COIN-OR::LEMON - Graph Library

source: lemon-0.x/test/time_measure_test.cc @ 1971:9a59a6cacfd9

Last change on this file since 1971:9a59a6cacfd9 was 1960:a60b681d0825, checked in by Alpar Juttner, 15 years ago
  • Increased max. number of iteration
  • Better tests.
File size: 1.3 KB
RevLine 
[906]1/* -*- C++ -*-
2 *
[1956]3 * This file is a part of LEMON, a generic C++ optimization library
4 *
5 * Copyright (C) 2003-2006
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
[1359]7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
[906]8 *
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
12 *
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
15 * purpose.
16 *
17 */
18
[921]19#include <lemon/time_measure.h>
[545]20
21///\file \brief Test cases for time_measure.h
22///
23///\todo To be extended
24
25
[921]26using namespace lemon;
[545]27
[1689]28void f()
29{
30  double d=0;
[1960]31  for(int i=0;i<1000;i++)
[1689]32    d+=0.1;
33}
34
[1960]35void g()
36{
37  static Timer T;
38 
39  double d=0;
40  for(int i=0;i<1000;i++)
41    TimeStamp x(T);
42}
43
[545]44int main()
45{
46  Timer T;
[1689]47  int n;
48  for(n=0;T.realTime()<1.0;n++) ;
49  std::cout << T << " (" << n << " time queries)\n";
[1847]50  T.restart();
[1689]51  while(T.realTime()<2.0) ;
[545]52  std::cout << T << '\n';
[1689]53  TimeStamp full;
[1960]54  TimeStamp t;
55  t=runningTimeTest(f,1,&n,&full);
56  std::cout << t << " (" << n << " tests)\n";
57  std::cout << "Total: " << full << "\n";
58 
59  t=runningTimeTest(g,1,&n,&full);
[1689]60  std::cout << t << " (" << n << " tests)\n";
61  std::cout << "Total: " << full << "\n";
[567]62 
[566]63  return 0;
[545]64}
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