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PR-URL: https://github.com/nodejs/node/pull/44741 Fixes: https://github.com/nodejs/node/issues/44650 Fixes: https://github.com/nodejs/node/issues/37472 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com>
46 lines
1.7 KiB
JavaScript
46 lines
1.7 KiB
JavaScript
// Copyright 2021 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony-temporal
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assertEquals("1970-01-01T00:00:00Z",
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(Temporal.Instant.fromEpochSeconds(0)).toJSON());
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let days_in_sec = 24 * 60 * 60;
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assertEquals("1970-12-31T23:59:59Z",
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Temporal.Instant.fromEpochSeconds((365 * days_in_sec) - 1).toJSON());
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assertEquals("1971-01-01T00:00:00Z",
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Temporal.Instant.fromEpochSeconds((365 * days_in_sec)).toJSON());
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assertEquals("1971-12-31T23:59:59Z",
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Temporal.Instant.fromEpochSeconds((2 *365 * days_in_sec - 1)).toJSON());
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assertEquals("1972-01-01T00:00:00Z",
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Temporal.Instant.fromEpochSeconds((2 *365 * days_in_sec)).toJSON());
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// 1972 is a leap year
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assertEquals("1972-02-28T00:00:00Z",
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Temporal.Instant.fromEpochSeconds(((2 *365 + 58) * days_in_sec)).toJSON());
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assertEquals("1972-02-29T00:00:00Z",
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Temporal.Instant.fromEpochSeconds(((2 *365 + 59) * days_in_sec)).toJSON());
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assertEquals("1985-01-01T00:00:00Z",
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Temporal.Instant.fromEpochSeconds(((15 *365 + 4) * days_in_sec)).toJSON());
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// Test with Date
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const year_in_sec = 24*60*60*365;
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const number_of_random_test = 500;
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for (i = 0; i < number_of_random_test ; i++) {
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// bertween -5000 years and +5000 years
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let ms = Math.floor(Math.random() * year_in_sec * 1000 * 10000) - year_in_sec * 1000 * 5000;
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// Temporal auto precision will remove trailing zeros in milliseconds so we only
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// compare the first 19 char- to second.
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let d = new Date(ms)
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dateout = d.toJSON().substr(0,19);
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temporalout = Temporal.Instant.fromEpochMilliseconds(ms).toJSON().substr(0, 19);
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if (dateout[0] != '0') {
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assertEquals(dateout, temporalout, ms);
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}
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}
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