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// template<class charT, class traits, class Allocator> 13// basic_string<charT,traits,Allocator> 14// operator+(const charT* lhs, const basic_string<charT,traits,Allocator>& rhs); 15 16// template<class charT, class traits, class Allocator> 17// basic_string<charT,traits,Allocator>&& 18// operator+(const charT* lhs, basic_string<charT,traits,Allocator>&& rhs); 19 20#include <string> 21#include <utility> 22#include <cassert> 23 24#include "min_allocator.h" 25 26template <class S> 27void 28test0(const typename S::value_type* lhs, const S& rhs, const S& x) 29{ 30 assert(lhs + rhs == x); 31} 32 33#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 34 35template <class S> 36void 37test1(const typename S::value_type* lhs, S&& rhs, const S& x) 38{ 39 assert(lhs + move(rhs) == x); 40} 41 42#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 43 44int main() 45{ 46 { 47 typedef std::string S; 48 test0("", S(""), S("")); 49 test0("", S("12345"), S("12345")); 50 test0("", S("1234567890"), S("1234567890")); 51 test0("", S("12345678901234567890"), S("12345678901234567890")); 52 test0("abcde", S(""), S("abcde")); 53 test0("abcde", S("12345"), S("abcde12345")); 54 test0("abcde", S("1234567890"), S("abcde1234567890")); 55 test0("abcde", S("12345678901234567890"), S("abcde12345678901234567890")); 56 test0("abcdefghij", S(""), S("abcdefghij")); 57 test0("abcdefghij", S("12345"), S("abcdefghij12345")); 58 test0("abcdefghij", S("1234567890"), S("abcdefghij1234567890")); 59 test0("abcdefghij", S("12345678901234567890"), S("abcdefghij12345678901234567890")); 60 test0("abcdefghijklmnopqrst", S(""), S("abcdefghijklmnopqrst")); 61 test0("abcdefghijklmnopqrst", S("12345"), S("abcdefghijklmnopqrst12345")); 62 test0("abcdefghijklmnopqrst", S("1234567890"), S("abcdefghijklmnopqrst1234567890")); 63 test0("abcdefghijklmnopqrst", S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890")); 64 65#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 66 67 test1("", S(""), S("")); 68 test1("", S("12345"), S("12345")); 69 test1("", S("1234567890"), S("1234567890")); 70 test1("", S("12345678901234567890"), S("12345678901234567890")); 71 test1("abcde", S(""), S("abcde")); 72 test1("abcde", S("12345"), S("abcde12345")); 73 test1("abcde", S("1234567890"), S("abcde1234567890")); 74 test1("abcde", S("12345678901234567890"), S("abcde12345678901234567890")); 75 test1("abcdefghij", S(""), S("abcdefghij")); 76 test1("abcdefghij", S("12345"), S("abcdefghij12345")); 77 test1("abcdefghij", S("1234567890"), S("abcdefghij1234567890")); 78 test1("abcdefghij", S("12345678901234567890"), S("abcdefghij12345678901234567890")); 79 test1("abcdefghijklmnopqrst", S(""), S("abcdefghijklmnopqrst")); 80 test1("abcdefghijklmnopqrst", S("12345"), S("abcdefghijklmnopqrst12345")); 81 test1("abcdefghijklmnopqrst", S("1234567890"), S("abcdefghijklmnopqrst1234567890")); 82 test1("abcdefghijklmnopqrst", S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890")); 83 84#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 85 } 86#if TEST_STD_VER >= 11 87 { 88 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 89 test0("", S(""), S("")); 90 test0("", S("12345"), S("12345")); 91 test0("", S("1234567890"), S("1234567890")); 92 test0("", S("12345678901234567890"), S("12345678901234567890")); 93 test0("abcde", S(""), S("abcde")); 94 test0("abcde", S("12345"), S("abcde12345")); 95 test0("abcde", S("1234567890"), S("abcde1234567890")); 96 test0("abcde", S("12345678901234567890"), S("abcde12345678901234567890")); 97 test0("abcdefghij", S(""), S("abcdefghij")); 98 test0("abcdefghij", S("12345"), S("abcdefghij12345")); 99 test0("abcdefghij", S("1234567890"), S("abcdefghij1234567890")); 100 test0("abcdefghij", S("12345678901234567890"), S("abcdefghij12345678901234567890")); 101 test0("abcdefghijklmnopqrst", S(""), S("abcdefghijklmnopqrst")); 102 test0("abcdefghijklmnopqrst", S("12345"), S("abcdefghijklmnopqrst12345")); 103 test0("abcdefghijklmnopqrst", S("1234567890"), S("abcdefghijklmnopqrst1234567890")); 104 test0("abcdefghijklmnopqrst", S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890")); 105 106#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 107 108 test1("", S(""), S("")); 109 test1("", S("12345"), S("12345")); 110 test1("", S("1234567890"), S("1234567890")); 111 test1("", S("12345678901234567890"), S("12345678901234567890")); 112 test1("abcde", S(""), S("abcde")); 113 test1("abcde", S("12345"), S("abcde12345")); 114 test1("abcde", S("1234567890"), S("abcde1234567890")); 115 test1("abcde", S("12345678901234567890"), S("abcde12345678901234567890")); 116 test1("abcdefghij", S(""), S("abcdefghij")); 117 test1("abcdefghij", S("12345"), S("abcdefghij12345")); 118 test1("abcdefghij", S("1234567890"), S("abcdefghij1234567890")); 119 test1("abcdefghij", S("12345678901234567890"), S("abcdefghij12345678901234567890")); 120 test1("abcdefghijklmnopqrst", S(""), S("abcdefghijklmnopqrst")); 121 test1("abcdefghijklmnopqrst", S("12345"), S("abcdefghijklmnopqrst12345")); 122 test1("abcdefghijklmnopqrst", S("1234567890"), S("abcdefghijklmnopqrst1234567890")); 123 test1("abcdefghijklmnopqrst", S("12345678901234567890"), S("abcdefghijklmnopqrst12345678901234567890")); 124 125#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 126 } 127#endif 128} 129