#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Socket JSON 传输系统自动测试脚本
用于快速验证服务器和客户端功能
"""

import subprocess
import time
import threading
import os
import sys
import json
from datetime import datetime

# 设置标准输出编码为 UTF-8（解决 Windows 控制台编码问题）
if sys.platform.startswith('win'):
    import codecs
    sys.stdout = codecs.getwriter('utf-8')(sys.stdout.detach())
    sys.stderr = codecs.getwriter('utf-8')(sys.stderr.detach())

class SocketTester:
    def __init__(self):
        self.server_process = None
        self.test_results = []
    
    def log(self, message, level="INFO"):
        """记录测试日志"""
        timestamp = datetime.now().strftime("%H:%M:%S")
        print(f"[{timestamp}] {level}: {message}")
        self.test_results.append(f"[{timestamp}] {level}: {message}")
    
    def start_server(self):
        """启动服务器"""
        try:
            self.log("正在启动服务器...")
            self.server_process = subprocess.Popen(
                [sys.executable, "server.py"],
                cwd=os.getcwd(),
                stdout=subprocess.PIPE,
                stderr=subprocess.PIPE,
                text=True
            )
            
            # 等待服务器启动
            time.sleep(2)
            
            if self.server_process.poll() is None:
                self.log("✅ 服务器启动成功", "SUCCESS")
                return True
            else:
                stdout, stderr = self.server_process.communicate()
                self.log(f"❌ 服务器启动失败: {stderr}", "ERROR")
                return False
                
        except Exception as e:
            self.log(f"❌ 启动服务器时出错: {e}", "ERROR")
            return False
    
    def stop_server(self):
        """停止服务器"""
        if self.server_process:
            try:
                self.server_process.terminate()
                self.server_process.wait(timeout=5)
                self.log("⛔ 服务器已停止", "INFO")
            except subprocess.TimeoutExpired:
                self.server_process.kill()
                self.log("⛔ 强制停止服务器", "WARNING")
            except Exception as e:
                self.log(f"❌ 停止服务器时出错: {e}", "ERROR")
    
    def test_client_commands(self):
        """测试客户端命令"""
        try:
            self.log("开始测试客户端功能...")
            
            # 运行客户端测试
            result = subprocess.run(
                [sys.executable, "client.py", "test"],
                cwd=os.getcwd(),
                capture_output=True,
                text=True,
                timeout=30
            )
            
            if result.returncode == 0:
                self.log("✅ 客户端测试完成", "SUCCESS")
                self.log("客户端输出:", "DEBUG")
                for line in result.stdout.split('\n'):
                    if line.strip():
                        self.log(f"  {line}", "DEBUG")
                return True
            else:
                self.log(f"❌ 客户端测试失败: {result.stderr}", "ERROR")
                return False
                
        except subprocess.TimeoutExpired:
            self.log("❌ 客户端测试超时", "ERROR")
            return False
        except Exception as e:
            self.log(f"❌ 客户端测试出错: {e}", "ERROR")
            return False
    
    def verify_files(self):
        """验证文件是否正确创建"""
        self.log("验证测试文件...")
        
        required_files = ["server.py", "client.py", "test_data.json"]
        missing_files = []
        
        for file in required_files:
            if not os.path.exists(file):
                missing_files.append(file)
        
        if missing_files:
            self.log(f"❌ 缺少文件: {', '.join(missing_files)}", "ERROR")
            return False
        else:
            self.log("✅ 所有必需文件都存在", "SUCCESS")
            return True
    
    def run_full_test(self):
        """运行完整测试"""
        self.log("🚀 开始 Socket JSON 传输系统完整测试", "INFO")
        self.log("=" * 50, "INFO")
        
        success_count = 0
        total_tests = 4
        
        try:
            # 测试 1: 验证文件
            self.log("\n📋 测试 1/4: 验证文件存在性", "INFO")
            if self.verify_files():
                success_count += 1
            
            # 测试 2: 启动服务器
            self.log("\n🖥️  测试 2/4: 启动服务器", "INFO")
            if self.start_server():
                success_count += 1
                
                # 测试 3: 客户端功能测试
                self.log("\n💻 测试 3/4: 客户端功能测试", "INFO")
                if self.test_client_commands():
                    success_count += 1
                
                # 测试 4: 文件传输验证
                self.log("\n📁 测试 4/4: 验证文件传输", "INFO")
                if os.path.exists("client_test.json"):
                    self.log("✅ 发现客户端创建的测试文件", "SUCCESS")
                    try:
                        with open("client_test.json", 'r', encoding='utf-8') as f:
                            data = json.load(f)
                        self.log("✅ JSON 文件格式正确", "SUCCESS")
                        self.log(f"文件内容预览: {data.get('message', 'N/A')}", "DEBUG")
                        success_count += 1
                    except Exception as e:
                        self.log(f"❌ JSON 文件格式错误: {e}", "ERROR")
                else:
                    self.log("❌ 未找到客户端测试文件", "ERROR")
            
        finally:
            self.stop_server()
        
        # 测试结果总结
        self.log("\n" + "=" * 50, "INFO")
        self.log(f"🎯 测试完成: {success_count}/{total_tests} 项通过", 
                "SUCCESS" if success_count == total_tests else "WARNING")
        
        if success_count == total_tests:
            self.log("🎉 所有测试通过！Socket JSON 传输系统工作正常", "SUCCESS")
        else:
            self.log("⚠️  部分测试失败，请检查上述错误信息", "WARNING")
        
        return success_count == total_tests
    
    def save_test_report(self):
        """保存测试报告"""
        report = {
            "test_time": datetime.now().isoformat(),
            "test_results": self.test_results,
            "summary": f"测试完成，详细日志共 {len(self.test_results)} 条"
        }
        
        with open("test_report.json", 'w', encoding='utf-8') as f:
            json.dump(report, f, ensure_ascii=False, indent=2)
        
        self.log("📊 测试报告已保存到 test_report.json", "INFO")

def main():
    """主函数"""
    print("🧪 Socket JSON 传输系统自动测试工具")
    print("=" * 50)
    
    if len(sys.argv) > 1:
        command = sys.argv[1].lower()
        
        if command == "help":
            print("使用方法:")
            print("  python test_socket.py        - 运行完整测试")
            print("  python test_socket.py full   - 运行完整测试")
            print("  python test_socket.py help   - 显示帮助")
            return
    
    tester = SocketTester()
    
    try:
        success = tester.run_full_test()
        tester.save_test_report()
        
        if success:
            print("\n🎊 测试全部通过！您的 Socket JSON 传输系统运行正常！")
        else:
            print("\n🔧 测试发现问题，请查看上述日志进行修复")
            
    except KeyboardInterrupt:
        print("\n⛔ 测试被用户中断")
        tester.stop_server()
    except Exception as e:
        print(f"\n❌ 测试过程中出现异常: {e}")
        tester.stop_server()

if __name__ == "__main__":
    main()