engineObj.activePrimaryShards = response.getActivePrimaryShards();
            engineObj.activeShards = response.getActiveShards();
            engineObj.activeShardsPercent = response.getActiveShardsPercent();
            engineObj.relocatingShards = response.getRelocatingShards();
            engineObj.initializingShards = response.getInitializingShards();

            }

            @Override
            public int getNumberOfInFlightFetch() {
                return 0;
            }

            @Override
            public double getActiveShardsPercent() {
                return 100.0;
            }
        };
    }

    // Helper method to create test FessConfig
    private FessConfig createTestFessConfig() {
        return new TestFessConfig();