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25 lines
901 B
JavaScript
25 lines
901 B
JavaScript
// Copyright (C) 2016 The V8 Project 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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esid: sec-number.isinteger
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description: >
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Return false if argument is not Number
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info: |
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Number.isInteger ( number )
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1. If Type(number) is not Number, return false.
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[...]
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features: [Symbol]
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---*/
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assert.sameValue(Number.isInteger("1"), false, "string");
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assert.sameValue(Number.isInteger([1]), false, "[1]");
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assert.sameValue(Number.isInteger(new Number(42)), false, "Number object");
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assert.sameValue(Number.isInteger(false), false, "false");
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assert.sameValue(Number.isInteger(true), false, "true");
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assert.sameValue(Number.isInteger(undefined), false, "undefined");
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assert.sameValue(Number.isInteger(null), false, "null");
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assert.sameValue(Number.isInteger(Symbol("1")), false, "symbol");
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assert.sameValue(Number.isInteger(), false, "no arg");
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