mirror of https://github.com/tc39/test262.git
35 lines
1.2 KiB
JavaScript
35 lines
1.2 KiB
JavaScript
// Copyright 2009 the Sputnik authors. 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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info: |
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Result of number conversion from number value equals to the input
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argument (no conversion)
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es5id: 9.3_A4.2_T1
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description: >
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Number.NaN, +0, -0, Number.POSITIVE_INFINITY,
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Number.NEGATIVE_INFINITY, Number.MAX_VALUE and Number.MIN_VALUE
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convert to Number by explicit transformation
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---*/
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// CHECK#1
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assert.sameValue(Number(NaN), NaN, 'Number(true) returns NaN');
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assert.sameValue(Number(+0), +0, 'Number(+0) must return +0');
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assert.sameValue(Number(-0), -0, 'Number(-0) must return -0');
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assert.sameValue(
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Number(Number.POSITIVE_INFINITY),
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Number.POSITIVE_INFINITY,
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'Number(Number.POSITIVE_INFINITY) returns Number.POSITIVE_INFINITY'
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);
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assert.sameValue(
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Number(Number.NEGATIVE_INFINITY),
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Number.NEGATIVE_INFINITY,
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'Number(Number.NEGATIVE_INFINITY) returns Number.NEGATIVE_INFINITY'
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);
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assert.sameValue(Number(Number.MAX_VALUE), Number.MAX_VALUE, 'Number(Number.MAX_VALUE) returns Number.MAX_VALUE');
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assert.sameValue(Number(Number.MIN_VALUE), Number.MIN_VALUE, 'Number(Number.MIN_VALUE) returns Number.MIN_VALUE');
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