import unittest
from proxy import app


class FlaskTestCase(unittest.TestCase):

    def setUp(self):
        """Set up for tests: create a test client."""
        self.app = app.test_client()
        self.app.testing = True

    def test_health_check(self):
        """Check health endpoint."""
        response = self.app.get('/health')
        self.assertEqual(response.status_code, 200)
        self.assertIn(b'healthy', response.data)

    def test_proxy(self):
        """Test RSS proxying."""
        # Sample URL for proxying
        url = 'http://example.com/rss'
        response = self.app.get(f'/proxy?url={url}')
        self.assertEqual(response.status_code, 200)
        self.assertIn(b'<?xml', response.data)  # Check for XML response