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 // UNSUPPORTED: c++98, c++03
11
12 // <string>
13
14 // basic_string(basic_string<charT,traits,Allocator>&& str);
15
16 #include <string>
17 #include <cassert>
18
19 #include "test_macros.h"
20 #include "test_allocator.h"
21 #include "min_allocator.h"
22
23 template <class S>
24 void
test(S s0)25 test(S s0)
26 {
27 S s1 = s0;
28 S s2 = std::move(s0);
29 LIBCPP_ASSERT(s2.__invariants());
30 LIBCPP_ASSERT(s0.__invariants());
31 assert(s2 == s1);
32 assert(s2.capacity() >= s2.size());
33 assert(s2.get_allocator() == s1.get_allocator());
34 }
35
main()36 int main()
37 {
38 {
39 typedef test_allocator<char> A;
40 typedef std::basic_string<char, std::char_traits<char>, A> S;
41 test(S(A(3)));
42 test(S("1", A(5)));
43 test(S("1234567890123456789012345678901234567890123456789012345678901234567890", A(7)));
44 }
45 {
46 typedef min_allocator<char> A;
47 typedef std::basic_string<char, std::char_traits<char>, A> S;
48 test(S(A{}));
49 test(S("1", A()));
50 test(S("1234567890123456789012345678901234567890123456789012345678901234567890", A()));
51 }
52 }
53