@Test
    public void test_jsonFormatter_nestedMap() {
        final Map<String, Object> source = new LinkedHashMap<>();
        final Map<String, Object> nested = new LinkedHashMap<>();
        nested.put("a", 1);
        nested.put("b", "text");
        source.put("meta", nested);

        final String json = new JsonIndexExportFormatter().format(source, Collections.emptySet());

    public void setGroupCacheExpiry(final long groupCacheExpiry) {
        this.groupCacheExpiry = groupCacheExpiry;
    }

    /**
     * Sets the maximum group depth for nested group processing.
     * @param maxGroupDepth The maximum depth for nested groups.
     */
    public void setMaxGroupDepth(final int maxGroupDepth) {
        this.maxGroupDepth = maxGroupDepth;
    }

    @Override

element)",customClass:"(string|function)",sanitize:"boolean",sanitizeFn:"(null|function)",whiteList:"object",popperConfig:"(null|object)"},Mt={HIDE:"hide.bs.tooltip",HIDDEN:"hidden.bs.tooltip",SHOW:"show.bs.tooltip",SHOWN:"shown.bs.tooltip",INSERTED:"inserted.bs.tooltip",CLICK:"click.bs.tooltip",FOCUSIN:"focusin.bs.tooltip",FOCUSOUT:"focusout.bs.tooltip",MOUSEENTER:"mouseenter.bs.tooltip",MOUSELEAVE:"mouseleave.bs.tooltip"},Wt=function(){function t(t,e){if("undefined"==typeof a.default)throw new...

                sb.append("]");
            }
            sb.append("; ");
            target = target.getCause();
            if (target != null) {
                sb.append("nested: ");
            }
        }
        return sb.toString();
    }

    /**
     * Processes a label request.
     * @param request The HTTP request.
     * @param response The HTTP response.

    @Test
    public void test_getMapValue_exists() {
        final Map<String, Object> inner = Map.of("key", "value");
        final Map<String, Object> map = Map.of("nested", inner);
        final Map<String, Object> result = coordinatorHelper.getMapValue(map, "nested");
        assertNotNull(result);
        assertEquals("value", result.get("key"));
    }

    @Test
    public void test_getMapValue_notMap() {

					<artifactId>lang-expression</artifactId>
				</exclusion>
				<exclusion>
					<groupId>org.opensearch.plugin</groupId>
					<artifactId>ingest-common</artifactId>
				</exclusion>
				<exclusion>
					<groupId>org.opensearch.plugin</groupId>
					<artifactId>ingest-user-agent</artifactId>
				</exclusion>
				<exclusion>
					<groupId>org.opensearch.plugin</groupId>

s=this._getTipElement();this._element.setAttribute("aria-describedby",s.getAttribute("id"));const{container:i}=this._config;if(this._element.ownerDocument.documentElement.contains(this.tip)||(i.append(s),F.trigger(this._element,this.constructor.eventName("inserted"))),this._popper=this._createPopper(s),s.classList.add(Ce),"ontouchstart"in document.documentElement)for(const t of[].concat(...document.body.children))F.on(t,"mouseover",_);this._queueCallback((()=>{F.trigger(this._element,this.constructor.even...