S9.3_A4.2_T1.js (1222B)
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 Result of number conversion from number value equals to the input 7 argument (no conversion) 8 es5id: 9.3_A4.2_T1 9 description: > 10 Number.NaN, +0, -0, Number.POSITIVE_INFINITY, 11 Number.NEGATIVE_INFINITY, Number.MAX_VALUE and Number.MIN_VALUE 12 convert to Number by explicit transformation 13 ---*/ 14 15 // CHECK#1 16 assert.sameValue(Number(NaN), NaN, 'Number(true) returns NaN'); 17 18 assert.sameValue(Number(+0), +0, 'Number(+0) must return +0'); 19 assert.sameValue(Number(-0), -0, 'Number(-0) must return -0'); 20 21 assert.sameValue( 22 Number(Number.POSITIVE_INFINITY), 23 Number.POSITIVE_INFINITY, 24 'Number(Number.POSITIVE_INFINITY) returns Number.POSITIVE_INFINITY' 25 ); 26 27 assert.sameValue( 28 Number(Number.NEGATIVE_INFINITY), 29 Number.NEGATIVE_INFINITY, 30 'Number(Number.NEGATIVE_INFINITY) returns Number.NEGATIVE_INFINITY' 31 ); 32 33 assert.sameValue(Number(Number.MAX_VALUE), Number.MAX_VALUE, 'Number(Number.MAX_VALUE) returns Number.MAX_VALUE'); 34 assert.sameValue(Number(Number.MIN_VALUE), Number.MIN_VALUE, 'Number(Number.MIN_VALUE) returns Number.MIN_VALUE'); 35 36 reportCompare(0, 0);