1 // Copyright Louis Dionne 2013-2017
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
4
5 #include <boost/hana/assert.hpp>
6 #include <boost/hana/map.hpp>
7 #include <boost/hana/symmetric_difference.hpp>
8
9 namespace hana = boost::hana;
10
11
12 constexpr auto m1 = hana::make_map(
13 hana::make_pair(hana::type_c<int>, 1),
14 hana::make_pair(hana::type_c<bool>, hana::true_c)
15 );
16
17 constexpr auto m2 = hana::make_map(
18 hana::make_pair(hana::type_c<float>, 1.0),
19 hana::make_pair(hana::type_c<long long>, 2LL),
20 hana::make_pair(hana::type_c<int>, 3)
21 );
22
23 constexpr auto result_m = hana::make_map(
24 hana::make_pair(hana::type_c<bool>, hana::true_c),
25 hana::make_pair(hana::type_c<float>, 1.0),
26 hana::make_pair(hana::type_c<long long>, 2LL)
27 );
28
main()29 int main() {
30 BOOST_HANA_RUNTIME_CHECK(
31 hana::symmetric_difference(m1, m2) == result_m
32 );
33 }
34