#!/usr/bin/env python3
"""
Simple test script for the Smart Document Analysis Platform
"""

import unittest
import os
import tempfile
import json
from app import app

class TestSmartDocumentAnalysis(unittest.TestCase):
    
    def setUp(self):
        """Set up test client"""
        self.app = app.test_client()
        self.app.testing = True
        
    def test_index_page(self):
        """Test that the main page loads"""
        response = self.app.get('/')
        self.assertEqual(response.status_code, 200)
        self.assertIn(b'Smart Document Analysis Platform', response.data)
        
    def test_upload_no_file(self):
        """Test upload endpoint with no file"""
        response = self.app.post('/upload')
        data = json.loads(response.data)
        self.assertFalse(data['success'])
        self.assertIn('No file provided', data['error'])
        
    def test_upload_url_no_url(self):
        """Test upload from URL with no URL"""
        response = self.app.post('/upload-url', 
                               json={},
                               content_type='application/json')
        data = json.loads(response.data)
        self.assertFalse(data['success'])
        self.assertIn('No URL provided', data['error'])
        
    def test_ask_no_question(self):
        """Test ask endpoint with no question"""
        response = self.app.post('/ask',
                               json={'cache_id': 'test'},
                               content_type='application/json')
        data = json.loads(response.data)
        self.assertFalse(data['success'])
        self.assertIn('Missing question or cache_id', data['error'])
        
    def test_ask_no_cache_id(self):
        """Test ask endpoint with no cache_id"""
        response = self.app.post('/ask',
                               json={'question': 'test'},
                               content_type='application/json')
        data = json.loads(response.data)
        self.assertFalse(data['success'])
        self.assertIn('Missing question or cache_id', data['error'])
        
    def test_list_caches(self):
        """Test listing caches"""
        response = self.app.get('/caches')
        data = json.loads(response.data)
        self.assertTrue(data['success'])
        self.assertIn('caches', data)
        
    def test_delete_nonexistent_cache(self):
        """Test deleting a cache that doesn't exist"""
        response = self.app.delete('/cache/nonexistent')
        data = json.loads(response.data)
        self.assertFalse(data['success'])
        self.assertIn('Cache not found', data['error'])

def test_environment_setup():
    """Test that environment is properly configured"""
    print("🔧 Testing environment setup...")
    
    # Check if .env file exists
    if os.path.exists('.env'):
        print("✅ .env file found")
    else:
        print("⚠️  .env file not found - you'll need to create one")
    
    # Check if API key is set
    api_key = os.getenv('GOOGLE_API_KEY')
    if api_key and api_key != 'your_gemini_api_key_here':
        print("✅ GOOGLE_API_KEY is set")
    else:
        print("⚠️  GOOGLE_API_KEY not set - please add it to .env file")
    
    # Check if required packages are installed
    try:
        import flask
        print("✅ Flask is installed")
    except ImportError:
        print("❌ Flask is not installed")
    
    try:
        import google.genai
        print("✅ Google GenAI is installed")
    except ImportError:
        print("❌ Google GenAI is not installed")
    
    try:
        import httpx
        print("✅ httpx is installed")
    except ImportError:
        print("❌ httpx is not installed")

if __name__ == '__main__':
    print("🧪 Running Smart Document Analysis Platform Tests")
    print("=" * 60)
    
    # Run environment tests
    test_environment_setup()
    
    print("\n" + "=" * 60)
    print("Running unit tests...")
    
    # Run unit tests
    unittest.main(argv=[''], exit=False, verbosity=2)
    
    print("\n🎉 Testing completed!")
    print("\n📝 Next steps:")
    print("   1. Set up your GOOGLE_API_KEY in .env file")
    print("   2. Run 'python app.py' to start the application")
    print("   3. Open http://localhost:5000 in your browser")
    print("   4. Try uploading a PDF and asking questions!")