"""
Pytest configuration and shared fixtures for HCFS test suite.
"""

import pytest
import tempfile
import shutil
from pathlib import Path
import sys

# Add the project root to Python path
sys.path.insert(0, str(Path(__file__).parent.parent))

@pytest.fixture(scope="session")
def temp_test_dir():
    """Create a temporary directory for all tests in the session."""
    temp_dir = Path(tempfile.mkdtemp(prefix="hcfs_test_"))
    yield temp_dir
    shutil.rmtree(temp_dir, ignore_errors=True)

@pytest.fixture
def temp_db_path(temp_test_dir):
    """Create a temporary database path."""
    return str(temp_test_dir / f"test_{pytest.current_item.name}.db")

@pytest.fixture
def temp_vector_path(temp_test_dir):
    """Create a temporary vector database path."""
    return str(temp_test_dir / f"test_vectors_{pytest.current_item.name}.db")

# Configure pytest markers
def pytest_configure(config):
    """Configure custom pytest markers."""
    config.addinivalue_line(
        "markers", "slow: marks tests as slow (deselect with '-m \"not slow\"')"
    )
    config.addinivalue_line(
        "markers", "integration: marks tests as integration tests"
    )
    config.addinivalue_line(
        "markers", "unit: marks tests as unit tests"
    )

# Custom pytest collection hook
def pytest_collection_modifyitems(config, items):
    """Modify test collection to add markers based on test file names."""
    for item in items:
        # Mark integration tests
        if "test_integration" in item.fspath.basename:
            item.add_marker(pytest.mark.integration)
        # Mark unit tests
        elif any(name in item.fspath.basename for name in ["test_context_db", "test_embeddings"]):
            item.add_marker(pytest.mark.unit)
        
        # Mark slow tests based on test name patterns
        if any(pattern in item.name for pattern in ["large_scale", "performance", "concurrent", "load"]):
            item.add_marker(pytest.mark.slow)