| 'use strict'; |
| const test_desc = 'disconnect() and connect() called during ' + |
| 'FUNCTION_NAME. Reject with NetworkError.'; |
| const expected = new DOMException( |
| 'GATT Server is disconnected. Cannot retrieve characteristics. ' + |
| '(Re)connect first with `device.gatt.connect`.', |
| 'NetworkError'); |
| let device; |
| |
| bluetooth_test(() => getHealthThermometerDeviceWithServicesDiscovered({ |
| filters: [{services: [health_thermometer.name]}], |
| }) |
| .then(_ => ({device} = _)) |
| .then(() => device.gatt.getPrimaryService(health_thermometer.name)) |
| .then(service => Promise.all([ |
| // 1. Make a call to service.FUNCTION_NAME, while the service is still |
| // valid. |
| assert_promise_rejects_with_message(service.CALLS([ |
| getCharacteristic(measurement_interval.name)| |
| getCharacteristics()| |
| getCharacteristics(measurement_interval.name)[UUID] |
| ]), expected), |
| |
| // 2. disconnect() and connect before the initial call completes. |
| // This is accomplished by making the calls without waiting for the |
| // earlier promises to resolve. |
| // connect() guarantees on OS-level connection, but disconnect() |
| // only disconnects the current instance. |
| // getHealthThermometerDeviceWithServicesDiscovered holds another |
| // connection in an iframe, so disconnect() and connect() are certain to |
| // reconnect. However, disconnect() will invalidate the service object so |
| // the subsequent calls made to it will fail, even after reconnecting. |
| device.gatt.disconnect(), |
| device.gatt.connect() |
| ])), |
| test_desc); |