String template = "${greeting} ${name}, you are ${age} years old";
        Map<String, Object> paramMap = new HashMap<>();
        paramMap.put("greeting", "Hello");
        paramMap.put("name", "Alice");
        paramMap.put("age", 25);

        Object result = scriptEngine.evaluate(template, paramMap);
        assertEquals("Hello Alice, you are 25 years old", result);
    }

    public void test_store_withValidData() {
        // Prepare test data
        DataStoreParams paramMap = new DataStoreParams();
        Map<String, Object> dataMap = new HashMap<>();
        dataMap.put("url", "http://example.com/test");
        dataMap.put("title", "Test Document");

        // Execute
        indexUpdateCallback.store(paramMap, dataMap);

        // Verify

        scriptEngineFactory.add("modifyEngine", new ScriptEngine() {
            @Override
            public Object evaluate(String template, Map<String, Object> paramMap) {
                // Try to add new param
                paramMap.put("newKey", "newValue");
                return paramMap.size();
            }
        });

        // Execute first time
        Object result1 = scriptExecutor.execute("modifyEngine", "script1");

    // ExecutorService executorService = Executors.newFixedThreadPool(1);
    //
    // // HttpClient Parameters
    // Map<String, Object> paramMap = new HashMap<String, Object>();
    // httpClient.setInitParameterMap(paramMap);
    //
    // DigestScheme digestScheme = new DigestScheme();
    // List<Authentication> basicAuthList = new ArrayList<Authentication>();

        assertTrue(map.isEmpty());
    }

    // Test getDataMap with ParamMap
    public void test_getDataMapWithParamMap() {
        Map<String, Object> innerMap = new HashMap<>();
        innerMap.put("key1", "value1");
        ParamMap<String, Object> paramMap = new ParamMap<>(innerMap);

        Map<String, Object> result = DataStoreParams.getDataMap(paramMap);
        assertSame(innerMap, result);
    }

            private final AtomicLong execTime = new AtomicLong(0);

            @Override
            public void store(DataStoreParams paramMap, Map<String, Object> dataMap) {
                assertNotNull(paramMap);
                assertNotNull(dataMap);
                docSize.incrementAndGet();
                execTime.addAndGet(100);
            }

            @Override

        @Override
        public Object evaluate(String template, Map<String, Object> paramMap) {
            return "TestEngine[" + identifier + "]: " + template;
        }
    }

    private static class CustomScriptEngine implements ScriptEngine {
        @Override
        public Object evaluate(String template, Map<String, Object> paramMap) {
            return "CustomEngine: " + template;
        }
    }

            Map<String, String[]> paramMap = new HashMap<>(parameters);
            for (Map.Entry<String, String> entry : singleParameters.entrySet()) {
                if (!paramMap.containsKey(entry.getKey())) {
                    paramMap.put(entry.getKey(), new String[] { entry.getValue() });
                }
            }
            return paramMap;
        }

        @Override

        @Override
        protected String getName() {
            return name;
        }

        @Override
        protected void storeData(DataConfig dataConfig, IndexUpdateCallback callback, DataStoreParams paramMap,
                Map<String, String> scriptMap, Map<String, Object> defaultDataMap) {
            // Test implementation
        }
    }

    // Second Test DataStore implementation for testing multiple stores

        }

        @Override
        protected String getName() {
            return name;
        }

        @Override
        public Object evaluate(String template, Map<String, Object> paramMap) {
            // Simple implementation for testing
            return "processed: " + template + " with params";
        }
    }