mirror of https://github.com/tc39/test262.git
80 lines
1.9 KiB
JavaScript
80 lines
1.9 KiB
JavaScript
// Copyright (C) 2022 Igalia, S.L. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-temporal.timezone
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description: Some Etc/GMT{+/-}{0}N timezones are valid, but not all
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features: [Temporal]
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---*/
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// "Etc/GMT-0" through "Etc/GMT-14" are OK
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assert.sameValue(
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(new Temporal.TimeZone("Etc/GMT-0")).toString(),
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"UTC", // if the offset is -0, we say "UTC" rather than "GMT"
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"Etc/GMT-0 is a valid timezone"
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);
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[1,2,3,4,5,6,7,8,9,10,11,12,13,14].forEach((n) => {
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let tz = "Etc/GMT-" + n;
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let instance = new Temporal.TimeZone(tz);
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assert.sameValue(
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instance.toString(),
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tz,
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tz + " is a valid timezone"
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);
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});
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let gmtMinus24TZ = "Etc/GMT-24";
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assert.throws(
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RangeError,
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() => { new Temporal.TimeZone(gmtMinus24TZ); },
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gmtMinus24TZ + " is an invalid timezone"
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);
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// "Etc/GMT-0N" is not OK (1 ≤ N ≤ 9)
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[1,2,3,4,5,6,7,8,9].forEach((n) => {
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let tz = "Etc/GMT-0" + n;
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assert.throws(
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RangeError,
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() => { new Temporal.TimeZone(tz); },
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tz + " is an invalid timezone"
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);
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});
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// "Etc/GMT+0N" is not OK (0 ≤ N ≤ 9)
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[0,1,2,3,4,5,6,7,8,9].forEach((n) => {
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let tz = "Etc/GMT+0" + n;
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assert.throws(
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RangeError,
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() => { new Temporal.TimeZone(tz); },
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tz + " is an invalid timezone"
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);
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});
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// Etc/GMT+0" through "Etc/GMT+12" are OK
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// zero is handled in its own way (say "UTC" rather than "GMT"):
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assert.sameValue(
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(new Temporal.TimeZone("Etc/GMT+0")).toString(),
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"UTC", // if the offset is +0, we say "UTC" rather than "GMT"
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"Etc/GMT+0 is a valid timezone"
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);
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[1,2,3,4,5,6,7,8,9,10,11,12].forEach((n) => {
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let tz = "Etc/GMT+" + n;
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let instance = new Temporal.TimeZone(tz);
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assert.sameValue(
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instance.toString(),
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tz,
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tz + " is a valid timezone"
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);
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});
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let gmtPlus24TZ = "Etc/GMT+24";
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assert.throws(
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RangeError,
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() => { new Temporal.TimeZone(gmtPlus24TZ); },
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gmtPlus24TZ + " is an invalid timezone"
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);
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