// 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 indexOf(Object element, [int start = 0])
/// Returns the first index of element in the list.
/// Searches the list from index [start] to the length of the list.
/// The first time an object o is encountered so that o == [element], the index
/// of o is returned.
/// @description Checks that the correct index is returned, if the element is
/// present.
/// @author msyabro

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

main() {
  var l = new Int64List.fromList([-1, 0, 0, -1, 2]);
  Expect.equals(0, l.indexOf(-1, 0));
  Expect.equals(3, l.indexOf(-1, 1));
  Expect.equals(3, l.indexOf(-1, 3));
  Expect.equals(1, l.indexOf(0, 0));
  Expect.equals(2, l.indexOf(0, 2));
  Expect.equals(4, l.indexOf(2, 1));
}
