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1 | /* -*- C++ -*- |
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2 | * |
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3 | * This file is a part of LEMON, a generic C++ optimization library |
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4 | * |
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5 | * Copyright (C) 2003-2008 |
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6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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8 | * |
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9 | * Permission to use, modify and distribute this software is granted |
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10 | * provided that this copyright notice appears in all copies. For |
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11 | * precise terms see the accompanying LICENSE file. |
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12 | * |
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13 | * This software is provided "AS IS" with no warranty of any kind, |
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14 | * express or implied, and with no claim as to its suitability for any |
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15 | * purpose. |
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16 | * |
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17 | */ |
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18 | |
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19 | #include <lemon/random.h> |
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20 | #include "test_tools.h" |
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21 | |
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22 | ///\file \brief Test cases for random.h |
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23 | /// |
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24 | ///\todo To be extended |
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25 | /// |
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26 | |
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27 | int seed_array[] = {1, 2}; |
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28 | |
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29 | int main() |
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30 | { |
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31 | double a=lemon::rnd(); |
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32 | check(a<1.0&&a>0.0,"This should be in [0,1)"); |
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33 | a=lemon::rnd.gauss(); |
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34 | a=lemon::rnd.gamma(3.45,0); |
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35 | a=lemon::rnd.gamma(4); |
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36 | //Does gamma work with integer k? |
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37 | a=lemon::rnd.gamma(4.0,0); |
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38 | a=lemon::rnd.poisson(.5); |
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39 | |
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40 | lemon::rnd.seed(100); |
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41 | lemon::rnd.seed(seed_array, seed_array + |
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42 | (sizeof(seed_array) / sizeof(seed_array[0]))); |
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43 | |
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44 | return 0; |
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45 | } |
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