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b32b8144 | 1 | // Copyright Louis Dionne 2013-2017 |
7c673cae FG |
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/equal.hpp> | |
7 | #include <boost/hana/experimental/view.hpp> | |
8 | #include <boost/hana/integral_constant.hpp> | |
9 | #include <boost/hana/length.hpp> | |
10 | ||
11 | #include <support/seq.hpp> | |
12 | namespace hana = boost::hana; | |
13 | ||
14 | ||
15 | template <int> struct undefined { }; | |
16 | ||
17 | int main() { | |
18 | auto container = ::seq; | |
19 | ||
20 | { | |
21 | auto storage1 = container(); | |
22 | auto storage2 = container(); | |
23 | auto joined = hana::experimental::joined(storage1, storage2); | |
24 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
25 | hana::length(joined), | |
26 | hana::size_c<0> | |
27 | )); | |
28 | } | |
29 | ||
30 | { | |
31 | auto storage1 = container(undefined<0>{}); | |
32 | auto storage2 = container(); | |
33 | auto joined = hana::experimental::joined(storage1, storage2); | |
34 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
35 | hana::length(joined), | |
36 | hana::size_c<1> | |
37 | )); | |
38 | } | |
39 | ||
40 | { | |
41 | auto storage1 = container(); | |
42 | auto storage2 = container(undefined<0>{}); | |
43 | auto joined = hana::experimental::joined(storage1, storage2); | |
44 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
45 | hana::length(joined), | |
46 | hana::size_c<1> | |
47 | )); | |
48 | } | |
49 | ||
50 | { | |
51 | auto storage1 = container(undefined<0>{}); | |
52 | auto storage2 = container(undefined<1>{}); | |
53 | auto joined = hana::experimental::joined(storage1, storage2); | |
54 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
55 | hana::length(joined), | |
56 | hana::size_c<2> | |
57 | )); | |
58 | } | |
59 | ||
60 | { | |
61 | auto storage1 = container(undefined<0>{}); | |
62 | auto storage2 = container(undefined<1>{}); | |
63 | auto joined = hana::experimental::joined(storage1, storage2); | |
64 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
65 | hana::length(joined), | |
66 | hana::size_c<2> | |
67 | )); | |
68 | } | |
69 | ||
70 | { | |
71 | auto storage1 = container(undefined<0>{}, undefined<1>{}); | |
72 | auto storage2 = container(undefined<2>{}); | |
73 | auto joined = hana::experimental::joined(storage1, storage2); | |
74 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
75 | hana::length(joined), | |
76 | hana::size_c<3> | |
77 | )); | |
78 | } | |
79 | ||
80 | { | |
81 | auto storage1 = container(undefined<0>{}, undefined<1>{}, undefined<2>{}); | |
82 | auto storage2 = container(undefined<3>{}, undefined<4>{}); | |
83 | auto joined = hana::experimental::joined(storage1, storage2); | |
84 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
85 | hana::length(joined), | |
86 | hana::size_c<5> | |
87 | )); | |
88 | } | |
89 | } |