LibTest/typed_data/ByteData/ByteData.view_A02_t01.dart

// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/**
 * @assertion
 * ByteData.view(
 *     ByteBuffer buffer, [
 *     int offsetInBytes = 0, int length
 * ])
 * ...
 * Changes in the [ByteData] will be visible in the byte buffer and vice versa.
 * @description Checks that changes in the [ByteData] will be visible in
 * the byte buffer and vice versa.
 * @author msyabro
 */

import "dart:typed_data";
import "../../../Utils/expect.dart";

main() {
  var tmp = new Int8List.fromList([0, 0, 0]);
  var byteBuffer = tmp.buffer;
  var l = new ByteData.view(byteBuffer, 0, 3);

  tmp[0] = 1;
  Expect.equals(tmp[0], l.getInt8(0));
  l.setInt8(1, 2);
  Expect.equals(l.getInt8(1), tmp[1]);
}