"""
Pytest configuration and shared fixtures.
"""

import os
import shutil
from pathlib import Path

import pytest


@pytest.fixture(scope="session")
def project_root():
    """Return the project root directory."""
    return Path(__file__).parent.parent


@pytest.fixture(scope="session")
def test_data_dir(project_root):
    """Return the test data directory."""
    return project_root / "test_case"


@pytest.fixture(scope="session")
def expected_results_dir(project_root):
    """Return the expected results directory."""
    return project_root / "test_res"


@pytest.fixture
def temp_test_dir(tmp_path):
    """Create a temporary directory for test output."""
    test_dir = tmp_path / "test_output"
    test_dir.mkdir(exist_ok=True)
    yield test_dir
    # Cleanup after test (optional)
    # shutil.rmtree(test_dir, ignore_errors=True)


@pytest.fixture(autouse=True)
def reset_test_state():
    """Reset any global state before each test."""
    # Add any necessary cleanup here
    yield
    # Post-test cleanup