| // 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: > |
| Set values and return undefined |
| 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 ) |
| |
| ... |
| 15. Let bufferIndex be getIndex + viewOffset. |
| 16. Return SetValueInBuffer(buffer, bufferIndex, type, numberValue, isLittleEndian). |
| |
| 24.1.1.6 SetValueInBuffer ( arrayBuffer, byteIndex, type, value [ , isLittleEndian ] ) |
| |
| ... |
| 11. Store the individual bytes of rawBytes into block, in order, starting at |
| block[byteIndex]. |
| 12. Return NormalCompletion(undefined). |
| features: [Uint8Array] |
| includes: [byteConversionValues.js] |
| ---*/ |
| |
| var buffer = new ArrayBuffer(1); |
| var sample = new DataView(buffer, 0); |
| var typedArray = new Uint8Array(buffer, 0); |
| |
| var values = byteConversionValues.values; |
| var expectedValues = byteConversionValues.expected.Uint8; |
| |
| values.forEach(function(value, i) { |
| var expected = expectedValues[i]; |
| |
| var result = sample.setUint8(0, value); |
| |
| assert.sameValue( |
| typedArray[0], |
| expected, |
| "value: " + value |
| ); |
| assert.sameValue( |
| result, |
| undefined, |
| "return is undefined, value: " + value |
| ); |
| }); |