1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
// Copyright (C) 2016 The V8 Project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-isfinite-number
description: >
Return true if number is not NaN, Infinity or -Infinity
info: |
isFinite (number)
1. Let num be ? ToNumber(number).
2. If num is NaN, +∞, or -∞, return false.
3. Otherwise, return true.
---*/
assert.sameValue(isFinite(0), true, "0");
assert.sameValue(isFinite(-0), true, "-0");
assert.sameValue(isFinite(Math.pow(2, 53)), true, "Math.pow(2, 53)");
assert.sameValue(isFinite(-Math.pow(2, 53)), true, "-Math.pow(2, 53)");
assert.sameValue(isFinite(1), true, "1");
assert.sameValue(isFinite(-1), true, "-1");
assert.sameValue(isFinite(0.000001), true, "0.000001");
assert.sameValue(isFinite(-0.000001), true, "-0.000001");
assert.sameValue(isFinite(1e42), true, "1e42");
assert.sameValue(isFinite(-1e42), true, "-1e42");
reportCompare(0, 0);
|
