LibTest/typed_data/Int32List/lastIndexOf_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 lastIndexOf(E element, [int start])
 * Returns the last index of element in this list.
 * Searches the list backwards from index start to 0.
 * The first time an object o is encountered so that o == element, the index of
 * o is returned.
 * If start is not provided, this method searches from the end of the list.
 * @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 Int32List.fromList([-1, 0, 0, -1, 2]);
  Expect.equals(3, l.lastIndexOf(-1, 4));
  Expect.equals(0, l.lastIndexOf(-1, 0));
  Expect.equals(0, l.lastIndexOf(-1, 1));
  Expect.equals(2, l.lastIndexOf(0, 4));
  Expect.equals(1, l.lastIndexOf(0, 1));
  Expect.equals(4, l.lastIndexOf(2, 4));
}