Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --harmony-species |
| 6 | |
| 7 | // First test case |
| 8 | |
| 9 | function FirstBuffer () {} |
| 10 | FirstBuffer.prototype.__proto__ = Uint8Array.prototype |
| 11 | FirstBuffer.__proto__ = Uint8Array |
| 12 | |
| 13 | var buf = new Uint8Array(10) |
| 14 | buf.__proto__ = FirstBuffer.prototype |
| 15 | |
| 16 | var buf2 = buf.subarray(2) |
| 17 | assertEquals(8, buf2.length); |
| 18 | |
| 19 | // Second test case |
| 20 | |
| 21 | function SecondBuffer (arg) { |
| 22 | var arr = new Uint8Array(arg) |
| 23 | arr.__proto__ = SecondBuffer.prototype |
| 24 | return arr |
| 25 | } |
| 26 | SecondBuffer.prototype.__proto__ = Uint8Array.prototype |
| 27 | SecondBuffer.__proto__ = Uint8Array |
| 28 | |
| 29 | var buf3 = new SecondBuffer(10) |
| 30 | |
| 31 | var buf4 = buf3.subarray(2) |
| 32 | |
| 33 | assertEquals(8, buf4.length); |