private Thread thumbnailQueueThread;

    protected int thumbnailPathCacheSize = 10;

    protected String imageExtention = "png";

    protected int splitSize = 10;

    protected int thumbnailTaskQueueSize = 10000;

    protected int thumbnailTaskBulkSize = 100;

    protected long thumbnailTaskQueueTimeout = 10 * 1000L;

    protected long noImageExpired = 24 * 60 * 60 * 1000L; // 24 hours

    private static final String KEY_PROPERTY = "";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {
        return LIST_ENDPOINT_SUFFIX;
    }

    protected Object realCall() throws InterruptedException {
      delay(SMALL_DELAY_MS);
      return Boolean.TRUE;
    }
  }

  public class MediumRunnable extends CheckedRunnable {
    @Override
    protected void realRun() throws Throwable {
      delay(MEDIUM_DELAY_MS);
    }
  }

  public class MediumInterruptedRunnable extends CheckedInterruptedRunnable {
    @Override

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        public void doColumn(String name) {

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {
        return LIST_ENDPOINT_SUFFIX;
    }

    private static final String KEY_PROPERTY = "";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {
        return LIST_ENDPOINT_SUFFIX;
    }

    private static final String KEY_PROPERTY = "";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {
        return KEY_PROPERTY;
    }

    @Override
    protected String getListEndpointSuffix() {
        return LIST_ENDPOINT_SUFFIX;
    }

    suite.addTest(testsForVector());
    return suite;
  }

  protected Collection<Method> suppressForEmptyList() {
    return emptySet();
  }

  protected Collection<Method> suppressForSingletonList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArraysAsList() {
    return emptySet();
  }

  protected Collection<Method> suppressForArrayList() {
    return emptySet();
  }