ACloudViewer  3.9.4
A Modern Library for 3D Data Processing
timer_test.cc
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30 // Author: Johannes L. Schoenberger (jsch-at-demuc-dot-de)
31 
32 #define TEST_NAME "util/timer"
33 #include "util/testing.h"
34 
35 #include "util/timer.h"
36 
37 using namespace colmap;
38 
39 BOOST_AUTO_TEST_CASE(TestDefault) {
40  Timer timer;
41  BOOST_CHECK_EQUAL(timer.ElapsedMicroSeconds(), 0);
42  BOOST_CHECK_EQUAL(timer.ElapsedSeconds(), 0);
43  BOOST_CHECK_EQUAL(timer.ElapsedMinutes(), 0);
44  BOOST_CHECK_EQUAL(timer.ElapsedHours(), 0);
45 }
46 
48  Timer timer;
49  timer.Start();
50  BOOST_CHECK_GE(timer.ElapsedMicroSeconds(), 0);
51  BOOST_CHECK_GE(timer.ElapsedSeconds(), 0);
52  BOOST_CHECK_GE(timer.ElapsedMinutes(), 0);
53  BOOST_CHECK_GE(timer.ElapsedHours(), 0);
54 }
55 
57  Timer timer;
58  timer.Start();
59  timer.Pause();
60  double prev_time = timer.ElapsedMicroSeconds();
61  for (size_t i = 0; i < 1000; ++i) {
62  BOOST_CHECK_EQUAL(timer.ElapsedMicroSeconds(), prev_time);
63  prev_time = timer.ElapsedMicroSeconds();
64  }
65  timer.Resume();
66  for (size_t i = 0; i < 1000; ++i) {
67  BOOST_CHECK_GE(timer.ElapsedMicroSeconds(), prev_time);
68  }
69  timer.Reset();
70  BOOST_CHECK_EQUAL(timer.ElapsedMicroSeconds(), 0);
71 }
void Start()
Definition: timer.cc:43
void Pause()
Definition: timer.cc:54
double ElapsedHours() const
Definition: timer.cc:86
double ElapsedSeconds() const
Definition: timer.cc:82
void Reset()
Definition: timer.cc:64
double ElapsedMinutes() const
Definition: timer.cc:84
double ElapsedMicroSeconds() const
Definition: timer.cc:69
void Resume()
Definition: timer.cc:59
BOOST_AUTO_TEST_CASE(TestDefault)
Definition: timer_test.cc:39