"""A designed voice's benchmark must explain an unreachable Voice Design service."""
import os
import tempfile
import unittest
from unittest import mock

os.environ.setdefault("CONFIG_DIR", tempfile.mkdtemp(prefix="ttvc-test-config-"))

import requests

from core import tts_helpers


class VoiceDesignUnreachableTest(unittest.TestCase):
    def test_connection_error_becomes_actionable_message(self):
        with mock.patch.object(tts_helpers, "_post_tts_with_fallback",
                               side_effect=requests.ConnectionError("Max retries exceeded")):
            with self.assertRaises(RuntimeError) as ctx:
                tts_helpers._voice_design_voice_request_audio(
                    "DE_F_Test", "Hallo", {"voice_design_url": "http://127.0.0.1:9"})
        self.assertIn("Voice Design service unreachable", str(ctx.exception))
        self.assertIn("tts-faster-qwen3-tts-voicedesign", str(ctx.exception))

    def test_http_errors_are_not_masked(self):
        resp = mock.Mock(status_code=500)
        resp.raise_for_status.side_effect = requests.HTTPError("500")
        with mock.patch.object(tts_helpers, "_post_tts_with_fallback", return_value=resp):
            with self.assertRaises(requests.HTTPError):
                tts_helpers._voice_design_voice_request_audio(
                    "DE_F_Test", "Hallo", {"voice_design_url": "http://127.0.0.1:9"})


if __name__ == "__main__":
    unittest.main()