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94 lines
4.2 KiB
94 lines
4.2 KiB
// Copyright 2013 the V8 project authors. All rights reserved.
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// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions
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// are met:
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// 1. Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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description("This test checks String.trim(), String.trimLeft() and String.trimRight() methods.");
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//references to trim(), trimLeft() and trimRight() functions for testing Function's *.call() and *.apply() methods
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var trim = String.prototype.trim;
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var trimLeft = String.prototype.trimLeft;
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var trimRight = String.prototype.trimRight;
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var testString = 'foo bar';
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var trimString = '';
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var leftTrimString = '';
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var rightTrimString = '';
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var wsString = '';
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var whitespace = [
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{s : '\u0009', t : 'HORIZONTAL TAB'},
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{s : '\u000A', t : 'LINE FEED OR NEW LINE'},
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{s : '\u000B', t : 'VERTICAL TAB'},
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{s : '\u000C', t : 'FORMFEED'},
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{s : '\u000D', t : 'CARRIAGE RETURN'},
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{s : '\u0020', t : 'SPACE'},
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{s : '\u00A0', t : 'NO-BREAK SPACE'},
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{s : '\u2000', t : 'EN QUAD'},
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{s : '\u2001', t : 'EM QUAD'},
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{s : '\u2002', t : 'EN SPACE'},
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{s : '\u2003', t : 'EM SPACE'},
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{s : '\u2004', t : 'THREE-PER-EM SPACE'},
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{s : '\u2005', t : 'FOUR-PER-EM SPACE'},
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{s : '\u2006', t : 'SIX-PER-EM SPACE'},
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{s : '\u2007', t : 'FIGURE SPACE'},
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{s : '\u2008', t : 'PUNCTUATION SPACE'},
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{s : '\u2009', t : 'THIN SPACE'},
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{s : '\u200A', t : 'HAIR SPACE'},
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{s : '\u3000', t : 'IDEOGRAPHIC SPACE'},
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{s : '\u2028', t : 'LINE SEPARATOR'},
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{s : '\u2029', t : 'PARAGRAPH SEPARATOR'},
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{s : '\u200B', t : 'ZERO WIDTH SPACE (category Cf)'}
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];
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for (var i = 0; i < whitespace.length; i++) {
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shouldBe("whitespace["+i+"].s.trim()", "''");
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shouldBe("whitespace["+i+"].s.trimLeft()", "''");
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shouldBe("whitespace["+i+"].s.trimRight()", "''");
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wsString += whitespace[i].s;
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}
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trimString = wsString + testString + wsString;
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leftTrimString = testString + wsString; //trimmed from the left
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rightTrimString = wsString + testString; //trimmed from the right
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shouldBe("wsString.trim()", "''");
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shouldBe("wsString.trimLeft()", "''");
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shouldBe("wsString.trimRight()", "''");
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shouldBe("trimString.trim()", "testString");
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shouldBe("trimString.trimLeft()", "leftTrimString");
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shouldBe("trimString.trimRight()", "rightTrimString");
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shouldBe("leftTrimString.trim()", "testString");
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shouldBe("leftTrimString.trimLeft()", "leftTrimString");
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shouldBe("leftTrimString.trimRight()", "testString");
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shouldBe("rightTrimString.trim()", "testString");
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shouldBe("rightTrimString.trimLeft()", "testString");
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shouldBe("rightTrimString.trimRight()", "rightTrimString");
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var testValues = ["0", "Infinity", "NaN", "true", "false", "({})", "({toString:function(){return 'wibble'}})", "['an','array']"];
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for (var i = 0; i < testValues.length; i++) {
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shouldBe("trim.call("+testValues[i]+")", "'"+eval(testValues[i])+"'");
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shouldBe("trimLeft.call("+testValues[i]+")", "'"+eval(testValues[i])+"'");
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shouldBe("trimRight.call("+testValues[i]+")", "'"+eval(testValues[i])+"'");
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}
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