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a945c346 | 1 | // Copyright (C) 2015-2024 Free Software Foundation, Inc. |
e5989e71 JW |
2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 3, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
18095be1 JW |
18 | // { dg-do run { target c++14 } } |
19 | // { dg-additional-options "-pthread" { target pthread } } | |
e5989e71 JW |
20 | |
21 | #include <experimental/executor> | |
22 | #include <testsuite_hooks.h> | |
23 | ||
24 | using std::experimental::net::execution_context; | |
25 | using std::experimental::net::use_service; | |
26 | ||
27 | struct service1 : execution_context::service | |
28 | { | |
29 | using key_type = service1; | |
30 | service1(execution_context& c) : service(c) { } | |
31 | void shutdown() noexcept { } | |
32 | }; | |
33 | ||
34 | struct key2 : execution_context::service | |
35 | { | |
36 | key2(execution_context& c) : service(c) { } | |
37 | }; | |
38 | ||
39 | struct service2 : key2 | |
40 | { | |
41 | using key_type = key2; | |
42 | service2(execution_context& c) : key2(c) { } | |
43 | void shutdown() noexcept { } | |
44 | }; | |
45 | ||
46 | struct service3 : service1 | |
47 | { | |
48 | using service1::service1; | |
49 | }; | |
50 | ||
51 | struct service4 : service2 | |
52 | { | |
53 | using service2::service2; | |
54 | }; | |
55 | ||
56 | void | |
57 | test01() | |
58 | { | |
59 | execution_context ctx; | |
60 | service1& svc1 = use_service<service1>(ctx); | |
61 | service1& svc1a = use_service<service1>(ctx); | |
62 | VERIFY( &svc1a == &svc1 ); | |
63 | ||
64 | key2& svc2 = use_service<service2>(ctx); | |
65 | key2& svc2a = use_service<service2>(ctx); | |
66 | VERIFY( &svc2a == &svc2 ); | |
67 | ||
68 | service1& svc3 = use_service<service3>(ctx); | |
69 | VERIFY( &svc3 == &svc1 ); | |
70 | ||
71 | key2& svc4 = use_service<service4>(ctx); | |
72 | VERIFY( &svc4 == &svc2 ); | |
73 | ||
74 | // TODO test02() function that puts derived types in first, then tests base comes out | |
75 | } | |
76 | ||
77 | int | |
78 | main() | |
79 | { | |
80 | test01(); | |
81 | } |