#!/usr/bin/env python3
"""
Test invalid file upload scenarios
"""
import sys
from pathlib import Path
import tempfile
import os

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

from app import create_app

def test_invalid_files():
    """Test various invalid file scenarios"""
    app = create_app()
    
    with app.test_client() as client:
        print("Testing invalid file scenarios...")
        
        # Test 1: No file in request
        print("\n1. Testing upload without file...")
        response = client.post('/api/upload')
        print(f"Status: {response.status_code}")
        print(f"Response: {response.get_json()}")
        
        # Test 2: Empty filename
        print("\n2. Testing upload with empty filename...")
        data = {'file': (b'', '')}
        response = client.post('/api/upload', data=data, content_type='multipart/form-data')
        print(f"Status: {response.status_code}")
        print(f"Response: {response.get_json()}")
        
        # Test 3: Invalid file extension
        print("\n3. Testing upload with invalid extension...")
        with tempfile.NamedTemporaryFile(suffix='.txt', delete=True) as tmp:
            tmp.write(b'This is not a STEP file')
            tmp.flush()
            
            data = {'file': (tmp, 'test.txt')}
            response = client.post('/api/upload', data=data, content_type='multipart/form-data')
            print(f"Status: {response.status_code}")
            print(f"Response: {response.get_json()}")
        
        # Test 4: Invalid STEP file content
        print("\n4. Testing upload with invalid STEP content...")
        with tempfile.NamedTemporaryFile(suffix='.step', delete=True) as tmp:
            tmp.write(b'This is not a valid STEP file content')
            tmp.flush()
            
            data = {'file': (tmp, 'invalid.step')}
            response = client.post('/api/upload', data=data, content_type='multipart/form-data')
            print(f"Status: {response.status_code}")
            print(f"Response: {response.get_json()}")
        
        # Test 5: Empty STEP file
        print("\n5. Testing upload with empty STEP file...")
        with tempfile.NamedTemporaryFile(suffix='.step', delete=True) as tmp:
            tmp.flush()  # Create empty file
            
            data = {'file': (tmp, 'empty.step')}
            response = client.post('/api/upload', data=data, content_type='multipart/form-data')
            print(f"Status: {response.status_code}")
            print(f"Response: {response.get_json()}")

if __name__ == '__main__':
    print("CAE Mesh Generator Invalid File Test")
    print("=" * 50)
    test_invalid_files()