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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js b/js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js new file mode 100644 index 0000000000..57d9ec6800 --- /dev/null +++ b/js/src/tests/test262/built-ins/Date/UTC/fp-evaluation-order.js @@ -0,0 +1,22 @@ +// Copyright (C) 2020 Kevin Gibbons. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-date.utc +description: arithmetic in Date is done on floating-point numbers +info: | + [...] + Return TimeClip(MakeDate(MakeDay(yr, m, dt), MakeTime(h, min, s, milli))). + + #sec-maketime + + Let _t_ be ((_h_ `*` msPerHour `+` _m_ `*` msPerMinute) `+` _s_ `*` msPerSecond) `+` _milli_, performing the arithmetic according to IEEE 754-2019 rules (that is, as if using the ECMAScript operators `*` and `+`). + + #sec-makedate + + Return day × msPerDay + time. +---*/ + +assert.sameValue(Date.UTC(1970, 0, 1, 80063993375, 29, 1, -288230376151711740), 29312, 'order of operations / precision in MakeTime'); +assert.sameValue(Date.UTC(1970, 0, 213503982336, 0, 0, 0, -18446744073709552000), 34447360, 'precision in MakeDate'); + +reportCompare(0, 0); |