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27
28// Tests String.prototype.localeCompare method override.
29
30var testData = {
31  'en': ['blood', 'bull', 'ascend', 'zed', 'down'],
32  'sr': ['новине', 'ограда', 'жирафа', 'Никола', 'Андрија', 'Стара Планина',
33         'џак', 'алав', 'ћук', 'чука'],
34  'de': ['März', 'Fuße', 'FUSSE', 'Fluße', 'Flusse', 'flusse', 'fluße',
35         'flüße', 'flüsse']
36};
37
38
39function testArrays(locale) {
40  var data;
41  if (locale === undefined) {
42    data = testData['en'];
43    locale = [];
44  } else {
45    data = testData[locale];
46  }
47
48  var collator = new Intl.Collator(locale, options);
49  var collatorResult = data.sort(collator.compare);
50  var localeCompareResult = data.sort(function(a, b) {
51    return a.localeCompare(b, locale, options)
52  });
53  assertEquals(collatorResult, localeCompareResult);
54}
55
56
57// Defaults
58var options = undefined;
59testArrays();
60
61
62// Specify locale, keep default options.
63options = undefined;
64Object.keys(testData).forEach(testArrays);
65
66
67// Specify locale and options.
68options = {caseFirst: 'upper'};
69Object.keys(testData).forEach(testArrays);
70