// 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 void insert(int index, E value)
 * Inserts the object at position [index] in the list.
 * This increases the length of the list by one and shifts all objects at or
 * after the [index] towards the end of the list.
 * An error occurs if the index is less than 0 or greater than length. An
 * [UnsupportedError] occurs if the list is fixed-length.
 * @description Checks that [UnsupportedError] is thrown since [Float32x4List]
 * is a fixed-size list.
 * @author msyabro
 */

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

main() {
  var l = new Float32x4List(10);
  Expect.throws(() { l.insert(0, new Float32x4.zero()); },
          (e) => e is UnsupportedError);
  Expect.equals(10, l.length);

  l = new Float32x4List(0);
  Expect.throws(() { l.insert(0, new Float32x4.zero()); },
          (e) => e is UnsupportedError);
  Expect.equals(0, l.length);
}
