copy.pass.cpp revision 284844495422a295597af5b93cbd798e920f3c44 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <tuple>
11
12// template <class... Types> class tuple;
13
14// tuple& operator=(const tuple& u);
15
16#include <tuple>
17#include <string>
18#include <cassert>
19
20int main()
21{
22    {
23        typedef std::tuple<> T;
24        T t0;
25        T t;
26        t = t0;
27    }
28    {
29        typedef std::tuple<int> T;
30        T t0(2);
31        T t;
32        t = t0;
33        assert(std::get<0>(t) == 2);
34    }
35    {
36        typedef std::tuple<int, char> T;
37        T t0(2, 'a');
38        T t;
39        t = t0;
40        assert(std::get<0>(t) == 2);
41        assert(std::get<1>(t) == 'a');
42    }
43    {
44        typedef std::tuple<int, char, std::string> T;
45        const T t0(2, 'a', "some text");
46        T t;
47        t = t0;
48        assert(std::get<0>(t) == 2);
49        assert(std::get<1>(t) == 'a');
50        assert(std::get<2>(t) == "some text");
51    }
52}
53