从 Allure 结果里提取失败/异常用例并生成 pytest 重跑命令

bash
import os
import json
from pathlib import Path

ALLURE_RESULTS_DIR = "report"# allure结果目录
PYTEST_BASE_CMD = "pytest -v --alluredir=report "


defallure_fullname_to_nodeid(fullname: str) -> str:
    """
    将 allure fullName 转换为 pytest nodeid
    e.g.
    -> test_case/xxx.py::TestClass::test_func
    """
    if"#"notin fullname:
        return fullname

    module_part, func_name = fullname.split("#", 1)
    parts = module_part.split(".")

    # 最后一个是类名
    class_name = parts[-1]
    file_path = "/".join(parts[:-1]) + ".py"

    returnf"{file_path}::{class_name}::{func_name}"


defget_latest_failed_or_broken_cases(allure_results_dir):
    case_latest = {}  # {fullName: (timestamp, status, nodeid)}

    for file in Path(allure_results_dir).glob("*.json"):
        try:
            withopen(file, "r", encoding="utf-8") as f:
                data = json.load(f)
        except Exception:
            continue

        full_name = data.get("fullName")
        status = data.get("status")
        start = data.get("start", 0)

        ifnot full_name:
            continue

        nodeid = allure_fullname_to_nodeid(full_name)

        # 如果这个 case 没见过，或者发现更新的执行记录 → 覆盖
        if (full_name notin case_latest) or (start > case_latest[full_name][0]):
            case_latest[full_name] = (start, status, nodeid)

    # 只留下最新是 failed/broken 的
    return [v[2] for v in case_latest.values() if v[1] in {"failed", "broken"}]


defbuild_pytest_cmd(cases):
    ifnot cases:
        return"echo 'No failed/broken cases found'"
    return PYTEST_BASE_CMD + " ".join(cases)


if __name__ == "__main__":
    cases = get_latest_failed_or_broken_cases(ALLURE_RESULTS_DIR)
    for i insorted(cases):
        print(i)
    cmd = build_pytest_cmd(cases)
    print("重跑命令：")
    print(cmd)
    print(len(cases))