// 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 E singleWhere(bool test(E element))
/// Returns the single element that satisfies [test].
/// Checks all elements to see if test(element) returns true. If exactly one
/// element satisfies test, that element is returned.
/// @description Checks that the single element satisfying [test] is returned.
/// @author msyabro


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

main() {
  var l = new Uint32List.fromList([0, 0, 0, 0, 0, 5, 0, 0, 11, 0]);

  var res = l.singleWhere((e) => e == 5 );
  Expect.equals(5, res);

  res = l.singleWhere((e) => e > 10 );
  Expect.equals(11, res);
}
