test/random_test.cc
changeset 22 45f8b617339e
child 39 0a01d811071f
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/test/random_test.cc	Thu Jan 03 11:13:29 2008 +0100
     1.3 @@ -0,0 +1,36 @@
     1.4 +/* -*- C++ -*-
     1.5 + *
     1.6 + * This file is a part of LEMON, a generic C++ optimization library
     1.7 + *
     1.8 + * Copyright (C) 2003-2007
     1.9 + * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
    1.10 + * (Egervary Research Group on Combinatorial Optimization, EGRES).
    1.11 + *
    1.12 + * Permission to use, modify and distribute this software is granted
    1.13 + * provided that this copyright notice appears in all copies. For
    1.14 + * precise terms see the accompanying LICENSE file.
    1.15 + *
    1.16 + * This software is provided "AS IS" with no warranty of any kind,
    1.17 + * express or implied, and with no claim as to its suitability for any
    1.18 + * purpose.
    1.19 + *
    1.20 + */
    1.21 +
    1.22 +#include <lemon/random.h>
    1.23 +#include "test_tools.h"
    1.24 +
    1.25 +///\file \brief Test cases for random.h
    1.26 +///
    1.27 +///\todo To be extended
    1.28 +///
    1.29 +
    1.30 +int main()
    1.31 +{
    1.32 +  double a=lemon::rnd();
    1.33 +  check(a<1.0&&a>0.0,"This should be in [0,1)");
    1.34 +  a=lemon::rnd.gauss();
    1.35 +  a=lemon::rnd.gamma(3.45,0);
    1.36 +  a=lemon::rnd.gamma(4);
    1.37 +  //Does gamma work with integer k?
    1.38 +  a=lemon::rnd.gamma(4.0,0);
    1.39 +}