1 // Copyright 2010 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
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.
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.
28 // Flags: --expose-externalize-string --expose-gc
31 assertEquals("0123", "aa0bb1cc2dd3".replace(/[a-z]/g, ""));
32 assertEquals("0123", "\u1234a0bb1cc2dd3".replace(/[\u1234a-z]/g, ""));
34 var expected = "0123";
35 var cons = "a0b1c2d3";
36 for (var i = 0; i < 5; i++) {
40 assertEquals(expected, cons.replace(/[a-z]/g, ""));
41 cons = "\u12340b1c2d3";
42 for (var i = 0; i < 5; i++) {
45 assertEquals(expected, cons.replace(/[\u1234a-z]/g, ""));
48 for (var i = 0; i < 5; i++) {
51 externalizeString(cons, true/* force two-byte */);
52 assertEquals(expected, cons.replace(/[a-z]/g, ""));
53 cons = "\u12340b1c2d3";
54 for (var i = 0; i < 5; i++) {
57 externalizeString(cons);
58 assertEquals(expected, cons.replace(/[\u1234a-z]/g, ""));
63 // Clear the regexp cache to allow the GC to work.
64 "foo".replace(/foo/g, "");
66 // GC in order to free up things on the C side so we don't get
67 // a memory leak. This makes valgrind happy.