test/random_test.cc
author Alpar Juttner <alpar@cs.elte.hu>
Thu, 07 Feb 2008 22:25:42 +0000
changeset 68 a315a588a20d
parent 10 99e499ca560b
child 92 5d4decd1b870
permissions -rw-r--r--
Some usefull math constants

lemon/math.h also includes the standard cmath, so one should prefer using
just lemon/math.h instead of cmath.
     1 /* -*- C++ -*-
     2  *
     3  * This file is a part of LEMON, a generic C++ optimization library
     4  *
     5  * Copyright (C) 2003-2008
     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/random.h>
    20 #include "test_tools.h"
    21 
    22 ///\file \brief Test cases for random.h
    23 ///
    24 ///\todo To be extended
    25 ///
    26 
    27 int main()
    28 {
    29   double a=lemon::rnd();
    30   check(a<1.0&&a>0.0,"This should be in [0,1)");
    31   a=lemon::rnd.gauss();
    32   a=lemon::rnd.gamma(3.45,0);
    33   a=lemon::rnd.gamma(4);
    34   //Does gamma work with integer k?
    35   a=lemon::rnd.gamma(4.0,0);
    36 }