mirror of
https://github.com/kuhyx/testsAndMisc.git
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80 lines
2.5 KiB
Python
80 lines
2.5 KiB
Python
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"""Tests for _gate.py — the slot/state composition that decides locking.
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The slot arithmetic and the logged-slot state are both exercised elsewhere, so
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here the logged set is mocked and ``now`` is injected to drive each decision.
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"""
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from __future__ import annotations
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from datetime import datetime, timezone
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from unittest.mock import patch
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from python_pkg.diet_guard._gate import due_slots, gate_is_due, gate_message
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def _at(hour: int) -> datetime:
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"""Return a fixed local datetime at ``hour``."""
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return datetime(2026, 1, 1, hour, 0, tzinfo=timezone.utc)
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def _logged(slots: set[int]) -> object:
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"""Patch the logged-slots source so the decision is deterministic."""
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return patch(
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"python_pkg.diet_guard._gate.logged_slots_today",
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return_value=slots,
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)
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class TestDueSlots:
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"""Elapsed-but-unlogged slots."""
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def test_injected_now(self) -> None:
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"""With 08:00 logged at 13:00, only 12:00 is due."""
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with _logged({8}):
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assert due_slots(_at(13)) == (12,)
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def test_default_now_uses_clock(self) -> None:
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"""Omitting ``now`` reads the real clock (mocked here for determinism)."""
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with (
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_logged(set()),
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patch(
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"python_pkg.diet_guard._gate.now_local",
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return_value=_at(9),
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),
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):
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assert due_slots() == (8,)
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class TestGateIsDue:
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"""The boolean lock decision."""
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def test_due_when_a_slot_is_missing(self) -> None:
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"""A missing elapsed slot warrants a lock."""
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with _logged(set()):
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assert gate_is_due(_at(13)) is True
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def test_not_due_when_all_logged(self) -> None:
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"""Everything elapsed is logged -> no lock."""
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with _logged({8, 12}):
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assert gate_is_due(_at(13)) is False
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class TestGateMessage:
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"""The human-readable reason line."""
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def test_all_logged(self) -> None:
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"""Nothing missing -> the up-to-date message."""
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with _logged({8, 12}):
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assert "up to date" in gate_message(_at(13))
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def test_single_missing(self) -> None:
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"""One missing slot -> singular phrasing."""
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with _logged({8}):
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assert gate_message(_at(13)) == "Log your 12:00 meal to unlock."
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def test_multiple_missing(self) -> None:
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"""Several missing slots -> plural phrasing listing them."""
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with _logged(set()):
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message = gate_message(_at(17))
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assert message == "Log your meals for 08:00, 12:00, 16:00 to unlock."
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