public PingResponse ping() {
                PingResponse response = new PingResponse(createMockHealthResponse("test-cluster", ClusterHealthStatus.RED)) {
                    @Override
                    public int getStatus() {
                        // RED status should return non-zero status
                        return 2;
                    }
                };
                return response;
            }
        };

    }

    private static class TestHttpServletResponse implements HttpServletResponse {
        private int status = 0;

        @Override
        public void setStatus(int sc) {
            this.status = sc;
        }

        public int getStatus() {
            return status;
        }

        @Override
        public java.util.Collection<String> getHeaderNames() {

        private final PrintWriter writer = new PrintWriter(stringWriter);

        @Override
        public void setStatus(int sc) {
            this.status = sc;
        }

        @Override
        public int getStatus() {
            return status;
        }

        public int getSendErrorCode() {
            return sendErrorCode;
        }

        manager.process(request, response, chain);
        assertEquals(404, response.getStatus());

        // Test with different status code
        manager = new StatusCodeWebApiManager(201);
        response = new TestHttpServletResponse();
        manager.process(request, response, chain);
        assertEquals(201, response.getStatus());
    }

    @Test

            @Override
            public void addIntHeader(String name, int value) {
            }

            @Override
            public void setStatus(int sc) {
            }

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

            @Override
            public String getHeader(String name) {
                return null;

            @Override
            public void addIntHeader(String name, int value) {
            }

            @Override
            public void setStatus(int sc) {
            }

            @Override
            public int getStatus() {
                return 200;
            }

            @Override
            public String getHeader(String name) {

            return "http://test.example.com";
        }

        @Override
        public String getParentUrl() {
            return null;
        }

        @Override
        public Integer getStatus() {
            return 200;
        }

        @Override
        public Integer getHttpStatusCode() {
            return 200;
        }

        @Override
        public String getMethod() {

     *
     * @return the cluster health status name
     */
    public String getStatus() {
        return admin().cluster()
                .prepareHealth()
                .execute()
                .actionGet(ComponentUtil.getFessConfig().getIndexHealthTimeout())
                .getStatus()
                .name();
    }

    /**
     * Sets the OpenSearch runner for embedded mode.

        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        try {
            final PingResponse pingResponse = searchEngineClient.ping();
            writeJsonResponse(pingResponse.getStatus() == 0 ? HttpServletResponse.SC_OK : HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                    "\"data\":" + pingResponse.getMessage());
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {

    } catch (FileNotFoundException e) {
      return new MockResponse()
          .setStatus("HTTP/1.1 404")
          .addHeader("content-type: text/plain; charset=utf-8")
          .setBody("NOT FOUND: " + path);
    } catch (IOException e) {
      return new MockResponse()
          .setStatus("HTTP/1.1 500")
          .addHeader("content-type: text/plain; charset=utf-8")
          .setBody("SERVER ERROR: " + e);