base/i18n/time_formatting_unittest.cc

   1 // Copyright (c) 2011 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 "base/i18n/time_formatting.h"
   6
   7 #include <memory>
   8
   9 #include "base/i18n/rtl.h"
  10 #include "base/i18n/unicodestring.h"
  11 #include "base/strings/utf_string_conversions.h"
  12 #include "base/test/icu_test_util.h"
  13 #include "base/time/time.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "third_party/icu/source/common/unicode/uversion.h"
  16 #include "third_party/icu/source/i18n/unicode/calendar.h"
  17 #include "third_party/icu/source/i18n/unicode/timezone.h"
  18 #include "third_party/icu/source/i18n/unicode/tzfmt.h"
  19
  20 namespace base {
  21 namespace {
  22
  23 const Time::Exploded kTestDateTimeExploded = {
  24     2011, 4,  6, 30,  // Sat, Apr 30, 2011
  25     22,   42, 7, 0    // 22:42:07.000 in UTC = 15:42:07 in US PDT.
  26 };
  27
  28 // Returns difference between the local time and GMT formatted as string.
  29 // This function gets |time| because the difference depends on time,
  30 // see https://en.wikipedia.org/wiki/Daylight_saving_time for details.
  31 string16 GetShortTimeZone(const Time& time) {
  32   UErrorCode status = U_ZERO_ERROR;
  33   std::unique_ptr<icu::TimeZone> zone(icu::TimeZone::createDefault());
  34   std::unique_ptr<icu::TimeZoneFormat> zone_formatter(
  35       icu::TimeZoneFormat::createInstance(icu::Locale::getDefault(), status));
  36   EXPECT_TRUE(U_SUCCESS(status));
  37   icu::UnicodeString name;
  38   zone_formatter->format(UTZFMT_STYLE_SPECIFIC_SHORT, *zone,
  39                          static_cast<UDate>(time.ToDoubleT() * 1000),
  40                          name, nullptr);
  41   return i18n::UnicodeStringToString16(name);
  42 }
  43
  44 // Calls TimeDurationFormat() with |delta| and |width| and returns the resulting
  45 // string. On failure, adds a failed expectation and returns an empty string.
  46 string16 TimeDurationFormatString(const TimeDelta& delta,
  47                                   DurationFormatWidth width) {
  48   string16 str;
  49   EXPECT_TRUE(TimeDurationFormat(delta, width, &str))
  50       << "Failed to format " << delta.ToInternalValue() << " with width "
  51       << width;
  52   return str;
  53 }
  54
  55 // Calls TimeDurationFormatWithSeconds() with |delta| and |width| and returns
  56 // the resulting string. On failure, adds a failed expectation and returns an
  57 // empty string.
  58 string16 TimeDurationFormatWithSecondsString(const TimeDelta& delta,
  59                                              DurationFormatWidth width) {
  60   string16 str;
  61   EXPECT_TRUE(TimeDurationFormatWithSeconds(delta, width, &str))
  62       << "Failed to format " << delta.ToInternalValue() << " with width "
  63       << width;
  64   return str;
  65 }
  66
  67 class ScopedRestoreDefaultTimezone {
  68  public:
  69   ScopedRestoreDefaultTimezone(const char* zoneid) {
  70     original_zone_.reset(icu::TimeZone::createDefault());
  71     icu::TimeZone::adoptDefault(icu::TimeZone::createTimeZone(zoneid));
  72   }
  73   ~ScopedRestoreDefaultTimezone() {
  74     icu::TimeZone::adoptDefault(original_zone_.release());
  75   }
  76
  77   ScopedRestoreDefaultTimezone(const ScopedRestoreDefaultTimezone&) = delete;
  78   ScopedRestoreDefaultTimezone& operator=(const ScopedRestoreDefaultTimezone&) =
  79       delete;
  80
  81  private:
  82   std::unique_ptr<icu::TimeZone> original_zone_;
  83 };
  84
  85 TEST(TimeFormattingTest, TimeFormatTimeOfDayDefault12h) {
  86   // Test for a locale defaulted to 12h clock.
  87   // As an instance, we use third_party/icu/source/data/locales/en.txt.
  88   test::ScopedRestoreICUDefaultLocale restore_locale;
  89   i18n::SetICUDefaultLocale("en_US");
  90   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
  91
  92   Time time;
  93   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
  94   string16 clock24h(ASCIIToUTF16("15:42"));
  95   string16 clock12h_pm(ASCIIToUTF16("3:42 PM"));
  96   string16 clock12h(ASCIIToUTF16("3:42"));
  97   string16 clock24h_millis(ASCIIToUTF16("15:42:07.000"));
  98
  99   // The default is 12h clock.
 100   EXPECT_EQ(clock12h_pm, TimeFormatTimeOfDay(time));
 101   EXPECT_EQ(clock24h_millis, TimeFormatTimeOfDayWithMilliseconds(time));
 102   EXPECT_EQ(k12HourClock, GetHourClockType());
 103   // k{Keep,Drop}AmPm should not affect for 24h clock.
 104   EXPECT_EQ(clock24h,
 105             TimeFormatTimeOfDayWithHourClockType(time,
 106                                                  k24HourClock,
 107                                                  kKeepAmPm));
 108   EXPECT_EQ(clock24h,
 109             TimeFormatTimeOfDayWithHourClockType(time,
 110                                                  k24HourClock,
 111                                                  kDropAmPm));
 112   // k{Keep,Drop}AmPm affects for 12h clock.
 113   EXPECT_EQ(clock12h_pm,
 114             TimeFormatTimeOfDayWithHourClockType(time,
 115                                                  k12HourClock,
 116                                                  kKeepAmPm));
 117   EXPECT_EQ(clock12h,
 118             TimeFormatTimeOfDayWithHourClockType(time,
 119                                                  k12HourClock,
 120                                                  kDropAmPm));
 121 }
 122
 123 TEST(TimeFormattingTest, TimeFormatTimeOfDayDefault24h) {
 124   // Test for a locale defaulted to 24h clock.
 125   // As an instance, we use third_party/icu/source/data/locales/en_GB.txt.
 126   test::ScopedRestoreICUDefaultLocale restore_locale;
 127   i18n::SetICUDefaultLocale("en_GB");
 128   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 129
 130   Time time;
 131   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 132   string16 clock24h(ASCIIToUTF16("15:42"));
 133   string16 clock12h_pm(ASCIIToUTF16("3:42 pm"));
 134   string16 clock12h(ASCIIToUTF16("3:42"));
 135   string16 clock24h_millis(ASCIIToUTF16("15:42:07.000"));
 136
 137   // The default is 24h clock.
 138   EXPECT_EQ(clock24h, TimeFormatTimeOfDay(time));
 139   EXPECT_EQ(clock24h_millis, TimeFormatTimeOfDayWithMilliseconds(time));
 140   EXPECT_EQ(k24HourClock, GetHourClockType());
 141   // k{Keep,Drop}AmPm should not affect for 24h clock.
 142   EXPECT_EQ(clock24h,
 143             TimeFormatTimeOfDayWithHourClockType(time,
 144                                                  k24HourClock,
 145                                                  kKeepAmPm));
 146   EXPECT_EQ(clock24h,
 147             TimeFormatTimeOfDayWithHourClockType(time,
 148                                                  k24HourClock,
 149                                                  kDropAmPm));
 150   // k{Keep,Drop}AmPm affects for 12h clock.
 151   EXPECT_EQ(clock12h_pm,
 152             TimeFormatTimeOfDayWithHourClockType(time,
 153                                                  k12HourClock,
 154                                                  kKeepAmPm));
 155   EXPECT_EQ(clock12h,
 156             TimeFormatTimeOfDayWithHourClockType(time,
 157                                                  k12HourClock,
 158                                                  kDropAmPm));
 159 }
 160
 161 TEST(TimeFormattingTest, TimeFormatTimeOfDayJP) {
 162   // Test for a locale that uses different mark than "AM" and "PM".
 163   // As an instance, we use third_party/icu/source/data/locales/ja.txt.
 164   test::ScopedRestoreICUDefaultLocale restore_locale;
 165   i18n::SetICUDefaultLocale("ja_JP");
 166   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 167
 168   Time time;
 169   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 170   string16 clock24h(ASCIIToUTF16("15:42"));
 171   string16 clock12h_pm(UTF8ToUTF16(u8"午後3:42"));
 172   string16 clock12h(ASCIIToUTF16("3:42"));
 173
 174   // The default is 24h clock.
 175   EXPECT_EQ(clock24h, TimeFormatTimeOfDay(time));
 176   EXPECT_EQ(k24HourClock, GetHourClockType());
 177   // k{Keep,Drop}AmPm should not affect for 24h clock.
 178   EXPECT_EQ(clock24h, TimeFormatTimeOfDayWithHourClockType(time, k24HourClock,
 179                                                            kKeepAmPm));
 180   EXPECT_EQ(clock24h, TimeFormatTimeOfDayWithHourClockType(time, k24HourClock,
 181                                                            kDropAmPm));
 182   // k{Keep,Drop}AmPm affects for 12h clock.
 183   EXPECT_EQ(clock12h_pm, TimeFormatTimeOfDayWithHourClockType(
 184                              time, k12HourClock, kKeepAmPm));
 185   EXPECT_EQ(clock12h, TimeFormatTimeOfDayWithHourClockType(time, k12HourClock,
 186                                                            kDropAmPm));
 187 }
 188
 189 TEST(TimeFormattingTest, TimeFormatTimeOfDayDE) {
 190   // Test for a locale that uses different mark than "AM" and "PM".
 191   // As an instance, we use third_party/icu/source/data/locales/de.txt.
 192   test::ScopedRestoreICUDefaultLocale restore_locale;
 193   i18n::SetICUDefaultLocale("de");
 194   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 195
 196   Time time;
 197   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 198   string16 clock24h(ASCIIToUTF16("15:42"));
 199   string16 clock12h_pm(UTF8ToUTF16("3:42 nachm."));
 200   string16 clock12h(ASCIIToUTF16("3:42"));
 201
 202   // The default is 24h clock.
 203   EXPECT_EQ(clock24h, TimeFormatTimeOfDay(time));
 204   EXPECT_EQ(k24HourClock, GetHourClockType());
 205   // k{Keep,Drop}AmPm should not affect for 24h clock.
 206   EXPECT_EQ(clock24h,
 207             TimeFormatTimeOfDayWithHourClockType(time,
 208                                                  k24HourClock,
 209                                                  kKeepAmPm));
 210   EXPECT_EQ(clock24h,
 211             TimeFormatTimeOfDayWithHourClockType(time,
 212                                                  k24HourClock,
 213                                                  kDropAmPm));
 214   // k{Keep,Drop}AmPm affects for 12h clock.
 215   EXPECT_EQ(clock12h_pm,
 216             TimeFormatTimeOfDayWithHourClockType(time,
 217                                                  k12HourClock,
 218                                                  kKeepAmPm));
 219   EXPECT_EQ(clock12h,
 220             TimeFormatTimeOfDayWithHourClockType(time,
 221                                                  k12HourClock,
 222                                                  kDropAmPm));
 223 }
 224
 225 TEST(TimeFormattingTest, TimeFormatDateUS) {
 226   // See third_party/icu/source/data/locales/en.txt.
 227   // The date patterns are "EEEE, MMMM d, y", "MMM d, y", and "M/d/yy".
 228   test::ScopedRestoreICUDefaultLocale restore_locale;
 229   i18n::SetICUDefaultLocale("en_US");
 230   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 231
 232   Time time;
 233   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 234
 235   EXPECT_EQ(ASCIIToUTF16("Apr 30, 2011"), TimeFormatShortDate(time));
 236   EXPECT_EQ(ASCIIToUTF16("4/30/11"), TimeFormatShortDateNumeric(time));
 237
 238   EXPECT_EQ(ASCIIToUTF16("4/30/11, 3:42:07 PM"),
 239             TimeFormatShortDateAndTime(time));
 240   EXPECT_EQ(ASCIIToUTF16("4/30/11, 3:42:07 PM ") + GetShortTimeZone(time),
 241             TimeFormatShortDateAndTimeWithTimeZone(time));
 242
 243   EXPECT_EQ(ASCIIToUTF16("April 2011"), TimeFormatMonthAndYear(time));
 244
 245   EXPECT_EQ(ASCIIToUTF16("Saturday, April 30, 2011 at 3:42:07 PM"),
 246             TimeFormatFriendlyDateAndTime(time));
 247
 248   EXPECT_EQ(ASCIIToUTF16("Saturday, April 30, 2011"),
 249             TimeFormatFriendlyDate(time));
 250 }
 251
 252 TEST(TimeFormattingTest, TimeFormatDateGB) {
 253   // See third_party/icu/source/data/locales/en_GB.txt.
 254   // The date patterns are "EEEE, d MMMM y", "d MMM y", and "dd/MM/yyyy".
 255   test::ScopedRestoreICUDefaultLocale restore_locale;
 256   i18n::SetICUDefaultLocale("en_GB");
 257   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 258
 259   Time time;
 260   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 261
 262   EXPECT_EQ(ASCIIToUTF16("30 Apr 2011"), TimeFormatShortDate(time));
 263   EXPECT_EQ(ASCIIToUTF16("30/04/2011"), TimeFormatShortDateNumeric(time));
 264   EXPECT_EQ(ASCIIToUTF16("30/04/2011, 15:42:07"),
 265             TimeFormatShortDateAndTime(time));
 266   EXPECT_EQ(ASCIIToUTF16("30/04/2011, 15:42:07 ") + GetShortTimeZone(time),
 267             TimeFormatShortDateAndTimeWithTimeZone(time));
 268   EXPECT_EQ(ASCIIToUTF16("April 2011"), TimeFormatMonthAndYear(time));
 269   EXPECT_EQ(ASCIIToUTF16("Saturday, 30 April 2011 at 15:42:07"),
 270             TimeFormatFriendlyDateAndTime(time));
 271   EXPECT_EQ(ASCIIToUTF16("Saturday, 30 April 2011"),
 272             TimeFormatFriendlyDate(time));
 273 }
 274
 275 TEST(TimeFormattingTest, TimeFormatWithPattern) {
 276   test::ScopedRestoreICUDefaultLocale restore_locale;
 277   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 278
 279   Time time;
 280   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &time));
 281
 282   i18n::SetICUDefaultLocale("en_US");
 283   EXPECT_EQ(ASCIIToUTF16("Apr 30, 2011"), TimeFormatWithPattern(time, "yMMMd"));
 284   EXPECT_EQ(ASCIIToUTF16("April 30, 3:42:07 PM"),
 285             TimeFormatWithPattern(time, "MMMMdjmmss"));
 286
 287   i18n::SetICUDefaultLocale("en_GB");
 288   EXPECT_EQ(ASCIIToUTF16("30 Apr 2011"), TimeFormatWithPattern(time, "yMMMd"));
 289   EXPECT_EQ(ASCIIToUTF16("30 April, 15:42:07"),
 290             TimeFormatWithPattern(time, "MMMMdjmmss"));
 291
 292   i18n::SetICUDefaultLocale("ja_JP");
 293   EXPECT_EQ(UTF8ToUTF16(u8"2011年4月30日"),
 294             TimeFormatWithPattern(time, "yMMMd"));
 295   EXPECT_EQ(UTF8ToUTF16(u8"4月30日 15:42:07"),
 296             TimeFormatWithPattern(time, "MMMMdjmmss"));
 297 }
 298
 299 TEST(TimeFormattingTest, TimeDurationFormat) {
 300   test::ScopedRestoreICUDefaultLocale restore_locale;
 301   TimeDelta delta = TimeDelta::FromMinutes(15 * 60 + 42);
 302
 303   // US English.
 304   i18n::SetICUDefaultLocale("en_US");
 305   EXPECT_EQ(ASCIIToUTF16("15 hours, 42 minutes"),
 306             TimeDurationFormatString(delta, DURATION_WIDTH_WIDE));
 307   EXPECT_EQ(ASCIIToUTF16("15 hr, 42 min"),
 308             TimeDurationFormatString(delta, DURATION_WIDTH_SHORT));
 309   EXPECT_EQ(ASCIIToUTF16("15h 42m"),
 310             TimeDurationFormatString(delta, DURATION_WIDTH_NARROW));
 311   EXPECT_EQ(ASCIIToUTF16("15:42"),
 312             TimeDurationFormatString(delta, DURATION_WIDTH_NUMERIC));
 313
 314   // Danish, with Latin alphabet but different abbreviations and punctuation.
 315   i18n::SetICUDefaultLocale("da");
 316   EXPECT_EQ(ASCIIToUTF16("15 timer og 42 minutter"),
 317             TimeDurationFormatString(delta, DURATION_WIDTH_WIDE));
 318   EXPECT_EQ(ASCIIToUTF16("15 t og 42 min."),
 319             TimeDurationFormatString(delta, DURATION_WIDTH_SHORT));
 320   EXPECT_EQ(ASCIIToUTF16("15 t og 42 min"),
 321             TimeDurationFormatString(delta, DURATION_WIDTH_NARROW));
 322   EXPECT_EQ(ASCIIToUTF16("15.42"),
 323             TimeDurationFormatString(delta, DURATION_WIDTH_NUMERIC));
 324
 325   // Persian, with non-Arabic numbers.
 326   i18n::SetICUDefaultLocale("fa");
 327   string16 fa_wide = UTF8ToUTF16(
 328       u8"\u06f1\u06f5 \u0633\u0627\u0639\u062a \u0648 \u06f4\u06f2 \u062f\u0642"
 329       u8"\u06cc\u0642\u0647");
 330   string16 fa_short = UTF8ToUTF16(
 331       u8"\u06f1\u06f5 \u0633\u0627\u0639\u062a\u060c\u200f \u06f4\u06f2 \u062f"
 332       u8"\u0642\u06cc\u0642\u0647");
 333   string16 fa_narrow = UTF8ToUTF16(
 334       u8"\u06f1\u06f5 \u0633\u0627\u0639\u062a \u06f4\u06f2 \u062f\u0642\u06cc"
 335       u8"\u0642\u0647");
 336   string16 fa_numeric = UTF8ToUTF16(u8"\u06f1\u06f5:\u06f4\u06f2");
 337   EXPECT_EQ(fa_wide, TimeDurationFormatString(delta, DURATION_WIDTH_WIDE));
 338   EXPECT_EQ(fa_short, TimeDurationFormatString(delta, DURATION_WIDTH_SHORT));
 339   EXPECT_EQ(fa_narrow, TimeDurationFormatString(delta, DURATION_WIDTH_NARROW));
 340   EXPECT_EQ(fa_numeric,
 341             TimeDurationFormatString(delta, DURATION_WIDTH_NUMERIC));
 342 }
 343
 344 TEST(TimeFormattingTest, TimeDurationFormatWithSeconds) {
 345   test::ScopedRestoreICUDefaultLocale restore_locale;
 346
 347   // US English.
 348   i18n::SetICUDefaultLocale("en_US");
 349
 350   // Test different formats.
 351   TimeDelta delta = TimeDelta::FromSeconds(15 * 3600 + 42 * 60 + 30);
 352   EXPECT_EQ(ASCIIToUTF16("15 hours, 42 minutes, 30 seconds"),
 353             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_WIDE));
 354   EXPECT_EQ(ASCIIToUTF16("15 hr, 42 min, 30 sec"),
 355             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_SHORT));
 356   EXPECT_EQ(ASCIIToUTF16("15h 42m 30s"),
 357             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NARROW));
 358   EXPECT_EQ(ASCIIToUTF16("15:42:30"),
 359             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NUMERIC));
 360
 361   // Test edge case when hour >= 100.
 362   delta = TimeDelta::FromSeconds(125 * 3600 + 42 * 60 + 30);
 363   EXPECT_EQ(ASCIIToUTF16("125 hours, 42 minutes, 30 seconds"),
 364             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_WIDE));
 365   EXPECT_EQ(ASCIIToUTF16("125 hr, 42 min, 30 sec"),
 366             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_SHORT));
 367   EXPECT_EQ(ASCIIToUTF16("125h 42m 30s"),
 368             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NARROW));
 369
 370   // Test edge case when minute = 0.
 371   delta = TimeDelta::FromSeconds(15 * 3600 + 0 * 60 + 30);
 372   EXPECT_EQ(ASCIIToUTF16("15 hours, 0 minutes, 30 seconds"),
 373             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_WIDE));
 374   EXPECT_EQ(ASCIIToUTF16("15 hr, 0 min, 30 sec"),
 375             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_SHORT));
 376   EXPECT_EQ(ASCIIToUTF16("15h 0m 30s"),
 377             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NARROW));
 378   EXPECT_EQ(ASCIIToUTF16("15:00:30"),
 379             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NUMERIC));
 380
 381   // Test edge case when second = 0.
 382   delta = TimeDelta::FromSeconds(15 * 3600 + 42 * 60 + 0);
 383   EXPECT_EQ(ASCIIToUTF16("15 hours, 42 minutes, 0 seconds"),
 384             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_WIDE));
 385   EXPECT_EQ(ASCIIToUTF16("15 hr, 42 min, 0 sec"),
 386             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_SHORT));
 387   EXPECT_EQ(ASCIIToUTF16("15h 42m 0s"),
 388             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NARROW));
 389   EXPECT_EQ(ASCIIToUTF16("15:42:00"),
 390             TimeDurationFormatWithSecondsString(delta, DURATION_WIDTH_NUMERIC));
 391 }
 392
 393 TEST(TimeFormattingTest, TimeIntervalFormat) {
 394   test::ScopedRestoreICUDefaultLocale restore_locale;
 395   i18n::SetICUDefaultLocale("en_US");
 396   ScopedRestoreDefaultTimezone la_time("America/Los_Angeles");
 397
 398   const Time::Exploded kTestIntervalEndTimeExploded = {
 399       2011, 5,  6, 28,  // Sat, May 28, 2012
 400       22,   42, 7, 0    // 22:42:07.000
 401   };
 402
 403   Time begin_time;
 404   EXPECT_TRUE(Time::FromUTCExploded(kTestDateTimeExploded, &begin_time));
 405   Time end_time;
 406   EXPECT_TRUE(Time::FromUTCExploded(kTestIntervalEndTimeExploded, &end_time));
 407
 408   EXPECT_EQ(
 409       UTF8ToUTF16(u8"Saturday, April 30 – Saturday, May 28"),
 410       DateIntervalFormat(begin_time, end_time, DATE_FORMAT_MONTH_WEEKDAY_DAY));
 411
 412   const Time::Exploded kTestIntervalBeginTimeExploded = {
 413       2011, 5,  1, 16,  // Mon, May 16, 2012
 414       22,   42, 7, 0    // 22:42:07.000
 415   };
 416   EXPECT_TRUE(
 417       Time::FromUTCExploded(kTestIntervalBeginTimeExploded, &begin_time));
 418   EXPECT_EQ(
 419       UTF8ToUTF16(u8"Monday, May 16 – Saturday, May 28"),
 420       DateIntervalFormat(begin_time, end_time, DATE_FORMAT_MONTH_WEEKDAY_DAY));
 421
 422   i18n::SetICUDefaultLocale("en_GB");
 423   EXPECT_EQ(
 424       UTF8ToUTF16(u8"Monday 16 – Saturday 28 May"),
 425       DateIntervalFormat(begin_time, end_time, DATE_FORMAT_MONTH_WEEKDAY_DAY));
 426
 427   i18n::SetICUDefaultLocale("ja");
 428   EXPECT_EQ(
 429       UTF8ToUTF16(u8"5月16日(月曜日)～28日(土曜日)"),
 430       DateIntervalFormat(begin_time, end_time, DATE_FORMAT_MONTH_WEEKDAY_DAY));
 431 }
 432
 433 }  // namespace
 434 }  // namespace base