video-vec2wav2-tokenizer / tests /test_config.py
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"""Tests for configuration loading and validation."""
from __future__ import annotations
from pathlib import Path
import pytest
from video_vec2wav2_tokenizer.utils.config import Config, load_config
def test_defaults_load() -> None:
cfg = load_config()
assert cfg.sample_rate == 16000
assert cfg.channels == 1
assert cfg.audio_dir == Path(cfg.output_dir) / "audio"
def test_overrides_take_priority() -> None:
cfg = load_config(overrides={"sample_rate": 8000, "device": "cpu"})
assert cfg.sample_rate == 8000
assert cfg.device == "cpu"
def test_none_overrides_are_ignored() -> None:
cfg = load_config(overrides={"device": None})
assert cfg.device == "auto" # default preserved
def test_user_file_overrides_default(tmp_path: Path) -> None:
p = tmp_path / "c.yaml"
p.write_text("whisper_model: tiny\nsample_rate: 22050\n", encoding="utf-8")
cfg = load_config(p)
assert cfg.whisper_model == "tiny"
assert cfg.sample_rate == 22050
def test_validate_rejects_bad_values() -> None:
with pytest.raises(ValueError):
Config(channels=3).validate()
with pytest.raises(ValueError):
Config(max_segment_length=0.5, min_segment_length=1.0).validate()
def test_missing_file_raises() -> None:
with pytest.raises(FileNotFoundError):
load_config("does-not-exist.yaml")
def test_derived_paths() -> None:
cfg = Config(output_dir="out")
assert cfg.metadata_csv == Path("out/metadata.csv")
assert cfg.dataset_jsonl == Path("out/dataset.jsonl")
assert cfg.tts_metadata_csv == Path("out/tts_metadata.csv")
assert cfg.report_json == Path("out/report.json")