test/counter_test.cc
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     1 /* -*- C++ -*-
       
     2  * test/counter_test.cc - Part of LEMON, a generic C++ optimization library
       
     3  *
       
     4  * Copyright (C) 2005 Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
       
     5  * (Egervary Research Group on Combinatorial Optimization, EGRES).
       
     6  *
       
     7  * Permission to use, modify and distribute this software is granted
       
     8  * provided that this copyright notice appears in all copies. For
       
     9  * precise terms see the accompanying LICENSE file.
       
    10  *
       
    11  * This software is provided "AS IS" with no warranty of any kind,
       
    12  * express or implied, and with no claim as to its suitability for any
       
    13  * purpose.
       
    14  *
       
    15  */
       
    16 
       
    17 #include <lemon/counter.h>
       
    18 
       
    19 ///\file \brief Test cases for time_measure.h
       
    20 ///
       
    21 ///\todo To be extended
       
    22 
       
    23 
       
    24 int fibonacci(int f) 
       
    25 {
       
    26   static lemon::Counter count("Fibonacci steps: ");
       
    27   count++;
       
    28   if(f<1) return 0;
       
    29   else if(f==1) return 1;
       
    30   else return fibonacci(f-1)+fibonacci(f-2);
       
    31 }
       
    32 
       
    33 int main()
       
    34 {
       
    35   fibonacci(10);
       
    36   
       
    37   {  
       
    38     typedef lemon::Counter MyCounter;
       
    39     MyCounter c("Main counter: ");
       
    40     c++;
       
    41     c++;
       
    42     MyCounter::SubCounter d(c,"Subcounter: ");
       
    43     d++;
       
    44     d++;
       
    45     MyCounter::SubCounter::SubCounter e(d,"SubSubCounter: ");
       
    46     e++;
       
    47     e++;
       
    48   }
       
    49   
       
    50   {
       
    51     typedef lemon::NoCounter MyCounter;
       
    52     MyCounter c("Main counter: ");
       
    53     c++;
       
    54     c++;
       
    55     MyCounter::SubCounter d(c,"Subcounter: ");
       
    56     d++;
       
    57     d++;
       
    58     MyCounter::SubCounter::SubCounter e(d,"SubSubCounter: ");
       
    59     e++;
       
    60     e++;
       
    61   }
       
    62 
       
    63   return 0;
       
    64 }