@Override
    public void createOrUpdateBinding(DeviceId deviceId, PiPipeconfId pipeconfId) {
        deviceToPipeconf.put(deviceId, pipeconfId);
    }
@Test
    public void createOrUpdatePipeconfToDeviceBinding() {
        store.createOrUpdateBinding(DEVICE_ID, PIPECONF_ID);
        assertTrue("Value should be in the map",
                   store.deviceToPipeconf.containsKey(DEVICE_ID));
        assertEquals("Value should be in the map",
                     PIPECONF_ID, store.deviceToPipeconf.get(DEVICE_ID).value());
        assertTrue("Value should be in the map",
                   store.pipeconfToDevices.containsKey(PIPECONF_ID));
        assertTrue("Value should be in the map",
                   store.pipeconfToDevices.get(PIPECONF_ID).contains(DEVICE_ID));
    }