#!/usr/bin/env python3
"""Автономный запуск тестов без внешних зависимостей (включая pytest)."""
import inspect
import math
import sys
import tempfile
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]
if str(ROOT) not in sys.path:
    sys.path.insert(0, str(ROOT))


class PytestMock:
    class raises:
        def __init__(self, exc_type, match=None):
            self.exc_type = exc_type

        def __enter__(self):
            return self

        def __exit__(self, exc_type, exc_val, exc_tb):
            if exc_type is None:
                raise AssertionError(f"Expected {self.exc_type} but nothing was raised")
            return issubclass(exc_type, self.exc_type)

    @staticmethod
    def approx(expected, rel=1e-6, abs=1e-6):
        class Approx:
            def __eq__(self, other):
                return math.isclose(other, expected, rel_tol=rel, abs_tol=abs)

            def __repr__(self):
                return f"approx({expected})"

        return Approx()

    class mark:
        @staticmethod
        def skipif(cond, reason=""):
            def dec(f):
                f.__skip__ = cond
                return f

            return dec


sys.modules.setdefault("pytest", PytestMock())

import tests.test_pipeline as tp


def main():
    passed = failed = skipped = 0
    test_names = sorted([n for n in dir(tp) if n.startswith("test_")])
    for name in test_names:
        fn = getattr(tp, name)
        if getattr(fn, "__skip__", False):
            print(f"SKIP {name}")
            skipped += 1
            continue
        try:
            sig = inspect.signature(fn)
            kwargs = {}
            if "tmp_path" in sig.parameters:
                with tempfile.TemporaryDirectory() as td:
                    kwargs["tmp_path"] = Path(td)
                    fn(**kwargs)
            else:
                fn()
            print(f"PASS {name}")
            passed += 1
        except Exception as e:
            print(f"FAIL {name}: {e}")
            failed += 1

    print(f"\nИтог: {passed} passed, {failed} failed, {skipped} skipped")
    if failed > 0:
        sys.exit(1)


if __name__ == "__main__":
    main()