batdetect2/tests/test_cli/test_finetune.py
2026-05-05 12:16:37 +01:00

100 lines
2.5 KiB
Python

"""CLI tests for finetune command."""
from pathlib import Path
import pytest
from click.testing import CliRunner
from batdetect2.cli import cli
def test_cli_finetune_help() -> None:
"""User story: inspect finetune command interface and options."""
result = CliRunner().invoke(cli, ["finetune", "--help"])
assert result.exit_code == 0
assert "TRAIN_DATASET" in result.output
assert "--model" in result.output
assert "--targets" in result.output
assert "--training-config" in result.output
assert "--audio-config" in result.output
assert "--logging-config" in result.output
assert "--evaluation-config" not in result.output
assert "--inference-config" not in result.output
assert "--outputs-config" not in result.output
def test_cli_finetune_requires_model() -> None:
"""User story: finetune requires a checkpoint argument."""
result = CliRunner().invoke(
cli,
[
"finetune",
"example_data/dataset.yaml",
"--targets",
"example_data/targets.yaml",
],
)
assert result.exit_code != 0
assert "--model" in result.output
def test_cli_finetune_requires_targets(tiny_checkpoint_path: Path) -> None:
"""User story: finetune requires a new target definition."""
result = CliRunner().invoke(
cli,
[
"finetune",
"example_data/dataset.yaml",
"--model",
str(tiny_checkpoint_path),
],
)
assert result.exit_code != 0
assert "--targets" in result.output
@pytest.mark.slow
def test_cli_finetune_from_checkpoint_runs_on_small_dataset(
tmp_path: Path,
tiny_checkpoint_path: Path,
) -> None:
"""User story: fine-tune a checkpoint via CLI with new targets."""
ckpt_dir = tmp_path / "checkpoints"
log_dir = tmp_path / "logs"
ckpt_dir.mkdir()
log_dir.mkdir()
result = CliRunner().invoke(
cli,
[
"finetune",
"example_data/dataset.yaml",
"--val-dataset",
"example_data/dataset.yaml",
"--model",
str(tiny_checkpoint_path),
"--targets",
"example_data/targets.yaml",
"--num-epochs",
"1",
"--train-workers",
"0",
"--val-workers",
"0",
"--ckpt-dir",
str(ckpt_dir),
"--log-dir",
str(log_dir),
],
)
assert result.exit_code == 0
assert len(list(ckpt_dir.rglob("*.ckpt"))) >= 1