LibTest/core/RuneIterator/rawIndex_A03_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 void set rawIndex(int rawIndex)
/// Resets the iterator to the rune at the specified index of the string.
/// @description Checks that position is set correctly.
/// @author msyabro

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

main() {
  var it = new RuneIterator('string');
  it.rawIndex = 2;
  Expect.equals(0x72, it.current);
  it.rawIndex = 5;
  Expect.equals(0x67, it.current);
  it.rawIndex = 5;
  Expect.equals(0x67, it.current);
  it.rawIndex = 0;
  Expect.equals(0x73, it.current);

  it = new RuneIterator('\u{10000}\u{10001}');
  it.rawIndex = 2;
  Expect.equals(0x10001, it.current);
  it.rawIndex = 0;
  Expect.equals(0x10000, it.current);
}