def test_necessario(self):
        self.assertTrue(self.seg_p)

        seg_p2 = itau.registros.SegmentoP()
        self.assertFalse(seg_p2.necessario())

        seg_p2.controle_banco = 33
        self.assertFalse(seg_p2.necessario())

        seg_p2.vencimento_titulo = 10102012
        self.assertTrue(seg_p2.necessario())
def getProvides(self):
		"""Fetch a spec file from pkgdb and get provides from all its [sub]packages"""
		if self.sp_obj == None:
			return {}

		return self.sp_obj.getProvides()