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52066eae | 1 | // { dg-do run { target c++11 } } |
a1c1054b | 2 | |
818ab71a | 3 | // Copyright (C) 2007-2016 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | // Tuple | |
21 | ||
22 | #include <tuple> | |
5e108459 | 23 | #include <utility> // for pair |
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24 | #include <testsuite_hooks.h> |
25 | ||
26 | using namespace std; | |
27 | ||
28 | // A simple class without conversions to check some things | |
29 | struct foo | |
30 | { }; | |
31 | ||
32 | void | |
33 | test_constructors() | |
34 | { | |
35 | bool test __attribute__((unused)) = true; | |
36 | ||
37 | int x1=0,x2=0; | |
38 | const int &z1=x1; | |
39 | ||
40 | // Test empty constructor | |
395c9e79 | 41 | tuple<> ta __attribute__((unused)); |
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42 | tuple<int,int> tb; |
43 | // Test construction from values | |
44 | tuple<int,int> tc(x1,x2); | |
45 | tuple<int,int&> td(x1,x2); | |
46 | tuple<const int&> te(z1); | |
47 | x1=1; | |
48 | x2=1; | |
49 | VERIFY(get<0>(td) == 0 && get<1>(td) == 1 && get<0>(te) == 1); | |
50 | ||
51 | // Test identical tuple copy constructor | |
52 | tuple<int,int> tf(tc); | |
53 | tuple<int,int> tg(td); | |
54 | tuple<const int&> th(te); | |
55 | // Test different tuple copy constructor | |
56 | tuple<int,double> ti(tc); | |
57 | tuple<int,double> tj(td); | |
58 | // Test constructing from a pair | |
59 | pair<int,int> pair1(1,1); | |
60 | const pair<int,int> pair2(pair1); | |
61 | tuple<int,int> tl(pair1); | |
62 | tuple<int,const int&> tm(pair1); | |
63 | tuple<int,int> tn(pair2); | |
64 | tuple<int,const int&> to(pair2); | |
65 | } | |
66 | ||
67 | int | |
68 | main(void) | |
69 | { | |
70 | //test construction | |
71 | typedef tuple<int,int,int,int,int,int,int,int,int,int> type1; | |
72 | type1 a(0, 0, 0, 0, 0, 0, 0, 0, 0, 1); | |
73 | type1 b(0, 0, 0, 0, 0, 0, 0, 0, 0, 2); | |
74 | type1 c(a); | |
75 | typedef tuple<int,int,int,int,int,int,int,int,int,char> type2; | |
76 | type2 d(0, 0, 0, 0, 0, 0, 0, 0, 0, 3); | |
77 | type1 e(d); | |
78 | typedef tuple<foo,int,int,int,int,int,int,int,int,foo> type3; | |
79 | // get | |
80 | VERIFY(get<9>(a)==1 && get<9>(b)==2); | |
81 | // comparisons | |
82 | VERIFY(a==a && !(a!=a) && a<=a && a>=a && !(a<a) && !(a>a)); | |
83 | VERIFY(!(a==b) && a!=b && a<=b && a<b && !(a>=b) && !(a>b)); | |
84 | //tie | |
85 | { | |
86 | int i = 0; | |
87 | tie(ignore, ignore, ignore, ignore, ignore, ignore, ignore, ignore, | |
88 | ignore, i) = a; | |
89 | VERIFY(i == 1); | |
90 | } | |
91 | //test_assignment | |
92 | a=d; | |
93 | a=b; | |
94 | //make_tuple | |
95 | make_tuple(0, 0, 0, 0, 0, 0, 0, 0, 0, 0); | |
96 | ||
97 | //tuple_size | |
98 | VERIFY(tuple_size<type3>::value == 10); | |
99 | //tuple_element | |
100 | { | |
101 | foo q1; | |
102 | tuple_element<0,type3>::type q2(q1); | |
103 | tuple_element<9,type3>::type q3(q1); | |
104 | } | |
105 | } |