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calendar: add snapshot test for Date::try_add_with_options across calendars and durations
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‎components/calendar/tests/date_addition_snapshot.rs‎

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use icu_calendar::{
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options::DateAddOptions, types::DateDuration, AnyCalendar, AnyCalendarKind, Date,
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};
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use insta::assert_debug_snapshot;
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#[test]
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fn test_date_add_across_calendars_and_durations() {
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let calendars = vec![
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AnyCalendarKind::Iso,
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AnyCalendarKind::Gregorian,
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AnyCalendarKind::Buddhist,
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];
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let iso_dates = vec![(2023, 1, 1), (2024, 6, 15), (2025, 12, 31)];
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let durations = vec![
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DateDuration {
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years: 0,
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months: 0,
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weeks: 0,
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days: 10,
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is_negative: false,
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},
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DateDuration {
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years: 0,
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months: 2,
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weeks: 0,
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days: 0,
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is_negative: false,
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},
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DateDuration {
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years: 1,
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months: 0,
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weeks: 0,
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days: 0,
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is_negative: false,
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},
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DateDuration {
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years: 1,
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months: 3,
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weeks: 0,
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days: 15,
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is_negative: false,
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},
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];
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let opts = DateAddOptions::default();
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for (y, m, d) in &iso_dates {
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for duration in &durations {
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for cal_kind in &calendars {
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let cal = AnyCalendar::new(*cal_kind);
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let mut date = Date::try_new_iso(*y, *m, *d)
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.expect("Valid ISO date")
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.to_calendar(cal.clone());
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date.try_add_with_options(*duration, opts)
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.expect("Addition should succeed");
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let result_iso = date.to_iso();
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assert_debug_snapshot!(
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format!("{:?}_{:?}_{:?}_{:?}", y, m, d, cal_kind),
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(
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format!("Start: {:?}-{:?}-{:?}", y, m, d),
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format!("Calendar: {:?}", cal_kind),
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format!("Duration added: {:?}", duration),
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format!("Resulting ISO date: {:?}", result_iso)
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)
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);
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}
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}
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}
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}

‎components/calendar/tests/snapshots/date_addition_snapshot__2023_1_1_Buddhist.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2023-1-1",
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"Calendar: Buddhist",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2024-4-16, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2023_1_1_Gregorian.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2023-1-1",
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"Calendar: Gregorian",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2024-4-16, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2023_1_1_Iso.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2023-1-1",
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"Calendar: Iso",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2024-4-16, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2024_6_15_Buddhist.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2024-6-15",
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"Calendar: Buddhist",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2025-9-30, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2024_6_15_Gregorian.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2024-6-15",
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"Calendar: Gregorian",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2025-9-30, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2024_6_15_Iso.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2024-6-15",
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"Calendar: Iso",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2025-9-30, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2025_12_31_Buddhist.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2025-12-31",
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"Calendar: Buddhist",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2027-4-15, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2025_12_31_Gregorian.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2025-12-31",
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"Calendar: Gregorian",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2027-4-15, default era, for calendar ISO)",
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)

‎components/calendar/tests/snapshots/date_addition_snapshot__2025_12_31_Iso.snap‎

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---
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source: components/calendar/tests/date_addition_snapshot.rs
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expression: "(format!(\"Start: {:?}-{:?}-{:?}\", y, m, d),\nformat!(\"Calendar: {:?}\", cal_kind),\nformat!(\"Duration added: {:?}\", duration),\nformat!(\"Resulting ISO date: {:?}\", result_iso))"
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---
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(
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"Start: 2025-12-31",
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"Calendar: Iso",
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"Duration added: DateDuration { is_negative: false, years: 1, months: 3, weeks: 0, days: 15 }",
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"Resulting ISO date: Date(2027-4-15, default era, for calendar ISO)",
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)

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