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dotfiles/tests/test_fix_eval_warnings.py

61 lines
2.2 KiB
Python

"""Tests for fix_eval_warnings."""
from pathlib import Path
from unittest.mock import MagicMock, patch
import pytest
from typer.testing import CliRunner
from python.tools.fix_eval_warnings import Config, app, generate_fix, parse_warnings
from tests.conftest import TOKEN
runner = CliRunner()
@pytest.fixture
def log_file(tmp_path: Path) -> Path:
"""Create a dummy log file."""
log_path = tmp_path / "build.log"
log_path.write_text("Some output\nevaluation warning: 'system' is deprecated\nMore output", encoding="utf-8")
return log_path
def test_parse_warnings(log_file: Path) -> None:
"""Test parsing warnings from a log file."""
warnings = parse_warnings(log_file)
assert len(warnings) == 1
assert warnings[0] == "evaluation warning: 'system' is deprecated"
@patch("python.tools.fix_eval_warnings.requests.post")
def test_generate_fix(mock_post: MagicMock) -> None:
"""Test generating a fix."""
mock_response = MagicMock()
mock_response.json.return_value = {"choices": [{"message": {"content": "Use stdenv.hostPlatform.system"}}]}
mock_post.return_value = mock_response
config = Config(github_token=TOKEN)
fix = generate_fix("evaluation warning: 'system' is deprecated", config)
assert fix == "Use stdenv.hostPlatform.system"
mock_post.assert_called_once()
@patch("python.tools.fix_eval_warnings.logger")
@patch("python.tools.fix_eval_warnings.generate_fix")
def test_main(mock_generate_fix: MagicMock, mock_logger: MagicMock, log_file: Path) -> None:
"""Test the main CLI."""
mock_generate_fix.return_value = "Fixed it"
# We need to mock GITHUB_TOKEN env var or the script will warn/fail
with patch.dict("os.environ", {"GITHUB_TOKEN": TOKEN}):
result = runner.invoke(app, [str(log_file)])
assert result.exit_code == 0
# Verify logger calls instead of stdout, as CliRunner might not capture logging output correctly
# when logging is configured to write to sys.stdout directly.
assert any("Found 1 warnings" in str(call) for call in mock_logger.info.call_args_list)
assert any("Fix suggestions written to fix_suggestions.md" in str(call) for call in mock_logger.info.call_args_list)
assert Path("fix_suggestions.md").exists()
Path("fix_suggestions.md").unlink()