final LlmChatResponse response = new LlmChatResponse();
        assertNull(response.getContent());
        assertNull(response.getFinishReason());
        assertNull(response.getPromptTokens());
        assertNull(response.getCompletionTokens());
        assertNull(response.getTotalTokens());
        assertNull(response.getModel());
    }

    @Test
    public void test_constructorWithContent() {

        assertNull(languageHelper.getSupportedLanguage("fr"));
        assertNull(languageHelper.getSupportedLanguage("de"));
        assertNull(languageHelper.getSupportedLanguage("unknown"));
    }

    @Test
    public void test_getSupportedLanguage_blank() {
        assertNull(languageHelper.getSupportedLanguage(null));
        assertNull(languageHelper.getSupportedLanguage(""));

        assertEquals(1, boostdocpager.getCurrentPageNumber());
        assertNull(boostdocpager.id);
        assertNull(boostdocpager.urlExpr);
        assertNull(boostdocpager.boostExpr);
        assertNull(boostdocpager.sortOrder);
        assertNull(boostdocpager.createdBy);
        assertNull(boostdocpager.createdTime);
        assertNull(boostdocpager.versionNo);

        boostdocpager.setAllRecordCount(999);

        assertEquals(1, duplicatehostpager.getCurrentPageNumber());
        assertNull(duplicatehostpager.id);
        assertNull(duplicatehostpager.regularName);
        assertNull(duplicatehostpager.duplicateHostName);
        assertNull(duplicatehostpager.sortOrder);
        assertNull(duplicatehostpager.createdBy);
        assertNull(duplicatehostpager.createdTime);
        assertNull(duplicatehostpager.versionNo);

        assertNull(paramMap.get("AaaBbbCcc")); // null
        assertNull(paramMap.get("aaabbbcc"));
        assertEquals("444", paramMap.get("ccc.ddd"));
        assertNull(paramMap.get("cccDdd"));
        assertNull(paramMap.get("DccDdd"));
    }

    @Test
    public void test_camel_containsKey() {
        Map<Object, Object> paramMap = createCamelMap();

        // Test constructor with null message
        SearchEngineClientException exception = new SearchEngineClientException(null);

        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_constructor_withNullMessageAndCause() {
        // Test constructor with null message and null cause

        TransportException exception = new TransportException();

        // Verify the exception is created and has no message
        assertNotNull(exception);
        assertNull(exception.getMessage());
        assertNull(exception.getCause());

        // Verify it's an instance of CIFSException
        assertTrue(exception instanceof CIFSException);
    }

    @Test

        assertEquals(25, failureUrlPager.getPageSize());
        assertEquals(1, failureUrlPager.getCurrentPageNumber());
        assertNull(failureUrlPager.id);
        assertNull(failureUrlPager.url);
        assertNull(failureUrlPager.threadName);
        assertNull(failureUrlPager.errorCount);
        assertNull(failureUrlPager.errorName);

        failureUrlPager.setAllRecordCount(999);

        assertEquals(25, fileAuthPager.getPageSize());
        assertEquals(1, fileAuthPager.getCurrentPageNumber());
        assertNull(fileAuthPager.id);
        assertNull(fileAuthPager.port);
        assertNull(fileAuthPager.username);
        assertNull(fileAuthPager.fileConfigId);
        assertNull(fileAuthPager.versionNo);

        fileAuthPager.setAllRecordCount(999);
        assertEquals(999, fileAuthPager.getAllRecordCount());

        assertEquals(25, pathMapPager.getPageSize());
        assertEquals(1, pathMapPager.getCurrentPageNumber());
        assertNull(pathMapPager.id);
        assertNull(pathMapPager.regex);
        assertNull(pathMapPager.replacement);
        assertNull(pathMapPager.versionNo);

        pathMapPager.setAllRecordCount(999);
        assertEquals(999, pathMapPager.getAllRecordCount());