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https://github.com/tc39/proposal-temporal/pull/1907 was a bug that caused negative Duration strings with fractional units to be rounded incorrectly. Add tests that ensure the rounding mode is correct. This was a normative change that achieved consensus at the December 2021 TC39 meeting.
21 lines
1.0 KiB
JavaScript
21 lines
1.0 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.duration.compare
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description: Strings with fractional duration units are rounded with the correct rounding mode
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features: [Temporal]
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---*/
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const expectedPos = new Temporal.Duration(0, 0, 0, 0, 1, 1, 52, 500);
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const expectedNeg = new Temporal.Duration(0, 0, 0, 0, -1, -1, -52, -500);
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assert.sameValue(Temporal.Duration.compare("PT1.03125H", expectedPos), 0,
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"positive fractional units rounded with correct rounding mode (first argument)");
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assert.sameValue(Temporal.Duration.compare("-PT1.03125H", expectedNeg), 0,
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"negative fractional units rounded with correct rounding mode (first argument)");
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assert.sameValue(Temporal.Duration.compare(expectedPos, "PT1.03125H"), 0,
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"positive fractional units rounded with correct rounding mode (second argument)");
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assert.sameValue(Temporal.Duration.compare(expectedNeg, "-PT1.03125H"), 0,
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"negative fractional units rounded with correct rounding mode (second argument)");
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