Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 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("This test checks String.trim(), String.trimLeft() and String.trimRight() methods."); |
| 25 | |
| 26 | //references to trim(), trimLeft() and trimRight() functions for testing Function's *.call() and *.apply() methods |
| 27 | var trim = String.prototype.trim; |
| 28 | var trimLeft = String.prototype.trimLeft; |
| 29 | var trimRight = String.prototype.trimRight; |
| 30 | |
| 31 | var testString = 'foo bar'; |
| 32 | var trimString = ''; |
| 33 | var leftTrimString = ''; |
| 34 | var rightTrimString = ''; |
| 35 | var wsString = ''; |
| 36 | |
| 37 | var whitespace = [ |
| 38 | {s : '\u0009', t : 'HORIZONTAL TAB'}, |
| 39 | {s : '\u000A', t : 'LINE FEED OR NEW LINE'}, |
| 40 | {s : '\u000B', t : 'VERTICAL TAB'}, |
| 41 | {s : '\u000C', t : 'FORMFEED'}, |
| 42 | {s : '\u000D', t : 'CARRIAGE RETURN'}, |
| 43 | {s : '\u0020', t : 'SPACE'}, |
| 44 | {s : '\u00A0', t : 'NO-BREAK SPACE'}, |
| 45 | {s : '\u2000', t : 'EN QUAD'}, |
| 46 | {s : '\u2001', t : 'EM QUAD'}, |
| 47 | {s : '\u2002', t : 'EN SPACE'}, |
| 48 | {s : '\u2003', t : 'EM SPACE'}, |
| 49 | {s : '\u2004', t : 'THREE-PER-EM SPACE'}, |
| 50 | {s : '\u2005', t : 'FOUR-PER-EM SPACE'}, |
| 51 | {s : '\u2006', t : 'SIX-PER-EM SPACE'}, |
| 52 | {s : '\u2007', t : 'FIGURE SPACE'}, |
| 53 | {s : '\u2008', t : 'PUNCTUATION SPACE'}, |
| 54 | {s : '\u2009', t : 'THIN SPACE'}, |
| 55 | {s : '\u200A', t : 'HAIR SPACE'}, |
| 56 | {s : '\u3000', t : 'IDEOGRAPHIC SPACE'}, |
| 57 | {s : '\u2028', t : 'LINE SEPARATOR'}, |
| 58 | {s : '\u2029', t : 'PARAGRAPH SEPARATOR'}, |
| 59 | {s : '\u200B', t : 'ZERO WIDTH SPACE (category Cf)'} |
| 60 | ]; |
| 61 | |
| 62 | for (var i = 0; i < whitespace.length; i++) { |
| 63 | shouldBe("whitespace["+i+"].s.trim()", "''"); |
| 64 | shouldBe("whitespace["+i+"].s.trimLeft()", "''"); |
| 65 | shouldBe("whitespace["+i+"].s.trimRight()", "''"); |
| 66 | wsString += whitespace[i].s; |
| 67 | } |
| 68 | |
| 69 | trimString = wsString + testString + wsString; |
| 70 | leftTrimString = testString + wsString; //trimmed from the left |
| 71 | rightTrimString = wsString + testString; //trimmed from the right |
| 72 | |
| 73 | shouldBe("wsString.trim()", "''"); |
| 74 | shouldBe("wsString.trimLeft()", "''"); |
| 75 | shouldBe("wsString.trimRight()", "''"); |
| 76 | |
| 77 | shouldBe("trimString.trim()", "testString"); |
| 78 | shouldBe("trimString.trimLeft()", "leftTrimString"); |
| 79 | shouldBe("trimString.trimRight()", "rightTrimString"); |
| 80 | |
| 81 | shouldBe("leftTrimString.trim()", "testString"); |
| 82 | shouldBe("leftTrimString.trimLeft()", "leftTrimString"); |
| 83 | shouldBe("leftTrimString.trimRight()", "testString"); |
| 84 | |
| 85 | shouldBe("rightTrimString.trim()", "testString"); |
| 86 | shouldBe("rightTrimString.trimLeft()", "testString"); |
| 87 | shouldBe("rightTrimString.trimRight()", "rightTrimString"); |
| 88 | |
| 89 | var testValues = ["0", "Infinity", "NaN", "true", "false", "({})", "({toString:function(){return 'wibble'}})", "['an','array']"]; |
| 90 | for (var i = 0; i < testValues.length; i++) { |
| 91 | shouldBe("trim.call("+testValues[i]+")", "'"+eval(testValues[i])+"'"); |
| 92 | shouldBe("trimLeft.call("+testValues[i]+")", "'"+eval(testValues[i])+"'"); |
| 93 | shouldBe("trimRight.call("+testValues[i]+")", "'"+eval(testValues[i])+"'"); |
| 94 | } |