| // 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_T6 |
| description: > |
| Using the rule of sum of a zero and a nonzero finite value and the |
| fact that a - b = a + (-b) |
| ---*/ |
| |
| //CHECK#1 |
| if (1 - -0 !== 1 ) { |
| $ERROR('#1: 1 - -0 === 1. Actual: ' + (1 - -0)); |
| } |
| |
| //CHECK#2 |
| if (1 - 0 !== 1 ) { |
| $ERROR('#2: 1 - 0 === 1. Actual: ' + (1 - 0)); |
| } |
| |
| //CHECK#3 |
| if (-0 - 1 !== -1 ) { |
| $ERROR('#3: -0 - 1 === -1. Actual: ' + (-0 - 1)); |
| } |
| |
| //CHECK#4 |
| if (0 - 1 !== -1 ) { |
| $ERROR('#4: 0 - 1 === -1. Actual: ' + (0 - 1)); |
| } |
| |
| //CHECK#5 |
| if (Number.MAX_VALUE - -0 !== Number.MAX_VALUE ) { |
| $ERROR('#5: Number.MAX_VALUE - -0 === Number.MAX_VALUE. Actual: ' + (Number.MAX_VALUE - -0)); |
| } |
| |
| //CHECK#6 |
| if (Number.MAX_VALUE - 0 !== Number.MAX_VALUE ) { |
| $ERROR('#6: Number.MAX_VALUE - 0 === Number.MAX_VALUE. Actual: ' + (Number.MAX_VALUE - 0)); |
| } |
| |
| //CHECK#7 |
| if (-0 - Number.MIN_VALUE !== -Number.MIN_VALUE ) { |
| $ERROR('#7: -0 - Number.MIN_VALUE === -Number.MIN_VALUE. Actual: ' + (-0 - Number.MIN_VALUE)); |
| } |
| |
| //CHECK#8 |
| if (0 - Number.MIN_VALUE !== -Number.MIN_VALUE ) { |
| $ERROR('#8: 0 - Number.MIN_VALUE === -Number.MIN_VALUE. Actual: ' + (0 - Number.MIN_VALUE)); |
| } |