LibTest/typed_data/Float32x4List/operator_subscript_A01_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 int operator [](int index)
/// Returns the object at the given index in the list.
/// @description Checks that the element at the given index is returned.
/// @author msyabro


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

Float32x4 pack(v) => new Float32x4.splat(v);

equal(obj1, obj2) {
  var res = obj1.equal(obj2);
  return res.flagX && res.flagY && res.flagZ && res.flagW;
}

check(List<Float32x4> list) {
  var l = new Float32x4List.fromList(list);
  for (int i = 0; i < list.length; ++i) {
    Expect.isTrue(equal(l.elementAt(i), l[i]));
  }
}

main() {
  check([]);
  check([pack(1.0)]);
  List<Float32x4> list = List<Float32x4>.filled(255, pack(0.0));
  for (int i = 0; i < 255; ++i) {
    list[i] = pack(i * 1.0);
  }
  check(list);
}