LibTest/core/String/replaceRange_A03_t01.dart

// Copyright (c) 2017, 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 String replaceRange(int start, int end, String replacement)
/// ...
/// If end is null, it defaults to length.
/// @description Checks that if end is null, it defaults to length.
/// @author sgrekhov@unipro.ru

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

main() {
  Expect.equals("abc", "123456".replaceRange(0, null, "abc"));
  Expect.equals("12abc", "123456".replaceRange(2, null, "abc"));
}