@Override
    public Set<RxBleDevice> getConnectedPeripherals() {
        return connectedPeripherals;
    }
Create the  {@link List} of {@link BluetoothGattDescriptor} using the configured values.
mockrxandroidble/src/main/java/com/polidea/rxandroidble2/mockrxandroidble/RxBleClientMock.java