// 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 Float64List(int length)
/// Creates an [Float64List] of the specified length (in elements), all of
/// whose elements are initially zero.
/// @description Checks that all elements of the new [Float64List] are zero.
/// @author msyabro

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

void check(int length) {
  Float64List l = new Float64List(length);
  for (int i = 0; i < length; ++i) {
    Expect.equals(0.0, l[i]);
  }
}

main() {
  check(1);
  check(10);
  check(1024);
  check(2048);
}
