CNWei
293b5160fe
- 引入 SmartInt 和 SmartDict 类型，支持 YAML 占位符与业务类型的自动转换。 - 优化 CaseInfo 互斥校验逻辑，确保 request 与 api_action 二选一。 - 统一使用 Pydantic V2 的 model_config 规范。 - 将变量替换时机提前至模型实例化之前，支持占位符在校验前完成真实值注入， 保证了 int/bool 等字段的类型转换正确性。 - 优化断言渲染时机，支持响应提取值关联。
124 lines
5.3 KiB
Python
124 lines
5.3 KiB
Python
#!/usr/bin/env python
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# coding=utf-8
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"""
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@desc: 核心测试用例执行引擎
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"""
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import logging
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import importlib
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from typing import Any, List
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from pydantic import TypeAdapter
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from core import settings
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from core.models import CaseInfo, ValidateItem, RequestModel, ApiActionModel
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from core.session import Session
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from core.exchange import Exchange
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from utils.case_validator import CaseValidator
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logger = logging.getLogger(__name__)
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# 定义一个复用的适配器(减少初始化开销)
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VALIDATE_LIST_ADAPTER = TypeAdapter(List[ValidateItem])
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class WorkflowExecutor:
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def __init__(self, session: Session, exchanger: Exchange):
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self.session = session
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self.exchanger = exchanger
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def perform(self, case_info: CaseInfo) -> Any:
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"""执行单个用例：支持直接请求和PO模式调用"""
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try:
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# raw_data = case_info.model_dump(by_alias=True, exclude_none=True)
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# 1. 变量替换（将 ${var} 替换为真实值）
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# rendered_dict = self.exchanger.replace(raw_data)
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# rendered_case = CaseInfo.model_validate(rendered_dict)
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# --- 2. 决定执行模式 ---
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if case_info.is_po_mode():
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# PO 模式：仅渲染 api_action
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action_dict = case_info.api_action.model_dump(by_alias=True, exclude_none=True)
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rendered_action_dict = self.exchanger.replace(action_dict)
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# 重新校验以修复类型（如 params 里的 int）
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rendered_action = ApiActionModel.model_validate(rendered_action_dict)
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# PO 模式：反射调用
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resp = self._execute_po_method(action=rendered_action)
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else:
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# 接口模式：直接请求
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# 直接将 RequestModel 转为字典传给 session.request
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request_kwargs = case_info.request.model_dump(by_alias=True, exclude_none=True)
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rendered_req_dict = self.exchanger.replace(request_kwargs)
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rendered_request = RequestModel.model_validate(rendered_req_dict)
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request_kwargs = rendered_request.model_dump(by_alias=True, exclude_none=True)
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resp = self.session.request(**request_kwargs)
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# --- 3. 后置处理 (提取 & 断言) ---
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self._post_process(resp, case_info)
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return resp
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except Exception as e:
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logger.error(f"用例执行失败: {case_info.title} | 原因: {e}", exc_info=True)
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raise
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def _execute_po_method(self, action: ApiActionModel):
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"""核心反射逻辑：根据字符串动态加载 api/ 目录下的类并执行方法"""
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class_name = action.api_class
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method_name = action.method
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params = action.params or {}
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# 1. 确定模块路径：优先级策略
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# 优先级 1: 显式映射 (API_MAP)
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module_name = settings.API_MAP.get(class_name)
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# 优先级 2: 规约命名 (UserAPI -> api.user_api)
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if not module_name:
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base_name = class_name.lower().replace('api', '')
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module_name = f"{settings.API_PACKAGE}.{base_name}_api"
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try:
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# 1. 动态导入模块（假设都在 api 目录下）
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# 例如 class_name 是 UserAPI，则尝试从 api.user 导入
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# 这里简单处理，你可以根据你的文件名约定进一步优化逻辑
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# module_name = f"api.{class_name.lower().replace('api', '')}"
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module = importlib.import_module(module_name)
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# 2. 获取类并实例化
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cls = getattr(module, class_name)
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api_instance = cls(self.session) # 传入 session 保持会话统一
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# 3. 调用方法并返回结果
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method = getattr(api_instance, method_name)
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logger.info(f"调用业务层: {class_name}.{method_name} 参数: {params}")
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return method(**params)
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except ImportError as e:
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logger.error(f"模块导入失败: 在 '{module_name}' 未找到对应文件。请检查文件名或 settings.API_MAP 配置。")
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raise e
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except AttributeError as e:
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logger.error(f"成员获取失败: 模块 '{module_name}' 中不存在类或方法 '{class_name}.{method_name}'。")
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raise e
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except Exception as e:
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logger.error(f"反射调用失败: {class_name}.{method_name} -> {e}")
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raise
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def _post_process(self, resp: Any, rendered_case: CaseInfo):
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# 3. 提取变量 (接口关联)
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if rendered_case.extract:
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for var_name, extract_info in rendered_case.extract.items():
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self.exchanger.extract(resp, var_name, *extract_info)
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# 4. 断言校验
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if rendered_case.validate_data:
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# raw_validate_list = [i.model_dump(by_alias=True) for i in rendered_case.validate_data]
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raw_validate_list = [
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item.model_dump(by_alias=True) if isinstance(item, ValidateItem) else item
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for item in rendered_case.validate_data
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]
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rendered_validate_list = self.exchanger.replace(raw_validate_list)
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# 重新通过 Adapter 触发类型修复 (str -> int)
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final_validate_data = VALIDATE_LIST_ADAPTER.validate_python(rendered_validate_list)
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CaseValidator.validate(resp, final_validate_data)
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