| // Copyright 2009 the Sputnik authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| info: Operator x - y produces the same result as x + (-y) |
| es5id: 11.6.2_A4_T4 |
| description: > |
| The difference of an infinity and a finite value is equal to |
| infinity of appropriate sign |
| ---*/ |
| |
| //CHECK#1 |
| if (Number.POSITIVE_INFINITY - 1 !== Number.POSITIVE_INFINITY ) { |
| $ERROR('#1: Infinity - 1 === Infinity. Actual: ' + (Infinity - 1)); |
| } |
| |
| //CHECK#2 |
| if (-1 - Number.POSITIVE_INFINITY !== Number.NEGATIVE_INFINITY ) { |
| $ERROR('#2: -1 - Infinity === -Infinity. Actual: ' + (-1 - Infinity)); |
| } |
| |
| //CHECK#3 |
| if (Number.NEGATIVE_INFINITY - 1 !== Number.NEGATIVE_INFINITY ) { |
| $ERROR('#3: -Infinity - 1 === -Infinity. Actual: ' + (-Infinity - 1)); |
| } |
| |
| //CHECK#4 |
| if (-1 - Number.NEGATIVE_INFINITY !== Number.POSITIVE_INFINITY ) { |
| $ERROR('#4: -1 - -Infinity === Infinity. Actual: ' + (-1 - -Infinity)); |
| } |
| |
| //CHECK#5 |
| if (Number.POSITIVE_INFINITY - Number.MAX_VALUE !== Number.POSITIVE_INFINITY ) { |
| $ERROR('#5: Infinity - Number.MAX_VALUE === Infinity. Actual: ' + (Infinity - Number.MAX_VALUE)); |
| } |
| |
| //CHECK#6 |
| if (-Number.MAX_VALUE - Number.POSITIVE_INFINITY !== Number.NEGATIVE_INFINITY ) { |
| $ERROR('#6: -Number.MAX_VALUE - Infinity === I-nfinity. Actual: ' + (-Number.MAX_VALUE - Infinity)); |
| } |
| |
| //CHECK#7 |
| if (Number.NEGATIVE_INFINITY - Number.MAX_VALUE !== Number.NEGATIVE_INFINITY ) { |
| $ERROR('#7: -Infinity - Number.MAX_VALUE === -Infinity. Actual: ' + (-Infinity - Number.MAX_VALUE)); |
| } |
| |
| //CHECK#8 |
| if (-Number.MAX_VALUE - Number.NEGATIVE_INFINITY !== Number.POSITIVE_INFINITY ) { |
| $ERROR('#8: -Number.MAX_VALUE - -Infinity === Infinity. Actual: ' + (-Number.MAX_VALUE - -Infinity)); |
| } |