// 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-buffer-byteoffset-bytelength description: > Return new instance from defined length and offset info: | 24.2.2.1 DataView (buffer, byteOffset, byteLength ) ... 17. Return O. ---*/ var sample; var buffer = new ArrayBuffer(3); sample = new DataView(buffer, 1, 2); assert.sameValue(sample.byteLength, 2, "sample.byteLength"); assert.sameValue(sample.byteOffset, 1, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); sample = new DataView(buffer, 1, 0); assert.sameValue(sample.byteLength, 0, "sample.byteLength"); assert.sameValue(sample.byteOffset, 1, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); sample = new DataView(buffer, 0, 3); assert.sameValue(sample.byteLength, 3, "sample.byteLength"); assert.sameValue(sample.byteOffset, 0, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); sample = new DataView(buffer, 3, 0); assert.sameValue(sample.byteLength, 0, "sample.byteLength"); assert.sameValue(sample.byteOffset, 3, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); sample = new DataView(buffer, 0, 1); assert.sameValue(sample.byteLength, 1, "sample.byteLength"); assert.sameValue(sample.byteOffset, 0, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); sample = new DataView(buffer, 0, 2); assert.sameValue(sample.byteLength, 2, "sample.byteLength"); assert.sameValue(sample.byteOffset, 0, "sample.byteOffset"); assert.sameValue(sample.buffer, buffer, "sample.buffer"); assert.sameValue(sample.constructor, DataView); assert.sameValue(Object.getPrototypeOf(sample), DataView.prototype); reportCompare(0, 0);