source.put("TestKey", "value1");
        source.put("AnotherTestKey", "value2");

        Map<String, Object> nested = new HashMap<>();
        nested.put("NestedKey", "nestedValue");
        source.put("NestedMap", nested);

        Map<String, Object> result = searchLogHelper.toLowerHyphen(source);

        assertEquals("value1", result.get("test_key"));

        assertTrue(localLogMsg.get().contains("\"event.dataset\":\"test-dataset\""));
    }

    public void test_setEnvMap() {
        Map<String, String> testEnv = new HashMap<>();
        testEnv.put("TEST_KEY", "TEST_VALUE");
        activityHelper.setEnvMap(testEnv);
        assertEquals(testEnv, activityHelper.getEnvMap());
    }

    public void test_getEnvMap_withoutCustomMap() {

            System.clearProperty(Constants.FESS_CONFIG_PREFIX + testKey);
        }
    }

    // Test caching mechanism
    public void test_get_caching() {
        // Get property twice to test caching behavior
        String testKey = "domain.title";
        String value1 = fessConfig.get(testKey);
        String value2 = fessConfig.get(testKey);

        // Values should be the same

    public void test_append_nullValue() {
        StringBuilder buf = new StringBuilder();
        Supplier<Object> supplier = () -> null;

        monitorTarget.append(buf, "testKey", supplier);
        assertEquals("\"testKey\":null", buf.toString());
    }

    // Test append method with Integer value
    public void test_append_integerValue() {
        StringBuilder buf = new StringBuilder();

    public void test_setObject_noRequest() {
        // Test setObject when no HTTP request is available
        // This should not throw exception, just do nothing
        try {
            WebApiUtil.setObject("testKey", "testValue");
        } catch (Exception e) {
            fail("setObject should handle missing request gracefully: " + e.getMessage());
        }
    }

    public void test_setObject_withNullName() {

        assertEquals("text", fileTypeHelper.get("text/plain"));

        fileTypeHelper.add("image/jpeg", "image");
        assertEquals("image", fileTypeHelper.get("image/jpeg"));
    }

    public void test_get() {
        fileTypeHelper.add("application/pdf", "pdf");
        fileTypeHelper.add("text/plain", "text");

        assertEquals("pdf", fileTypeHelper.get("application/pdf"));

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultimapKeysTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  @CollectionSize.Require(SEVERAL)
  public void testKeys() {
    resetContainer(mapEntry(k0(), v0()), mapEntry(k0(), v1()), mapEntry(k1(), v0()));
    Multiset<K> keys = multimap().keys();
    assertEquals(2, keys.count(k0()));
    assertEquals(1, keys.count(k1()));

import org.codelibs.curl.Curl.Method;
import org.junit.Test;

public class CurlTest {
    private static final Logger logger = Logger.getLogger(CurlTest.class.getName());

    @Test
    public void test_Get() {
        Curl.get("https://www.codelibs.org/").execute(response -> {
            final String content = response.getContentAsString();
            logger.info(content);
            assertTrue(content.length() > 0);

@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MultimapKeysTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
  @CollectionSize.Require(SEVERAL)
  public void testKeys() {
    resetContainer(mapEntry(k0(), v0()), mapEntry(k0(), v1()), mapEntry(k1(), v0()));
    Multiset<K> keys = multimap().keys();
    assertEquals(2, keys.count(k0()));
    assertEquals(1, keys.count(k1()));

    private CurlHelper curlHelper;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        curlHelper = new CurlHelper();
    }

    public void test_get() {
        // Mock FessConfig and ResourceUtil
        setupMockConfig("localhost:9200", "", "");

        curlHelper.init();
        CurlRequest request = curlHelper.get("/test");

        assertNotNull(request);