98926dbbb5
* Appveyor now tests gcc-9 and clang with sanitizers * Travis tests apple-clang on macOS and gcc-5, gcc-8 on linux and produces coverage report
75 lines
2.2 KiB
C++
75 lines
2.2 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/thread_safe.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 <boost/histogram/axis/ostream.hpp>
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#include <boost/histogram/ostream.hpp>
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#include <boost/histogram/storage_adaptor.hpp>
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#include <iostream>
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#include <random>
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#include <thread>
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#include "throw_exception.hpp"
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#include "utility_histogram.hpp"
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using namespace boost::histogram;
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constexpr auto n_fill = 80000;
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static_assert(n_fill % 4 == 0, "must be multiple of 4");
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template <class Tag, class A1, class A2, class X, class Y>
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void fill_test(const A1& a1, const A2& a2, const X& x, const Y& y) {
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auto h1 = make_s(Tag{}, dense_storage<int>(), a1, a2);
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auto xy = {x, y};
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h1.fill(xy);
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auto h2 = make_s(Tag{}, dense_storage<accumulators::thread_safe<int>>(), a1, a2);
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auto run = [&h2, &x, &y](int k) {
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constexpr auto shift = n_fill / 4;
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auto xit = x.cbegin() + k * shift;
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auto yit = y.cbegin() + k * shift;
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for (unsigned i = 0; i < shift; ++i) h2(*xit++, *yit++);
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};
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std::thread t1([&] { run(0); });
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std::thread t2([&] { run(1); });
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std::thread t3([&] { run(2); });
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std::thread t4([&] { run(3); });
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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(algorithm::sum(h1), n_fill);
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BOOST_TEST_EQ(algorithm::sum(h2), n_fill);
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BOOST_TEST_EQ(h1, h2);
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}
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template <class T>
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void tests() {
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std::mt19937 gen(1);
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std::uniform_int_distribution<> id(-5, 5);
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std::vector<int> vi(n_fill), vj(n_fill);
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std::generate(vi.begin(), vi.end(), [&] { return id(gen); });
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std::generate(vj.begin(), vj.end(), [&] { return id(gen); });
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using i = axis::integer<>;
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using ig = axis::integer<int, use_default, axis::option::growth_t>;
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fill_test<T>(i{0, 1}, i{0, 1}, vi, vj);
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fill_test<T>(ig{0, 1}, i{0, 1}, vi, vj);
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fill_test<T>(i{0, 1}, ig{0, 1}, vi, vj);
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fill_test<T>(ig{0, 1}, ig{0, 1}, vi, vj);
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}
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int main() {
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tests<static_tag>();
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tests<dynamic_tag>();
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return boost::report_errors();
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}
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