C++ Utilities  5.10.5
Useful C++ classes and routines such as argument parser, IO and conversion utilities
chronotests.cpp
Go to the documentation of this file.
1 #include "../chrono/datetime.h"
2 #include "../chrono/format.h"
3 #include "../chrono/period.h"
4 #include "../chrono/timespan.h"
5 #include "../conversion/conversionexception.h"
6 #include "../tests/testutils.h"
7 
8 #include <cppunit/TestFixture.h>
9 #include <cppunit/extensions/HelperMacros.h>
10 
11 #include <chrono>
12 #include <cmath>
13 #include <iostream>
14 
15 using namespace std;
16 using namespace CppUtilities;
17 using namespace CppUtilities::Literals;
18 
19 using namespace CPPUNIT_NS;
20 
21 // compile-time checks for DateTime class
22 static_assert(DateTime().isNull(), "isNull()");
23 static_assert(DateTime(1).totalTicks() == 1, "construction with ticks");
24 static_assert(DateTime(2) == DateTime(2), "operator ==");
25 static_assert(DateTime(2) != DateTime(3), "operator !=");
26 static_assert(DateTime(2) < DateTime(3), "operator <");
27 static_assert(DateTime(3) > DateTime(2), "operator >");
28 static_assert(DateTime::eternity().isEternity() && !DateTime().isEternity(), "isEternity()");
29 static constexpr auto dateFromUnixEpoch(
30  DateTime::unixEpochStart() + TimeSpan::fromHours(1) + TimeSpan::fromMinutes(2) + TimeSpan::fromSeconds(3.1256789));
31 static_assert(dateFromUnixEpoch.dayOfWeek() == DayOfWeek::Thursday, "dayOfWeek()");
32 static_assert(dateFromUnixEpoch.hour() == 1, "hour()");
33 static_assert(dateFromUnixEpoch.minute() == 2, "minute()");
34 static_assert(dateFromUnixEpoch.second() == 3, "second()");
35 static_assert(dateFromUnixEpoch.millisecond() == 125, "millisecond()");
36 static_assert(dateFromUnixEpoch.microsecond() == 678, "microsecond()");
37 static_assert(dateFromUnixEpoch.nanosecond() == 900, "nanosecond()");
38 static_assert(dateFromUnixEpoch.isSameDay(DateTime::unixEpochStart()), "isSameDay()");
39 static_assert(!dateFromUnixEpoch.isSameDay(DateTime::unixEpochStart() + TimeSpan::fromHours(24)), "!isSameDay()");
40 
41 // compile-time checks for TimeSpan class
42 static_assert(TimeSpan().isNull(), "isNull()");
43 static_assert(TimeSpan(1).totalTicks() == 1, "construction with ticks");
44 static_assert(TimeSpan(-1).isNegative() && !TimeSpan(1).isNegative(), "isNegative()");
45 static_assert(TimeSpan::infinity().isInfinity() && !TimeSpan().isInfinity(), "isInfinity()");
46 static_assert(TimeSpan::negativeInfinity().isNegativeInfinity() && !TimeSpan().isNegativeInfinity(), "isNegativeInfinity()");
47 static_assert(TimeSpan::fromMilliseconds(1.0125).nanoseconds() == 500, "fromMilliseconds()/nanoseconds()");
48 static_assert(TimeSpan::fromMilliseconds(1.0125).microseconds() == 12, "fromMilliseconds()/microseconds()");
49 static_assert(TimeSpan::fromMilliseconds(1.0125).milliseconds() == 1, "fromMilliseconds()/milliseconds()");
50 static_assert(TimeSpan::fromSeconds(61).seconds() == 1, "fromSeconds()/seconds()");
51 static_assert(TimeSpan::fromSeconds(61).minutes() == 1, "fromSeconds()/minutes()");
52 static_assert(TimeSpan::fromMinutes(61).minutes() == 1, "fromMinutes()/minutes()");
53 static_assert(TimeSpan::fromHours(25).hours() == 1, "fromMinutes()/hours()");
54 static_assert(TimeSpan::fromDays(20.5).days() == 20, "fromDays()/days()");
55 static_assert(TimeSpan::fromMinutes(1.5).totalMicroseconds() == 90e6, "totalMicroseconds()");
56 static_assert(TimeSpan::fromMinutes(1.5).totalMilliseconds() == 90e3, "totalMilliseconds()");
57 static_assert(TimeSpan::fromMinutes(1.5).totalSeconds() == 90.0, "totalSeconds()");
58 static_assert(TimeSpan::fromHours(1.5).totalMinutes() == 90.0, "totalMinutes()");
59 static_assert(TimeSpan::fromDays(1.5).totalHours() == 36.0, "totalHours()");
60 static_assert(TimeSpan::fromDays(20.5).totalDays() == 20.5, "totalDays()");
61 
68 class ChronoTests : public TestFixture {
69  CPPUNIT_TEST_SUITE(ChronoTests);
70  CPPUNIT_TEST(testDateTime);
71  CPPUNIT_TEST(testTimeSpan);
72  CPPUNIT_TEST(testOperators);
73  CPPUNIT_TEST(testPeriod);
74  CPPUNIT_TEST(testHashing);
75  CPPUNIT_TEST_SUITE_END();
76 
77 public:
78  void setUp()
79  {
80  }
81  void tearDown()
82  {
83  }
84 
85  void testDateTime();
86  void testTimeSpan();
87  void testOperators();
88  void testPeriod();
89  void testHashing();
90 };
91 
93 
98 {
99  // test year(), month(), ...
100  CPPUNIT_ASSERT_EQUAL(DateTime::daysInMonth(2000, 2), 29);
101  CPPUNIT_ASSERT_EQUAL(DateTime::daysInMonth(2001, 2), 28);
102  CPPUNIT_ASSERT_EQUAL(DateTime::daysInMonth(2100, 2), 28);
103  const auto test1 = DateTime::fromDateAndTime(2012, 2, 29, 15, 34, 20, 33.0);
104  CPPUNIT_ASSERT_EQUAL(2012, test1.year());
105  CPPUNIT_ASSERT_EQUAL(2, test1.month());
106  CPPUNIT_ASSERT_EQUAL(29, test1.day());
107  CPPUNIT_ASSERT_EQUAL(15, test1.hour());
108  CPPUNIT_ASSERT_EQUAL(34, test1.minute());
109  CPPUNIT_ASSERT_EQUAL(20, test1.second());
110  CPPUNIT_ASSERT_EQUAL(33, test1.millisecond());
111  CPPUNIT_ASSERT_EQUAL(DayOfWeek::Wednesday, test1.dayOfWeek());
112  CPPUNIT_ASSERT_EQUAL((31 + 29), test1.dayOfYear());
113  CPPUNIT_ASSERT(test1.isLeapYear());
114  CPPUNIT_ASSERT(test1.isSameDay(test1 + TimeSpan::fromHours(8)));
115  CPPUNIT_ASSERT(!test1.isSameDay(test1 + TimeSpan::fromHours(9)));
116  CPPUNIT_ASSERT_EQUAL("Wed 2012-02-29 15:34:20.033"s, test1.toString(DateTimeOutputFormat::DateTimeAndShortWeekday));
117  const auto test2 = DateTime::fromDateAndTime(1, 1, 1, 15, 34, 20, 33.0);
118  CPPUNIT_ASSERT_EQUAL(1, test2.year());
119  CPPUNIT_ASSERT_EQUAL(1, test2.month());
120  CPPUNIT_ASSERT_EQUAL(1, test2.day());
121  CPPUNIT_ASSERT_EQUAL(15, test2.hour());
122  CPPUNIT_ASSERT_EQUAL(34, test2.minute());
123  CPPUNIT_ASSERT_EQUAL(20, test2.second());
124  CPPUNIT_ASSERT_EQUAL(33, test2.millisecond());
125 
126  // test fromTimeStamp()/toTimeStamp()
127  const auto timeStamp = static_cast<time_t>(1453840331);
128  const auto fromTimeStampGmt = DateTime::fromTimeStampGmt(timeStamp), fromTimeStamp = DateTime::fromTimeStamp(timeStamp);
129  CPPUNIT_ASSERT_EQUAL("Tue 2016-01-26 20:32:11"s, fromTimeStampGmt.toString(DateTimeOutputFormat::DateTimeAndShortWeekday));
130  CPPUNIT_ASSERT(fabs((fromTimeStamp - fromTimeStampGmt).totalDays()) <= 1.0);
131  CPPUNIT_ASSERT_EQUAL(DateTime(), DateTime::fromTimeStamp(0));
132  CPPUNIT_ASSERT_EQUAL(timeStamp, fromTimeStampGmt.toTimeStamp());
133 
134  // test fromChronoTimePointGmt()
135  const auto fromChronoTimePointGmt = DateTime::fromChronoTimePointGmt(chrono::system_clock::from_time_t(timeStamp));
136  CPPUNIT_ASSERT_EQUAL("Tue 2016-01-26 20:32:11"s, fromChronoTimePointGmt.toString(DateTimeOutputFormat::DateTimeAndShortWeekday));
137 
138  // test whether ConversionException() is thrown when invalid values are specified
139  CPPUNIT_ASSERT_THROW(DateTime::fromDate(0, 1, 1), ConversionException);
140  CPPUNIT_ASSERT_THROW(DateTime::fromDate(2012, 15, 1), ConversionException);
141  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(0, 2, 29, 15, 34, 20, 33), ConversionException);
142  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2013, 2, 29, 15, 34, 20, 33), ConversionException);
143  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 2, 29, 15, 61, 20, 33), ConversionException);
144  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 4, 31, 15, 0, 20, 33), ConversionException);
145  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 3, 31, 15, 0, 61, 33), ConversionException);
146  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 1, 1, 61, 2, 1), ConversionException);
147  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 1, 1, 15, 2, 1, 2000.0), ConversionException);
148 
149  // test fromString()/toString()
150  CPPUNIT_ASSERT_EQUAL(test1, DateTime::fromString("2012-02-29 15:34:20.033"));
151  CPPUNIT_ASSERT_EQUAL_MESSAGE("surplus parts ignored", test1, DateTime::fromString("2012-02-29 15:34:20.033:12"));
152  CPPUNIT_ASSERT_EQUAL("2012-02-29 15:34:20.033"s, test1.toString(DateTimeOutputFormat::DateAndTime, false));
153  CPPUNIT_ASSERT_THROW(TimeSpan::fromString("2012-02-29 15:34:34:20.033"), ConversionException);
154  const auto test3 = DateTime::fromIsoString("2016-08-29T21:32:31.125+02:00");
155  CPPUNIT_ASSERT_EQUAL("2016-08-29T21:32:31.125+02:00"s, test3.first.toIsoString(test3.second));
156  CPPUNIT_ASSERT_THROW(DateTime::fromString("#"), ConversionException);
157  // test accuracy (of 100 nanoseconds)
158  const auto test4 = DateTime::fromIsoString("2017-08-23T19:40:15.985077682+02:30");
159  CPPUNIT_ASSERT_EQUAL(2.5, test4.second.totalHours());
160  CPPUNIT_ASSERT_EQUAL(15, test4.first.second());
161  CPPUNIT_ASSERT_EQUAL(985, test4.first.millisecond());
162  CPPUNIT_ASSERT_EQUAL(77, test4.first.microsecond());
163  CPPUNIT_ASSERT_EQUAL(600, test4.first.nanosecond());
164  CPPUNIT_ASSERT_EQUAL("2017-08-23T19:40:15.9850776+02:30"s, test4.first.toIsoString(test4.second));
165  // test negative delta
166  const auto test5 = DateTime::fromIsoString("2017-08-23T19:40:15.985077682-02:30");
167  CPPUNIT_ASSERT_EQUAL(-2.5, test5.second.totalHours());
168  CPPUNIT_ASSERT_EQUAL(15, test5.first.second());
169  CPPUNIT_ASSERT_EQUAL(985, test5.first.millisecond());
170  CPPUNIT_ASSERT_EQUAL(77, test5.first.microsecond());
171  CPPUNIT_ASSERT_EQUAL(600, test5.first.nanosecond());
172  CPPUNIT_ASSERT_EQUAL("2017-08-23T19:40:15.9850776-02:30"s, test5.first.toIsoString(test5.second));
173  // test further variants
174  CPPUNIT_ASSERT_EQUAL_MESSAGE("only year", DateTime::fromDate(2008), DateTime::fromIsoStringGmt("2008"));
175  CPPUNIT_ASSERT_EQUAL_MESSAGE("only year and month", DateTime::fromDate(2008, 12), DateTime::fromIsoStringGmt("2008-12"));
176  CPPUNIT_ASSERT_EQUAL_MESSAGE("only date", DateTime::fromDate(2008, 12, 5), DateTime::fromIsoStringGmt("2008-12-05"));
177  CPPUNIT_ASSERT_EQUAL_MESSAGE("Zulu time", TimeSpan(), DateTime::fromIsoString("2017-08-23T19:40:15.985077682Z").second);
178  CPPUNIT_ASSERT_EQUAL_MESSAGE("no minutes", TimeSpan::fromHours(3), DateTime::fromIsoString("2017-08-23T19:40:15.985077682+03").second);
179  const auto test6 = DateTime::fromIsoString("1970-01-01T01:02:03+01:00");
180  CPPUNIT_ASSERT_EQUAL_MESSAGE("no seconds fraction (positive timezone offset, 1)", DateTime::fromDateAndTime(1970, 1, 1, 1, 2, 3), test6.first);
181  CPPUNIT_ASSERT_EQUAL_MESSAGE("no seconds fraction (positive timezone offset, 2)", TimeSpan::fromHours(1.0), test6.second);
182  const auto test7 = DateTime::fromIsoString("2021-05-20T23:02:45-04:00");
183  CPPUNIT_ASSERT_EQUAL_MESSAGE("no seconds fraction (negative timezone offset, 1)", DateTime::fromDateAndTime(2021, 5, 20, 23, 2, 45), test7.first);
184  CPPUNIT_ASSERT_EQUAL_MESSAGE("no seconds fraction (negative timezone offset, 2)", TimeSpan::fromHours(-4.0), test7.second);
185  // implied separators / too many digits
186  CPPUNIT_ASSERT_EQUAL_MESSAGE("no separators", test5.first - test5.second, DateTime::fromIsoStringGmt("20170823T194015.985077682-0230"));
187  CPPUNIT_ASSERT_EQUAL_MESSAGE(
188  "not even T separator", DateTime::fromDateAndTime(2017, 8, 23, 19, 40, 15), DateTime::fromIsoStringGmt("20170823194015"));
189  CPPUNIT_ASSERT_THROW_MESSAGE("too many digits after seconds", DateTime::fromIsoString("2017082319401516"), ConversionException);
190  CPPUNIT_ASSERT_THROW_MESSAGE("too many digits after timezone offset", DateTime::fromIsoString("20170823194015.16+02300"), ConversionException);
191  // test invalid characters
192  CPPUNIT_ASSERT_THROW_MESSAGE("digits after Z", DateTime::fromIsoString("2017-O8-23T19:40:15.985077682Z02:00"), ConversionException);
193  CPPUNIT_ASSERT_THROW_MESSAGE("invalid letter", DateTime::fromIsoString("2017-O8-23T19:40:15.985077682:+02:00"), ConversionException);
194  CPPUNIT_ASSERT_THROW_MESSAGE("invalid T", DateTime::fromIsoString("2017-08-23T19:T40:15.985077682+02:00"), ConversionException);
195  CPPUNIT_ASSERT_THROW_MESSAGE("invalid -", DateTime::fromIsoString("2017-08-23T19:40-15.985077682+02:00"), ConversionException);
196  CPPUNIT_ASSERT_THROW_MESSAGE("invalid .", DateTime::fromIsoString("2017-08.5-23T19:40:15.985077682+02:00"), ConversionException);
197  CPPUNIT_ASSERT_THROW_MESSAGE("invalid :", DateTime::fromIsoString("2017:08-23T19:40:15.985077682+02:00"), ConversionException);
198  CPPUNIT_ASSERT_THROW_MESSAGE("invalid :", DateTime::fromIsoString("2017-08-23T19:40:15:985077682+02:00"), ConversionException);
199  // ISO string via toString() format option
200  CPPUNIT_ASSERT_EQUAL("1234-05-06T07:08:09.0105005"s, DateTime::fromDateAndTime(1234, 5, 6, 7, 8, 9, 10.5005).toString(DateTimeOutputFormat::Iso));
201  CPPUNIT_ASSERT_EQUAL("1234-05-06T07:08:09.0105005"s,
202  DateTime::fromDateAndTime(1234, 5, 6, 7, 8, 9, 10.5005).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
203  CPPUNIT_ASSERT_EQUAL("1234-05-06T07:08:09.010500"s,
204  DateTime::fromDateAndTime(1234, 5, 6, 7, 8, 9, 10.500).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
205  CPPUNIT_ASSERT_EQUAL(
206  "1234-05-06T07:08:09.010"s, DateTime::fromDateAndTime(1234, 5, 6, 7, 8, 9, 10).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
207  CPPUNIT_ASSERT_EQUAL(
208  "1234-05-06T07:08:09"s, DateTime::fromDateAndTime(1234, 5, 6, 7, 8, 9).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
209  CPPUNIT_ASSERT_EQUAL(
210  "1234-05-06T07:08"s, DateTime::fromDateAndTime(1234, 5, 6, 7, 8).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
211  CPPUNIT_ASSERT_EQUAL("1234-05-06T07"s, DateTime::fromDateAndTime(1234, 5, 6, 7).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
212  CPPUNIT_ASSERT_EQUAL("1234-05-06"s, DateTime::fromDateAndTime(1234, 5, 6).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
213  CPPUNIT_ASSERT_EQUAL("1234-05"s, DateTime::fromDateAndTime(1234, 5).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
214  CPPUNIT_ASSERT_EQUAL("1234"s, DateTime::fromDateAndTime(1234).toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
215  CPPUNIT_ASSERT_EQUAL("0001"s, DateTime().toString(DateTimeOutputFormat::IsoOmittingDefaultComponents));
216 
217 // test now() and exactNow() (or at least whether both behave the same)
218 #if defined(PLATFORM_UNIX)
219  const auto delta = DateTime::gmtNow() - DateTime::exactGmtNow();
220  CPPUNIT_ASSERT(delta < TimeSpan::fromSeconds(2) && delta > TimeSpan::fromSeconds(-2));
221 #endif
222 }
223 
228 {
229  // test fromString(...), this should also test all other from...() methods and + operator
230  CPPUNIT_ASSERT_EQUAL(TimeSpan(), TimeSpan::fromString(string()));
231  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromSeconds(5.0), TimeSpan::fromString("5.0"));
232  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromMinutes(5.5), TimeSpan::fromString("5:30"));
233  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromHours(7) + TimeSpan::fromMinutes(5.5), TimeSpan::fromString("7:5:30"));
234  const auto test1 = TimeSpan::fromString("2:34:53:2.5");
235  // test days(), hours(), ...
236  CPPUNIT_ASSERT_EQUAL(3, test1.days());
237  CPPUNIT_ASSERT_EQUAL(10, test1.hours());
238  CPPUNIT_ASSERT_EQUAL(53, test1.minutes());
239  CPPUNIT_ASSERT_EQUAL(2, test1.seconds());
240  CPPUNIT_ASSERT_EQUAL(500, test1.milliseconds());
241  CPPUNIT_ASSERT(test1.totalDays() > 3.0 && test1.totalDays() < 4.0);
242  CPPUNIT_ASSERT(test1.totalHours() > (2 * 24 + 34) && test1.totalHours() < (2 * 24 + 35));
243  CPPUNIT_ASSERT(test1.totalMinutes() > (2 * 24 * 60 + 34 * 60 + 53) && test1.totalHours() < (2 * 24 * 60 + 34 * 60 + 54));
244  // test toString(...)
245  CPPUNIT_ASSERT_EQUAL("3 d 10 h 53 min 2 s 500 ms"s, test1.toString(TimeSpanOutputFormat::WithMeasures, false));
246  CPPUNIT_ASSERT_EQUAL("07:05:30"s, (TimeSpan::fromHours(7) + TimeSpan::fromMinutes(5.5)).toString());
247  CPPUNIT_ASSERT_EQUAL("-5 s"s, TimeSpan::fromSeconds(-5.0).toString(TimeSpanOutputFormat::WithMeasures, false));
248  CPPUNIT_ASSERT_EQUAL("0 s"s, TimeSpan().toString(TimeSpanOutputFormat::WithMeasures, false));
249  CPPUNIT_ASSERT_EQUAL("5e+02 µs"s, TimeSpan::fromMilliseconds(0.5).toString(TimeSpanOutputFormat::WithMeasures, false));
250  // test accuracy (of 100 nanoseconds)
251  const auto test2 = TimeSpan::fromString("15.985077682");
252  CPPUNIT_ASSERT_EQUAL(15.9850776, test2.totalSeconds());
253  CPPUNIT_ASSERT_EQUAL(15, test2.seconds());
254  CPPUNIT_ASSERT_EQUAL(985, test2.milliseconds());
255  CPPUNIT_ASSERT_EQUAL(77, test2.microseconds());
256  CPPUNIT_ASSERT_EQUAL(600, test2.nanoseconds());
257  CPPUNIT_ASSERT_EQUAL("00:00:15.9850776"s, test2.toString());
258  CPPUNIT_ASSERT_EQUAL("15 s 985 ms 77 µs 600 ns"s, test2.toString(TimeSpanOutputFormat::WithMeasures));
259  CPPUNIT_ASSERT_EQUAL("15.9850776"s, test2.toString(TimeSpanOutputFormat::TotalSeconds));
260 
261  // test whether ConversionException() is thrown when invalid values are specified
262  CPPUNIT_ASSERT_THROW(TimeSpan::fromString("2:34a:53:32.5"), ConversionException);
263 }
264 
269 {
270  auto dateTime = DateTime::fromDateAndTime(1999, 1, 5, 4, 16);
271  CPPUNIT_ASSERT_EQUAL(7, (dateTime + TimeSpan::fromDays(2)).day());
272  CPPUNIT_ASSERT_EQUAL(6, (dateTime + TimeSpan::fromHours(24)).day());
273  CPPUNIT_ASSERT_EQUAL(3, (dateTime + TimeSpan::fromHours(24) + TimeSpan::fromHours(-1)).hour());
274  CPPUNIT_ASSERT_EQUAL(17, (dateTime + TimeSpan::fromHours(24) - TimeSpan::fromMinutes(-1)).minute());
275  dateTime += TimeSpan::fromDays(365);
276  CPPUNIT_ASSERT_EQUAL(2000, dateTime.year());
277  CPPUNIT_ASSERT_EQUAL(5, dateTime.day());
278  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromDays(1), TimeSpan::fromHours(12) * 2);
279  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromHours(12), TimeSpan::fromDays(1) / 2);
280  CPPUNIT_ASSERT_EQUAL(2.0, TimeSpan::fromDays(1) / TimeSpan::fromHours(12));
281 }
282 
287 {
288  const auto begin(DateTime::fromDateAndTime(1994, 7, 18, 15, 30, 21)), end(DateTime::fromDateAndTime(2017, 12, 2, 15, 30, 21));
289  const Period period(begin, end);
290  CPPUNIT_ASSERT_EQUAL(23, period.years());
291  CPPUNIT_ASSERT_EQUAL(4, period.months());
292  CPPUNIT_ASSERT_EQUAL(14, period.days());
293  CPPUNIT_ASSERT_EQUAL(end.toString(), (begin + period).toString());
294 
295  const auto end2(DateTime::fromDateAndTime(2018, 1, 2, 15, 30, 21));
296  const Period period2(begin, end2);
297  CPPUNIT_ASSERT_EQUAL(23, period2.years());
298  CPPUNIT_ASSERT_EQUAL(5, period2.months());
299  CPPUNIT_ASSERT_EQUAL_MESSAGE("one more day, because December has 31 days", 15, period2.days());
300  CPPUNIT_ASSERT_EQUAL(end2.toString(), (begin + period2).toString());
301 }
302 
307 {
308  set<DateTime> dateTimes;
309  dateTimes.emplace(DateTime::fromDate(2500, 2, 1));
310  dateTimes.emplace(DateTime::fromDate(2500, 2, 2));
311  dateTimes.emplace(DateTime::fromDate(2500, 2, 1));
312  CPPUNIT_ASSERT_EQUAL(2_st, dateTimes.size());
313 
314  set<TimeSpan> timeSpans;
315  timeSpans.emplace(TimeSpan::fromDays(5));
316  timeSpans.emplace(TimeSpan::fromDays(10));
317  timeSpans.emplace(TimeSpan::fromDays(5));
318  CPPUNIT_ASSERT_EQUAL(2_st, timeSpans.size());
319 }
CPPUNIT_TEST_SUITE_REGISTRATION(ChronoTests)
The ChronoTests class tests classes and functions provided by the files inside the chrono directory.
Definition: chronotests.cpp:68
void setUp()
Definition: chronotests.cpp:78
void testTimeSpan()
Tests most important TimeSpan features.
void testHashing()
Tests hashing DateTime / TimeSpan by using in a set.
void testOperators()
Tests operators of DateTime / TimeSpan.
void testDateTime()
Tests most important DateTime features.
Definition: chronotests.cpp:97
void testPeriod()
Tests Period.
void tearDown()
Definition: chronotests.cpp:81
The ConversionException class is thrown by the various conversion functions of this library when a co...
Represents an instant in time, typically expressed as a date and time of day.
Definition: datetime.h:53
Represents a period of time.
Definition: period.h:8
constexpr int days() const
Returns the days component of the period represented by the current instance.
Definition: period.h:48
constexpr int years() const
Returns the years component of the period represented by the current instance.
Definition: period.h:32
constexpr int months() const
Returns the months component of the period represented by the current instance.
Definition: period.h:40
Represents a time interval.
Definition: timespan.h:25
Contains literals to ease asserting with CPPUNIT_ASSERT_EQUAL.
Definition: testutils.h:317
Contains all utilities provides by the c++utilities library.