1 // Copyright (c) 2019 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 // This test is inspired by the corresponding boost/beast test of detail_variant.
8
9 #include <cassert>
10 #include <boost/core/lightweight_test.hpp>
11 #include <boost/histogram/axis/integer.hpp>
12 #include <boost/histogram/axis/ostream.hpp>
13 #include <boost/histogram/axis/regular.hpp>
14 #include <boost/histogram/axis/variant.hpp>
15 #include <boost/histogram/serialization.hpp>
16 #include "throw_exception.hpp"
17 #include "utility_axis.hpp"
18 #include "utility_serialization.hpp"
19
20 using namespace boost::histogram::axis;
21
main(int argc,char ** argv)22 int main(int argc, char** argv) {
23 assert(argc == 2);
24
25 const auto filename = join(argv[1], "axis_variant_serialization_test.xml");
26
27 using R = regular<>;
28 using I = integer<>;
29
30 variant<I, R> a(I(0, 3));
31 variant<I, R> b(R(1, 0, 1));
32 print_xml(filename, b);
33 BOOST_TEST_NE(a, b);
34 load_xml(filename, a);
35 BOOST_TEST_EQ(a, b);
36
37 variant<I> c; // load incompatible version
38 BOOST_TEST_THROWS(load_xml(filename, c), std::runtime_error);
39
40 return boost::report_errors();
41 }
42