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// Copyright 2024 Ruggero Turra, Hans Dembinski
//
// Distributed under the Boost Software License, version 1.0.
// (See accompanying file LICENSE_1_0.txt
// or copy at http://www.boost.org/LICENSE_1_0.txt)
#include <boost/core/lightweight_test.hpp>
#include <boost/histogram/accumulators/collector.hpp>
#include <boost/histogram/accumulators/ostream.hpp>
#include <boost/histogram/axis/integer.hpp>
#include <boost/histogram/histogram.hpp>
#include <boost/histogram/make_histogram.hpp>
#include "throw_exception.hpp"
#include <array>
#include <vector>
using namespace boost::histogram;
int main() {
using collector_t = accumulators::collector<>;
auto h = make_histogram_with(dense_storage<collector_t>(), axis::integer<>(0, 5));
h(0, sample(1.1));
h(0, sample(2.2));
h(1, sample(10.10));
BOOST_TEST_EQ(h.at(0).count(), 2);
BOOST_TEST_EQ(h.at(1).count(), 1);
BOOST_TEST_EQ(h.at(2).count(), 0);
BOOST_TEST_EQ(h.at(0), collector_t({1.1, 2.2}));
BOOST_TEST_EQ(h.at(1)[0], 10.10);
std::vector<int> x = {0, 1, 0, 2, 0};
std::array<double, 5> data = {-1.1, -1.2, -1.3, -1.4, -1.5};
h.fill(x, sample(data));
BOOST_TEST_EQ(h.at(0).count(), 5);
BOOST_TEST_EQ(h.at(1).count(), 2);
BOOST_TEST_EQ(h.at(2).count(), 1);
BOOST_TEST_NE(h.at(0), collector_t({1.1, 2.2}));
BOOST_TEST_EQ(h.at(0), collector_t({1.1, 2.2, -1.1, -1.3, -1.5}));
BOOST_TEST_EQ(h.at(1), collector_t({10.10, -1.2}));
BOOST_TEST_EQ(h.at(2), collector_t({-1.4}));
return boost::report_errors();
}
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