C++ Utilities  4.11.0
Common C++ classes and routines used by my applications such as argument parser, IO and conversion utilities
chronotests.cpp
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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 <cmath>
12 #include <iostream>
13 
14 using namespace std;
15 using namespace ConversionUtilities;
16 using namespace ChronoUtilities;
17 using namespace TestUtilities::Literals;
18 
19 using namespace CPPUNIT_NS;
20 
27 class ChronoTests : public TestFixture {
28  CPPUNIT_TEST_SUITE(ChronoTests);
29  CPPUNIT_TEST(testDateTime);
30  CPPUNIT_TEST(testTimeSpan);
31  CPPUNIT_TEST(testOperators);
32  CPPUNIT_TEST(testHashing);
33  CPPUNIT_TEST_SUITE_END();
34 
35 public:
36  void setUp()
37  {
38  }
39  void tearDown()
40  {
41  }
42 
43  void testDateTime();
44  void testTimeSpan();
45  void testOperators();
46  void testHashing();
47 };
48 
50 
55 {
56  // test year(), month(), ...
57  const auto test1 = DateTime::fromDateAndTime(2012, 2, 29, 15, 34, 20, 33.0);
58  CPPUNIT_ASSERT_EQUAL(2012, test1.year());
59  CPPUNIT_ASSERT_EQUAL(2, test1.month());
60  CPPUNIT_ASSERT_EQUAL(29, test1.day());
61  CPPUNIT_ASSERT_EQUAL(34, test1.minute());
62  CPPUNIT_ASSERT_EQUAL(20, test1.second());
63  CPPUNIT_ASSERT_EQUAL(33, test1.millisecond());
64  CPPUNIT_ASSERT(test1.dayOfWeek() == DayOfWeek::Wednesday);
65  CPPUNIT_ASSERT_EQUAL((31 + 29), test1.dayOfYear());
66  CPPUNIT_ASSERT(test1.isLeapYear());
67  CPPUNIT_ASSERT_EQUAL("Wed 2012-02-29 15:34:20.033"s, test1.toString(DateTimeOutputFormat::DateTimeAndShortWeekday));
68 
69  // test fromTimeStamp()
70  const auto fromTimeStampGmt = DateTime::fromTimeStampGmt(1453840331), fromTimeStamp = DateTime::fromTimeStamp(1453840331);
71  CPPUNIT_ASSERT_EQUAL("Tue 2016-01-26 20:32:11"s, fromTimeStampGmt.toString(DateTimeOutputFormat::DateTimeAndShortWeekday));
72  CPPUNIT_ASSERT(fabs((fromTimeStamp - fromTimeStampGmt).totalDays()) <= 1.0);
73  CPPUNIT_ASSERT_EQUAL(DateTime(), DateTime::fromTimeStamp(0));
74 
75  // test whether ConversionException() is thrown when invalid values are specified
76  CPPUNIT_ASSERT_THROW(DateTime::fromDate(0, 1, 1), ConversionException);
77  CPPUNIT_ASSERT_THROW(DateTime::fromDate(2012, 15, 1), ConversionException);
78  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(0, 2, 29, 15, 34, 20, 33), ConversionException);
79  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2013, 2, 29, 15, 34, 20, 33), ConversionException);
80  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 2, 29, 15, 61, 20, 33), ConversionException);
81  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 4, 31, 15, 0, 20, 33), ConversionException);
82  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 3, 31, 15, 0, 61, 33), ConversionException);
83  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 1, 1, 61, 2, 1), ConversionException);
84  CPPUNIT_ASSERT_THROW(DateTime::fromDateAndTime(2012, 1, 1, 15, 2, 1, 2000.0), ConversionException);
85 
86  // test fromString()/toString()
87  CPPUNIT_ASSERT_EQUAL(test1, DateTime::fromString("2012-02-29 15:34:20.033"));
88  CPPUNIT_ASSERT_EQUAL("2012-02-29 15:34:20.033"s, test1.toString(DateTimeOutputFormat::DateAndTime, false));
89  CPPUNIT_ASSERT_THROW(TimeSpan::fromString("2012-02-29 15:34:34:20.033"), ConversionException);
90  const auto test3 = DateTime::fromIsoString("2016-08-29T21:32:31.125+02:00");
91  CPPUNIT_ASSERT_EQUAL("2016-08-29T21:32:31.125+02:00"s, test3.first.toIsoString(test3.second));
92  CPPUNIT_ASSERT_THROW(DateTime::fromString("#"), ConversionException);
93  // test accuracy (of 100 nanoseconds)
94  const auto test4 = DateTime::fromIsoString("2017-08-23T19:40:15.985077682+02:00");
95  CPPUNIT_ASSERT_EQUAL(15, test4.first.second());
96  CPPUNIT_ASSERT_EQUAL(985, test4.first.millisecond());
97  CPPUNIT_ASSERT_EQUAL(77, test4.first.microsecond());
98  CPPUNIT_ASSERT_EQUAL(600, test4.first.nanosecond());
99  CPPUNIT_ASSERT_EQUAL("2017-08-23T19:40:15.9850776+02:00"s, test4.first.toIsoString(test4.second));
100 
101 // test now() and exactNow() (or at least whether both behave the same)
102 #if defined(PLATFORM_UNIX)
103  const auto delta = DateTime::gmtNow() - DateTime::exactGmtNow();
104  CPPUNIT_ASSERT(delta < TimeSpan::fromSeconds(2) && delta > TimeSpan::fromSeconds(-2));
105 #endif
106 }
107 
112 {
113  // test fromString(...), this should also test all other from...() methods and + operator
114  CPPUNIT_ASSERT_EQUAL(TimeSpan(), TimeSpan::fromString(string()));
115  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromSeconds(5.0), TimeSpan::fromString("5.0"));
116  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromMinutes(5.5), TimeSpan::fromString("5:30"));
117  CPPUNIT_ASSERT_EQUAL(TimeSpan::fromHours(7) + TimeSpan::fromMinutes(5.5), TimeSpan::fromString("7:5:30"));
118  const auto test1 = TimeSpan::fromString("2:34:53:2.5");
119  // test days(), hours(), ...
120  CPPUNIT_ASSERT_EQUAL(3, test1.days());
121  CPPUNIT_ASSERT_EQUAL(10, test1.hours());
122  CPPUNIT_ASSERT_EQUAL(53, test1.minutes());
123  CPPUNIT_ASSERT_EQUAL(2, test1.seconds());
124  CPPUNIT_ASSERT_EQUAL(500, test1.milliseconds());
125  CPPUNIT_ASSERT(test1.totalDays() > 3.0 && test1.totalDays() < 4.0);
126  CPPUNIT_ASSERT(test1.totalHours() > (2 * 24 + 34) && test1.totalHours() < (2 * 24 + 35));
127  CPPUNIT_ASSERT(test1.totalMinutes() > (2 * 24 * 60 + 34 * 60 + 53) && test1.totalHours() < (2 * 24 * 60 + 34 * 60 + 54));
128  // test toString(...)
129  CPPUNIT_ASSERT_EQUAL("3 d 10 h 53 min 2 s 500 ms"s, test1.toString(TimeSpanOutputFormat::WithMeasures, false));
130  CPPUNIT_ASSERT_EQUAL("07:05:30"s, (TimeSpan::fromHours(7) + TimeSpan::fromMinutes(5.5)).toString());
131  CPPUNIT_ASSERT_EQUAL("-5 s"s, TimeSpan::fromSeconds(-5.0).toString(TimeSpanOutputFormat::WithMeasures, false));
132  CPPUNIT_ASSERT_EQUAL("0 s"s, TimeSpan().toString(TimeSpanOutputFormat::WithMeasures, false));
133  CPPUNIT_ASSERT_EQUAL("5e+02 µs"s, TimeSpan::fromMilliseconds(0.5).toString(TimeSpanOutputFormat::WithMeasures, false));
134  // test accuracy (of 100 nanoseconds)
135  const auto test2 = TimeSpan::fromString("15.985077682");
136  CPPUNIT_ASSERT_EQUAL(15.9850776, test2.totalSeconds());
137  CPPUNIT_ASSERT_EQUAL(15, test2.seconds());
138  CPPUNIT_ASSERT_EQUAL(985, test2.milliseconds());
139  CPPUNIT_ASSERT_EQUAL(77, test2.microseconds());
140  CPPUNIT_ASSERT_EQUAL(600, test2.nanoseconds());
141  CPPUNIT_ASSERT_EQUAL("00:00:15.9850776"s, test2.toString());
142  CPPUNIT_ASSERT_EQUAL("15 s 985 ms 77 µs 600 ns"s, test2.toString(TimeSpanOutputFormat::WithMeasures));
143 
144  // test whether ConversionException() is thrown when invalid values are specified
145  CPPUNIT_ASSERT_THROW(TimeSpan::fromString("2:34a:53:32.5"), ConversionException);
146 }
147 
152 {
153  auto dateTime = DateTime::fromDateAndTime(1999, 1, 5, 4, 16);
154  CPPUNIT_ASSERT_EQUAL(7, (dateTime + TimeSpan::fromDays(2)).day());
155  CPPUNIT_ASSERT_EQUAL(6, (dateTime + TimeSpan::fromHours(24)).day());
156  CPPUNIT_ASSERT_EQUAL(3, (dateTime + TimeSpan::fromHours(24) + TimeSpan::fromHours(-1)).hour());
157  CPPUNIT_ASSERT_EQUAL(17, (dateTime + TimeSpan::fromHours(24) - TimeSpan::fromMinutes(-1)).minute());
158  dateTime += TimeSpan::fromDays(365);
159  CPPUNIT_ASSERT_EQUAL(2000, dateTime.year());
160  CPPUNIT_ASSERT_EQUAL(5, dateTime.day());
161  CPPUNIT_ASSERT_EQUAL(2, Period(dateTime, dateTime + TimeSpan::fromDays(62)).months());
162 }
163 
168 {
169  set<DateTime> dateTimes;
170  dateTimes.emplace(DateTime::fromDate(2500, 2, 1));
171  dateTimes.emplace(DateTime::fromDate(2500, 2, 2));
172  dateTimes.emplace(DateTime::fromDate(2500, 2, 1));
173  CPPUNIT_ASSERT_EQUAL(2_st, dateTimes.size());
174 
175  set<TimeSpan> timeSpans;
176  timeSpans.emplace(TimeSpan::fromDays(5));
177  timeSpans.emplace(TimeSpan::fromDays(10));
178  timeSpans.emplace(TimeSpan::fromDays(5));
179  CPPUNIT_ASSERT_EQUAL(2_st, timeSpans.size());
180 }
CPPUNIT_TEST_SUITE_REGISTRATION(ChronoTests)
Represents an instant in time, typically expressed as a date and time of day.
Definition: datetime.h:51
Contains classes providing a means for handling date and time information.
Definition: datetime.h:12
The ConversionException class is thrown by the various conversion functions of this library when a co...
Represents a time interval.
Definition: timespan.h:27
STL namespace.
Contains literals to ease asserting with CPPUNIT_ASSERT_EQUAL.
Definition: testutils.h:210
void testHashing()
Tests hashing DateTime / TimeSpan by using in a set.
void testOperators()
Tests operators of DateTime / TimeSpan.
void setUp()
Definition: chronotests.cpp:36
void testDateTime()
Tests most important DateTime features.
Definition: chronotests.cpp:54
void testTimeSpan()
Tests most important TimeSpan features.
Represents a period of time.
Definition: period.h:8
The ChronoTests class tests classes and methods of the ChronoUtilities namespace. ...
Definition: chronotests.cpp:27
Contains several functions providing conversions between different data types.
void tearDown()
Definition: chronotests.cpp:39