1// Copyright Louis Dionne 2013-2022
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/is_subset.hpp>
7#include <boost/hana/not.hpp>
8#include <boost/hana/set.hpp>
9
10#include <laws/base.hpp>
11namespace hana = boost::hana;
12using hana::test::ct_eq;
13
14
15int main() {
16 BOOST_HANA_CONSTANT_CHECK(hana::is_subset(
17 hana::make_set(),
18 hana::make_set(ct_eq<0>{})
19 ));
20
21 BOOST_HANA_CONSTANT_CHECK(hana::is_subset(
22 hana::make_set(ct_eq<0>{}),
23 hana::make_set(ct_eq<0>{})
24 ));
25
26 BOOST_HANA_CONSTANT_CHECK(hana::is_subset(
27 hana::make_set(ct_eq<0>{}),
28 hana::make_set(ct_eq<0>{}, ct_eq<1>{})
29 ));
30
31 BOOST_HANA_CONSTANT_CHECK(hana::is_subset(
32 hana::make_set(ct_eq<0>{}, ct_eq<1>{}),
33 hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{})
34 ));
35
36 BOOST_HANA_CONSTANT_CHECK(hana::is_subset(
37 hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}),
38 hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{})
39 ));
40
41 BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::is_subset(
42 hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<3>{}),
43 hana::make_set(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{})
44 )));
45}
46

source code of boost/libs/hana/test/set/is_subset.cpp