From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- ...ment-zoneddatetime-negative-epochnanoseconds.js | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/argument-zoneddatetime-negative-epochnanoseconds.js (limited to 'js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/argument-zoneddatetime-negative-epochnanoseconds.js') diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/argument-zoneddatetime-negative-epochnanoseconds.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/argument-zoneddatetime-negative-epochnanoseconds.js new file mode 100644 index 0000000000..2bdf59aa9c --- /dev/null +++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/withPlainTime/argument-zoneddatetime-negative-epochnanoseconds.js @@ -0,0 +1,25 @@ +// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally +// Copyright (C) 2021 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-temporal.zoneddatetime.prototype.withplaintime +description: A pre-epoch value is handled correctly by the modulo operation in GetISOPartsFromEpoch +info: | + sec-temporal-getisopartsfromepoch step 1: + 1. Let _remainderNs_ be the mathematical value whose sign is the sign of _epochNanoseconds_ and whose magnitude is abs(_epochNanoseconds_) modulo 106. + sec-temporal-builtintimezonegetplaindatetimefor step 2: + 2. Let _result_ be ! GetISOPartsFromEpoch(_instant_.[[Nanoseconds]]). +features: [Temporal] +---*/ + +const datetime = new Temporal.ZonedDateTime(-13849764_999_999_999n, "UTC"); + +// This code path shows up anywhere we convert an exact time, before the Unix +// epoch, with nonzero microseconds or nanoseconds, into a wall time. + +const instance = new Temporal.ZonedDateTime(0n, "UTC"); +const result = instance.withPlainTime(datetime); +assert.sameValue(result.epochNanoseconds, 60635_000_000_001n); + +reportCompare(0, 0); -- cgit v1.2.3