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1// Copyright 2013 the V8 project authors. All rights reserved.
2// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions
6// are met:
7// 1.  Redistributions of source code must retain the above copyright
8//     notice, this list of conditions and the following disclaimer.
9// 2.  Redistributions in binary form must reproduce the above copyright
10//     notice, this list of conditions and the following disclaimer in the
11//     documentation and/or other materials provided with the distribution.
12//
13// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23
24description(
25"This test checks the boundary cases of substr()."
26);
27
28shouldBe("'bar'.substr(0)", "'bar'");
29shouldBe("'bar'.substr(3)", "''");
30shouldBe("'bar'.substr(4)", "''");
31shouldBe("'bar'.substr(-1)", "'r'");
32shouldBe("'bar'.substr(-3)", "'bar'");
33shouldBe("'bar'.substr(-4)", "'bar'");
34
35shouldBe("'bar'.substr(0, 0)", "''");
36shouldBe("'bar'.substr(0, 1)", "'b'");
37shouldBe("'bar'.substr(0, 3)", "'bar'");
38shouldBe("'bar'.substr(0, 4)", "'bar'");
39
40shouldBe("'bar'.substr(1, 0)", "''");
41shouldBe("'bar'.substr(1, 1)", "'a'");
42shouldBe("'bar'.substr(1, 2)", "'ar'");
43shouldBe("'bar'.substr(1, 3)", "'ar'");
44
45shouldBe("'bar'.substr(3, 0)", "''");
46shouldBe("'bar'.substr(3, 1)", "''");
47shouldBe("'bar'.substr(3, 3)", "''");
48
49shouldBe("'bar'.substr(4, 0)", "''");
50shouldBe("'bar'.substr(4, 1)", "''");
51shouldBe("'bar'.substr(4, 3)", "''");
52
53shouldBe("'bar'.substr(-1, 0)", "''");
54shouldBe("'bar'.substr(-1, 1)", "'r'");
55
56shouldBe("'bar'.substr(-3, 1)", "'b'");
57shouldBe("'bar'.substr(-3, 3)", "'bar'");
58shouldBe("'bar'.substr(-3, 4)", "'bar'");
59
60shouldBe("'bar'.substr(-4)", "'bar'");
61shouldBe("'bar'.substr(-4, 0)", "''");
62shouldBe("'bar'.substr(-4, 1)", "'b'");
63shouldBe("'bar'.substr(-4, 3)", "'bar'");
64shouldBe("'bar'.substr(-4, 4)", "'bar'");
65
66shouldBe("'GMAIL_IMP=bf-i%2Fd-0-0%2Ftl-v'.substr(10)", "'bf-i%2Fd-0-0%2Ftl-v'");
67