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Krzysztof kuhy Rudnicki
1d5965b9a7
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Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
92 lines
3.6 KiB
Python
92 lines
3.6 KiB
Python
"""Tests for the run-modes that never reach the lock decision.
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Split out of test_decision_log.py for the 250-line cap. These cover the two
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records that keep "this run did not decide" distinguishable from "this run
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decided not to lock" -- the confusion that hid a 13-day enforcement outage.
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"""
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from __future__ import annotations
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from typing import TYPE_CHECKING
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from unittest.mock import patch
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from screen_locker._decision_log import (
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read_decisions,
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record_no_decision,
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record_run_aborted,
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)
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if TYPE_CHECKING:
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from pathlib import Path
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import pytest
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_PKG = "screen_locker._decision_log"
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class TestRecordNoDecision:
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"""Modes that never evaluate the lock must be distinguishable."""
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def test_records_mode_and_null_lock(self, tmp_path: Path) -> None:
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"""'did not decide' must not look like 'decided not to lock'."""
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target = tmp_path / "d.jsonl"
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record_no_decision("--sync-only", log_file=target)
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(record,) = read_decisions(log_file=target)
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assert record["locked"] is None
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assert record["reason"] == "mode_makes_no_decision"
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assert record["mode"] == "--sync-only"
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def test_it_reports_what_the_locker_was_doing(self, tmp_path: Path) -> None:
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"""The every-15-minutes heartbeat is where this gets observed.
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systemd cannot start a second instance of an already-active
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Type=simple unit, so on 2026-08-30 the 09:30-14:00 timer triggers were
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silent no-ops and these sync lines were the only records in the
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window -- saying nothing about the run that had decided to lock at
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09:01 and was still waiting behind wake_alarm.
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"""
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target = tmp_path / "d.jsonl"
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with (
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patch(f"{_PKG}.locker_unit_active", return_value=True),
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patch(
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f"{_PKG}.read_queue_wait",
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return_value={"blocked_by": ["wake_alarm"], "elapsed_seconds": 9000},
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),
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):
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record_no_decision("--sync-only", log_file=target)
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(record,) = read_decisions(log_file=target)
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assert record["locker_running"] is True
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assert record["queued_behind"] == ["wake_alarm"]
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def test_an_unqueued_run_omits_the_blocker_field(self, tmp_path: Path) -> None:
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"""No blocker is the normal case; it must not add noise to every row."""
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target = tmp_path / "d.jsonl"
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with (
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patch(f"{_PKG}.locker_unit_active", return_value=False),
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patch(f"{_PKG}.read_queue_wait", return_value=None),
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):
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record_no_decision("--sync-only", log_file=target)
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(record,) = read_decisions(log_file=target)
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assert "queued_behind" not in record
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assert record["locker_running"] is False
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class TestRecordRunAborted:
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"""A run that meant to decide and could not is its own outcome."""
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def test_it_records_the_reason_and_the_detail(self, tmp_path: Path) -> None:
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"""1695 runs died at 02:00 leaving only a stack trace behind."""
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target = tmp_path / "d.jsonl"
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record_run_aborted("no_display", "No usable X display.", log_file=target)
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(record,) = read_decisions(log_file=target)
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assert record["locked"] is None
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assert record["reason"] == "no_display"
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assert record["detail"] == "No usable X display."
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def test_it_is_loud(self, tmp_path: Path, caplog: pytest.LogCaptureFixture) -> None:
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"""Unlike the sync modes, this is never an expected outcome."""
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record_run_aborted(
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"no_display", "No usable X display.", log_file=tmp_path / "d"
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)
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assert any(r.levelname == "WARNING" for r in caplog.records)
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