79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
/* test_old_uniform_int_distribution.cpp
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*
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* Copyright Steven Watanabe 2011
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* Distributed under the Boost Software License, Version 1.0. (See
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* accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* $Id$
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*
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*/
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#include <boost/random/uniform_int.hpp>
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#include <limits>
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#define BOOST_RANDOM_DISTRIBUTION boost::uniform_int<>
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#define BOOST_RANDOM_ARG1 a
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#define BOOST_RANDOM_ARG2 b
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#define BOOST_RANDOM_ARG1_DEFAULT 0
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#define BOOST_RANDOM_ARG2_DEFAULT 9
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#define BOOST_RANDOM_ARG1_VALUE 5
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#define BOOST_RANDOM_ARG2_VALUE 250
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#define BOOST_RANDOM_DIST0_MIN 0
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#define BOOST_RANDOM_DIST0_MAX 9
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#define BOOST_RANDOM_DIST1_MIN 5
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#define BOOST_RANDOM_DIST1_MAX 9
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#define BOOST_RANDOM_DIST2_MIN 5
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#define BOOST_RANDOM_DIST2_MAX 250
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#define BOOST_RANDOM_TEST1_PARAMS (0, 9)
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#define BOOST_RANDOM_TEST1_MIN 0
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#define BOOST_RANDOM_TEST1_MAX 9
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#define BOOST_RANDOM_TEST2_PARAMS (10, 19)
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#define BOOST_RANDOM_TEST2_MIN 10
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#define BOOST_RANDOM_TEST2_MAX 19
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#include "test_distribution.ipp"
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#define BOOST_RANDOM_UNIFORM_INT boost::uniform_int
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#include "test_uniform_int.ipp"
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#include <algorithm>
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#include <boost/random/random_number_generator.hpp>
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// Test that uniform_int<> can be used with std::random_shuffle
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// Author: Jos Hickson
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BOOST_AUTO_TEST_CASE(test_random_shuffle)
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{
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#ifndef BOOST_NO_CXX98_RANDOM_SHUFFLE
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typedef boost::uniform_int<> distribution_type;
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typedef boost::variate_generator<boost::mt19937 &, distribution_type> generator_type;
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boost::mt19937 engine1(1234);
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boost::mt19937 engine2(1234);
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boost::random::random_number_generator<boost::mt19937> referenceRand(engine1);
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distribution_type dist(0,10);
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generator_type testRand(engine2, dist);
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std::vector<int> referenceVec;
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for (int i = 0; i < 200; ++i) {
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referenceVec.push_back(i);
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}
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std::vector<int> testVec(referenceVec);
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std::random_shuffle(referenceVec.begin(), referenceVec.end(), referenceRand);
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std::random_shuffle(testVec.begin(), testVec.end(), testRand);
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BOOST_CHECK_EQUAL_COLLECTIONS(
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testVec.begin(), testVec.end(),
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referenceVec.begin(), referenceVec.end());
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#endif
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}
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