1 | // Copyright 2017 Peter Dimov. |
2 | // Distributed under the Boost Software License, Version 1.0. |
3 | |
4 | #include <boost/tuple/tuple.hpp> |
5 | #include <boost/core/lightweight_test.hpp> |
6 | #include <boost/config.hpp> |
7 | #include <boost/config/pragma_message.hpp> |
8 | |
9 | #if defined(BOOST_NO_CXX17_STRUCTURED_BINDINGS) |
10 | |
11 | BOOST_PRAGMA_MESSAGE("Skipping structured bindings test, not supported" ) |
12 | int main() {} |
13 | |
14 | #else |
15 | |
16 | int main() |
17 | { |
18 | // make_tuple |
19 | |
20 | { |
21 | auto [x1] = boost::make_tuple( t0: 1 ); |
22 | BOOST_TEST_EQ( x1, 1 ); |
23 | } |
24 | |
25 | { |
26 | auto [x1, x2] = boost::make_tuple( t0: 1, t1: 2 ); |
27 | BOOST_TEST_EQ( x1, 1 ); |
28 | BOOST_TEST_EQ( x2, 2 ); |
29 | } |
30 | |
31 | { |
32 | auto [x1, x2, x3] = boost::make_tuple( t0: 1, t1: 2, t2: 3 ); |
33 | BOOST_TEST_EQ( x1, 1 ); |
34 | BOOST_TEST_EQ( x2, 2 ); |
35 | BOOST_TEST_EQ( x3, 3 ); |
36 | } |
37 | |
38 | { |
39 | auto [x1, x2, x3, x4] = boost::make_tuple( t0: 1, t1: 2, t2: 3, t3: 4 ); |
40 | BOOST_TEST_EQ( x1, 1 ); |
41 | BOOST_TEST_EQ( x2, 2 ); |
42 | BOOST_TEST_EQ( x3, 3 ); |
43 | BOOST_TEST_EQ( x4, 4 ); |
44 | } |
45 | |
46 | // tuple |
47 | |
48 | { |
49 | auto [x1] = boost::tuple<int>( 1 ); |
50 | BOOST_TEST_EQ( x1, 1 ); |
51 | } |
52 | |
53 | { |
54 | auto [x1, x2] = boost::tuple<int, int>( 1, 2 ); |
55 | BOOST_TEST_EQ( x1, 1 ); |
56 | BOOST_TEST_EQ( x2, 2 ); |
57 | } |
58 | |
59 | { |
60 | auto [x1, x2, x3] = boost::tuple<int, int, int>( 1, 2, 3 ); |
61 | BOOST_TEST_EQ( x1, 1 ); |
62 | BOOST_TEST_EQ( x2, 2 ); |
63 | BOOST_TEST_EQ( x3, 3 ); |
64 | } |
65 | |
66 | { |
67 | auto [x1, x2, x3, x4] = boost::tuple<int, int, int, int>( 1, 2, 3, 4 ); |
68 | BOOST_TEST_EQ( x1, 1 ); |
69 | BOOST_TEST_EQ( x2, 2 ); |
70 | BOOST_TEST_EQ( x3, 3 ); |
71 | BOOST_TEST_EQ( x4, 4 ); |
72 | } |
73 | |
74 | return boost::report_errors(); |
75 | } |
76 | |
77 | #endif |
78 | |