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67 lines
1.6 KiB
JavaScript
67 lines
1.6 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.from
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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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[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14].forEach((n) => {
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const tz = "Etc/GMT-" + n;
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const instance = Temporal.TimeZone.from(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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const gmtMinus24TZ = "Etc/GMT-24";
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assert.throws(
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RangeError,
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() => Temporal.TimeZone.from(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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const tz = "Etc/GMT-0" + n;
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assert.throws(
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RangeError,
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() => Temporal.TimeZone.from(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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const tz = "Etc/GMT+0" + n;
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assert.throws(
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RangeError,
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() => Temporal.TimeZone.from(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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[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12].forEach((n) => {
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const tz = "Etc/GMT+" + n;
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const instance = Temporal.TimeZone.from(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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const gmtPlus24TZ = "Etc/GMT+24";
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assert.throws(
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RangeError,
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() => Temporal.TimeZone.from(gmtPlus24TZ),
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gmtPlus24TZ + " is an invalid timezone"
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);
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