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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: |
The result of an addition is determined using the rules of IEEE 754
double-precision arithmetics
es5id: 11.6.1_A4_T5
description: >
The sum of two negative zeros is -0. The sum of two positive
zeros, or of two zeros of opposite sign is +0
---*/
//CHECK#1
if (-0 + -0 !== -0 ) {
throw new Test262Error('#1.1: -0 + -0 === 0. Actual: ' + (-0 + -0));
} else {
if (1 / (-0 + -0) !== Number.NEGATIVE_INFINITY) {
throw new Test262Error('#1.1: -0 + -0 === - 0. Actual: +0');
}
}
//CHECK#2
if (0 + -0 !== 0 ) {
throw new Test262Error('#2.1: 0 + -0 === 0. Actual: ' + (0 + -0));
} else {
if (1 / (0 + -0) !== Number.POSITIVE_INFINITY) {
throw new Test262Error('#2.2: 0 + -0 === + 0. Actual: -0');
}
}
//CHECK#3
if (-0 + 0 !== 0 ) {
throw new Test262Error('#3.1: -0 + 0 === 0. Actual: ' + (-0 + 0));
} else {
if (1 / (-0 + 0) !== Number.POSITIVE_INFINITY) {
throw new Test262Error('#3.2: -0 + 0 === + 0. Actual: -0');
}
}
//CHECK#4
if (0 + 0 !== 0 ) {
throw new Test262Error('#4.1: 0 + 0 === 0. Actual: ' + (0 + 0));
} else {
if (1 / (0 + 0) !== Number.POSITIVE_INFINITY) {
throw new Test262Error('#4.2: 0 + 0 === + 0. Actual: -0');
}
}
reportCompare(0, 0);