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"""Tests for the audiobook converter orchestration helpers."""
import tempfile
import unittest
from pathlib import Path
from unittest.mock import patch
from converter import config
from converter.converter import AudiobookConverter, find_existing_outputs, prompt_overwrite
class SanitizeFilenameTests(unittest.TestCase):
def test_removes_invalid_characters(self):
self.assertEqual(AudiobookConverter._sanitize_filename('A "bad" name: here'),
"A bad name here")
def test_collapses_whitespace(self):
self.assertEqual(AudiobookConverter._sanitize_filename(" spaced\tout "), "spaced out")
def test_empty_falls_back(self):
self.assertEqual(AudiobookConverter._sanitize_filename("///"), "chapter")
class ConfigurationValidationTests(unittest.TestCase):
def test_invalid_voice_mode_rejected(self):
with self.assertRaises(ValueError):
AudiobookConverter(voice_mode="custon_voice")
def test_nonpositive_speed_rejected(self):
with self.assertRaises(ValueError):
AudiobookConverter(speed=0)
def test_unknown_format_rejected(self):
with self.assertRaises(ValueError):
AudiobookConverter(output_format="wma")
def test_unknown_language_rejected(self):
with self.assertRaises(ValueError):
AudiobookConverter(language="klingon")
def test_language_defaults_to_config(self):
with patch("converter.converter.QwenTTSClient") as mock_tts:
AudiobookConverter()
self.assertEqual(mock_tts.call_args.kwargs["language"], "English")
def test_output_format_defaults_to_config(self):
with patch("converter.converter.QwenTTSClient"):
converter = AudiobookConverter()
self.assertEqual(converter.output_format, config.AUDIO_FORMAT)
self.assertEqual(config.AUDIO_FORMAT, "m4b")
def test_language_normalized_before_tts_client(self):
with patch("converter.converter.QwenTTSClient") as mock_tts:
converter = AudiobookConverter(language="ja")
self.assertEqual(converter.language, "Japanese")
self.assertEqual(mock_tts.call_args.kwargs["language"], "Japanese")
class FindExistingOutputsTests(unittest.TestCase):
def setUp(self):
self._tmp = tempfile.TemporaryDirectory()
self.folder = Path(self._tmp.name)
self._original = config.AUDIOBOOKS_FOLDER
config.AUDIOBOOKS_FOLDER = self.folder
def tearDown(self):
config.AUDIOBOOKS_FOLDER = self._original
self._tmp.cleanup()
def _touch(self, name):
path = self.folder / name
path.write_bytes(b"x")
return path
def test_no_existing_output(self):
self.assertEqual(find_existing_outputs("dune", "mp3"), [])
def test_primary_output_detected(self):
self._touch("dune.mp3")
self.assertEqual([p.name for p in find_existing_outputs("dune", "mp3")],
["dune.mp3"])
def test_chapter_and_speed_copies_detected(self):
for name in ("dune_01_Dune.mp3", "dune_02_Barony.mp3", "dune_1.5x.mp3"):
self._touch(name)
self._touch("dune2_01.mp3") # different book stem; must not match
found = [p.name for p in find_existing_outputs("dune", "mp3")]
self.assertEqual(len(found), 3)
def test_other_extensions_ignored(self):
self._touch("dune.mp3")
self.assertEqual(find_existing_outputs("dune", "m4b"), [])
def test_glob_metacharacters_in_stem(self):
self._touch("book [1].mp3")
self._touch("book [1]_1.5x.mp3")
found = [p.name for p in find_existing_outputs("book [1]", "mp3")]
self.assertEqual(sorted(found), ["book [1].mp3", "book [1]_1.5x.mp3"])
def test_narrator_named_outputs_detected(self):
for name in ("dune_Vivian.mp3", "dune_Vivian_1.5.mp3", "dune_Vivian_01_Dune.mp3"):
self._touch(name)
found = [p.name for p in find_existing_outputs("dune_Vivian", "mp3")]
self.assertEqual(len(found), 3)
def test_legacy_outputs_without_narrator_ignored(self):
self._touch("dune.mp3")
self._touch("dune_1.5.mp3")
self.assertEqual(find_existing_outputs("dune_Vivian", "mp3"), [])
class NarratorTagTests(unittest.TestCase):
def _converter(self, voice_mode, ref_audio=None):
converter = AudiobookConverter.__new__(AudiobookConverter)
converter.voice_mode = voice_mode
converter.voice_clone_ref_audio = ref_audio
converter.faster = False
converter.faster_voice = None
return converter
def test_custom_voice_uses_speaker_display_name(self):
self.assertEqual(self._converter(config.VOICE_MODE_CUSTOM)._narrator_tag(),
"Vivian")
def test_multi_word_display_name_gets_underscores(self):
with patch.object(config, "CUSTOM_VOICE_SPEAKER", "uncle_fu"):
self.assertEqual(self._converter(config.VOICE_MODE_CUSTOM)._narrator_tag(),
"Uncle_Fu")
def test_clone_uses_reference_audio_stem(self):
self.assertEqual(self._converter(config.VOICE_MODE_CLONE, "/x/ref.wav")._narrator_tag(),
"ref")
def test_clone_stem_spaces_become_underscores(self):
self.assertEqual(self._converter(config.VOICE_MODE_CLONE, "/x/my voice.wav")._narrator_tag(),
"my_voice")
def test_invalid_characters_sanitized(self):
self.assertEqual(self._converter(config.VOICE_MODE_CLONE, "/x/bad:name?.wav")._narrator_tag(),
"bad_name")
def test_empty_after_sanitize_falls_back(self):
self.assertEqual(self._converter(config.VOICE_MODE_CLONE, "/x/???.wav")._narrator_tag(),
"narrator")
class PromptOverwriteTests(unittest.TestCase):
def test_single_file_yes(self):
with patch("builtins.input", return_value="y"):
self.assertTrue(prompt_overwrite([Path("dune.mp3")], "dune"))
def test_single_file_no(self):
with patch("builtins.input", return_value="n"):
self.assertFalse(prompt_overwrite([Path("dune.mp3")], "dune"))
def test_accepts_full_words(self):
with patch("builtins.input", return_value="yes"):
self.assertTrue(prompt_overwrite([Path("dune.mp3")], "dune"))
with patch("builtins.input", return_value="No"):
self.assertFalse(prompt_overwrite([Path("dune.mp3")], "dune"))
def test_invalid_answer_reasked(self):
with patch("builtins.input", side_effect=["maybe", "", "n"]) as mock_input:
self.assertFalse(prompt_overwrite([Path("dune.mp3")], "dune"))
self.assertEqual(mock_input.call_count, 3)
def test_eof_keeps_existing_output(self):
with patch("builtins.input", side_effect=EOFError):
self.assertFalse(prompt_overwrite([Path("dune.mp3")], "dune"))
def test_multiple_files_prompt_names_them(self):
files = [Path("dune_01_Dune.mp3"), Path("dune_02_Barony.mp3")]
with patch("builtins.input", return_value="y") as mock_input:
self.assertTrue(prompt_overwrite(files, "dune"))
prompt_text = mock_input.call_args[0][0]
self.assertIn("2 output files for 'dune'", prompt_text)
self.assertIn("dune_01_Dune.mp3", prompt_text)
self.assertIn("overwrite them", prompt_text)
class RunOverwritePromptTests(unittest.TestCase):
"""The full run() flow: prompts collected before any conversion starts."""
def setUp(self):
self._books_tmp = tempfile.TemporaryDirectory()
self._output_tmp = tempfile.TemporaryDirectory()
self._original_folders = (config.BOOKS_FOLDER, config.AUDIOBOOKS_FOLDER)
config.BOOKS_FOLDER = Path(self._books_tmp.name)
config.AUDIOBOOKS_FOLDER = Path(self._output_tmp.name)
(config.BOOKS_FOLDER / "book.txt").write_text("hello world", encoding="utf-8")
self.converter = AudiobookConverter.__new__(AudiobookConverter)
self.converter.voice_mode = config.VOICE_MODE_CUSTOM
self.converter.voice_clone_ref_audio = None
self.converter.faster = False
self.converter.faster_voice = None
self.converter.speed = 1.0
self.converter.single_file = False
self.converter.output_format = "mp3"
self.converter.language = "English"
self.converted = []
self.converter.convert_book = (
lambda file_path, output_name=None:
not self.converted.append((file_path.name, output_name)) or True)
def tearDown(self):
config.BOOKS_FOLDER, config.AUDIOBOOKS_FOLDER = self._original_folders
self._books_tmp.cleanup()
self._output_tmp.cleanup()
def test_declined_book_is_skipped(self):
(config.AUDIOBOOKS_FOLDER / "book_Vivian.mp3").write_bytes(b"existing")
with patch("builtins.input", return_value="n"):
self.assertTrue(self.converter.run())
self.assertEqual(self.converted, [])
self.assertTrue((config.AUDIOBOOKS_FOLDER / "book_Vivian.mp3").exists())
def test_accepted_book_is_converted(self):
(config.AUDIOBOOKS_FOLDER / "book_Vivian.mp3").write_bytes(b"existing")
with patch("builtins.input", return_value="y"):
self.assertTrue(self.converter.run())
self.assertEqual(self.converted, [("book.txt", "book_Vivian")])
def test_new_book_converted_without_prompt(self):
with patch("builtins.input", side_effect=AssertionError("should not prompt")):
self.assertTrue(self.converter.run())
self.assertEqual(self.converted, [("book.txt", "book_Vivian")])
if __name__ == "__main__":
unittest.main()
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