ceph/src/boost/libs/histogram/test/histogram_serialization_test.cpp

   1 // Copyright 2018 Hans Dembinski
   2 //
   3 // Distributed under the Boost Software License, Version 1.0.
   4 // (See accompanying file LICENSE_1_0.txt
   5 // or copy at http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #include <cassert>
   8 #include <boost/core/lightweight_test.hpp>
   9 #include <boost/histogram/axis.hpp>
  10 #include <boost/histogram/axis/ostream.hpp>
  11 #include <boost/histogram/ostream.hpp>
  12 #include <boost/histogram/serialization.hpp>
  13 #include <cmath>
  14 #include <string>
  15 #include "throw_exception.hpp"
  16 #include "utility_histogram.hpp"
  17 #include "utility_serialization.hpp"
  18
  19 using namespace boost::histogram;
  20
  21 template <typename Tag>
  22 void run_tests(const std::string& filename) {
  23   // histogram_serialization
  24   namespace tr = axis::transform;
  25   using def = use_default;
  26   using axis::option::none_t;
  27   auto a =
  28       make(Tag(), axis::regular<double, def, def, none_t>(1, -1, 1, "reg"),
  29            axis::circular<float, def, none_t>(1, 0.0, 1.0, "cir"),
  30            axis::regular<double, tr::log, def, none_t>(1, 1, std::exp(2), "reg-log"),
  31            axis::regular<double, tr::pow, std::vector<int>, axis::option::overflow_t>(
  32                tr::pow(0.5), 1, 1, 100, {1, 2, 3}),
  33            axis::variable<double, def, none_t>({1.5, 2.5}, "var"),
  34            axis::category<int, def, none_t>{3, 1},
  35            axis::integer<int, axis::null_type, none_t>(1, 2));
  36   a(0.5, 0.2, 2, 20, 2.2, 1, 1);
  37   print_xml(filename, a);
  38
  39   auto b = decltype(a)();
  40   BOOST_TEST_NE(a, b);
  41   load_xml(filename, b);
  42   BOOST_TEST_EQ(a, b);
  43 }
  44
  45 int main(int argc, char** argv) {
  46   assert(argc == 2);
  47   run_tests<static_tag>(join(argv[1], "histogram_serialization_test_static.xml"));
  48   run_tests<dynamic_tag>(join(argv[1], "histogram_serialization_test_dynamic.xml"));
  49   return boost::report_errors();
  50 }