michael@0: // Copyright 2009 the Sputnik authors.  All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * The result of division is determined by the specification of IEEE 754 arithmetics
michael@0:  *
michael@0:  * @path ch11/11.5/11.5.2/S11.5.2_A4_T8.js
michael@0:  * @description Division of a zero by any non-zero finite value -0 results in zero of appropriate sign
michael@0:  */
michael@0: 
michael@0: //CHECK#1
michael@0: if (-0 / 1 !== -0) {
michael@0:   $ERROR('#1.1: -0 / 1 === 0. Actual: ' + (-0 / 1));
michael@0: } else {
michael@0:   if (1 / (-0 / 1) !== Number.NEGATIVE_INFINITY) {
michael@0:     $ERROR('#1.2: -0 / 1 === - 0. Actual: +0');
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#2
michael@0: if (-0 / -1 !== +0) {
michael@0:   $ERROR('#2.1: -0 / -1 === 0. Actual: ' + (-0 / -1));
michael@0: } else {
michael@0:   if (1 / (-0 / -1) !== Number.POSITIVE_INFINITY) {
michael@0:     $ERROR('#2.2: -0 / -1 === + 0. Actual: -0');
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#3
michael@0: if (+0 / 1 !== +0) {
michael@0:   $ERROR('#3.1: +0 / 1 === 0. Actual: ' + (+0 / 1));
michael@0: } else {
michael@0:   if (1 / (+0 / -1) !== Number.NEGATIVE_INFINITY) {
michael@0:     $ERROR('#3.2: +0 / -1 === + 0. Actual: -0');
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#4
michael@0: if (+0 / -1 !== -0) {
michael@0:   $ERROR('#4.1: +0 / -1 === 0. Actual: ' + (+0 / -1));
michael@0: } else {
michael@0:   if (1 / (+0 / -1) !== Number.NEGATIVE_INFINITY) {
michael@0:     $ERROR('#4.2: +0 / -1 === - 0. Actual: +0');
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#5
michael@0: if (+0 / -Number.MAX_VALUE !== -0) {
michael@0:   $ERROR('#5.1: 0 / -Number.MAX_VALUE === 0. Actual: ' + (0 / -Number.MAX_VALUE));
michael@0: } else {
michael@0:   if (1 / (+0 / -Number.MAX_VALUE) !== Number.NEGATIVE_INFINITY) {
michael@0:     $ERROR('#5.2: +0 / -Number.MAX_VALUE === - 0. Actual: +0');
michael@0:   }
michael@0: }
michael@0: 
michael@0: //CHECK#6
michael@0: if (-0 / Number.MIN_VALUE !== -0) {
michael@0:   $ERROR('#6.1: -0 / Number.MIN_VALUE === 0. Actual: ' + (-0 / Number.MIN_VALUE));
michael@0: } else {
michael@0:   if (1 / (-0 / Number.MIN_VALUE) !== Number.NEGATIVE_INFINITY) {
michael@0:     $ERROR('#6.2: -0 / Number.MIN_VALUE === - 0. Actual: +0');
michael@0:   }
michael@0: }
michael@0: