| 1 | // Copyright Louis Dionne 2013-2022 |
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| 2 | // Distributed under the Boost Software License, Version 1.0. |
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| 3 | // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) |
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| 4 | |
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| 5 | #include <boost/hana/assert.hpp> |
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| 6 | #include <boost/hana/map.hpp> |
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| 7 | #include <boost/hana/symmetric_difference.hpp> |
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| 8 | |
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| 9 | namespace hana = boost::hana; |
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| 10 | |
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| 11 | |
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| 12 | constexpr auto m1 = hana::make_map( |
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| 13 | hana::make_pair(hana::type_c<int>, 1), |
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| 14 | hana::make_pair(hana::type_c<bool>, hana::true_c) |
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| 15 | ); |
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| 16 | |
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| 17 | constexpr auto m2 = hana::make_map( |
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| 18 | hana::make_pair(hana::type_c<float>, 1.0), |
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| 19 | hana::make_pair(hana::type_c<long long>, 2LL), |
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| 20 | hana::make_pair(hana::type_c<int>, 3) |
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| 21 | ); |
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| 22 | |
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| 23 | constexpr auto result_m = hana::make_map( |
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| 24 | hana::make_pair(hana::type_c<bool>, hana::true_c), |
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| 25 | hana::make_pair(hana::type_c<float>, 1.0), |
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| 26 | hana::make_pair(hana::type_c<long long>, 2LL) |
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| 27 | ); |
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| 28 | |
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| 29 | int main() { |
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| 30 | BOOST_HANA_RUNTIME_CHECK( |
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| 31 | hana::symmetric_difference(m1, m2) == result_m |
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| 32 | ); |
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| 33 | } |
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| 34 | |
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