@Test
public void buildSetParameterDataGprsModeOnDevice() throws ProtocolAdapterException {

    // SETUP
    when(this.configurationToSet.getGprsOperationMode()).thenReturn(null);
    when(this.configurationOnDevice.getGprsOperationMode()).thenReturn(GPRS_OPERATION_MODE);
    // CALL
    final DataObject result = this.instance.buildSetParameterData(this.configurationToSet,
            this.configurationOnDevice);
    // VERIFY
    final List<DataObject> elements = result.getValue();
    final int value = elements.get(0).getValue();
    assertThat(value).isEqualTo(GPRS_OPERATION_MODE.getNumber());
}