S15.8.2.9_A7.js (602B)
1 // Copyright 2009 the Sputnik authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 info: The value of Math.floor(x) is the same as the value of -Math.ceil(-x) 6 es5id: 15.8.2.9_A7 7 description: > 8 Checking if Math.floor(x) is equal to -Math.ceil(-x) on 2000 9 floating-point argument values 10 ---*/ 11 12 // CHECK#1 13 for (var i = -1000; i < 1000; i++) 14 { 15 var x = i / 10.0; 16 17 assert.sameValue( 18 -Math.ceil(-x), 19 Math.floor(x), 20 'The value of `-Math.ceil(-x)` must return the same value returned by Math.floor(x)' 21 ); 22 } 23 24 reportCompare(0, 0);