regress-1217.js revision 592a9fc1d8ea420377a2e7efd0600e20b058be2b 
1// Copyright 2011 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Check that RegExp.prototype is itself a RegExp object.
29
30var proto = RegExp.prototype;
31assertEquals("[object RegExp]", Object.prototype.toString.call(proto));
32
33assertEquals("", proto.source);
34assertEquals(false, proto.global);
35assertEquals(false, proto.multiline);
36assertEquals(false, proto.ignoreCase);
37assertEquals(0, proto.lastIndex);
38
39assertEquals("/(?:)/", proto.toString());
40
41var execResult = proto.exec("argle");
42assertEquals(1, execResult.length);
43assertEquals("", execResult[0]);
44assertEquals("argle", execResult.input);
45assertEquals(0, execResult.index);
46
47assertTrue(proto.test("argle"));
48
49// We disallow re-compiling the RegExp.prototype object.
50assertThrows(function(){ proto.compile("something"); }, TypeError);
51