test/time_measure_test.cc
author alpar
Fri, 03 Feb 2006 17:32:25 +0000
changeset 1958 5be9c1ca0252
parent 1875 98698b69a902
child 1960 a60b681d0825
permissions -rw-r--r--
- svn lock doesn't work
- fix bootstrap switch
     1 /* -*- C++ -*-
     2  *
     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
     7  * (Egervary Research Group on Combinatorial Optimization, EGRES).
     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 
    19 #include <lemon/time_measure.h>
    20 
    21 ///\file \brief Test cases for time_measure.h
    22 ///
    23 ///\todo To be extended
    24 
    25 
    26 using namespace lemon;
    27 
    28 void f() 
    29 {
    30   double d=0;
    31   for(int i=0;i<10000;i++)
    32     d+=0.1;
    33 }
    34 
    35 int main()
    36 {
    37   Timer T;
    38   int n;
    39   for(n=0;T.realTime()<1.0;n++) ;
    40   std::cout << T << " (" << n << " time queries)\n";
    41   T.restart();
    42   while(T.realTime()<2.0) ;
    43   std::cout << T << '\n';
    44   TimeStamp full;
    45   TimeStamp t=runningTimeTest(f,1,&n,&full);
    46   std::cout << t << " (" << n << " tests)\n";
    47   std::cout << "Total: " << full << "\n";
    48   
    49   return 0;
    50 }