// 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 Iterable<E> takeWhile(bool test(E element))
/// ...
/// The elements can be computed by stepping through iterator until an element is
/// found where test(element) is false. At that point, the returned iterable
/// stops (its moveNext() returns false).
/// @description Checks that once an element does not satisfy the [test] every
/// later element is skipped.
/// @author msyabro


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

main() {
  var list = new Uint8ClampedList.fromList([1, 1, 2, 1, 1, 1]);
  var res = list.takeWhile((e) => e == 1);
  Expect.equals(2, res.length);
  for (int i = 1; i < 2; ++i) {
    Expect.equals(1, res.elementAt(i));
  }
}
