59 lines
1.2 KiB
C++
59 lines
1.2 KiB
C++
// Copyright 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/core/lightweight_test.hpp>
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#include <boost/histogram/accumulators/ostream.hpp>
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#include <boost/histogram/accumulators/thread_safe.hpp>
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#include "throw_exception.hpp"
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#include <boost/histogram/storage_adaptor.hpp>
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#include <array>
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#include <deque>
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#include <map>
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#include <thread>
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#include <unordered_map>
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#include <vector>
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using namespace boost::histogram;
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constexpr auto n_fill = 1000000;
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template <class T>
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void tests() {
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{
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storage_adaptor<T> s;
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s.reset(1);
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auto fill = [&s]() {
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for (unsigned i = 0; i < n_fill; ++i) {
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++s[0];
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s[0] += 1;
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}
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};
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std::thread t1(fill);
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std::thread t2(fill);
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std::thread t3(fill);
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std::thread t4(fill);
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t1.join();
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t2.join();
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t3.join();
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t4.join();
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BOOST_TEST_EQ(s[0], 4 * 2 * n_fill);
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}
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}
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int main() {
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using ts_int = accumulators::thread_safe<int>;
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tests<std::vector<ts_int>>();
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tests<std::array<ts_int, 100>>();
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tests<std::deque<ts_int>>();
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// stdlib maps are not thread-safe and not supported
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return boost::report_errors();
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}
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