testsAndMisc/python_pkg/sql_drills/tests/test_cli.py
Krzysztof kuhy Rudnicki ee78ae44cc
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Add sql_drills MySQL exact-match harness
Docker mysql:8.0.33 container, judge-style output grading, 12 original drills with live-verified references kept in tests only.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01WzxdWZewj4WS5X6AZyjWDp
2026-11-01 21:13:18 +01:00

68 lines
2.3 KiB
Python

"""CLI wiring: subcommands, exit codes, output."""
from __future__ import annotations
from pathlib import Path
from unittest.mock import patch
import pytest
from python_pkg.sql_drills import __main__ as cli
from python_pkg.sql_drills import _check, _engine
def test_list_prints_ids_and_titles(capsys: pytest.CaptureFixture[str]) -> None:
assert cli.main(["list"]) == 0
out = capsys.readouterr().out
assert "01_" in out
assert len(out.strip().splitlines()) >= 10
def test_show_prints_task(capsys: pytest.CaptureFixture[str]) -> None:
assert cli.main(["show", "01"]) == 0
assert "CREATE TABLE" in capsys.readouterr().out
def test_show_unknown_drill_exit_2(capsys: pytest.CaptureFixture[str]) -> None:
assert cli.main(["show", "zzz"]) == 2
assert "unknown drill" in capsys.readouterr().err
def test_start_and_stop_call_engine(capsys: pytest.CaptureFixture[str]) -> None:
with patch.object(_engine, "start") as start, patch.object(_engine, "stop") as stop:
assert cli.main(["start"]) == 0
assert cli.main(["stop"]) == 0
start.assert_called_once_with()
stop.assert_called_once_with()
assert "ready" in capsys.readouterr().out
def test_engine_error_is_exit_2(capsys: pytest.CaptureFixture[str]) -> None:
with patch.object(_engine, "start", side_effect=_engine.EngineError("boom")):
assert cli.main(["start"]) == 2
assert "boom" in capsys.readouterr().err
@pytest.mark.parametrize(("status", "code"), [("pass", 0), ("fail", 1), ("error", 2)])
def test_check_exit_codes(
status: str, code: int, tmp_path: Path, capsys: pytest.CaptureFixture[str]
) -> None:
result = _check.CheckResult(status, "MSG")
with patch.object(_check, "run_check", return_value=result):
assert cli.main(["check", "01", str(tmp_path / "q.sql")]) == code
assert "MSG" in capsys.readouterr().out
def test_check_unknown_drill(tmp_path: Path) -> None:
assert cli.main(["check", "zzz", str(tmp_path / "q.sql")]) == 2
def test_check_engine_error_exit_2(tmp_path: Path) -> None:
with patch.object(_check, "run_check", side_effect=_engine.EngineError("x")):
assert cli.main(["check", "01", str(tmp_path / "q.sql")]) == 2
def test_no_subcommand_is_usage_error() -> None:
with pytest.raises(SystemExit):
cli.main([])