ui/base/l10n/time_format_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 "ui/base/l10n/time_format.h"
   6
   7 #include "base/files/file_path.h"
   8 #include "base/strings/string16.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "base/time/time.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include "ui/base/l10n/formatter.h"
  13
  14 using base::ASCIIToUTF16;
  15
  16 namespace ui {
  17 namespace {
  18
  19 using base::TimeDelta;
  20
  21 class TimeFormatTest : public ::testing::Test {
  22  public:
  23   TimeFormatTest() :
  24       delta_0s_(TimeDelta::FromSeconds(0)),
  25       delta_1ms_(TimeDelta::FromMilliseconds(1)),
  26       delta_499ms_(TimeDelta::FromMilliseconds(499)),
  27       delta_500ms_(TimeDelta::FromMilliseconds(500)),
  28       delta_999ms_(TimeDelta::FromMilliseconds(999)),
  29       delta_1s_(TimeDelta::FromSeconds(1)),
  30       delta_1s499ms_(delta_1s_ + delta_499ms_),
  31       delta_1s500ms_(delta_1s_ + delta_500ms_),
  32       delta_2s_(TimeDelta::FromSeconds(2)),
  33       delta_29s_(TimeDelta::FromSeconds(29)),
  34       delta_30s_(TimeDelta::FromSeconds(30)),
  35       delta_59s_(TimeDelta::FromSeconds(59)),
  36       delta_59s499ms_(delta_59s_ + delta_499ms_),
  37       delta_59s500ms_(delta_59s_ + delta_500ms_),
  38       delta_1m_(TimeDelta::FromMinutes(1)),
  39       delta_1m2s_(delta_1m_ + delta_2s_),
  40       delta_1m29s999ms_(delta_1m_ + delta_29s_ + delta_999ms_),
  41       delta_1m30s_(delta_1m_ + delta_30s_),
  42       delta_2m_(TimeDelta::FromMinutes(2)),
  43       delta_2m1s_(delta_2m_ + delta_1s_),
  44       delta_29m_(TimeDelta::FromMinutes(29)),
  45       delta_30m_(TimeDelta::FromMinutes(30)),
  46       delta_59m_(TimeDelta::FromMinutes(59)),
  47       delta_59m29s999ms_(delta_59m_ + delta_29s_ + delta_999ms_),
  48       delta_59m30s_(delta_59m_ + delta_30s_),
  49       delta_59m59s499ms_(delta_59m_ + delta_59s_ + delta_499ms_),
  50       delta_59m59s500ms_(delta_59m_ + delta_59s_ + delta_500ms_),
  51       delta_1h_(TimeDelta::FromHours(1)),
  52       delta_1h2m_(delta_1h_ + delta_2m_),
  53       delta_1h29m59s999ms_(delta_1h_ + delta_29m_ + delta_59s_ + delta_999ms_),
  54       delta_1h30m_(delta_1h_ + delta_30m_),
  55       delta_2h_(TimeDelta::FromHours(2)),
  56       delta_2h1m_(delta_2h_ + delta_1m_),
  57       delta_11h_(TimeDelta::FromHours(11)),
  58       delta_12h_(TimeDelta::FromHours(12)),
  59       delta_23h_(TimeDelta::FromHours(23)),
  60       delta_23h29m59s999ms_(delta_23h_ + delta_29m_ + delta_59s_ +
  61                             delta_999ms_),
  62       delta_23h30m_(delta_23h_ + delta_30m_),
  63       delta_23h59m29s999ms_(delta_23h_ + delta_59m_ + delta_29s_ +
  64                             delta_999ms_),
  65       delta_23h59m30s_(delta_23h_ + delta_59m_ + delta_30s_),
  66       delta_1d_(TimeDelta::FromDays(1)),
  67       delta_1d2h_(delta_1d_ + delta_2h_),
  68       delta_1d11h59m59s999ms_(delta_1d_ + delta_11h_ + delta_59m_ + delta_29s_ +
  69                                   delta_999ms_),
  70       delta_1d12h_(delta_1d_ + delta_12h_),
  71       delta_2d_(TimeDelta::FromDays(2)),
  72       delta_2d1h_(delta_2d_ + delta_1h_)
  73   {}
  74
  75  protected:
  76   void TestStrings() {
  77     // Test English strings (simple, singular).
  78     EXPECT_EQ(ASCIIToUTF16("1 sec"), TimeFormat::Simple(
  79         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1s_));
  80     EXPECT_EQ(ASCIIToUTF16("1 min"), TimeFormat::Simple(
  81         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1m_));
  82     EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Simple(
  83         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1h_));
  84     EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Simple(
  85         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1d_));
  86     EXPECT_EQ(ASCIIToUTF16("1 second"), TimeFormat::Simple(
  87         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_1s_));
  88     EXPECT_EQ(ASCIIToUTF16("1 minute"), TimeFormat::Simple(
  89         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_1m_));
  90     EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Simple(
  91         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_1h_));
  92     EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Simple(
  93         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_1d_));
  94     EXPECT_EQ(ASCIIToUTF16("1 sec left"), TimeFormat::Simple(
  95         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_1s_));
  96     EXPECT_EQ(ASCIIToUTF16("1 min left"), TimeFormat::Simple(
  97         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_1m_));
  98     EXPECT_EQ(ASCIIToUTF16("1 hour left"), TimeFormat::Simple(
  99         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_1h_));
 100     EXPECT_EQ(ASCIIToUTF16("1 day left"), TimeFormat::Simple(
 101         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_1d_));
 102     EXPECT_EQ(ASCIIToUTF16("1 second left"), TimeFormat::Simple(
 103         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_1s_));
 104     EXPECT_EQ(ASCIIToUTF16("1 minute left"), TimeFormat::Simple(
 105         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_1m_));
 106     EXPECT_EQ(ASCIIToUTF16("1 hour left"), TimeFormat::Simple(
 107         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_1h_));
 108     EXPECT_EQ(ASCIIToUTF16("1 day left"), TimeFormat::Simple(
 109         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_1d_));
 110     EXPECT_EQ(ASCIIToUTF16("1 sec ago"), TimeFormat::Simple(
 111         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_1s_));
 112     EXPECT_EQ(ASCIIToUTF16("1 min ago"), TimeFormat::Simple(
 113         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_1m_));
 114     EXPECT_EQ(ASCIIToUTF16("1 hour ago"), TimeFormat::Simple(
 115         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_1h_));
 116     EXPECT_EQ(ASCIIToUTF16("1 day ago"), TimeFormat::Simple(
 117         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_1d_));
 118
 119     // Test English strings (simple, plural).
 120     EXPECT_EQ(ASCIIToUTF16("2 secs"), TimeFormat::Simple(
 121         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_2s_));
 122     EXPECT_EQ(ASCIIToUTF16("2 mins"), TimeFormat::Simple(
 123         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_2m_));
 124     EXPECT_EQ(ASCIIToUTF16("2 hours"), TimeFormat::Simple(
 125         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_2h_));
 126     EXPECT_EQ(ASCIIToUTF16("2 days"), TimeFormat::Simple(
 127         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_2d_));
 128     EXPECT_EQ(ASCIIToUTF16("2 seconds"), TimeFormat::Simple(
 129         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_2s_));
 130     EXPECT_EQ(ASCIIToUTF16("2 minutes"), TimeFormat::Simple(
 131         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_2m_));
 132     EXPECT_EQ(ASCIIToUTF16("2 hours"), TimeFormat::Simple(
 133         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_2h_));
 134     EXPECT_EQ(ASCIIToUTF16("2 days"), TimeFormat::Simple(
 135         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, delta_2d_));
 136     EXPECT_EQ(ASCIIToUTF16("2 secs left"), TimeFormat::Simple(
 137         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_2s_));
 138     EXPECT_EQ(ASCIIToUTF16("2 mins left"), TimeFormat::Simple(
 139         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_2m_));
 140     EXPECT_EQ(ASCIIToUTF16("2 hours left"), TimeFormat::Simple(
 141         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_2h_));
 142     EXPECT_EQ(ASCIIToUTF16("2 days left"), TimeFormat::Simple(
 143         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_SHORT, delta_2d_));
 144     EXPECT_EQ(ASCIIToUTF16("2 seconds left"), TimeFormat::Simple(
 145         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_2s_));
 146     EXPECT_EQ(ASCIIToUTF16("2 minutes left"), TimeFormat::Simple(
 147         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_2m_));
 148     EXPECT_EQ(ASCIIToUTF16("2 hours left"), TimeFormat::Simple(
 149         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_2h_));
 150     EXPECT_EQ(ASCIIToUTF16("2 days left"), TimeFormat::Simple(
 151         TimeFormat::FORMAT_REMAINING, TimeFormat::LENGTH_LONG, delta_2d_));
 152     EXPECT_EQ(ASCIIToUTF16("2 secs ago"), TimeFormat::Simple(
 153         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_2s_));
 154     EXPECT_EQ(ASCIIToUTF16("2 mins ago"), TimeFormat::Simple(
 155         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_2m_));
 156     EXPECT_EQ(ASCIIToUTF16("2 hours ago"), TimeFormat::Simple(
 157         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_2h_));
 158     EXPECT_EQ(ASCIIToUTF16("2 days ago"), TimeFormat::Simple(
 159         TimeFormat::FORMAT_ELAPSED, TimeFormat::LENGTH_SHORT, delta_2d_));
 160
 161     // Test English strings (detailed, singular and plural).
 162     EXPECT_EQ(ASCIIToUTF16("1 minute 2 seconds"), TimeFormat::Detailed(
 163         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_1m2s_));
 164     EXPECT_EQ(ASCIIToUTF16("2 minutes 1 second"), TimeFormat::Detailed(
 165         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_2m1s_));
 166     EXPECT_EQ(ASCIIToUTF16("1 hour 2 minutes"), TimeFormat::Detailed(
 167         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_1h2m_));
 168     EXPECT_EQ(ASCIIToUTF16("2 hours 1 minute"), TimeFormat::Detailed(
 169         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_2h1m_));
 170     EXPECT_EQ(ASCIIToUTF16("1 day 2 hours"), TimeFormat::Detailed(
 171         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_1d2h_));
 172     EXPECT_EQ(ASCIIToUTF16("2 days 1 hour"), TimeFormat::Detailed(
 173         TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 3, delta_2d1h_));
 174   }
 175
 176   TimeDelta delta_0s_;
 177   TimeDelta delta_1ms_;
 178   TimeDelta delta_499ms_;
 179   TimeDelta delta_500ms_;
 180   TimeDelta delta_999ms_;
 181   TimeDelta delta_1s_;
 182   TimeDelta delta_1s499ms_;
 183   TimeDelta delta_1s500ms_;
 184   TimeDelta delta_2s_;
 185   TimeDelta delta_29s_;
 186   TimeDelta delta_30s_;
 187   TimeDelta delta_59s_;
 188   TimeDelta delta_59s499ms_;
 189   TimeDelta delta_59s500ms_;
 190   TimeDelta delta_1m_;
 191   TimeDelta delta_1m2s_;
 192   TimeDelta delta_1m29s999ms_;
 193   TimeDelta delta_1m30s_;
 194   TimeDelta delta_2m_;
 195   TimeDelta delta_2m1s_;
 196   TimeDelta delta_29m_;
 197   TimeDelta delta_30m_;
 198   TimeDelta delta_59m_;
 199   TimeDelta delta_59m29s999ms_;
 200   TimeDelta delta_59m30s_;
 201   TimeDelta delta_59m59s499ms_;
 202   TimeDelta delta_59m59s500ms_;
 203   TimeDelta delta_1h_;
 204   TimeDelta delta_1h2m_;
 205   TimeDelta delta_1h29m59s999ms_;
 206   TimeDelta delta_1h30m_;
 207   TimeDelta delta_2h_;
 208   TimeDelta delta_2h1m_;
 209   TimeDelta delta_11h_;
 210   TimeDelta delta_12h_;
 211   TimeDelta delta_23h_;
 212   TimeDelta delta_23h29m59s999ms_;
 213   TimeDelta delta_23h30m_;
 214   TimeDelta delta_23h59m29s999ms_;
 215   TimeDelta delta_23h59m30s_;
 216   TimeDelta delta_1d_;
 217   TimeDelta delta_1d2h_;
 218   TimeDelta delta_1d11h59m59s999ms_;
 219   TimeDelta delta_1d12h_;
 220   TimeDelta delta_2d_;
 221   TimeDelta delta_2d1h_;
 222 };
 223
 224 TEST_F(TimeFormatTest, SimpleAndDetailedRounding) {
 225   // Test rounding behavior (simple).
 226   EXPECT_EQ(ASCIIToUTF16("0 secs"), TimeFormat::Simple(
 227       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_0s_));
 228   EXPECT_EQ(ASCIIToUTF16("0 secs"), TimeFormat::Simple(
 229       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_499ms_));
 230   EXPECT_EQ(ASCIIToUTF16("1 sec"), TimeFormat::Simple(
 231       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_500ms_));
 232   EXPECT_EQ(ASCIIToUTF16("1 sec"), TimeFormat::Simple(
 233       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1s499ms_));
 234   EXPECT_EQ(ASCIIToUTF16("2 secs"), TimeFormat::Simple(
 235       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1s500ms_));
 236   EXPECT_EQ(ASCIIToUTF16("59 secs"), TimeFormat::Simple(
 237       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_59s499ms_));
 238   EXPECT_EQ(ASCIIToUTF16("1 min"), TimeFormat::Simple(
 239       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_59s500ms_));
 240   EXPECT_EQ(ASCIIToUTF16("1 min"), TimeFormat::Simple(
 241       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT,
 242       delta_1m29s999ms_));
 243   EXPECT_EQ(ASCIIToUTF16("2 mins"), TimeFormat::Simple(
 244       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1m30s_));
 245   EXPECT_EQ(ASCIIToUTF16("59 mins"), TimeFormat::Simple(
 246       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT,
 247       delta_59m29s999ms_));
 248   EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Simple(
 249       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_59m30s_));
 250   EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Simple(
 251       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT,
 252       delta_1h29m59s999ms_));
 253   EXPECT_EQ(ASCIIToUTF16("2 hours"), TimeFormat::Simple(
 254       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1h30m_));
 255   EXPECT_EQ(ASCIIToUTF16("23 hours"), TimeFormat::Simple(
 256       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT,
 257       delta_23h29m59s999ms_));
 258   EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Simple(
 259       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_23h30m_));
 260   EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Simple(
 261       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT,
 262       delta_1d11h59m59s999ms_));
 263   EXPECT_EQ(ASCIIToUTF16("2 days"), TimeFormat::Simple(
 264       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_SHORT, delta_1d12h_));
 265
 266   // Test rounding behavior (detailed).
 267   EXPECT_EQ(ASCIIToUTF16("59 seconds"), TimeFormat::Detailed(
 268       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 100,
 269       delta_59s499ms_));
 270   EXPECT_EQ(ASCIIToUTF16("1 minute 0 seconds"), TimeFormat::Detailed(
 271       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 2,
 272       delta_59s500ms_));
 273   EXPECT_EQ(ASCIIToUTF16("1 minute"), TimeFormat::Detailed(
 274       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 1,
 275       delta_59s500ms_));
 276   EXPECT_EQ(ASCIIToUTF16("59 minutes 59 seconds"), TimeFormat::Detailed(
 277       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 60,
 278       delta_59m59s499ms_));
 279   EXPECT_EQ(ASCIIToUTF16("1 hour 0 minutes"), TimeFormat::Detailed(
 280       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 59,
 281       delta_59m59s499ms_));
 282   EXPECT_EQ(ASCIIToUTF16("1 hour 0 minutes"), TimeFormat::Detailed(
 283       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 2,
 284       delta_59m59s499ms_));
 285   EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Detailed(
 286       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 1,
 287       delta_59m59s499ms_));
 288   EXPECT_EQ(ASCIIToUTF16("1 hour"), TimeFormat::Detailed(
 289       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 1,
 290       delta_59m59s500ms_));
 291   EXPECT_EQ(ASCIIToUTF16("1 hour 0 minutes"), TimeFormat::Detailed(
 292       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 2,
 293       delta_59m59s500ms_));
 294   EXPECT_EQ(ASCIIToUTF16("23 hours 59 minutes"), TimeFormat::Detailed(
 295       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 24,
 296       delta_23h59m29s999ms_));
 297   EXPECT_EQ(ASCIIToUTF16("1 day 0 hours"), TimeFormat::Detailed(
 298       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 23,
 299       delta_23h59m29s999ms_));
 300   EXPECT_EQ(ASCIIToUTF16("1 day 0 hours"), TimeFormat::Detailed(
 301       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 2,
 302       delta_23h59m29s999ms_));
 303   EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Detailed(
 304       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 1,
 305       delta_23h59m29s999ms_));
 306   EXPECT_EQ(ASCIIToUTF16("1 day"), TimeFormat::Detailed(
 307       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 1,
 308       delta_23h59m30s_));
 309   EXPECT_EQ(ASCIIToUTF16("1 day 0 hours"), TimeFormat::Detailed(
 310       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, 2,
 311       delta_23h59m30s_));
 312   EXPECT_EQ(ASCIIToUTF16("1 day 0 hours"), TimeFormat::Detailed(
 313       TimeFormat::FORMAT_DURATION, TimeFormat::LENGTH_LONG, -1,
 314       delta_23h59m30s_));
 315 }
 316
 317 // Test strings in default code path.
 318 TEST_F(TimeFormatTest, SimpleAndDetailedStrings) {
 319   TestStrings();
 320 }
 321
 322 // Test strings in fallback path in case of translator error.
 323 TEST_F(TimeFormatTest, SimpleAndDetailedStringFallback) {
 324   formatter_force_fallback = true;
 325   g_container.Get().ResetForTesting();
 326   TestStrings();
 327   formatter_force_fallback = false;
 328   g_container.Get().ResetForTesting();
 329 }
 330
 331 // crbug.com/159388: This test fails when daylight savings time ends.
 332 TEST_F(TimeFormatTest, RelativeDate) {
 333   base::Time now = base::Time::Now();
 334   base::string16 today_str = TimeFormat::RelativeDate(now, NULL);
 335   EXPECT_EQ(ASCIIToUTF16("Today"), today_str);
 336
 337   base::Time yesterday = now - TimeDelta::FromDays(1);
 338   base::string16 yesterday_str = TimeFormat::RelativeDate(yesterday, NULL);
 339   EXPECT_EQ(ASCIIToUTF16("Yesterday"), yesterday_str);
 340
 341   base::Time two_days_ago = now - TimeDelta::FromDays(2);
 342   base::string16 two_days_ago_str =
 343       TimeFormat::RelativeDate(two_days_ago, NULL);
 344   EXPECT_TRUE(two_days_ago_str.empty());
 345
 346   base::Time a_week_ago = now - TimeDelta::FromDays(7);
 347   base::string16 a_week_ago_str = TimeFormat::RelativeDate(a_week_ago, NULL);
 348   EXPECT_TRUE(a_week_ago_str.empty());
 349 }
 350
 351 }  // namespace
 352 }  // namespace ui