test_random.cpp
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00001 // *****************************************************************************
00002 //
00003 // Copyright (c) 2014, Southwest Research Institute® (SwRI®)
00004 // All rights reserved.
00005 //
00006 // Redistribution and use in source and binary forms, with or without
00007 // modification, are permitted provided that the following conditions are met:
00008 //     * Redistributions of source code must retain the above copyright
00009 //       notice, this list of conditions and the following disclaimer.
00010 //     * Redistributions in binary form must reproduce the above copyright
00011 //       notice, this list of conditions and the following disclaimer in the
00012 //       documentation and/or other materials provided with the distribution.
00013 //     * Neither the name of Southwest Research Institute® (SwRI®) nor the
00014 //       names of its contributors may be used to endorse or promote products
00015 //       derived from this software without specific prior written permission.
00016 //
00017 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00018 // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020 // ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
00021 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
00022 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
00023 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
00024 // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00025 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00026 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00027 //
00028 // *****************************************************************************
00029 
00030 #include <boost/random/mersenne_twister.hpp>
00031 #include <gtest/gtest.h>
00032 #include <swri_math_util/random.h>
00033 
00034 #include <ros/ros.h>
00035 
00036 #ifdef BOOST_1_46
00037 namespace boost_random = boost;
00038 #else
00039 namespace boost_random = boost::random;
00040 #endif
00041 
00042 TEST(RandomTests, GetUniformRandomSample)
00043 {
00044   boost_random::mt19937 gen;
00045 
00046   std::vector<int32_t> sample;
00047   swri_math_util::GetUniformRandomSample<boost_random::mt19937>(gen, 0, 100, 10, sample);
00048   
00049   EXPECT_EQ(10, sample.size());
00050   
00051   swri_math_util::GetUniformRandomSample<boost_random::mt19937>(gen, 0, 100, 90, sample);
00052   EXPECT_EQ(90, sample.size());
00053 }
00054 
00055 TEST(RandomTests, RandomGenerator)
00056 {
00057   swri_math_util::RandomGenerator gen;
00058   
00059   std::vector<int32_t> sample;
00060   gen.GetUniformRandomSample(0, 100, 10, sample);
00061   
00062   EXPECT_EQ(10, sample.size());
00063   
00064   gen.GetUniformRandomSample(0, 100, 90, sample);
00065   EXPECT_EQ(90, sample.size());
00066 }
00067 
00068 // Run all the tests that were declared with TEST()
00069 int main(int argc, char **argv)
00070 {
00071   testing::InitGoogleTest(&argc, argv);
00072 
00073   return RUN_ALL_TESTS();
00074 }


swri_math_util
Author(s): Marc Alban
autogenerated on Thu Jun 6 2019 20:34:41