| // Copyright (c) 2020, 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. |
| |
| // Verifies that RegExp compilation doesn't crash on a huge source string. |
| |
| import 'package:expect/expect.dart'; |
| |
| void testBigRegExp(String source) { |
| try { |
| var re = new RegExp(source); |
| Expect.isTrue(re.hasMatch(source)); |
| } catch (e) { |
| // May throw an error containing |
| Expect.isTrue(e.toString().contains('RegExp too big')); |
| } |
| } |
| |
| main() { |
| testBigRegExp("a" * (0x10000 - 128)); |
| testBigRegExp( |
| String.fromCharCodes(List.generate(0x10000 - 128, (x) => x + 128))); |
| } |