'use strict'; const test_desc = 'disconnect() called before FUNCTION_NAME. ' + 'Reject with NetworkError.'; const expected = new DOMException( 'GATT Server is disconnected. Cannot retrieve services. (Re)connect ' + 'first with `device.gatt.connect`.', 'NetworkError'); let device; bluetooth_test(() => getConnectedHealthThermometerDevice({ filters: [{services: ['health_thermometer']}], optionalServices: ['generic_access'] }) .then(_ => ({device} = _)) .then(() => device.gatt.disconnect()) .then(() => assert_promise_rejects_with_message( device.gatt.CALLS([ getPrimaryService('health_thermometer')| getPrimaryServices()| getPrimaryServices('health_thermometer')[UUID]]), expected)), test_desc);