"""
Test cases for PDF Redaction API
"""
import pytest
from fastapi.testclient import TestClient
from pathlib import Path
import sys

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

from main import app

client = TestClient(app)


def test_health_check():
    """Test health check endpoint"""
    response = client.get("/health")
    assert response.status_code == 200
    data = response.json()
    assert data["status"] == "healthy"
    assert "model_loaded" in data


def test_root():
    """Test root endpoint"""
    response = client.get("/")
    assert response.status_code == 200
    data = response.json()
    assert data["status"] == "healthy"


def test_stats():
    """Test stats endpoint"""
    response = client.get("/stats")
    assert response.status_code == 200
    data = response.json()
    assert "pending_uploads" in data
    assert "processed_files" in data
    assert "model_loaded" in data


def test_redact_no_file():
    """Test redaction without file"""
    response = client.post("/redact")
    assert response.status_code == 422  # Unprocessable entity


def test_redact_wrong_file_type():
    """Test redaction with wrong file type"""
    files = {"file": ("test.txt", b"test content", "text/plain")}
    response = client.post("/redact", files=files)
    assert response.status_code == 400


def test_download_nonexistent():
    """Test downloading non-existent file"""
    response = client.get("/download/nonexistent-id")
    assert response.status_code == 404


# Add more tests as needed
# - Test with actual PDF file
# - Test with different DPI values
# - Test with entity type filtering
# - Test cleanup functionality