content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.langengine.baidu.sdk;
  
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import static org.junit.jupiter.api.Assertions.*;
  
  /**
   * 搜索结果类测试
   *
   * @author aihe.ah
   */
  public class SearchResultTest {
  
      private SearchResult searchResult;
  
      @BeforeEach
      void setUp() {
          searchResult = new SearchResult();
      }
  
      @Test
      void testDefaultValues() {
          // 测试默认值
          assertNull(searchResult.getTitle());
          assertNull(searchResult.getUrl());
          assertNull(searchResult.getDescription());
      }
  
      @Test
      void testSetAndGetTitle() {
          String title = "测试标题";
          searchResult.setTitle(title);
          assertEquals(title, searchResult.getTitle());
      }
  
      @Test
      void testSetAndGetUrl() {
          String url = "http://test.com";
          searchResult.setUrl(url);
          assertEquals(url, searchResult.getUrl());
      }
  
      @Test
      void testSetAndGetDescription() {
          String description = "这是一个测试描述";
          searchResult.setDescription(description);
          assertEquals(description, searchResult.getDescription());
      }
  
      @Test
      void testSetAndGetTitleWithNull() {
          searchResult.setTitle(null);
          assertNull(searchResult.getTitle());
      }
  
      @Test
      void testSetAndGetUrlWithNull() {
          searchResult.setUrl(null);
          assertNull(searchResult.getUrl());
      }
  
      @Test
      void testSetAndGetDescriptionWithNull() {
          searchResult.setDescription(null);
          assertNull(searchResult.getDescription());
      }
  
      @Test
      void testSetAndGetTitleWithEmptyString() {
          searchResult.setTitle("");
          assertEquals("", searchResult.getTitle());
      }
  
      @Test
      void testSetAndGetUrlWithEmptyString() {
          searchResult.setUrl("");
          assertEquals("", searchResult.getUrl());
      }
  
      @Test
      void testSetAndGetDescriptionWithEmptyString() {
          searchResult.setDescription("");
          assertEquals("", searchResult.getDescription());
      }
  
      @Test
      void testSetAndGetTitleWithWhitespace() {
          searchResult.setTitle("   ");
          assertEquals("   ", searchResult.getTitle());
      }
  
      @Test
      void testSetAndGetUrlWithSpecialCharacters() {
          String url = "https://test.com/path?param=value&param2=value2";
          searchResult.setUrl(url);
          assertEquals(url, searchResult.getUrl());
      }
  
      @Test
      void testSetAndGetDescriptionWithLongText() {
          String longDescription = "这是一个非常长的描述文本，包含了多个句子。" +
                  "这个描述可能会很长，用来测试长文本的处理能力。" +
                  "确保系统能够正确处理各种长度的描述内容。";
          searchResult.setDescription(longDescription);
          assertEquals(longDescription, searchResult.getDescription());
      }
  } 