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Krzysztof kuhy Rudnicki
e761926df4
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Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
99 lines
3.7 KiB
Python
99 lines
3.7 KiB
Python
"""Tests for _phone_weight.py -- the weight log's newest weigh-in into ``w``.
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The on-disk budget is redirected by conftest's ``_isolate_state``.
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"""
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from __future__ import annotations
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from diet_guard._body_store import set_weight
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from diet_guard._budget import read_raw_record, write_raw_record
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from diet_guard._budget_derived import budget_weight
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from diet_guard._phone_weight import refresh_weight_from_log, update_weight
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def _seed(weight: float | None, edited: str) -> None:
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record: dict[str, object] = {"v": 2, "b": 2000, "t": edited}
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if weight is not None:
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record["w"] = weight
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write_raw_record(record)
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def _lines_after(day: str | None, kg: float = 72.4) -> list[str]:
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if day is not None:
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set_weight(day, kg, "phone")
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lines: list[str] = []
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refresh_weight_from_log(lines.append)
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return lines
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class TestUpdateWeight:
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def test_sets_weight_and_refreshes_the_edit_stamp(self) -> None:
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_seed(78.5, "2026-08-15T18:38:45+02:00")
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assert update_weight(72.44) is True
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record = read_raw_record()
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assert record is not None
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assert record["w"] == 72.4
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assert record["b"] == 2000
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assert str(record["t"]).startswith("20")
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assert record["t"] != "2026-08-15T18:38:45+02:00"
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assert budget_weight() == 72.4
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def test_without_a_budget_writes_nothing(self) -> None:
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assert update_weight(72.4) is False
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assert read_raw_record() is None
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class TestRefreshWeightFromLog:
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def test_applies_a_newer_weigh_in_and_reports_it(self) -> None:
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_seed(78.5, "2026-08-15T18:38:45+02:00")
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lines = _lines_after("2026-09-17", 72.4)
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assert lines == ["weight: 72.4 kg from the weight log (2026-09-17)."]
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assert budget_weight() == 72.4
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def test_applies_when_the_record_has_no_weight_yet(self) -> None:
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_seed(None, "2026-08-15T18:38:45+02:00")
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assert _lines_after("2026-09-17", 72.4)
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assert budget_weight() == 72.4
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def test_applies_when_the_record_has_no_edit_stamp(self) -> None:
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write_raw_record({"v": 1, "b": 2000})
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assert _lines_after("2026-09-17", 72.4)
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assert budget_weight() == 72.4
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def test_skips_a_weigh_in_from_the_budget_edit_day_or_earlier(self) -> None:
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_seed(78.5, "2026-09-17T21:30:00+02:00")
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assert _lines_after("2026-09-17", 72.4) == []
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assert _lines_after("2026-09-16", 72.4) == []
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assert budget_weight() == 78.5
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def test_skips_a_weight_that_matches_within_tolerance(self) -> None:
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_seed(72.4, "2026-08-15T18:38:45+02:00")
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assert _lines_after("2026-09-17", 72.44) == []
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record = read_raw_record()
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assert record is not None
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assert record["t"] == "2026-08-15T18:38:45+02:00"
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def test_a_bool_weight_in_the_record_is_not_a_weight(self) -> None:
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write_raw_record({"v": 2, "b": 2000, "t": "2026-08-15", "w": True})
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assert _lines_after("2026-09-17", 72.4)
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assert budget_weight() == 72.4
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def test_skips_when_nothing_is_published(self) -> None:
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_seed(78.5, "2026-08-15T18:38:45+02:00")
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assert _lines_after(None) == []
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assert budget_weight() == 78.5
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def test_skips_when_there_is_no_budget(self) -> None:
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assert _lines_after("2026-09-17", 72.4) == []
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assert read_raw_record() is None
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def test_a_deleted_newest_day_falls_back_to_the_previous_one(self) -> None:
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_seed(78.5, "2026-08-15T18:38:45+02:00")
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set_weight("2026-09-16", 74.0)
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set_weight("2026-09-17", 72.4)
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set_weight("2026-09-17", None)
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assert _lines_after(None) == [
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"weight: 74.0 kg from the weight log (2026-09-16)."
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]
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assert budget_weight() == 74.0
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