test/time_measure_test.cc
author Balazs Dezso <deba@inf.elte.hu>
Mon, 16 Jun 2008 18:19:07 +0200
changeset 172 c94a80f38d7f
parent 119 82a2639a05bb
child 209 765619b7cbb2
permissions -rw-r--r--
Clarifying the usage of skipSection
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/* -*- C++ -*-
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 *
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 * This file is a part of LEMON, a generic C++ optimization library
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 *
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 * Copyright (C) 2003-2008
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 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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 * (Egervary Research Group on Combinatorial Optimization, EGRES).
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 *
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 * Permission to use, modify and distribute this software is granted
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 * provided that this copyright notice appears in all copies. For
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 * precise terms see the accompanying LICENSE file.
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 *
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 * This software is provided "AS IS" with no warranty of any kind,
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 * express or implied, and with no claim as to its suitability for any
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 * purpose.
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 *
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 */
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#include <lemon/time_measure.h>
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using namespace lemon;
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void f() 
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{
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  double d=0;
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  for(int i=0;i<1000;i++)
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    d+=0.1;
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}
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void g() 
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{
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  static Timer T;
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  for(int i=0;i<1000;i++)
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    TimeStamp x(T);
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}
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int main()
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{
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  Timer T;
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  unsigned int n;
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  for(n=0;T.realTime()<1.0;n++) ;
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  std::cout << T << " (" << n << " time queries)\n";
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  T.restart();
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  while(T.realTime()<2.0) ;
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  std::cout << T << '\n';
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  TimeStamp full;
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  TimeStamp t;
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  t=runningTimeTest(f,1,&n,&full);
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  std::cout << t << " (" << n << " tests)\n";
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  std::cout << "Total: " << full << "\n";
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  t=runningTimeTest(g,1,&n,&full);
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  std::cout << t << " (" << n << " tests)\n";
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  std::cout << "Total: " << full << "\n";
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  return 0;
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}