import sys
import unittest
from pathlib import Path
from types import SimpleNamespace
from unittest.mock import patch

ROOT = Path(__file__).resolve().parents[1]
SRC = ROOT / "src"
if str(SRC) not in sys.path:
    sys.path.insert(0, str(SRC))

from config_ui_audio import AudioSettingsService


class AudioSettingsServiceTests(unittest.TestCase):
    def test_microphone_test_reports_success_when_audio_is_captured(self):
        service = AudioSettingsService()
        with patch("config_ui_audio.start_recording", return_value=("stream", "record")), patch(
            "config_ui_audio.stop_recording",
            return_value=SimpleNamespace(size=4),
        ), patch("config_ui_audio.time.sleep") as sleep_mock:
            result = service.test_microphone("USB Mic", duration_sec=0.0)

        self.assertTrue(result.ok)
        self.assertEqual(result.message, "Microphone test successful.")
        sleep_mock.assert_called_once_with(0.0)

    def test_microphone_test_reports_empty_capture(self):
        service = AudioSettingsService()
        with patch("config_ui_audio.start_recording", return_value=("stream", "record")), patch(
            "config_ui_audio.stop_recording",
            return_value=SimpleNamespace(size=0),
        ), patch("config_ui_audio.time.sleep"):
            result = service.test_microphone("USB Mic", duration_sec=0.0)

        self.assertFalse(result.ok)
        self.assertEqual(result.message, "No audio captured. Try another device.")

    def test_microphone_test_surfaces_recording_errors(self):
        service = AudioSettingsService()
        with patch(
            "config_ui_audio.start_recording",
            side_effect=RuntimeError("device missing"),
        ), patch("config_ui_audio.time.sleep") as sleep_mock:
            result = service.test_microphone("USB Mic", duration_sec=0.0)

        self.assertFalse(result.ok)
        self.assertEqual(result.message, "Microphone test failed: device missing")
        sleep_mock.assert_not_called()


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