From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../formatRange-gregorian-proleptic.js | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 js/src/tests/non262/Intl/DateTimeFormat/formatRange-gregorian-proleptic.js (limited to 'js/src/tests/non262/Intl/DateTimeFormat/formatRange-gregorian-proleptic.js') diff --git a/js/src/tests/non262/Intl/DateTimeFormat/formatRange-gregorian-proleptic.js b/js/src/tests/non262/Intl/DateTimeFormat/formatRange-gregorian-proleptic.js new file mode 100644 index 0000000000..9356577b47 --- /dev/null +++ b/js/src/tests/non262/Intl/DateTimeFormat/formatRange-gregorian-proleptic.js @@ -0,0 +1,28 @@ +// |reftest| skip-if(!this.hasOwnProperty("Intl")) + +// Ensure formatRange() uses a proleptic Gregorian calendar. +// ICU bug: https://unicode-org.atlassian.net/browse/ICU-20705 + +let dtf = new Intl.DateTimeFormat("en", {timeZone: "UTC"}); + +// The Gregorian calendar was first introduced in 15 October 1582. +const firstGregorian = new Date("1582-10-15"); +assertEq(dtf.formatRange(firstGregorian, firstGregorian), dtf.format(firstGregorian)); + +// To deal with the ten days' difference between the Julian and the Gregorian calendar, some days +// were skipped, so that 4 October 1582 was followed by 15 October 1582. +const lastJulian = new Date("1582-10-04"); +assertEq(dtf.formatRange(lastJulian, lastJulian), dtf.format(lastJulian)); + +function rangePart(source, parts) { + return parts.filter(x => x.source === source).map(x => x.value).join(""); +} + +// Test with non-empty range. +assertEq(rangePart("startRange", dtf.formatRangeToParts(lastJulian, firstGregorian)), + dtf.format(lastJulian)); +assertEq(rangePart("endRange", dtf.formatRangeToParts(lastJulian, firstGregorian)), + dtf.format(firstGregorian)); + +if (typeof reportCompare === "function") + reportCompare(0, 0); -- cgit v1.2.3