59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
// Copyright 2018 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 <array>
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#include <boost/core/lightweight_test.hpp>
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#include <boost/histogram/accumulators/weighted_sum.hpp>
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#include <boost/histogram/algorithm/sum.hpp>
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#include <boost/histogram/axis/integer.hpp>
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#include "throw_exception.hpp"
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#include <unordered_map>
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#include <vector>
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#include "utility_histogram.hpp"
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using namespace boost::histogram;
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using boost::histogram::algorithm::sum;
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template <typename Tag>
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void run_tests() {
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auto ax = axis::integer<>(0, 100);
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auto h1 = make(Tag(), ax);
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for (unsigned i = 0; i < 100; ++i) h1(i);
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BOOST_TEST_EQ(sum(h1), 100);
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auto h2 = make_s(Tag(), std::vector<double>(), ax, ax);
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for (unsigned i = 0; i < 100; ++i)
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for (unsigned j = 0; j < 100; ++j) h2(i, j);
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BOOST_TEST_EQ(sum(h2), 10000);
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auto h3 = make_s(Tag(), std::array<int, 102>(), ax);
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for (unsigned i = 0; i < 100; ++i) h3(i);
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BOOST_TEST_EQ(sum(h3), 100);
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auto h4 = make_s(Tag(), std::unordered_map<std::size_t, int>(), ax);
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for (unsigned i = 0; i < 100; ++i) h4(i);
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BOOST_TEST_EQ(sum(h4), 100);
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auto h5 =
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make_s(Tag(), std::vector<accumulators::weighted_sum<>>(), axis::integer<>(0, 1),
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axis::integer<int, axis::null_type, axis::option::none_t>(2, 4));
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h5(weight(2), 0, 2);
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h5(-1, 2);
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h5(1, 3);
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const auto v = algorithm::sum(h5);
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BOOST_TEST_EQ(v.value(), 4);
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BOOST_TEST_EQ(v.variance(), 6);
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}
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int main() {
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run_tests<static_tag>();
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run_tests<dynamic_tag>();
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return boost::report_errors();
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}
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