| // Copyright 2009 the Sputnik authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| info: | |
| The splice function is intentionally generic. |
| It does not require that its this value be an Array object |
| esid: sec-array.prototype.splice |
| description: > |
| If start is positive, use min(start, length). If deleteCount is |
| positive, use min(deleteCount, length - start) |
| ---*/ |
| |
| var obj = { |
| 0: 0, |
| 1: 1, |
| 2: 2, |
| 3: 3 |
| }; |
| obj.length = 4; |
| obj.splice = Array.prototype.splice; |
| var arr = obj.splice(0, 3, 4, 5); |
| |
| //CHECK#1 |
| arr.getClass = Object.prototype.toString; |
| if (arr.getClass() !== "[object " + "Array" + "]") { |
| $ERROR('#1: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); arr is Array object. Actual: ' + (arr.getClass())); |
| } |
| |
| //CHECK#2 |
| if (arr.length !== 3) { |
| $ERROR('#2: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); arr.length === 3. Actual: ' + (arr.length)); |
| } |
| |
| //CHECK#3 |
| if (arr[0] !== 0) { |
| $ERROR('#3: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); arr[0] === 0. Actual: ' + (arr[0])); |
| } |
| |
| //CHECK#4 |
| if (arr[1] !== 1) { |
| $ERROR('#4: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); arr[1] === 1. Actual: ' + (arr[1])); |
| } |
| |
| //CHECK#5 |
| if (arr[2] !== 2) { |
| $ERROR('#5: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); arr[2] === 2. Actual: ' + (arr[2])); |
| } |
| |
| //CHECK#6 |
| if (obj.length !== 3) { |
| $ERROR('#6: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); obj.length === 3. Actual: ' + (obj.length)); |
| } |
| |
| //CHECK#7 |
| if (obj[0] !== 4) { |
| $ERROR('#7: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); obj[0] === 4. Actual: ' + (obj[0])); |
| } |
| |
| //CHECK#8 |
| if (obj[1] !== 5) { |
| $ERROR('#8: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); obj[1] === 5. Actual: ' + (obj[1])); |
| } |
| |
| //CHECK#9 |
| if (obj[2] !== 3) { |
| $ERROR('#9: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); obj[2] === 3. Actual: ' + (obj[2])); |
| } |
| |
| //CHECK#10 |
| if (obj[3] !== undefined) { |
| $ERROR('#10: var obj = {0:0,1:1,2:2,3:3}; obj.length = 4; obj.splice = Array.prototype.splice; var arr = obj.splice(0,3,4,5); obj[3] === undefined. Actual: ' + (obj[3])); |
| } |