screen-locker/screen_locker/tests/test_compliance_state_part2.py
Krzysztof kuhy Rudnicki 1d5965b9a7
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Close the four gaps that let a decided lock never reach the screen
Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-30 15:24:45 +02:00

247 lines
9.1 KiB
Python

"""Tests for _compliance_state.explain_lock_decision's full branch trace."""
from __future__ import annotations
from datetime import UTC, datetime
import json
from typing import TYPE_CHECKING
from unittest.mock import patch
from screen_locker._compliance_state import explain_lock_decision
from screen_locker._sick_tracker import SickHistory
if TYPE_CHECKING:
from pathlib import Path
def _today() -> str:
return datetime.now(tz=UTC).strftime("%Y-%m-%d")
class TestExplainLockDecision:
"""Full branch trace of the read-only lock-decision chain."""
def _files(self, tmp_path: Path) -> dict[str, Path]:
return {
"log_file": tmp_path / "log.json",
"scheduled_skips_file": tmp_path / "scheduled_skips.json",
"early_bird_pending_file": tmp_path / "early_bird_pending.json",
}
def test_scheduled_skip_short_circuits(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
files["scheduled_skips_file"].write_text(json.dumps([_today()]))
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
)
assert result.fired is False
assert result.stage == "scheduled_skip"
assert result.trace[0].fired is True
def test_early_bird_window_still_open_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
files["early_bird_pending_file"].write_text(
json.dumps({"date": _today(), "hmac": "sig"})
)
now = datetime.now(tz=UTC).astimezone().replace(hour=6, minute=0)
with patch(
"screen_locker._compliance_predicates.verify_entry_hmac", return_value=True
):
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=now,
)
assert result.fired is False
assert result.stage == "early_bird_window_open"
def test_expired_early_bird_falls_through_to_full_lock(
self, tmp_path: Path
) -> None:
files = self._files(tmp_path)
files["early_bird_pending_file"].write_text(
json.dumps({"date": _today(), "hmac": "sig"})
)
now = datetime.now(tz=UTC).astimezone().replace(hour=10, minute=0)
with patch(
"screen_locker._compliance_predicates.verify_entry_hmac", return_value=True
):
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=now,
)
assert result.fired is True
assert result.stage == "would_lock"
assert result.auto_upgrade.via == "early_bird_expired"
expired_step = next(
t for t in result.trace if t.name == "early_bird_pending_expired"
)
assert expired_step.fired is True
def test_sick_day_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(sick_days=[_today()]),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "sick_day"
def test_already_logged_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
files["log_file"].write_text(json.dumps({_today(): {"hmac": "sig"}}))
with patch(
"screen_locker._compliance_predicates.verify_entry_hmac", return_value=True
):
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "already_logged"
def test_wake_alarm_skip_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
wake_skip=True,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "wake_alarm_skip"
def test_fresh_early_bird_time_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
now = datetime.now(tz=UTC).astimezone().replace(hour=6, minute=0)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=now,
)
assert result.fired is False
assert result.stage == "early_bird_time_fresh"
assert "08:30" in result.reason
assert "09:00" not in result.reason
def test_fresh_early_bird_time_names_09_00_when_extended(
self, tmp_path: Path
) -> None:
"""The re-check time isn't ambiguous — it's whichever one actually applies."""
files = self._files(tmp_path)
now = datetime.now(tz=UTC).astimezone().replace(hour=6, minute=0)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=True,
weekly_minimum_met=False,
relaxed_day=False,
now=now,
)
assert result.fired is False
assert result.stage == "early_bird_time_fresh"
assert "09:00" in result.reason
assert "08:30" not in result.reason
def test_relaxed_day_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=True,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "relaxed_day"
def test_relaxed_day_already_skipped_short_circuits_before_relaxed_day(
self, tmp_path: Path
) -> None:
"""A same-day relaxed_day_skip entry reports its own accurate stage.
Without this, the trace would report the generic "relaxed_day" stage
even after the user already dismissed today's prompt, which is
misleading — the popup is not about to be shown again.
"""
from screen_locker._log_mixin import write_signed_entry
files = self._files(tmp_path)
write_signed_entry(files["log_file"], _today(), {"type": "relaxed_day_skip"})
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=True,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "relaxed_day_already_skipped"
def test_weekly_minimum_met_skips(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=True,
relaxed_day=False,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is False
assert result.stage == "weekly_minimum_met"
def test_full_lock_when_nothing_applies(self, tmp_path: Path) -> None:
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
now=datetime.now(tz=UTC).astimezone().replace(hour=12, minute=0),
)
assert result.fired is True
assert result.stage == "would_lock"
assert result.auto_upgrade.via == "none"
assert result.heat_skip_evaluated is False
def test_defaults_now_to_current_time(self, tmp_path: Path) -> None:
"""Covers the ``now is None`` branch — just needs to not raise."""
files = self._files(tmp_path)
result = explain_lock_decision(
**files,
sick_history=SickHistory(),
extended_early_bird=False,
weekly_minimum_met=False,
relaxed_day=False,
)
assert isinstance(result.fired, bool)