src/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/resource/resource_bundle.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   static void SetUpTestCase() {
  24     LoadLocale(ui::ResourceBundle::GetSharedInstance()
  25                    .GetLocaleFilePath("en-US", true));
  26   }
  27
  28   static void TearDownTestCase() {
  29     LoadLocale(base::FilePath());
  30   }
  31
  32  private:
  33   static void LoadLocale(const base::FilePath& file_path) {
  34     ui::ResourceBundle::GetSharedInstance().OverrideLocalePakForTest(file_path);
  35     ui::ResourceBundle::GetSharedInstance().ReloadLocaleResources("en-US");
  36   }
  37 };
  38
  39 void TestTimeFormats(const TimeDelta& delta, const char* expected_ascii) {
  40   base::string16 expected = ASCIIToUTF16(expected_ascii);
  41   base::string16 expected_left = expected + ASCIIToUTF16(" left");
  42   base::string16 expected_ago = expected + ASCIIToUTF16(" ago");
  43   EXPECT_EQ(expected, TimeFormat::TimeDurationShort(delta));
  44   EXPECT_EQ(expected_left, TimeFormat::TimeRemaining(delta));
  45   EXPECT_EQ(expected_ago, TimeFormat::TimeElapsed(delta));
  46 }
  47
  48 TEST_F(TimeFormatTest, FormatTime) {
  49   const TimeDelta one_day = TimeDelta::FromDays(1);
  50   const TimeDelta one_hour = TimeDelta::FromHours(1);
  51   const TimeDelta one_min = TimeDelta::FromMinutes(1);
  52   const TimeDelta one_second = TimeDelta::FromSeconds(1);
  53   const TimeDelta one_millisecond = TimeDelta::FromMilliseconds(1);
  54   const TimeDelta zero = TimeDelta::FromMilliseconds(0);
  55
  56   TestTimeFormats(zero, "0 secs");
  57   TestTimeFormats(499 * one_millisecond, "0 secs");
  58   TestTimeFormats(500 * one_millisecond, "1 sec");
  59   TestTimeFormats(1 * one_second + 499 * one_millisecond, "1 sec");
  60   TestTimeFormats(1 * one_second + 500 * one_millisecond, "2 secs");
  61   TestTimeFormats(59 * one_second + 499 * one_millisecond, "59 secs");
  62   TestTimeFormats(59 * one_second + 500 * one_millisecond, "1 min");
  63   TestTimeFormats(1 * one_min + 30 * one_second - one_millisecond, "1 min");
  64   TestTimeFormats(1 * one_min + 30 * one_second, "2 mins");
  65   TestTimeFormats(59 * one_min + 30 * one_second - one_millisecond, "59 mins");
  66   TestTimeFormats(59 * one_min + 30 * one_second, "1 hour");
  67   TestTimeFormats(1 * one_hour + 30 * one_min - one_millisecond, "1 hour");
  68   TestTimeFormats(1 * one_hour + 30 * one_min, "2 hours");
  69   TestTimeFormats(23 * one_hour + 30 * one_min - one_millisecond, "23 hours");
  70   TestTimeFormats(23 * one_hour + 30 * one_min, "1 day");
  71   TestTimeFormats(1 * one_day + 12 * one_hour - one_millisecond, "1 day");
  72   TestTimeFormats(1 * one_day + 12 * one_hour, "2 days");
  73 }
  74
  75 void TestRemainingLong(const TimeDelta& delta, const std::string& expected) {
  76   EXPECT_EQ(TimeFormat::TimeRemainingLong(delta), ASCIIToUTF16(expected));
  77 }
  78
  79 TEST_F(TimeFormatTest, TimeRemainingLong) {
  80   const TimeDelta one_day(TimeDelta::FromDays(1));
  81   const TimeDelta one_hour(TimeDelta::FromHours(1));
  82   const TimeDelta one_min(TimeDelta::FromMinutes(1));
  83   const TimeDelta one_second(TimeDelta::FromSeconds(1));
  84   const TimeDelta one_millisecond(TimeDelta::FromMilliseconds(1));
  85   const TimeDelta zero(TimeDelta::FromMilliseconds(0));
  86
  87   TestRemainingLong(zero, "0 seconds left");
  88   TestRemainingLong(499 * one_millisecond, "0 seconds left");
  89   TestRemainingLong(500 * one_millisecond, "1 second left");
  90   TestRemainingLong(one_second + 499 * one_millisecond, "1 second left");
  91   TestRemainingLong(one_second + 500 * one_millisecond, "2 seconds left");
  92   TestRemainingLong(59 * one_second + 499 * one_millisecond, "59 seconds left");
  93   TestRemainingLong(59 * one_second + 500 * one_millisecond, "1 minute left");
  94   TestRemainingLong(one_min + 30 * one_second - one_millisecond,
  95                     "1 minute left");
  96   TestRemainingLong(one_min + 30 * one_second, "2 minutes left");
  97   TestRemainingLong(59 * one_min + 30 * one_second - one_millisecond,
  98                     "59 minutes left");
  99   TestRemainingLong(59 * one_min + 30 * one_second, "1 hour left");
 100   TestRemainingLong(one_hour + 30 * one_min - one_millisecond, "1 hour left");
 101   TestRemainingLong(one_hour + 30 * one_min, "2 hours left");
 102   TestRemainingLong(23 * one_hour + 30 * one_min - one_millisecond,
 103                     "23 hours left");
 104   TestRemainingLong(23 * one_hour + 30 * one_min, "1 day left");
 105   TestRemainingLong(one_day + 12 * one_hour - one_millisecond, "1 day left");
 106   TestRemainingLong(one_day + 12 * one_hour, "2 days left");
 107 }
 108
 109 // crbug.com/159388: This test fails when daylight savings time ends.
 110 TEST_F(TimeFormatTest, RelativeDate) {
 111   base::Time now = base::Time::Now();
 112   base::string16 today_str = TimeFormat::RelativeDate(now, NULL);
 113   EXPECT_EQ(ASCIIToUTF16("Today"), today_str);
 114
 115   base::Time yesterday = now - TimeDelta::FromDays(1);
 116   base::string16 yesterday_str = TimeFormat::RelativeDate(yesterday, NULL);
 117   EXPECT_EQ(ASCIIToUTF16("Yesterday"), yesterday_str);
 118
 119   base::Time two_days_ago = now - TimeDelta::FromDays(2);
 120   base::string16 two_days_ago_str =
 121       TimeFormat::RelativeDate(two_days_ago, NULL);
 122   EXPECT_TRUE(two_days_ago_str.empty());
 123
 124   base::Time a_week_ago = now - TimeDelta::FromDays(7);
 125   base::string16 a_week_ago_str = TimeFormat::RelativeDate(a_week_ago, NULL);
 126   EXPECT_TRUE(a_week_ago_str.empty());
 127 }
 128
 129 }  // namespace
 130 }  // namespace ui