@Override
    public void removeBinding(DeviceId deviceId) {
        deviceToPipeconf.remove(deviceId);
    }
@Test
    public void clearDeviceToPipeconfBinding() throws Exception {
        clear();
        createOrUpdatePipeconfToDeviceBinding();
        store.removeBinding(DEVICE_ID);
        assertFalse("Unexpected DeviceId in the map", store.deviceToPipeconf.containsKey(DEVICE_ID));
        assertTrue("No value should be in the map", store.pipeconfToDevices.get(PIPECONF_ID).isEmpty());
    }