tests/datetime.cpp

   1 #include <msp/time/datetime.h>
   2 #include <msp/time/timestamp.h>
   3 #include <msp/time/timezone.h>
   4 #include <msp/time/units.h>
   5 #include <msp/test/test.h>
   6
   7 using namespace std;
   8 using namespace Msp;
   9
  10 class DateTimeTests: public Test::RegisteredTest<DateTimeTests>
  11 {
  12 public:
  13         DateTimeTests();
  14
  15         static const char *get_name() { return "DateTime"; }
  16
  17 private:
  18         void add_days();
  19         void add_timedelta();
  20         void leap_year();
  21         void format();
  22         void timestamp();
  23         void timezone();
  24 };
  25
  26
  27 DateTimeTests::DateTimeTests()
  28 {
  29         add(&DateTimeTests::add_days, "add_days");
  30         add(&DateTimeTests::add_timedelta, "+= TimeDelta");
  31         add(&DateTimeTests::leap_year, "Leap years");
  32         add(&DateTimeTests::format, "Formatting");
  33         add(&DateTimeTests::timestamp, "Timestamp conversion");
  34         add(&DateTimeTests::timezone, "Timezone conversion");
  35 }
  36
  37 void DateTimeTests::add_days()
  38 {
  39         Time::DateTime dt(2010, 1, 1);
  40         dt.add_days(1);
  41         EXPECT_EQUAL(dt, Time::DateTime(2010, 1, 2));
  42         dt.add_days(57);
  43         EXPECT_EQUAL(dt, Time::DateTime(2010, 2, 28));
  44         dt.add_days(307);
  45         EXPECT_EQUAL(dt, Time::DateTime(2011, 1, 1));
  46         dt.add_days(-366);
  47         EXPECT_EQUAL(dt, Time::DateTime(2009, 12, 31));
  48 }
  49
  50 void DateTimeTests::add_timedelta()
  51 {
  52         Time::DateTime dt(2010, 1, 1, 23, 50, 0);
  53         dt += 20*Time::min;
  54         EXPECT_EQUAL(dt, Time::DateTime(2010, 1, 2, 0, 10, 0));
  55         dt += 23*Time::hour+50*Time::min;
  56         EXPECT_EQUAL(dt, Time::DateTime(2010, 1, 3));
  57         dt += 52*Time::week;
  58         EXPECT_EQUAL(dt, Time::DateTime(2011, 1, 2));
  59 }
  60
  61 void DateTimeTests::leap_year()
  62 {
  63         Time::DateTime dt(1996, 2, 1);
  64         dt.add_days(29);
  65         EXPECT_EQUAL(dt, Time::DateTime(1996, 3, 1));
  66
  67         dt = Time::DateTime(2000, 2, 1);
  68         dt.add_days(29);
  69         EXPECT_EQUAL(dt, Time::DateTime(2000, 3, 1));
  70
  71         dt = Time::DateTime(2100, 2, 1);
  72         dt.add_days(29);
  73         EXPECT_EQUAL(dt, Time::DateTime(2100, 3, 2));
  74
  75         dt = Time::DateTime(1996, 2, 1);
  76         dt.add_days(8*365);
  77         EXPECT_EQUAL(dt, Time::DateTime(2004, 1, 30));
  78
  79         dt = Time::DateTime(2096, 2, 1);
  80         dt.add_days(8*365);
  81         EXPECT_EQUAL(dt, Time::DateTime(2104, 1, 31));
  82
  83         dt = Time::DateTime(2010, 2, 1);
  84         dt.add_days(400*365+96);
  85         EXPECT_EQUAL(dt, Time::DateTime(2410, 1, 31));
  86 }
  87
  88 void DateTimeTests::format()
  89 {
  90         Time::DateTime dt(2010, 4, 27, 13, 57, 12);
  91         EXPECT_EQUAL(dt.format("%Y-%m-%d"), "2010-04-27");
  92         EXPECT_EQUAL(dt.format("%d%m%y"), "270410");
  93         EXPECT_EQUAL(dt.format("%H:%M:%S"), "13:57:12");
  94         EXPECT_EQUAL(dt.format("%I:%M %p"), "01:57 PM");
  95         EXPECT_EQUAL(Time::DateTime(2010, 4, 27, 12, 0, 0).format("%p"), "PM");
  96         EXPECT_EQUAL(dt.format_rfc3339(), "2010-04-27T13:57:12Z");
  97         dt.set_timezone(Time::TimeZone(120));
  98         EXPECT_EQUAL(dt.format_rfc3339(), "2010-04-27T13:57:12+02:00");
  99 }
 100
 101 void DateTimeTests::timestamp()
 102 {
 103         Time::DateTime dt(2010, 1, 1);
 104         Time::TimeStamp ts = dt.get_timestamp();
 105         Time::DateTime dt2(ts);
 106         EXPECT_EQUAL(dt, dt2);
 107 }
 108
 109 void DateTimeTests::timezone()
 110 {
 111         Time::DateTime dt(2010, 1, 1, 2, 0, 0);
 112         dt.convert_timezone(Time::TimeZone(120));
 113         EXPECT_EQUAL(dt, Time::DateTime(2010, 1, 1, 4, 0, 0));
 114         dt.convert_timezone(Time::TimeZone(-300));
 115         EXPECT_EQUAL(dt, Time::DateTime(2009, 12, 31, 21, 0, 0));
 116         dt.convert_timezone(Time::TimeZone::utc());
 117         EXPECT_EQUAL(dt, Time::DateTime(2010, 1, 1, 2, 0, 0));
 118 }