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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.
39var toCompare = ['\u0063\u0327\u0301', '\u0063\u0301\u0327'];
40
41// Try with normalization off (as an option).
42var collator = Intl.Collator([], {normalization: false});
43// If we accepted normalization parameter, this would have failed.
44assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
45assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));
46
47// Try with normalization off (as Unicode extension).
48collator = Intl.Collator(['de-u-kk-false']);
49// If we accepted normalization parameter, this would have failed.
50assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
51assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));
52
53// Normalization is on by default.
54collator = Intl.Collator();
55assertEquals(0, collator.compare(toCompare[0], toCompare[1]));
56assertFalse(collator.resolvedOptions().hasOwnProperty('normalization'));
57