garbage-collection-ran-during-error.js

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'use strict';

const test_desc = 'Garbage Collection ran during FUNCTION_NAME ' +

    'call that fails. Should not crash';

const expected = new DOMException(

    'GATT Server is disconnected. Cannot retrieve characteristics. ' +

    '(Re)connect first with `device.gatt.connect`.',

    'NetworkError');

let promise;

bluetooth_test(() => getHealthThermometerService()

    .then(({service}) => {

      promise = assert_promise_rejects_with_message(

          service.CALLS([

            getCharacteristic('measurement_interval')|

            getCharacteristics()|

            getCharacteristics('measurement_interval')[UUID]

          ]), expected);

      // Disconnect called to clear attributeInstanceMap and allow the object to

      // get garbage collected.

      service.device.gatt.disconnect();

})

    .then(garbageCollect)

    .then(() => promise),

    test_desc);