LibTest/core/String/contains_A01_t03.dart

// Copyright (c) 2011, 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.

// @dart = 2.9

/// @assertion  abstract bool contains(Pattern other, [int startIndex = 0])
/// Returns whether this string contains a match of other.
/// If startIndex is provided, only matches at or after that index are considered.
/// It is an error if startIndex is negative or greater than length.
/// @description Checks that empty regexp matches everything.
/// @author iefremov

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

main() {
  Expect.isTrue("s".contains(new RegExp("")));
  Expect.isTrue("".contains(new RegExp("")));
  Expect.isTrue("Abyrvalg".contains(new RegExp("")));
}