#!/usr/bin/env python3
"""Run all V2 standard-library unit and contract tests."""
from __future__ import annotations
from pathlib import Path
import sys
import unittest

ROOT = Path(__file__).resolve().parents[1]
suite = unittest.defaultTestLoader.discover(str(ROOT / "tests"), pattern="test_*.py")
result = unittest.TextTestRunner(verbosity=2).run(suite)
raise SystemExit(0 if result.wasSuccessful() else 1)