b0ec002323
Also simplify/streamline wxStopWatch implementation and replace confusingly named m_pause with more clear m_elapsedBeforePause. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69835 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
127 lines
3.0 KiB
C++
127 lines
3.0 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/events/stopwatch.cpp
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// Purpose: Test wxStopWatch class
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// Author: Francesco Montorsi (extracted from console sample)
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// Created: 2010-05-16
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// RCS-ID: $Id$
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// Copyright: (c) 2010 wxWidgets team
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///////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "testprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#endif // WX_PRECOMP
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#include <time.h>
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#include "wx/stopwatch.h"
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#include "wx/utils.h"
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// --------------------------------------------------------------------------
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// test class
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// --------------------------------------------------------------------------
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class StopWatchTestCase : public CppUnit::TestCase
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{
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public:
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StopWatchTestCase() {}
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private:
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CPPUNIT_TEST_SUITE( StopWatchTestCase );
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CPPUNIT_TEST( Misc );
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CPPUNIT_TEST( BackwardsClockBug );
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CPPUNIT_TEST_SUITE_END();
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void Misc();
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void BackwardsClockBug();
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DECLARE_NO_COPY_CLASS(StopWatchTestCase)
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};
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// register in the unnamed registry so that these tests are run by default
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CPPUNIT_TEST_SUITE_REGISTRATION( StopWatchTestCase );
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// also include in its own registry so that these tests can be run alone
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CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StopWatchTestCase, "StopWatchTestCase" );
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void StopWatchTestCase::Misc()
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{
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static const long tolerance = 10; // in ms
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wxStopWatch sw;
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long t;
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wxLongLong usec;
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sw.Pause(); // pause it immediately
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// verify that almost no time elapsed
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usec = sw.TimeInMicro();
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WX_ASSERT_MESSAGE
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(
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("Elapsed time was %" wxLongLongFmtSpec "dus", usec),
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usec < tolerance*1000
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);
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wxSleep(1);
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t = sw.Time();
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// check that the stop watch doesn't advance while paused
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WX_ASSERT_MESSAGE
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(
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("Actual time value is %ld", t),
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t >= 0 && t < tolerance
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);
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static const int sleepTime = 500;
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sw.Resume();
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wxMilliSleep(sleepTime);
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t = sw.Time();
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// check that it did advance now by ~1.5s
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WX_ASSERT_MESSAGE
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(
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("Actual time value is %ld", t),
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t > sleepTime - tolerance && t < sleepTime + tolerance
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);
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sw.Pause();
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// check that this sleep won't be taken into account below
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wxMilliSleep(sleepTime);
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sw.Resume();
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wxMilliSleep(sleepTime);
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t = sw.Time();
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// and it should advance again
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WX_ASSERT_MESSAGE
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(
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("Actual time value is %ld", t),
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t > 2*sleepTime - tolerance && t < 2*sleepTime + tolerance
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);
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}
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void StopWatchTestCase::BackwardsClockBug()
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{
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wxStopWatch sw;
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wxStopWatch sw2;
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for ( size_t n = 0; n < 10; n++ )
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{
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sw2.Start();
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for ( size_t m = 0; m < 10000; m++ )
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{
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CPPUNIT_ASSERT ( sw.Time() >= 0 && sw2.Time() >= 0 );
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}
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}
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}
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