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 24 description( 25 "This test checks the boundary cases of substr()." 26 ); 27 28 shouldBe("'bar'.substr(0)", "'bar'"); 29 shouldBe("'bar'.substr(3)", "''"); 30 shouldBe("'bar'.substr(4)", "''"); 31 shouldBe("'bar'.substr(-1)", "'r'"); 32 shouldBe("'bar'.substr(-3)", "'bar'"); 33 shouldBe("'bar'.substr(-4)", "'bar'"); 34 35 shouldBe("'bar'.substr(0, 0)", "''"); 36 shouldBe("'bar'.substr(0, 1)", "'b'"); 37 shouldBe("'bar'.substr(0, 3)", "'bar'"); 38 shouldBe("'bar'.substr(0, 4)", "'bar'"); 39 40 shouldBe("'bar'.substr(1, 0)", "''"); 41 shouldBe("'bar'.substr(1, 1)", "'a'"); 42 shouldBe("'bar'.substr(1, 2)", "'ar'"); 43 shouldBe("'bar'.substr(1, 3)", "'ar'"); 44 45 shouldBe("'bar'.substr(3, 0)", "''"); 46 shouldBe("'bar'.substr(3, 1)", "''"); 47 shouldBe("'bar'.substr(3, 3)", "''"); 48 49 shouldBe("'bar'.substr(4, 0)", "''"); 50 shouldBe("'bar'.substr(4, 1)", "''"); 51 shouldBe("'bar'.substr(4, 3)", "''"); 52 53 shouldBe("'bar'.substr(-1, 0)", "''"); 54 shouldBe("'bar'.substr(-1, 1)", "'r'"); 55 56 shouldBe("'bar'.substr(-3, 1)", "'b'"); 57 shouldBe("'bar'.substr(-3, 3)", "'bar'"); 58 shouldBe("'bar'.substr(-3, 4)", "'bar'"); 59 60 shouldBe("'bar'.substr(-4)", "'bar'"); 61 shouldBe("'bar'.substr(-4, 0)", "''"); 62 shouldBe("'bar'.substr(-4, 1)", "'b'"); 63 shouldBe("'bar'.substr(-4, 3)", "'bar'"); 64 shouldBe("'bar'.substr(-4, 4)", "'bar'"); 65 66 shouldBe("'GMAIL_IMP=bf-i%2Fd-0-0%2Ftl-v'.substr(10)", "'bf-i%2Fd-0-0%2Ftl-v'"); 67