1 // { dg-do run { target c++11 } }
2
3 // Copyright (C) 2008-2018 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
10
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
19
20 // 23.2.3.n forward_list xxx [lib.forward_list.xxx]
21
22 #include <forward_list>
23 #include <testsuite_hooks.h>
24
25 // This test verifies the following:
26 //
27 void
test01()28 test01()
29 {
30 std::forward_list<double> a = {0.0, 1.0, 2.0, 3.0, 4.0};
31 std::forward_list<double>::const_iterator posa = a.cbefore_begin();
32
33 std::forward_list<double> x = {666.0, 777.0, 888.0};
34
35 a.splice_after(posa, std::move(x));
36
37 ++posa;
38 VERIFY(*posa == 666.0);
39
40 VERIFY(x.empty() == true);
41 }
42
43 // This test verifies the following:
44 //
45 void
test02()46 test02()
47 {
48 std::forward_list<double> a = {0.0, 1.0, 2.0, 3.0, 4.0};
49 std::forward_list<double>::const_iterator posa = a.cbefore_begin();
50 ++posa;
51 VERIFY(*posa == 0.0);
52
53 std::forward_list<double> y = {10.0, 11.0, 12.0, 13.0, 14.0, 15.0};
54 std::forward_list<double>::const_iterator befy = y.cbefore_begin();
55 ++befy;
56 VERIFY(*befy == 10.0);
57 std::forward_list<double>::const_iterator endy = befy;
58 ++endy;
59 ++endy;
60 ++endy;
61 ++endy;
62 VERIFY(*endy == 14.0);
63
64 a.splice_after(posa, std::move(y), befy, endy);
65 VERIFY(*posa == 0.0);
66
67 VERIFY(*befy == 10.0);
68 ++befy;
69 VERIFY(*befy == 14.0);
70 }
71
72 // This test verifies the following:
73 //
74 void
test03()75 test03()
76 {
77 std::forward_list<double> a = {0.0, 1.0, 2.0, 3.0, 4.0};
78 std::forward_list<double>::const_iterator posa = a.cbefore_begin();
79 ++posa;
80 ++posa;
81 VERIFY(*posa == 1.0);
82
83 std::forward_list<double> z = {42.0, 43.0, 44.0};
84 std::forward_list<double>::const_iterator posz = z.begin();
85 VERIFY(*posz == 42.0);
86
87 a.splice_after(posa, std::move(z), posz);
88 VERIFY(*posa == 1.0);
89 ++posa;
90 VERIFY(*posa == 43.0);
91
92 VERIFY(*posz == 42.0);
93 ++posz;
94 VERIFY(*posz == 44.0);
95 }
96
97 int
main()98 main()
99 {
100 test01();
101 test02();
102 test03();
103 return 0;
104 }
105