| // Copyright 2017 the V8 project authors. All rights reserved. | 
 | // Use of this source code is governed by a BSD-style license that can be | 
 | // found in the LICENSE file. | 
 |  | 
 | assertTrue(/\w/iu.test('\u017F')); | 
 | assertTrue(/\w/iu.test('\u212A')); | 
 | assertFalse(/\W/iu.test('\u017F')); | 
 | assertFalse(/\W/iu.test('\u212A')); | 
 | assertFalse(/\W/iu.test('s')); | 
 | assertFalse(/\W/iu.test('S')); | 
 | assertFalse(/\W/iu.test('K')); | 
 | assertFalse(/\W/iu.test('k')); | 
 |  | 
 | assertTrue(/[\w]/iu.test('\u017F')); | 
 | assertTrue(/[\w]/iu.test('\u212A')); | 
 | assertFalse(/[\W]/iu.test('\u017F')); | 
 | assertFalse(/[\W]/iu.test('\u212A')); | 
 | assertFalse(/[\W]/iu.test('s')); | 
 | assertFalse(/[\W]/iu.test('S')); | 
 | assertFalse(/[\W]/iu.test('K')); | 
 | assertFalse(/[\W]/iu.test('k')); | 
 |  | 
 | assertTrue(/\b/iu.test('\u017F')); | 
 | assertTrue(/\b/iu.test('\u212A')); | 
 | assertTrue(/\b/iu.test('s')); | 
 | assertTrue(/\b/iu.test('S')); | 
 | assertFalse(/\B/iu.test('\u017F')); | 
 | assertFalse(/\B/iu.test('\u212A')); | 
 | assertFalse(/\B/iu.test('s')); | 
 | assertFalse(/\B/iu.test('S')); | 
 | assertFalse(/\B/iu.test('K')); | 
 | assertFalse(/\B/iu.test('k')); | 
 |  | 
 | assertEquals(["abcd", "d"], /a.*?(.)\b/i.exec('abcd\u017F cd')); | 
 | assertEquals(["abcd", "d"], /a.*?(.)\b/i.exec('abcd\u212A cd')); | 
 | assertEquals(["abcd\u017F", "\u017F"], /a.*?(.)\b/iu.exec('abcd\u017F cd')); | 
 | assertEquals(["abcd\u212A", "\u212A"], /a.*?(.)\b/iu.exec('abcd\u212A cd')); | 
 |  | 
 | assertEquals(["a\u017F ", " "], /a.*?\B(.)/i.exec('a\u017F ')); | 
 | assertEquals(["a\u212A ", " "], /a.*?\B(.)/i.exec('a\u212A ')); | 
 | assertEquals(["a\u017F", "\u017F"], /a.*?\B(.)/iu.exec('a\u017F ')); | 
 | assertEquals(["a\u212A", "\u212A"], /a.*?\B(.)/iu.exec('a\u212A ')); |