content: /*
   * Copyright 1999-2025 Alibaba Group Holding Ltd.
   *
   * 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.nacos.api.ai.model.mcp.registry;
  
  import com.alibaba.nacos.api.remote.request.BasicRequestTest;
  import com.fasterxml.jackson.core.JsonProcessingException;
  import org.junit.jupiter.api.Test;
  
  import java.util.Collections;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  class McpRegistryServerListTest extends BasicRequestTest {
      
      @Test
      void testSerialize() throws JsonProcessingException {
          McpRegistryServerList mcpRegistryServerList = new McpRegistryServerList();
          // Use detail type to match List<McpRegistryServerDetail> in production code
          mcpRegistryServerList.setServers(Collections.singletonList(new McpRegistryServerDetail()));
          // Set metadata with count and next_cursor
          mcpRegistryServerList.setMetadata(new McpRegistryServerList.Metadata("next", 1));
          String json = mapper.writeValueAsString(mcpRegistryServerList);
          assertTrue(json.contains("\"servers\":[{}]"));
          assertTrue(json.contains("\"metadata\":"));
          assertTrue(json.contains("\"next_cursor\":\"next\""));
          assertTrue(json.contains("\"count\":1"));
      }
  
      @Test
      void testDeserialize() throws JsonProcessingException {
          String json = "{\"servers\":[{}],\"metadata\":{\"next_cursor\":\"next\",\"count\":1}}";
          McpRegistryServerList mcpRegistryServerList = mapper.readValue(json, McpRegistryServerList.class);
          assertEquals(1, mcpRegistryServerList.getServers().size());
          assertEquals(1, mcpRegistryServerList.getMetadata().getCount());
          assertEquals("next", mcpRegistryServerList.getMetadata().getNextCursor());
      }
  }