blob: 4d5a18a84c4818c6c3cb4ebf25591276a0507b01 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
// Copyright Louis Dionne 2013-2017
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
#include <boost/hana/assert.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/not.hpp>
#include <boost/hana/not_equal.hpp> // for operator !=
#include <boost/hana/type.hpp>
namespace hana = boost::hana;
struct T;
struct U;
int main() {
BOOST_HANA_CONSTANT_CHECK(hana::equal(hana::type_c<T>, hana::type_c<T>));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(hana::type_c<T>, hana::type_c<U>)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(hana::type_c<void>, hana::type_c<U>)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(hana::type_c<T>, hana::type_c<void>)));
BOOST_HANA_CONSTANT_CHECK(hana::equal(hana::type_c<void>, hana::type_c<void>));
BOOST_HANA_CONSTANT_CHECK(hana::equal(hana::type_c<T&>, hana::type_c<T&>));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(hana::type_c<T&>, hana::type_c<T&&>)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(hana::type_c<T const>, hana::type_c<T>)));
BOOST_HANA_CONSTANT_CHECK(hana::equal(hana::type_c<T const>, hana::type_c<T const>));
// make sure we don't read from a non-constexpr variable in hana::equal
auto t = hana::type_c<T>;
static_assert(hana::equal(t, hana::type_c<T>), "");
// check operators
BOOST_HANA_CONSTANT_CHECK(hana::type_c<T> == hana::type_c<T>);
BOOST_HANA_CONSTANT_CHECK(hana::type_c<T> != hana::type_c<U>);
}
|