def test_escrita_campo_num_int(self):
        # aceitar somente inteiros (int e long)
        with self.assertRaises(errors.TipoError):
            self.header_arquivo.controle_banco = 10.0
        with self.assertRaises(errors.TipoError):
            self.header_arquivo.controle_banco = ''

        # verifica se o numero de digitos esta sendo verificado
        with self.assertRaises(errors.NumDigitosExcedidoError):
            self.header_arquivo.controle_banco = 12345678234567890234567890
        with self.assertRaises(errors.NumDigitosExcedidoError):
            self.header_arquivo.controle_banco = 1234

        # verifica valor armazenado
        self.header_arquivo.controle_banco = 5
        self.assertEqual(self.header_arquivo.controle_banco, 5)
def draw(self, context):
        layout = self.layout

        layout.template_header()

        userpref = context.user_preferences

        layout.operator_context = 'EXEC_AREA'
        layout.operator("wm.save_userpref")

        layout.operator_context = 'INVOKE_DEFAULT'

        if userpref.active_section == 'INPUT':
            layout.operator("wm.keyconfig_import")
            layout.operator("wm.keyconfig_export")
        elif userpref.active_section == 'ADDONS':
            layout.operator("wm.addon_install", icon='FILESEL')
            layout.operator("wm.addon_refresh", icon='FILE_REFRESH')
            layout.menu("USERPREF_MT_addons_online_resources")
        elif userpref.active_section == 'THEMES':
            layout.operator("ui.reset_default_theme")
            layout.operator("wm.theme_install")