from faster_whisper_server.api_models import TranscriptionWord from faster_whisper_server.text_utils import ( canonicalize_word, common_prefix, is_eos, srt_format_timestamp, to_full_sentences, vtt_format_timestamp, ) def test_is_eos() -> None: assert not is_eos("Hello") assert not is_eos("Hello...") assert is_eos("Hello.") assert is_eos("Hello!") assert is_eos("Hello?") assert not is_eos("Hello. Yo") assert not is_eos("Hello. Yo...") assert is_eos("Hello. Yo.") def tests_to_full_sentences() -> None: def word(text: str) -> TranscriptionWord: return TranscriptionWord(word=text, start=0.0, end=0.0, probability=0.0) assert to_full_sentences([]) == [] assert to_full_sentences([word(text="Hello")]) == [] assert to_full_sentences([word(text="Hello..."), word(" world")]) == [] assert to_full_sentences([word(text="Hello..."), word(" world.")]) == [[word("Hello..."), word(" world.")]] assert to_full_sentences([word(text="Hello..."), word(" world."), word(" How")]) == [ [word("Hello..."), word(" world.")], ] def test_srt_format_timestamp() -> None: assert srt_format_timestamp(0.0) == "00:00:00,000" assert srt_format_timestamp(1.0) == "00:00:01,000" assert srt_format_timestamp(1.234) == "00:00:01,234" assert srt_format_timestamp(60.0) == "00:01:00,000" assert srt_format_timestamp(61.0) == "00:01:01,000" assert srt_format_timestamp(61.234) == "00:01:01,234" assert srt_format_timestamp(3600.0) == "01:00:00,000" assert srt_format_timestamp(3601.0) == "01:00:01,000" assert srt_format_timestamp(3601.234) == "01:00:01,234" assert srt_format_timestamp(23423.4234) == "06:30:23,423" def test_vtt_format_timestamp() -> None: assert vtt_format_timestamp(0.0) == "00:00:00.000" assert vtt_format_timestamp(1.0) == "00:00:01.000" assert vtt_format_timestamp(1.234) == "00:00:01.234" assert vtt_format_timestamp(60.0) == "00:01:00.000" assert vtt_format_timestamp(61.0) == "00:01:01.000" assert vtt_format_timestamp(61.234) == "00:01:01.234" assert vtt_format_timestamp(3600.0) == "01:00:00.000" assert vtt_format_timestamp(3601.0) == "01:00:01.000" assert vtt_format_timestamp(3601.234) == "01:00:01.234" assert vtt_format_timestamp(23423.4234) == "06:30:23.423" def test_canonicalize_word() -> None: assert canonicalize_word("ABC") == "abc" assert canonicalize_word("...ABC?") == "abc" assert canonicalize_word("... AbC ...") == "abc" def test_common_prefix() -> None: def word(text: str) -> TranscriptionWord: return TranscriptionWord(word=text, start=0.0, end=0.0, probability=0.0) a = [word("a"), word("b"), word("c")] b = [word("a"), word("b"), word("c")] assert common_prefix(a, b) == [word("a"), word("b"), word("c")] a = [word("a"), word("b"), word("c")] b = [word("a"), word("b"), word("d")] assert common_prefix(a, b) == [word("a"), word("b")] a = [word("a"), word("b"), word("c")] b = [word("a")] assert common_prefix(a, b) == [word("a")] a = [word("a")] b = [word("a"), word("b"), word("c")] assert common_prefix(a, b) == [word("a")] a = [word("a")] b = [] assert common_prefix(a, b) == [] a = [] b = [word("a")] assert common_prefix(a, b) == [] a = [word("a"), word("b"), word("c")] b = [word("b"), word("c")] assert common_prefix(a, b) == [] def test_common_prefix_and_canonicalization() -> None: def word(text: str) -> TranscriptionWord: return TranscriptionWord(word=text, start=0.0, end=0.0, probability=0.0) a = [word("A...")] b = [word("a?"), word("b"), word("c")] assert common_prefix(a, b) == [word("A...")] a = [word("A..."), word("B?"), word("C,")] b = [word("a??"), word(" b"), word(" ,c")] assert common_prefix(a, b) == [word("A..."), word("B?"), word("C,")]