from django.test import TestCase, Client
from django.urls import reverse

class OutputM3UTest(TestCase):
    def setUp(self):
        self.client = Client()
    
    def test_generate_m3u_response(self):
        """
        Test that the M3U endpoint returns a valid M3U file.
        """
        url = reverse('output:generate_m3u')
        response = self.client.get(url)
        self.assertEqual(response.status_code, 200)
        content = response.content.decode()
        self.assertIn("#EXTM3U", content)