histogram/test/axis_variant_serialization_test.cpp
2019-10-20 21:40:02 +01:00

42 lines
1.2 KiB
C++

// Copyright (c) 2019 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)
// This test is inspired by the corresponding boost/beast test of detail_variant.
#include <boost/assert.hpp>
#include <boost/core/lightweight_test.hpp>
#include <boost/histogram/axis/integer.hpp>
#include <boost/histogram/axis/ostream.hpp>
#include <boost/histogram/axis/regular.hpp>
#include <boost/histogram/axis/variant.hpp>
#include <boost/histogram/serialization.hpp>
#include "throw_exception.hpp"
#include "utility_axis.hpp"
#include "utility_serialization.hpp"
using namespace boost::histogram::axis;
int main(int argc, char** argv) {
BOOST_ASSERT(argc == 2);
const auto filename = join(argv[1], "axis_variant_serialization_test.xml");
using R = regular<>;
using I = integer<>;
variant<I, R> a(I(0, 3));
variant<I, R> b(R(1, 0, 1));
print_xml(filename, b);
BOOST_TEST_NE(a, b);
load_xml(filename, a);
BOOST_TEST_EQ(a, b);
variant<I> c; // load incompatible version
BOOST_TEST_THROWS(load_xml(filename, c), std::runtime_error);
return boost::report_errors();
}