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fbd26352 | 1 | // Copyright (C) 2016-2019 Free Software Foundation, Inc. |
67218f06 | 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 | ||
18 | // { dg-options "-std=gnu++17" } | |
c796fa2c | 19 | // { dg-skip-if "" { *-*-* } { "-D_GLIBCXX_PROFILE" } } |
67218f06 | 20 | |
21 | #include <set> | |
22 | #include <algorithm> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | using test_type = std::set<int>; | |
26 | ||
27 | void | |
28 | test01() | |
29 | { | |
67218f06 | 30 | test_type c{ 1, 2, 3 }; |
31 | test_type::node_type node; | |
32 | test_type::insert_return_type ins; | |
33 | test_type::iterator pos; | |
34 | ||
35 | node = c.extract(0); | |
36 | VERIFY( !node ); | |
37 | VERIFY( node.empty() ); | |
38 | VERIFY( c.size() == 3 ); | |
39 | ||
40 | ins = c.insert(std::move(node)); | |
41 | VERIFY( !node ); | |
42 | VERIFY( node.empty() ); | |
43 | VERIFY( c.size() == 3 ); | |
44 | VERIFY( !ins.inserted ); | |
45 | VERIFY( !ins.node ); | |
46 | VERIFY( ins.position == c.end() ); | |
47 | ||
48 | node = c.extract(1); | |
49 | VERIFY( (bool)node ); | |
50 | VERIFY( !node.empty() ); | |
51 | VERIFY( c.size() == 2 ); | |
52 | VERIFY( node.get_allocator() == c.get_allocator() ); | |
53 | VERIFY( node.value() == 1 ); | |
54 | ||
55 | node.value() = 4; | |
56 | VERIFY( node.value() == 4 ); | |
57 | ||
58 | ins = c.insert(std::move(node)); | |
59 | VERIFY( !node ); | |
60 | VERIFY( node.empty() ); | |
61 | VERIFY( c.size() == 3 ); | |
62 | VERIFY( ins.inserted ); | |
63 | VERIFY( !ins.node ); | |
64 | VERIFY( ins.position != c.end() ); | |
65 | VERIFY( *ins.position == 4 ); | |
66 | VERIFY( c.count(1) == 0 ); | |
67 | VERIFY( c.count(4) == 1 ); | |
68 | VERIFY( std::is_sorted(c.begin(), c.end()) ); | |
69 | ||
70 | pos = c.insert(c.begin(), std::move(node)); | |
71 | VERIFY( !node ); | |
72 | VERIFY( node.empty() ); | |
73 | VERIFY( c.size() == 3 ); | |
74 | VERIFY( pos == c.end() ); | |
75 | ||
76 | node = c.extract(2); | |
77 | pos = c.insert(c.begin(), std::move(node)); | |
78 | VERIFY( c.size() == 3 ); | |
79 | VERIFY( pos != c.end() ); | |
80 | VERIFY( *pos == 2 ); | |
81 | ||
82 | test_type c2 = c; | |
83 | node = c2.extract(3); | |
84 | ins = c.insert(std::move(node)); | |
85 | VERIFY( node.empty() ); | |
86 | VERIFY( ins.position != c.end() ); | |
87 | VERIFY( !ins.inserted ); | |
88 | VERIFY( !ins.node.empty() ); | |
89 | VERIFY( ins.node.value() == 3 ); | |
90 | VERIFY( *ins.position == ins.node.value() ); | |
91 | } | |
92 | ||
93 | void | |
94 | test02() | |
95 | { | |
67218f06 | 96 | test_type c{ 1, 2, 3 }; |
97 | test_type::node_type node; | |
98 | test_type::insert_return_type ins; | |
99 | ||
100 | node = c.extract(c.begin()); | |
101 | VERIFY( (bool)node ); | |
102 | VERIFY( !node.empty() ); | |
103 | VERIFY( c.size() == 2 ); | |
104 | VERIFY( node.get_allocator() == c.get_allocator() ); | |
105 | VERIFY( node.value() == 1 ); | |
106 | ||
107 | ins = c.insert(std::move(node)); | |
108 | VERIFY( node.empty() ); | |
109 | VERIFY( c.size() == 3 ); | |
110 | VERIFY( ins.inserted ); | |
111 | VERIFY( !ins.node ); | |
112 | VERIFY( ins.position != c.end() ); | |
113 | VERIFY( *ins.position == 1 ); | |
114 | } | |
115 | ||
116 | void | |
117 | test03() | |
118 | { | |
119 | struct less : std::less<int> { }; | |
120 | using std::is_same_v; | |
121 | using compat_type1 = std::set<int, less>; | |
122 | static_assert( is_same_v<test_type::node_type, compat_type1::node_type> ); | |
123 | using compat_type2 = std::multiset<int>; | |
124 | static_assert( is_same_v<test_type::node_type, compat_type2::node_type> ); | |
125 | using compat_type3 = std::multiset<int, less>; | |
126 | static_assert( is_same_v<test_type::node_type, compat_type3::node_type> ); | |
127 | } | |
128 | ||
f5735855 | 129 | void |
130 | test04() | |
131 | { | |
132 | // Check order of members in insert_return_type | |
133 | auto [pos, ins, node] = test_type::insert_return_type{}; | |
134 | using std::is_same_v; | |
135 | static_assert( is_same_v<test_type::iterator, decltype(pos)> ); | |
136 | static_assert( is_same_v<bool, decltype(ins)> ); | |
137 | static_assert( is_same_v<test_type::node_type, decltype(node)> ); | |
138 | } | |
139 | ||
67218f06 | 140 | int |
141 | main() | |
142 | { | |
143 | test01(); | |
144 | test02(); | |
145 | test03(); | |
146 | } |