"""
Pytest configuration and fixtures for PDF Accessibility Checker tests
"""

import pytest
import sys
import os
from pathlib import Path
from unittest.mock import MagicMock

# Add parent directory to path for imports
sys.path.insert(0, str(Path(__file__).parent.parent))

# ── Mock unavailable Docker-only dependencies before any test imports ──
# redis and psycopg2 are only available inside Docker containers.
# We mock them at sys.modules level so imports succeed during test collection.
for _mod in ("redis", "psycopg2", "psycopg2.extras"):
    if _mod not in sys.modules:
        sys.modules[_mod] = MagicMock()


@pytest.fixture
def sample_good_pdf():
    """Path to sample good PDF file"""
    return Path("Test_files/sample_good.pdf")


@pytest.fixture
def sample_poor_pdf():
    """Path to sample poor PDF file"""
    return Path("Test_files/sample_poor.pdf")


@pytest.fixture
def temp_output_dir(tmp_path):
    """Temporary directory for test outputs"""
    output_dir = tmp_path / "output"
    output_dir.mkdir()
    return output_dir


@pytest.fixture
def mock_api_responses():
    """Mock API responses for testing without actual API calls"""
    return {
        'claude': {
            'type': 'informational',
            'alt_text': 'A test image showing sample content',
            'has_text': False,
            'decorative': False
        },
        'google_vision': {
            'has_text': False,
            'text_content': None,
            'labels': ['Document', 'Text', 'Paper'],
            'objects': []
        }
    }


@pytest.fixture
def sample_pdf_metadata():
    """Sample PDF metadata for testing"""
    return {
        'title': 'Test Document',
        'author': 'Test Author',
        'subject': 'Test Subject',
        'language': 'en-US'
    }