chrome/browser/chromeos/locale_change_guard_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chromeos/locale_change_guard.h"
   6
   7 #include <string.h>
   8
   9 #include "base/macros.h"
  10 #include "testing/gtest/include/gtest/gtest.h"
  11 #include "ui/base/l10n/l10n_util.h"
  12
  13 namespace {
  14
  15 // These languages require user notification when locale is automatically
  16 // switched between different regions within the same language.
  17 const char* const kShowNotificationLanguages[] = {
  18     "af",   // Afrikaans
  19     "am",   // Amharic
  20     "ar",   // Arabic
  21     "az",   // Azerbaijani
  22     "be",   // Belarusian
  23     "bg",   // Bulgarian
  24     "bh",   // Bihari
  25     "bn",   // Bengali
  26     "br",   // Breton
  27     "bs",   // Bosnian
  28     "ca",   // Catalan
  29     "co",   // Corsican
  30     "cs",   // Czech
  31     "cy",   // Welsh
  32     "da",   // Danish
  33     "el",   // Greek
  34     "eo",   // Esperanto
  35     "es",   // Spanish
  36     "et",   // Estonian
  37     "eu",   // Basque
  38     "fa",   // Persian
  39     "fi",   // Finnish
  40     "fil",  // Filipino
  41     "fo",   // Faroese
  42     "fy",   // Frisian
  43     "ga",   // Irish
  44     "gd",   // Scots Gaelic
  45     "gl",   // Galician
  46     "gn",   // Guarani
  47     "gu",   // Gujarati
  48     "ha",   // Hausa
  49     "haw",  // Hawaiian
  50     "he",   // Hebrew
  51     "hi",   // Hindi
  52     "hr",   // Croatian
  53     "hu",   // Hungarian
  54     "hy",   // Armenian
  55     "ia",   // Interlingua
  56     "id",   // Indonesian
  57     "is",   // Icelandic
  58     "ja",   // Japanese
  59     "jw",   // Javanese
  60     "ka",   // Georgian
  61     "kk",   // Kazakh
  62     "km",   // Cambodian
  63     "kn",   // Kannada
  64     "ko",   // Korean
  65     "ku",   // Kurdish
  66     "ky",   // Kyrgyz
  67     "la",   // Latin
  68     "ln",   // Lingala
  69     "lo",   // Laothian
  70     "lt",   // Lithuanian
  71     "lv",   // Latvian
  72     "mk",   // Macedonian
  73     "ml",   // Malayalam
  74     "mn",   // Mongolian
  75     "mo",   // Moldavian
  76     "mr",   // Marathi
  77     "ms",   // Malay
  78     "mt",   // Maltese
  79     "nb",   // Norwegian (Bokmal)
  80     "ne",   // Nepali
  81     "nl",   // Dutch
  82     "nn",   // Norwegian (Nynorsk)
  83     "no",   // Norwegian
  84     "oc",   // Occitan
  85     "om",   // Oromo
  86     "or",   // Oriya
  87     "pa",   // Punjabi
  88     "pl",   // Polish
  89     "ps",   // Pashto
  90     "pt",   // Portuguese
  91     "qu",   // Quechua
  92     "rm",   // Romansh
  93     "ro",   // Romanian
  94     "ru",   // Russian
  95     "sd",   // Sindhi
  96     "sh",   // Serbo-Croatian
  97     "si",   // Sinhalese
  98     "sk",   // Slovak
  99     "sl",   // Slovenian
 100     "sn",   // Shona
 101     "so",   // Somali
 102     "sq",   // Albanian
 103     "sr",   // Serbian
 104     "st",   // Sesotho
 105     "su",   // Sundanese
 106     "sv",   // Swedish
 107     "sw",   // Swahili
 108     "ta",   // Tamil
 109     "te",   // Telugu
 110     "tg",   // Tajik
 111     "th",   // Thai
 112     "ti",   // Tigrinya
 113     "tk",   // Turkmen
 114     "to",   // Tonga
 115     "tr",   // Turkish
 116     "tt",   // Tatar
 117     "tw",   // Twi
 118     "ug",   // Uighur
 119     "uk",   // Ukrainian
 120     "ur",   // Urdu
 121     "uz",   // Uzbek
 122     "vi",   // Vietnamese
 123     "xh",   // Xhosa
 124     "yi",   // Yiddish
 125     "yo",   // Yoruba
 126     "zh",   // Chinese
 127     "zu",   // Zulu
 128 };
 129
 130 }  // anonymous namespace
 131
 132 namespace chromeos {
 133
 134 TEST(LocaleChangeGuardTest, ShowNotificationLocaleChanged) {
 135   // "en" is used as "global default" in many places.
 136   EXPECT_TRUE(
 137       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en", "it"));
 138   EXPECT_TRUE(
 139       LocaleChangeGuard::ShouldShowLocaleChangeNotification("it", "en"));
 140
 141   // Between two latin locales.
 142   EXPECT_TRUE(
 143       LocaleChangeGuard::ShouldShowLocaleChangeNotification("fr", "it"));
 144   EXPECT_TRUE(
 145       LocaleChangeGuard::ShouldShowLocaleChangeNotification("it", "fr"));
 146
 147   // en <-> non-latin locale
 148   EXPECT_TRUE(
 149       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en", "zh"));
 150   EXPECT_TRUE(
 151       LocaleChangeGuard::ShouldShowLocaleChangeNotification("zh", "en"));
 152
 153   // latin <-> non-latin locale
 154   EXPECT_TRUE(
 155       LocaleChangeGuard::ShouldShowLocaleChangeNotification("fr", "zh"));
 156   EXPECT_TRUE(
 157       LocaleChangeGuard::ShouldShowLocaleChangeNotification("zh", "fr"));
 158
 159   // same language
 160   EXPECT_FALSE(
 161       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en", "en"));
 162   EXPECT_FALSE(
 163       LocaleChangeGuard::ShouldShowLocaleChangeNotification("fr", "fr"));
 164   EXPECT_FALSE(
 165       LocaleChangeGuard::ShouldShowLocaleChangeNotification("zh", "zh"));
 166   EXPECT_FALSE(
 167       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en", "en-US"));
 168   EXPECT_FALSE(
 169       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en-GB", "en-US"));
 170
 171   // Different regions within the same language
 172   EXPECT_FALSE(
 173       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en", "en-au"));
 174   EXPECT_FALSE(
 175       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en-AU", "en"));
 176   EXPECT_FALSE(
 177       LocaleChangeGuard::ShouldShowLocaleChangeNotification("en-AU", "en-GB"));
 178
 179   EXPECT_TRUE(
 180       LocaleChangeGuard::ShouldShowLocaleChangeNotification("zh", "zh-CN"));
 181   EXPECT_TRUE(
 182       LocaleChangeGuard::ShouldShowLocaleChangeNotification("zh-CN", "zh-TW"));
 183   EXPECT_TRUE(
 184       LocaleChangeGuard::ShouldShowLocaleChangeNotification("es", "es-419"));
 185   EXPECT_TRUE(
 186       LocaleChangeGuard::ShouldShowLocaleChangeNotification("es", "es-ES"));
 187 }
 188
 189 TEST(LocaleChangeGuardTest, ShowNotificationLocaleChangedList) {
 190   for (size_t i = 0; i < l10n_util::GetAcceptLanguageListSizeForTesting();
 191        ++i) {
 192     const char* const locale = l10n_util::GetAcceptLanguageListForTesting()[i];
 193     const char* const dash = strchr(locale, '-');
 194     const std::string language =
 195         (dash ? std::string(locale, dash - locale) : std::string(locale));
 196
 197     const char* const* allowed_begin = kShowNotificationLanguages;
 198     const char* const* allowed_end =
 199         kShowNotificationLanguages + arraysize(kShowNotificationLanguages);
 200     const bool notification_allowed =
 201         (std::find(allowed_begin, allowed_end, language) != allowed_end);
 202
 203     const char* const* skipped_begin =
 204         LocaleChangeGuard::GetSkipShowNotificationLanguagesForTesting();
 205     const char* const* skipped_end =
 206         skipped_begin +
 207         LocaleChangeGuard::GetSkipShowNotificationLanguagesSizeForTesting();
 208     const bool notification_skipped =
 209         (std::find(skipped_begin, skipped_end, language) != skipped_end);
 210
 211     EXPECT_TRUE(notification_allowed ^ notification_skipped)
 212         << "Language '" << language << "' (from locale '" << locale
 213         << "') must be in exactly one list: either "
 214            "kSkipShowNotificationLanguages (found=" << notification_skipped
 215         << ") or kShowNotificationLanguages (found=" << notification_allowed
 216         << ").";
 217   }
 218 }
 219
 220 }  // namespace chromeos