assertNull(dataStoreParams.getAsString("nonExistentKey"));
        assertEquals("defaultValue", dataStoreParams.getAsString("nonExistentKey", "defaultValue"));

        dataStoreParams.put("nullKey", null);
        assertEquals("defaultValue", dataStoreParams.getAsString("nullKey", "defaultValue"));
    }

    // Test getAsString with default value and non-String value

        assertNotNull(capturedCallback.get());
        assertNotNull(capturedParams.get());
        assertEquals("value1", capturedParams.get().getAsString("key1"));
        assertEquals("value2", capturedParams.get().getAsString("key2"));
    }

    public void test_store_withNullConfig() {
        // Test store with null config
        final AtomicBoolean storeCalled = new AtomicBoolean(false);

         * </ul>
         */
        private void deleteOldDocs() {
            if (Constants.FALSE.equals(initParamMap.getAsString(DELETE_OLD_DOCS))) {
                return;
            }
            final String sessionId = initParamMap.getAsString(Constants.SESSION_ID);
            if (StringUtil.isBlank(sessionId)) {
                logger.warn("Invalid sessionId at {}", dataConfig);

     * @return the parameter value as a string, or the default value if not found
     */
    protected String getParamValue(final DataStoreParams paramMap, final String key, final String defaultValue) {
        return paramMap.getAsString(key, defaultValue);
    }

    /**
     * Adds a document to the search index by crawling the specified URL and processing the content.

        JsonPath jsonPath = JsonPath.from(response);
        assertTrue(jsonPath.getBoolean("response.created"));
        assertEquals(0, jsonPath.getInt("response.status"));
        return jsonPath.getString("response.id");
    }

    protected static List<String> getWebConfigIds(final String namePrefix) {
        final String response = getJsonResponse("/api/admin/webconfig/settings");