@Before
  public void setUp() throws Exception {

    pluginId = UUID.randomUUID();
    actorPublicKey = UUID.randomUUID().toString();
    extraUserActorPluginRoot = new ExtraUserActorPluginRoot();
    extraUserActorPluginRoot.setErrorManager(mockErrorManager);
    extraUserActorPluginRoot.setLogManager(mocklogManager);
    extraUserActorPluginRoot.setPluginFileSystem(mockPluginFileSystem);
    extraUserActorPluginRoot.setPluginDatabaseSystem(mockPluginDatabaseSystem);
    extraUserActorPluginRoot.setId(pluginId);

    setUpMockitoRules();

    extraUserActorPluginRoot.start();
  }
  @Test
  public void getActorByPublicKeyTest_GetOk_ThrowsCantGetExtraUserException() throws Exception {

    Actor actor = extraUserActorPluginRoot.getActorByPublicKey(actorPublicKey);
    Assertions.assertThat(actor).isNotNull();
  }