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2bb93e1108
Set the locale to a known good value because it affects ICU's date string formatting. Setting LC_ALL needs to happen before the first call to `icu::Locale::getDefault()` because ICU caches the result. Fixes: https://github.com/nodejs/node/issues/27856 PR-URL: https://github.com/nodejs/node/pull/28096 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Vladimir de Turckheim <vlad2t@hotmail.com>
53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
'use strict';
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// Set the locale to a known good value because it affects ICU's date string
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// formatting. Setting LC_ALL needs to happen before the first call to
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// `icu::Locale::getDefault()` because ICU caches the result.
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process.env.LC_ALL = 'C';
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const common = require('../common');
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const assert = require('assert');
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if (!common.isMainThread)
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common.skip('process.env.TZ is not intercepted in Workers');
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if (common.isWindows) // Using a different TZ format.
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common.skip('todo: test on Windows');
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const date = new Date('2018-04-14T12:34:56.789Z');
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process.env.TZ = 'Europe/Amsterdam';
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if (date.toString().includes('(Europe)'))
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common.skip('not using bundled ICU'); // Shared library or --with-intl=none.
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if ('Sat Apr 14 2018 12:34:56 GMT+0000 (GMT)' === date.toString())
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common.skip('missing tzdata'); // Alpine buildbots lack Europe/Amsterdam.
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if (date.toString().includes('(Central European Time)') ||
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date.toString().includes('(CET)')) {
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// The AIX and SmartOS buildbots report 2018 CEST as CET
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// because apparently for them that's still the deep future.
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common.skip('tzdata too old');
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}
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assert.strictEqual(
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date.toString().replace('Central European Summer Time', 'CEST'),
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'Sat Apr 14 2018 14:34:56 GMT+0200 (CEST)');
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process.env.TZ = 'Europe/London';
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assert.strictEqual(
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date.toString().replace('British Summer Time', 'BST'),
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'Sat Apr 14 2018 13:34:56 GMT+0100 (BST)');
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process.env.TZ = 'Etc/UTC';
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assert.strictEqual(
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date.toString().replace('Coordinated Universal Time', 'UTC'),
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'Sat Apr 14 2018 12:34:56 GMT+0000 (UTC)');
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// Just check that deleting the environment variable doesn't crash the process.
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// We can't really check the result of date.toString() because we don't know
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// the default time zone.
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delete process.env.TZ;
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date.toString();
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