CNWei
69b449f5b6
- 引入 custom_expected_conditions 模块，允许通过字符串别名调用。 - 重构 CoreDriver，所有元素查找和操作统一调用 explicit_wait，确保日志和等待逻辑的一致性。 代码。
275 lines
10 KiB
Python
275 lines
10 KiB
Python
#!/usr/bin/env python
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# coding=utf-8
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"""
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@author: CNWei,ChenWei
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@Software: PyCharm
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@contact: t6g888@163.com,chenwei@zygj.com
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@file: test
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@date: 2026/1/12 10:21
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@desc:
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"""
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import functools
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import logging
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import signal
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import subprocess
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import time
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import os
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import sys
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import http.client
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import socket
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import json
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from enum import Enum
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from core.settings import BASE_DIR, APPIUM_HOST, APPIUM_PORT
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logger = logging.getLogger(__name__)
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# 使用 npm run 确保 APPIUM_HOME=. 变量和本地版本生效
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# NODE_CMD = f"npm run appium -- -p {APPIUM_PORT}"
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class AppiumStatus(Enum):
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"""Appium 服务状态枚举"""
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READY = "服务已启动" # 服务和驱动都加载完成 (HTTP 200 + ready: true)
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INITIALIZING = "驱动正在加载" # 服务已响应但驱动仍在加载 (HTTP 200 + ready: false)
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CONFLICT = "端口被其他程序占用" # 端口被其他非 Appium 程序占用
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OFFLINE = "服务未启动" # 服务未启动
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ERROR = "内部错误"
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UNKNOWN = "未知状态"
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class ServiceRole(Enum):
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"""服务角色枚举：明确权责"""
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MANAGED = "由脚本启动 (受控模式)" # 需要负责清理
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EXTERNAL = "复用外部服务 (共享模式)" # 不负责清理
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NULL = "无效服务 (空模式)" # 占位或失败状态
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def get_appium_command():
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"""精确定位 Appium 执行文件，避免 npm 包装层"""
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bin_name = "appium.cmd" if sys.platform == "win32" else "appium"
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appium_bin = BASE_DIR / "node_modules" / ".bin" / bin_name
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if not appium_bin.exists():
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# 报错提示：找不到本地 Appium，引导用户安装
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logger.info(f"\n错误: 在路径 {appium_bin} 未找到 Appium 执行文件。")
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logger.info("请确保已在项目目录下执行过: npm install appium")
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sys.exit(1)
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# 返回执行列表（用于 shell=False）
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return [str(appium_bin), "-p", str(APPIUM_PORT)]
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# 移除全局调用，防止 import 时因找不到 appium 而直接退出
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# APP_CMD_LIST = get_appium_command()
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def _cleanup_process_tree(process: subprocess.Popen = None):
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"""核心清理逻辑：针对方案一的跨平台递归关闭"""
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if not process or process.poll() is not None:
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return
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logger.info(f"正在关闭 Appium 进程树 (PID: {process.pid})...")
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try:
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if sys.platform == "win32":
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# Windows 下使用 taskkill 强制关闭进程树 /T
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subprocess.run(['taskkill', '/F', '/T', '/PID', str(process.pid)],
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stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
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else:
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# Unix/Mac: 获取进程组 ID 并发送终止信号
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pgid = os.getpgid(process.pid)
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os.killpg(pgid, signal.SIGTERM)
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process.wait(timeout=5)
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logger.info("所有相关进程已安全退出。")
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except Exception as e:
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logger.error(f"关闭进程时遇到意外: {e}")
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try:
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process.kill()
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except Exception as e:
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logger.warning(f"强制关闭: {e}")
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# 这里通常保持安静，因为我们已经尝试过清理了
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logger.info("服务已完全清理。")
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class AppiumService:
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"""Appium 服务上下文容器"""
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def __init__(self, role: ServiceRole, process: subprocess.Popen = None):
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self.role = role
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self.process = process
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def stop(self):
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"""统一停止接口：根据角色决定是否关闭进程"""
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match self.role:
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case ServiceRole.EXTERNAL:
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logger.info(f"--> [角色: {self.role.value}] 脚本退出，保留原服务运行。")
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return
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case ServiceRole.MANAGED:
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_cleanup_process_tree(self.process)
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case ServiceRole.NULL:
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logger.info(f"--> [角色: {self.role.value}] 无需清理。")
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def __repr__(self):
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return f"<AppiumService 角色='{self.role.value}' 端口={APPIUM_PORT}>"
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def get_appium_status() -> AppiumStatus:
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"""深度探测 Appium 状态"""
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conn = None
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try:
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# 1. 端口开启，尝试获取 Appium 状态接口
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conn = http.client.HTTPConnection(APPIUM_HOST, APPIUM_PORT, timeout=2)
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conn.request("GET", "/status")
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response = conn.getresponse()
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if response.status != 200:
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return AppiumStatus.CONFLICT
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data = json.loads(response.read().decode())
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# 2. 解析 Appium 3.x 标准响应结构
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# 即使服务响应了，也要看驱动是否加载完成 (ready 字段)
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is_ready = data.get("value", {}).get("ready")
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return AppiumStatus.READY if is_ready else AppiumStatus.INITIALIZING
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except (socket.error, ConnectionRefusedError):
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# 3. 如果通信拒绝，检查端口是否真的空闲
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with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:
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try:
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s.settimeout(1)
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s.bind((APPIUM_HOST, APPIUM_PORT))
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return AppiumStatus.OFFLINE # 真正未启动
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except OSError:
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return AppiumStatus.CONFLICT # 端口被占用但没响应 HTTP
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except (http.client.HTTPException, json.JSONDecodeError):
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return AppiumStatus.UNKNOWN
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except Exception as e:
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logger.error(e)
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return AppiumStatus.ERROR
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finally:
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if conn: conn.close()
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def start_appium_service() -> AppiumService:
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"""管理 Appium 服务的生命周期"""
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process = None # 1. 预先初始化变量，防止作用域错误
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managed = False
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# 轮询等待真正就绪
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# 延迟获取命令，确保只在真正需要启动服务时检查环境
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app_cmd_list = get_appium_command()
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max_retries = 40
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for i in range(max_retries):
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status = get_appium_status()
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match status: # Python 3.10+ 的模式匹配
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case AppiumStatus.READY:
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if managed:
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# 安全打印 PID
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pid_str = f"PID: {process.pid}" if process else "EXTERNAL"
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logger.info(f"Appium 已经完全就绪! ({pid_str})")
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return AppiumService(ServiceRole.MANAGED, process)
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else:
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logger.info(f"--> [复用] 有效的 Appium 服务已在运行 (Port: {APPIUM_PORT})")
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logger.info("--> [注意] 脚本退出时将保留该服务，不会将其关闭。")
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return AppiumService(ServiceRole.EXTERNAL, process)
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case AppiumStatus.CONFLICT:
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logger.warning(f"\n[!] 错误: 端口 {APPIUM_PORT} 被非 Appium 程序占用。")
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logger.info("=" * 60)
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logger.info("请手动执行以下命令释放端口后重试：")
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if sys.platform == "win32":
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logger.info(
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f" CMD: for /f \"tokens=5\" %a in ('netstat -aon ^| findstr :{APPIUM_PORT}') do taskkill /F /PID %a")
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else:
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logger.info(f" Terminal: lsof -ti:{APPIUM_PORT} | xargs kill -9")
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logger.info("=" * 60)
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sys.exit(1)
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case AppiumStatus.OFFLINE:
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if not managed:
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logger.info("Appium 服务未启动...")
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logger.info(f"正在准备启动本地 Appium 服务 (Port: {APPIUM_PORT})...")
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# 注入环境变量，确保 Appium 寻找项目本地的驱动
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env_vars = os.environ.copy()
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env_vars["APPIUM_HOME"] = str(BASE_DIR)
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try:
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process = subprocess.Popen(
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app_cmd_list,
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stdout=subprocess.DEVNULL,
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stderr=subprocess.DEVNULL,
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env=env_vars,
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cwd=BASE_DIR,
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# Windows 和 Linux/Mac 的处理方式不同
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creationflags=subprocess.CREATE_NEW_PROCESS_GROUP if sys.platform == "win32" else 0,
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preexec_fn=os.setsid if sys.platform != "win32" else None
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)
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managed = True
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except Exception as e:
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logger.error(f"启动过程发生异常: {e}")
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sys.exit(1)
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else:
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if process and process.poll() is not None:
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logger.warning("Appium 进程启动后异常退出。")
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sys.exit(1)
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case AppiumStatus.INITIALIZING:
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if managed and process and process.poll() is not None:
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logger.warning("Appium 驱动加载期间进程崩溃。")
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_cleanup_process_tree(process)
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sys.exit(1)
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if i % 4 == 0: # 每 2 秒提醒一次，避免刷屏
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logger.info("Appium 正在加载驱动/插件，请稍候...")
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case AppiumStatus.ERROR:
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logger.error("探测接口发生内部错误（可能是解析失败或严重网络异常），脚本终止。")
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if managed and process:
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_cleanup_process_tree(process)
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sys.exit(1)
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case _:
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logger.error("Appium 启动异常")
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sys.exit(1)
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time.sleep(0.5)
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logger.warning("启动超时：Appium 在规定时间内未完成初始化。")
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_cleanup_process_tree(process)
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sys.exit(1)
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def stop_appium_service(server: AppiumService):
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# """安全关闭服务"""
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server.stop()
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# --- 装饰器实现 ---
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def with_appium(func):
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@functools.wraps(func)
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def wrapper(*args, **kwargs):
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service = start_appium_service()
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try:
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# return func(service, *args, **kwargs)
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return func(*args, **kwargs)
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finally:
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service.stop()
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return wrapper
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if __name__ == "__main__":
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# 使用示例：作为一个上下文管理器或简单的生命周期示例
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appium_proc = None
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try:
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appium_proc = start_appium_service()
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print(f"\n[项目路径] {BASE_DIR}")
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print("\n[提示] 现在可以手动或通过其他脚本运行测试用例。")
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print("[提示] 按下 Ctrl+C 可停止由本脚本启动的服务。")
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# 保持运行，直到手动停止（在实际测试框架中，这里会被替换为测试执行逻辑）
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while True:
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time.sleep(1)
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except KeyboardInterrupt:
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pass
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finally:
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stop_appium_service(appium_proc)
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