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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 
     24 description(
     25 
     26 "This test checks that toLowerCase and toUpperCase handle certain non-trivial cases correctly."
     27 
     28 );
     29 
     30 shouldBe('String("A").toLowerCase()', '"a"');
     31 shouldBe('String("a").toUpperCase()', '"A"');
     32 shouldBe('String(" ").toLowerCase()', '" "');
     33 shouldBe('String("").toUpperCase()', '"SS"');
     34 shouldBe('String("").toUpperCase()', '"N"');
     35 shouldBe('String("").toUpperCase()', '"J"');
     36 shouldBe('String("").toUpperCase()', '"FFI"');
     37 shouldBe('String("FFI").toLowerCase()', '"ffi"');
     38 shouldBe('String("").toLowerCase()', '""');
     39 
     40 // Test the toUpper and toLower changes made in Unicode versions 5.2 and 6.1
     41 // Construct the tests so that it passes if the toLowerCase()/toUpperCase()
     42 // either return the updated results for compliant platforms or the
     43 // passed in arguments if not.  This should be changed when all platforms
     44 // support Unicode 5.2 and Unicode 6.1.
     45 function createExpected(/* ... */)
     46 {
     47     expected = {};
     48 
     49     for (var i = 0; i < arguments.length; i++) {
     50         var s = String.fromCharCode(arguments[i]);
     51         expected[s] = true;
     52     }
     53 
     54     return expected;
     55 }
     56 
     57 // Check Unicode additions in version 5.2.  From UnicodeData.txt:
     58 // 0265;LATIN SMALL LETTER TURNED H;Ll;0;L;;;;;N;;;A78D;;A78D
     59 // A78D;LATIN CAPITAL LETTER TURNED H;Lu;0;L;;;;;N;;;;0265;
     60 
     61 var expected = createExpected(0xA78D, 0x0265);
     62 shouldBeTrue('expected[String.fromCharCode(0xA78D).toLowerCase()]');
     63 shouldBeTrue('expected[String.fromCharCode(0x0265).toUpperCase()]');
     64 
     65 // Check Unicode additions in version 6.1 From UnicodeData.txt:
     66 // 0266;LATIN SMALL LETTER H WITH HOOK;Ll;0;L;;;;;N;LATIN SMALL LETTER H HOOK;;A7AA;;A7AA
     67 // 10C7;GEORGIAN CAPITAL LETTER YN;Lu;0;L;;;;;N;;;;2D27;
     68 // 10CD;GEORGIAN CAPITAL LETTER AEN;Lu;0;L;;;;;N;;;;2D2D;
     69 // 2CF2;COPTIC CAPITAL LETTER BOHAIRIC KHEI;Lu;0;L;;;;;N;;;;2CF3;
     70 // 2CF3;COPTIC SMALL LETTER BOHAIRIC KHEI;Ll;0;L;;;;;N;;;2CF2;;2CF2
     71 // 2D27;GEORGIAN SMALL LETTER YN;Ll;0;L;;;;;N;;;10C7;;10C7
     72 // 2D2D;GEORGIAN SMALL LETTER AEN;Ll;0;L;;;;;N;;;10CD;;10CD
     73 // A792;LATIN CAPITAL LETTER C WITH BAR;Lu;0;L;;;;;N;;;;A793;
     74 // A793;LATIN SMALL LETTER C WITH BAR;Ll;0;L;;;;;N;;;A792;;A792
     75 // A7AA;LATIN CAPITAL LETTER H WITH HOOK;Lu;0;L;;;;;N;;;;0266;
     76 
     77 var expected = createExpected(0x10C7, 0x2D27);
     78 shouldBeTrue('expected[String.fromCharCode(0x10C7).toLowerCase()]');
     79 shouldBeTrue('expected[String.fromCharCode(0x2D27).toUpperCase()]');
     80 
     81 var expected = createExpected(0x10CD, 0x2D2D);
     82 shouldBeTrue('expected[String.fromCharCode(0x2D2D).toLowerCase()]');
     83 shouldBeTrue('expected[String.fromCharCode(0x10CD).toUpperCase()]');
     84 
     85 var expected = createExpected(0x2CF2, 0x2CF3);
     86 shouldBeTrue('expected[String.fromCharCode(0x2CF2).toLowerCase()]');
     87 shouldBeTrue('expected[String.fromCharCode(0x2CF3).toUpperCase()]');
     88 
     89 var expected = createExpected(0xA792, 0xA793);
     90 shouldBeTrue('expected[String.fromCharCode(0xA792).toLowerCase()]');
     91 shouldBeTrue('expected[String.fromCharCode(0xA793).toUpperCase()]');
     92 
     93 var expected = createExpected(0xA7AA, 0x0266);
     94 shouldBeTrue('expected[String.fromCharCode(0xA7AA).toLowerCase()]');
     95 shouldBeTrue('expected[String.fromCharCode(0x0266).toUpperCase()]');
     96