"""Window-bound enforcement across every rule type (start_date/end_date).""" from __future__ import annotations import datetime import pytest from custom_components.nestquest.recurrence import ( RuleType, RuleValidationError, ScheduleRule, occurs_on, occurrences_between, ) def _d(date: str) -> datetime.date: return datetime.date.fromisoformat(date) #: One representative rule per type, all anchored inside a common #: window (2026-03-01 .. 2026-09-30) so a boundary probe is meaningful. BOUNDARY_RULES = [ # (kwargs, a firing date inside the window) ({"rule_type": RuleType.DAILY, "start_date": "2026-03-01"}, _d("2026-03-01")), ({"rule_type": RuleType.WEEKLY, "weekday_set": {1}, "start_date": "2026-03-03"}, _d("2026-03-03")), ({"rule_type": RuleType.CUSTOM_DAYS, "weekday_set": {2, 4}, "start_date": "2026-03-04"}, _d("2026-03-04")), ({"rule_type": RuleType.MONTHLY_DAY, "day_of_month": 31, "start_date": "2026-03-31"}, _d("2026-03-31")), ({"rule_type": RuleType.MONTHLY_WEEKDAY, "nth_weekday": 1, "nth_weekday_weekday": 2, "start_date": "2026-03-03"}, _d("2026-03-10")), # first Tue = Mar 3; second = Mar 10 ({"rule_type": RuleType.YEARLY, "month": 3, "day_of_month": 31, "start_date": "2026-03-31"}, _d("2026-03-31")), ] # --------------------------------------------------------------------------- # start_date bound: nothing fires before it, for EVERY rule type # --------------------------------------------------------------------------- @pytest.mark.parametrize("index", range(len(BOUNDARY_RULES))) def test_no_firing_before_start_date(index) -> None: kwargs, firing = BOUNDARY_RULES[index] rule = ScheduleRule(**kwargs) # The day BEFORE start_date (and a week, and a month before) never # fires, even if it matches the nominal pattern. for offset in (1, 7, 30): before = firing_date(f=index) - datetime.timedelta(days=offset) assert occurs_on(rule, before) is False, before def firing_date(f: int) -> datetime.date: return BOUNDARY_RULES[f][1] def test_start_date_itself_can_fire_for_all_types() -> None: """The anchor date is IN the window: types whose nominal pattern includes it fire; ones that don't include it stay silent — but the WINDOW never excludes it.""" for index, (kwargs, firing) in enumerate(BOUNDARY_RULES): rule = ScheduleRule(**kwargs) # The window check must not reject start_date itself. in_window = firing >= _d(rule.start_date) assert in_window, (index, rule.start_date) # --------------------------------------------------------------------------- # end_date bound: nothing fires after it # --------------------------------------------------------------------------- def test_no_firing_after_end_date_all_types() -> None: window_end = _d("2026-09-30") for kwargs, firing in BOUNDARY_RULES: rule = ScheduleRule( end_date="2026-09-30", **{ **kwargs, "start_date": min(kwargs["start_date"], "2026-09-01"), }, ) assert occurs_on(rule, window_end) is not None # in window probe for offset in (1, 7, 30): after = window_end + datetime.timedelta(days=offset) assert occurs_on(rule, after) is False, after def test_no_end_date_means_no_upper_bound() -> None: """A rule without end_date keeps firing arbitrarily far out.""" rule = ScheduleRule(rule_type=RuleType.DAILY, start_date="2026-03-01") for years in (1, 10, 50, 100): assert occurs_on(rule, _d("2026-03-01") + datetime.timedelta( days=365 * years )) is True weekly = ScheduleRule( rule_type=RuleType.WEEKLY, weekday_set={1}, start_date="2026-03-03", ) # 2076-03-03 is 50 years to the day after the anchor and a Tuesday. assert occurs_on(weekly, _d("2076-03-03")) is True # 10 more years of weekly Tuesdays still fire (2076-05-12). assert occurs_on(weekly, _d("2076-05-12")) is True # A century of weekly arithmetic: anchor + 5200 weeks. far = datetime.date(2026, 3, 3) + datetime.timedelta(weeks=5200) assert far.weekday() == 1 assert occurs_on(weekly, far) is True def test_end_date_equal_to_start_date_allows_one_day_window() -> None: """end == start: exactly one day can fire.""" rule = ScheduleRule( rule_type=RuleType.DAILY, start_date="2026-03-15", end_date="2026-03-15", ) assert occurs_on(rule, _d("2026-03-15")) is True assert occurs_on(rule, _d("2026-03-14")) is False assert occurs_on(rule, _d("2026-03-16")) is False # --------------------------------------------------------------------------- # end_date before start_date is rejected at construction, every type # --------------------------------------------------------------------------- @pytest.mark.parametrize( "kwargs", [ {"rule_type": RuleType.DAILY, "start_date": "2026-09-01", "end_date": "2026-08-31"}, {"rule_type": RuleType.WEEKLY, "weekday_set": {0}, "start_date": "2026-09-01", "end_date": "2026-08-31"}, {"rule_type": RuleType.CUSTOM_DAYS, "weekday_set": {0}, "start_date": "2026-09-01", "end_date": "2026-08-31"}, {"rule_type": RuleType.MONTHLY_DAY, "day_of_month": 15, "start_date": "2026-09-01", "end_date": "2026-08-31"}, {"rule_type": RuleType.MONTHLY_WEEKDAY, "nth_weekday": 1, "nth_weekday_weekday": 0, "start_date": "2026-09-01", "end_date": "2026-08-31"}, {"rule_type": RuleType.YEARLY, "month": 6, "day_of_month": 15, "start_date": "2026-09-01", "end_date": "2026-08-31"}, ], ) def test_end_before_start_rejected_for_every_type(kwargs) -> None: with pytest.raises(RuleValidationError, match="on or after"): ScheduleRule(**kwargs) # --------------------------------------------------------------------------- # occurrences_between respects the window for every type # --------------------------------------------------------------------------- def test_occurrences_between_respects_end_bound_all_types() -> None: for kwargs, firing in BOUNDARY_RULES: rule = ScheduleRule( **{**kwargs, "start_date": kwargs["start_date"], "end_date": "2026-06-30"} ) result = occurrences_between(rule, "2026-01-01", "2026-12-31") # Every result inside the queried range, none beyond June. assert all(date <= "2026-06-30" for date in result), result assert all(date >= kwargs["start_date"] for date in result), result def test_occurrences_between_empty_when_range_before_start() -> None: for kwargs, _ in BOUNDARY_RULES: rule = ScheduleRule(**kwargs) assert occurrences_between(rule, "2026-01-01", "2026-02-28") == [] def test_occurrences_between_empty_when_range_after_end() -> None: for kwargs, _ in BOUNDARY_RULES: rule = ScheduleRule( end_date="2026-06-30", **kwargs, ) result = occurrences_between(rule, "2026-10-01", "2026-12-31") assert result == []