1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 // Make sure normalization is always on, and normalization flag is ignored. 29 30 // We need a character with two combining marks, from two different classes, 31 // to make ICU fail comparison without normalization (upper, lower accent). 32 // We will just switch order of combining characters to try to induce failure. 33 34 // FYI, this one wouldn't work, since both accents are from the same class: 35 // http://unicode.org/cldr/utility/character.jsp?a=01DF 36 37 // See http://demo.icu-project.org/icu-bin/nbrowser?t=&s=1E09&uv=0 and 38 // http://unicode.org/cldr/utility/character.jsp?a=1E09 for character details. 39 var toCompare = ['\u0063\u0327\u0301', '\u0063\u0301\u0327']; 40 41 // Try with normalization off (as an option). 42 var collator = Intl.Collator([], {normalization: false}); 43 // If we accepted normalization parameter, this would have failed. 44 assertEquals(0, collator.compare(toCompare[0], toCompare[1])); 45 assertFalse(collator.resolvedOptions().hasOwnProperty('normalization')); 46 47 // Try with normalization off (as Unicode extension). 48 collator = Intl.Collator(['de-u-kk-false']); 49 // If we accepted normalization parameter, this would have failed. 50 assertEquals(0, collator.compare(toCompare[0], toCompare[1])); 51 assertFalse(collator.resolvedOptions().hasOwnProperty('normalization')); 52 53 // Normalization is on by default. 54 collator = Intl.Collator(); 55 assertEquals(0, collator.compare(toCompare[0], toCompare[1])); 56 assertFalse(collator.resolvedOptions().hasOwnProperty('normalization')); 57
