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 // <string>
11 
12 // basic_string<charT,traits,Allocator>& operator=(charT c);
13 
14 #include <string>
15 #include <cassert>
16 
17 #include "min_allocator.h"
18 
19 template <class S>
20 void
test(S s1,typename S::value_type s2)21 test(S s1, typename S::value_type s2)
22 {
23     typedef typename S::traits_type T;
24     s1 = s2;
25     assert(s1.__invariants());
26     assert(s1.size() == 1);
27     assert(T::eq(s1[0], s2));
28     assert(s1.capacity() >= s1.size());
29 }
30 
main()31 int main()
32 {
33     {
34     typedef std::string S;
35     test(S(), 'a');
36     test(S("1"), 'a');
37     test(S("123456789"), 'a');
38     test(S("1234567890123456789012345678901234567890123456789012345678901234567890"), 'a');
39     }
40 #if __cplusplus >= 201103L
41     {
42     typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S;
43     test(S(), 'a');
44     test(S("1"), 'a');
45     test(S("123456789"), 'a');
46     test(S("1234567890123456789012345678901234567890123456789012345678901234567890"), 'a');
47     }
48 #endif
49 }
50