S15.8.2.14_A1.js (740B)
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: | 6 Math.random() returns a number value with positive sign, greater than or 7 equal to 0 but less than 1 8 es5id: 15.8.2.14_A1 9 description: > 10 Checking if Math.random() is a number between 0 and 1, calling 11 Math.random() 100 times 12 ---*/ 13 14 // CHECK#1 15 for (var i = 0; i < 100; i++) 16 { 17 var val = Math.random(); 18 19 assert.sameValue( 20 typeof val, 'number', 'should not produce a non-numeric value: ' + val 21 ); 22 assert.notSameValue(val, NaN, 'should not produce NaN'); 23 24 if (val < 0 || val >= 1) 25 { 26 throw new Test262Error("#1: Math.random() = " + val); 27 } 28 } 29 30 reportCompare(0, 0);