"""Emotion -> instruct passthrough in the TTS payload builders (core/tts_helpers.py)."""
import os
import tempfile
import unittest

os.environ.setdefault("CONFIG_DIR", tempfile.mkdtemp(prefix="tip-cfg-"))

from core.tts_helpers import _tts_request_config, _tts_stream_request_config

S = {"tts_url": "http://localhost:9999", "tts_backend": "openai"}


class InstructPayloadTests(unittest.TestCase):
    def test_instruct_is_sent_stripped(self):
        _, p, _ = _tts_request_config("Hi", "DE_M_x", S, instruct="  Speak in an angry tone.  ")
        self.assertEqual(p["instruct"], "Speak in an angry tone.")
        _, p, _ = _tts_stream_request_config("Hi", "DE_M_x", S, "  angry  ")
        self.assertEqual(p["instruct"], "angry")

    def test_empty_instruct_is_omitted(self):
        for ins in ("", "   "):
            _, p, _ = _tts_request_config("Hi", "DE_M_x", S, instruct=ins)
            self.assertNotIn("instruct", p)
            _, p, _ = _tts_stream_request_config("Hi", "DE_M_x", S, ins)
            self.assertNotIn("instruct", p)


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