| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-array.prototype.fill |
| description: > |
| Fills all the elements from a with a custom start index. |
| info: | |
| 22.1.3.6 Array.prototype.fill (value [ , start [ , end ] ] ) |
| |
| ... |
| 7. If relativeStart < 0, let k be max((len + relativeStart),0); else let k be |
| min(relativeStart, len). |
| ... |
| includes: [compareArray.js] |
| ---*/ |
| |
| assert( |
| compareArray([0, 0, 0].fill(8, 1), [0, 8, 8]), |
| 'Fill elements from custom start position' |
| ); |
| |
| assert( |
| compareArray([0, 0, 0].fill(8, 4), [0, 0, 0]), |
| 'start position is never higher than this.length' |
| ); |
| |
| assert( |
| compareArray([0, 0, 0].fill(8, -1), [0, 0, 8]), |
| 'negative start sets initial position to max((this.length + relativeStart),0)' |
| ); |
