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// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
// Copyright (C) 2024 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.zoneddatetime.from
description: ISO strings at the edges of the representable range
features: [Temporal]
---*/
// offset: "use" takes the exact time with the given UTC offset, and so doesn't
// need to compute the UTC epoch nanoseconds at the wall-clock time.
// offset: "ignore" takes the UTC offset from the time zone, which in the case
// of an offset time zone also doesn't need to compute the UTC epoch nanoseconds
// at the wall-clock time.
const validStringsForOffsetUseIgnore = [
"-271821-04-20T00:00Z[UTC]",
"-271821-04-19T23:00-01:00[-01:00]",
"-271821-04-19T00:01-23:59[-23:59]",
"+275760-09-13T00:00Z[UTC]",
"+275760-09-13T01:00+01:00[+01:00]",
"+275760-09-13T23:59+23:59[+23:59]",
];
for (const offset of ["use", "ignore"]) {
for (const arg of validStringsForOffsetUseIgnore) {
Temporal.ZonedDateTime.from(arg, { offset: "use" });
}
}
// Other values for offset need to compute the UTC epoch nanoseconds at the
// wall-clock time, so that can't be outside the representable range even if
// the signified exact time is inside.
const validStringsForOffsetPreferReject = [
"-271821-04-20T00:00Z[UTC]",
"+275760-09-13T00:00Z[UTC]",
"+275760-09-13T01:00+01:00[+01:00]",
"+275760-09-13T23:59+23:59[+23:59]",
];
const invalidStringsForOffsetPreferReject = [
"-271821-04-19T23:00-01:00[-01:00]",
"-271821-04-19T00:00:01-23:59[-23:59]",
];
for (const offset of ["prefer", "reject"]) {
for (const arg of validStringsForOffsetPreferReject) {
Temporal.ZonedDateTime.from(arg, { offset });
}
for (const arg of invalidStringsForOffsetPreferReject) {
assert.throws(
RangeError,
() => Temporal.ZonedDateTime.from(arg, { offset }),
`wall-clock time of "${arg}" is outside the representable range of ZonedDateTime (offset=${offset})`
);
}
}
const invalidStrings = [
"-271821-04-19T23:59:59.999999999Z[UTC]",
"-271821-04-19T23:00-00:59[-00:59]",
"-271821-04-19T00:00:00-23:59[-23:59]",
"+275760-09-13T00:00:00.000000001Z[UTC]",
"+275760-09-13T01:00+00:59[+00:59]",
"+275760-09-14T00:00+23:59[+23:59]",
];
for (const offset of ["use", "ignore", "prefer", "reject"]) {
for (const arg of invalidStrings) {
assert.throws(
RangeError,
() => Temporal.ZonedDateTime.from(arg, { offset }),
`"${arg}" is outside the representable range of ZonedDateTime (offset=${offset})`
);
}
}
reportCompare(0, 0);