    ...     [(b'rootfilesin', b'g/h', b''), (b'rootfilesin', b'', b'')])
    ([], ['g/h', '', '', 'g'])
    >>> _rootsanddirs(
    ...     [(b'relpath', b'r', b''), (b'path', b'p/p', b''),
    ...      (b'path', b'', b'')])
    (['r', 'p/p', ''], ['', 'p'])
    >>> _rootsanddirs(
    ...     [(b'relglob', b'rg*', b''), (b're', b're/', b''),
    ...      (b'relre', b'rr', b'')])
    (['', '', ''], [''])
    """
    r, d = _patternrootsanddirs(kindpats)

    # Append the parents as non-recursive/exact directories, since they must be
    # scanned to get to either the roots or the other exact directories.
    d.extend(sorted(util.dirs(d)))
    d.extend(sorted(util.dirs(r)))

    return r, d