atanh-specialVals.js (1400B)
1 // Copyright 2015 Microsoft Corporation. All rights reserved. 2 // This code is governed by the license found in the LICENSE file. 3 4 /*--- 5 description: Math.atanh with special values 6 es6id: 20.2.2.7 7 ---*/ 8 9 assert.sameValue(Math.atanh(-1.9), Number.NaN, 10 "Math.atanh produces incorrect output for -1.9"); 11 assert.sameValue(Math.atanh(NaN), Number.NaN, 12 "Math.atanh produces incorrect output for NaN"); 13 assert.sameValue(Math.atanh(-10), Number.NaN, 14 "Math.atanh produces incorrect output for -10"); 15 assert.sameValue(Math.atanh(-Infinity), Number.NaN, 16 "Math.atanh produces incorrect output for -Infinity"); 17 assert.sameValue(Math.atanh(1.9), Number.NaN, 18 "Math.atanh produces incorrect output for 1.9"); 19 assert.sameValue(Math.atanh(10), Number.NaN, 20 "Math.atanh produces incorrect output for 10"); 21 assert.sameValue(Math.atanh(Number.POSITIVE_INFINITY), Number.NaN, 22 "Math.atanh produces incorrect output for Number.POSITIVE_INFINITY"); 23 24 assert.sameValue(Math.atanh(-1), Number.NEGATIVE_INFINITY, 25 "Math.atanh should produce negative infinity for -1"); 26 assert.sameValue(Math.atanh(+1), Number.POSITIVE_INFINITY, 27 "Math.atanh should produce positive infinity for +1"); 28 assert.sameValue(1 / Math.atanh(-0), Number.NEGATIVE_INFINITY, 29 "Math.atanh should produce -0 for -0"); 30 assert.sameValue(1 / Math.atanh(0), Number.POSITIVE_INFINITY, 31 "Math.atanh should produce +0 for +0"); 32 33 reportCompare(0, 0);