1// Copyright 2009 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
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5//
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8//     * Redistributions in binary form must reproduce the above
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15//
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27
28// See: http://code.google.com/p/v8/issues/detail?id=254
29
30// RegExp with global flag: exec and test updates lastIndex.
31var re = /x/g;
32
33assertEquals(0, re.lastIndex, "Global, initial lastIndex");
34
35assertTrue(re.test("x"), "Global, test 1");
36assertEquals(1, re.lastIndex, "Global, lastIndex after test 1");
37assertFalse(re.test("x"), "Global, test 2");
38assertEquals(0, re.lastIndex, "Global, lastIndex after test 2");
39
40assertEquals(["x"], re.exec("x"), "Global, exec 1");
41assertEquals(1, re.lastIndex, "Global, lastIndex after exec 1");
42assertEquals(null, re.exec("x"), "Global, exec 2");
43assertEquals(0, re.lastIndex, "Global, lastIndex after exec 2");
44
45// RegExp without global flag: exec and test leavs lastIndex at zero.
46var re2 = /x/;
47
48assertEquals(0, re2.lastIndex, "Non-global, initial lastIndex");
49
50assertTrue(re2.test("x"), "Non-global, test 1");
51assertEquals(0, re2.lastIndex, "Non-global, lastIndex after test 1");
52assertTrue(re2.test("x"), "Non-global, test 2");
53assertEquals(0, re2.lastIndex, "Non-global, lastIndex after test 2");
54
55assertEquals(["x"], re2.exec("x"), "Non-global, exec 1");
56assertEquals(0, re2.lastIndex, "Non-global, lastIndex after exec 1");
57assertEquals(["x"], re2.exec("x"), "Non-global, exec 2");
58assertEquals(0, re2.lastIndex, "Non-global, lastIndex after exec 2");
59