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77 lines
2.2 KiB
C++
77 lines
2.2 KiB
C++
// Copyright 2018-2019 Hans Dembinski
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/config/workaround.hpp>
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#if defined(_MSC_VER)
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#pragma warning(push)
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#pragma warning(disable : 4459) // declaration of 'sum' hides global
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#endif
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#if BOOST_WORKAROUND(BOOST_GCC, >= 50000)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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#endif
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#if BOOST_WORKAROUND(BOOST_GCC, >= 60000)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wmisleading-indentation"
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#endif
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#if BOOST_WORKAROUND(BOOST_CLANG, >= 1)
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wdeprecated-declarations"
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#endif
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#include <boost/accumulators/accumulators.hpp>
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#include <boost/accumulators/statistics/mean.hpp>
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#include <boost/accumulators/statistics/stats.hpp>
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#if BOOST_WORKAROUND(BOOST_CLANG, >= 1)
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#pragma clang diagnostic pop
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#endif
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#if BOOST_WORKAROUND(BOOST_GCC, >= 60000)
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#pragma GCC diagnostic pop
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#endif
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#if BOOST_WORKAROUND(BOOST_GCC, >= 50000)
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#pragma GCC diagnostic pop
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#endif
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#if defined(_MSC_VER)
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#pragma warning(pop)
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#endif
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#include <boost/core/lightweight_test.hpp>
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#include <boost/histogram/axis/integer.hpp>
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#include <boost/histogram/histogram.hpp>
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#include <boost/histogram/make_histogram.hpp>
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#include <boost/histogram/storage_adaptor.hpp>
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namespace ba = boost::accumulators;
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int main() {
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using namespace boost::histogram;
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// mean
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{
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using mean = ba::accumulator_set<double, ba::stats<ba::tag::mean>>;
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auto h = make_histogram_with(dense_storage<mean>(), axis::integer<>(0, 2));
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h(0, sample(1));
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h(0, sample(2));
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h(0, sample(3));
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h(1, sample(2));
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h(1, sample(3));
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BOOST_TEST_EQ(ba::count(h[0]), 3);
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BOOST_TEST_EQ(ba::mean(h[0]), 2);
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BOOST_TEST_EQ(ba::count(h[1]), 2);
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BOOST_TEST_EQ(ba::mean(h[1]), 2.5);
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BOOST_TEST_EQ(ba::count(h[2]), 0);
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auto h2 = h; // copy ok
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BOOST_TEST_EQ(ba::count(h2[0]), 3);
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BOOST_TEST_EQ(ba::mean(h2[0]), 2);
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BOOST_TEST_EQ(ba::count(h2[1]), 2);
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BOOST_TEST_EQ(ba::mean(h2[1]), 2.5);
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BOOST_TEST_EQ(ba::count(h2[2]), 0);
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}
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return boost::report_errors();
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}
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