| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-dataview.prototype.setuint8 |
| description: > |
| Detached buffer is only checked after ToIndex(requestIndex) |
| info: | |
| 24.2.4.18 DataView.prototype.setUint8 ( byteOffset, value ) |
| |
| 1. Let v be the this value. |
| 2. Return ? SetViewValue(v, byteOffset, true, "Uint8", value). |
| |
| 24.2.1.2 SetViewValue ( view, requestIndex, isLittleEndian, type, value ) |
| |
| ... |
| 4. Let getIndex be ? ToIndex(requestIndex). |
| ... |
| 7. Let buffer be view.[[ViewedArrayBuffer]]. |
| 8. If IsDetachedBuffer(buffer) is true, throw a TypeError exception. |
| ... |
| includes: [detachArrayBuffer.js] |
| ---*/ |
| |
| var buffer = new ArrayBuffer(12); |
| var sample = new DataView(buffer, 0); |
| |
| $DETACHBUFFER(buffer); |
| |
| assert.throws(RangeError, function() { |
| sample.setUint8(Infinity, 0); |
| }, "Infinity"); |
| |
| assert.throws(RangeError, function() { |
| sample.setUint8(-1, 0); |
| }); |