tor-browser

The Tor Browser
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reference-year-1972.js (3663B)

      1 // |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
      2 // Copyright (C) 2023 Igalia, S.L. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 
      5 /*---
      6 esid: sec-temporal.plainmonthday.from
      7 description: Deterministic choosing of the reference year
      8 includes: [temporalHelpers.js]
      9 features: [Temporal]
     10 ---*/
     11 
     12 const result1 = Temporal.PlainMonthDay.from({ year: 2021, monthCode: "M02", day: 29, calendar: "gregory" });
     13 TemporalHelpers.assertPlainMonthDay(
     14  result1, "M02", 28,
     15  "year and monthCode determine if calendar date exists, but reference year should be 1972",
     16  1972
     17 );
     18 
     19 const result2 = Temporal.PlainMonthDay.from({ year: 2021, month: 2, day: 29, calendar: "gregory" }, { overflow: "constrain" });
     20 TemporalHelpers.assertPlainMonthDay(
     21  result2, "M02", 28,
     22  "year and month determine if calendar date exists, but reference year should be 1972",
     23  1972
     24 );
     25 
     26 assert.throws(
     27  RangeError,
     28  () => Temporal.PlainMonthDay.from({ year: 2021, monthCode: "M02", day: 29, calendar: "gregory" }, { overflow: "reject" }),
     29  "RangeError thrown if monthCode and day does not exist in given year and overflow is reject"
     30 );
     31 
     32 assert.throws(
     33  RangeError,
     34  () => Temporal.PlainMonthDay.from({ year: 2021, month: 2, day: 29, calendar: "gregory" }, { overflow: "reject" }),
     35  "RangeError thrown if month and day does not exist in given year and overflow is reject"
     36 );
     37 
     38 const result3 = Temporal.PlainMonthDay.from({ monthCode: "M01", day: 1, calendar: "hebrew" });
     39 TemporalHelpers.assertPlainMonthDay(
     40  result3, "M01", 1,
     41  "reference year should be 1972 if date exists in 1972",
     42  1972
     43 );
     44 
     45 const result4 = Temporal.PlainMonthDay.from({ monthCode: "M05L", day: 1, calendar: "hebrew" });
     46 TemporalHelpers.assertPlainMonthDay(
     47  result4, "M05L", 1,
     48  "reference year should be the latest ISO year before 1972 if date does not exist in 1972",
     49  1970
     50 );
     51 
     52 const result5 = Temporal.PlainMonthDay.from({ year: 5781, monthCode: "M02", day: 30, calendar: "hebrew" });
     53 TemporalHelpers.assertPlainMonthDay(
     54  result5, "M02", 29,
     55  "year and monthCode determine if calendar date exists, and reference year must agree (Cheshvan 5781 has 29 days)",
     56  1972
     57 );
     58 
     59 const result6 = Temporal.PlainMonthDay.from({ year: 5781, month: 2, day: 30, calendar: "hebrew" }, { overflow: "constrain" });
     60 TemporalHelpers.assertPlainMonthDay(
     61  result6, "M02", 29,
     62  "year and month determine if calendar date exists, and reference year must agree (Cheshvan 5781 has 29 days)",
     63  1972
     64 );
     65 
     66 const result7 = Temporal.PlainMonthDay.from({ monthCode: "M02", day: 30, calendar: "hebrew" });
     67 TemporalHelpers.assertPlainMonthDay(
     68  result7, "M02", 30,
     69  "reference year must be the latest ISO year at or before 1972 that includes monthCode and day (Cheshvan 5781 has 29 days)",
     70  1971
     71 );
     72 
     73 assert.throws(
     74  RangeError,
     75  () => Temporal.PlainMonthDay.from({ year: 5781, monthCode: "M02", day: 30, calendar: "hebrew" }, { overflow: "reject" }),
     76  "RangeError thrown if monthCode and day does not exist in given year and overflow is reject"
     77 );
     78 
     79 assert.throws(
     80  RangeError,
     81  () => Temporal.PlainMonthDay.from({ year: 5781, month: 2, day: 30, calendar: "hebrew" }, { overflow: "reject" }),
     82  "RangeError thrown if month and day does not exist in given year and overflow is reject"
     83 );
     84 
     85 const result8 = Temporal.PlainMonthDay.from({ monthCode: "M04", day: 26, calendar: "hebrew" });
     86 TemporalHelpers.assertPlainMonthDay(
     87  result8, "M04", 26,
     88  "reference date should be the later one, if two options exist in ISO year 1972",
     89  1972
     90 );
     91 assert.sameValue(result8.toString(), "1972-12-31[u-ca=hebrew]", "reference date");
     92 
     93 reportCompare(0, 0);