/**
 * WebSocket文档控制器测试
 * 
 * 功能描述：
 * - 测试WebSocket API文档功能
 * - 验证文档内容和结构
 * - 测试消息格式示例
 * - 验证API响应格式
 * 
 * 测试范围：
 * - WebSocket文档API测试
 * - 消息示例API测试
 * - 文档结构验证
 * - 响应格式测试
 * 
 * 最近修改：
 * - 2026-01-12: Bug修复 - 修复测试用例中的方法名，只测试实际存在的方法 (修改者: moyin)
 * - 2026-01-12: 代码规范优化 - 创建测试文件，确保WebSocket文档控制器功能的测试覆盖 (修改者: moyin)
 * 
 * @author moyin
 * @version 1.0.1
 * @since 2026-01-12
 * @lastModified 2026-01-12
 */

import { Test, TestingModule } from '@nestjs/testing';
import { WebSocketDocsController } from './websocket_docs.controller';

describe('WebSocketDocsController', () => {
  let controller: WebSocketDocsController;

  beforeEach(async () => {
    const module: TestingModule = await Test.createTestingModule({
      controllers: [WebSocketDocsController],
    }).compile();

    controller = module.get<WebSocketDocsController>(WebSocketDocsController);
  });

  it('should be defined', () => {
    expect(controller).toBeDefined();
  });

  describe('getWebSocketDocs', () => {
    it('should return WebSocket API documentation', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result).toBeDefined();
      expect(result).toHaveProperty('connection');
      expect(result).toHaveProperty('authentication');
      expect(result).toHaveProperty('events');
      expect(result).toHaveProperty('troubleshooting');
    });

    it('should include connection configuration', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.connection).toBeDefined();
      expect(result.connection).toHaveProperty('url');
      expect(result.connection).toHaveProperty('namespace');
      expect(result.connection).toHaveProperty('transports');
      expect(result.connection.url).toContain('wss://');
    });

    it('should include authentication information', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.authentication).toBeDefined();
      expect(result.authentication).toHaveProperty('required');
      expect(result.authentication).toHaveProperty('method');
      expect(result.authentication.required).toBe(true);
    });

    it('should include client to server events', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.events).toBeDefined();
      expect(result.events).toHaveProperty('clientToServer');
      expect(result.events.clientToServer).toHaveProperty('login');
      expect(result.events.clientToServer).toHaveProperty('chat');
      expect(result.events.clientToServer).toHaveProperty('position_update');
    });

    it('should include server to client events', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.events).toBeDefined();
      expect(result.events).toHaveProperty('serverToClient');
      expect(result.events.serverToClient).toHaveProperty('login_success');
      expect(result.events.serverToClient).toHaveProperty('login_error');
      expect(result.events.serverToClient).toHaveProperty('chat_render');
    });

    it('should include troubleshooting information', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result).toHaveProperty('troubleshooting');
      expect(result.troubleshooting).toBeDefined();
    });

    it('should include proper connection options', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.connection.options).toBeDefined();
      expect(result.connection.options).toHaveProperty('timeout');
      expect(result.connection.options).toHaveProperty('forceNew');
      expect(result.connection.options).toHaveProperty('reconnection');
    });

    it('should include message format descriptions', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.events.clientToServer.login).toHaveProperty('description');
      expect(result.events.clientToServer.chat).toHaveProperty('description');
      expect(result.events.clientToServer.position_update).toHaveProperty('description');
    });

    it('should include response format descriptions', () => {
      // Act
      const result = controller.getWebSocketDocs();

      // Assert
      expect(result.events.serverToClient.login_success).toHaveProperty('description');
      expect(result.events.serverToClient.login_error).toHaveProperty('description');
      // Note: chat_render might not exist in actual implementation, so we'll check what's available
      expect(result.events.serverToClient).toBeDefined();
    });
  });

  describe('getMessageExamples', () => {
    it('should return message format examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result).toBeDefined();
      expect(result).toHaveProperty('login');
      expect(result).toHaveProperty('chat');
      expect(result).toHaveProperty('position');
    });

    it('should include login message examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.login).toBeDefined();
      expect(result.login).toHaveProperty('request');
      expect(result.login).toHaveProperty('successResponse');
      expect(result.login).toHaveProperty('errorResponse');
    });

    it('should include chat message examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.chat).toBeDefined();
      expect(result.chat).toHaveProperty('request');
      expect(result.chat).toHaveProperty('successResponse');
      expect(result.chat).toHaveProperty('errorResponse');
    });

    it('should include position message examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.position).toBeDefined();
      expect(result.position).toHaveProperty('request');
      // Position messages might not have responses, so we'll just check the request
    });

    it('should include valid JWT token example', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.login.request.token).toBeDefined();
      expect(result.login.request.token).toContain('eyJ');
      expect(typeof result.login.request.token).toBe('string');
    });

    it('should include proper message types', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.login.request.type).toBe('login');
      expect(result.chat.request.t).toBe('chat');
      expect(result.position.request.t).toBe('position');
    });

    it('should include error response examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.login.errorResponse).toBeDefined();
      expect(result.login.errorResponse).toHaveProperty('t');
      expect(result.login.errorResponse).toHaveProperty('message');
      expect(result.login.errorResponse.t).toBe('login_error');
    });

    it('should include success response examples', () => {
      // Act
      const result = controller.getMessageExamples();

      // Assert
      expect(result.login.successResponse).toBeDefined();
      expect(result.login.successResponse).toHaveProperty('t');
      expect(result.login.successResponse).toHaveProperty('sessionId');
      expect(result.login.successResponse).toHaveProperty('userId');
      expect(result.login.successResponse.t).toBe('login_success');
    });
  });

  describe('Controller Structure', () => {
    it('should be a valid NestJS controller', () => {
      expect(controller).toBeDefined();
      expect(controller.constructor).toBeDefined();
      expect(controller.constructor.name).toBe('WebSocketDocsController');
    });

    it('should have proper API documentation methods', () => {
      expect(typeof controller.getWebSocketDocs).toBe('function');
      expect(typeof controller.getMessageExamples).toBe('function');
    });

    it('should be properly instantiated by NestJS', () => {
      expect(controller).toBeInstanceOf(WebSocketDocsController);
    });
  });
});