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+=(const charT* s); 13 14 #include <string> 15 #include <cassert> 16 17 #include "min_allocator.h" 18 19 template <class S> 20 void 21 test(S s, const typename S::value_type* str, S expected) 22 { 23 s += str; 24 assert(s.__invariants()); 25 assert(s == expected); 26 } 27 28 int main() 29 { 30 { 31 typedef std::string S; 32 test(S(), "", S()); 33 test(S(), "12345", S("12345")); 34 test(S(), "1234567890", S("1234567890")); 35 test(S(), "12345678901234567890", S("12345678901234567890")); 36 37 test(S("12345"), "", S("12345")); 38 test(S("12345"), "12345", S("1234512345")); 39 test(S("12345"), "1234567890", S("123451234567890")); 40 test(S("12345"), "12345678901234567890", S("1234512345678901234567890")); 41 42 test(S("1234567890"), "", S("1234567890")); 43 test(S("1234567890"), "12345", S("123456789012345")); 44 test(S("1234567890"), "1234567890", S("12345678901234567890")); 45 test(S("1234567890"), "12345678901234567890", S("123456789012345678901234567890")); 46 47 test(S("12345678901234567890"), "", S("12345678901234567890")); 48 test(S("12345678901234567890"), "12345", S("1234567890123456789012345")); 49 test(S("12345678901234567890"), "1234567890", S("123456789012345678901234567890")); 50 test(S("12345678901234567890"), "12345678901234567890", 51 S("1234567890123456789012345678901234567890")); 52 } 53 #if __cplusplus >= 201103L 54 { 55 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 56 test(S(), "", S()); 57 test(S(), "12345", S("12345")); 58 test(S(), "1234567890", S("1234567890")); 59 test(S(), "12345678901234567890", S("12345678901234567890")); 60 61 test(S("12345"), "", S("12345")); 62 test(S("12345"), "12345", S("1234512345")); 63 test(S("12345"), "1234567890", S("123451234567890")); 64 test(S("12345"), "12345678901234567890", S("1234512345678901234567890")); 65 66 test(S("1234567890"), "", S("1234567890")); 67 test(S("1234567890"), "12345", S("123456789012345")); 68 test(S("1234567890"), "1234567890", S("12345678901234567890")); 69 test(S("1234567890"), "12345678901234567890", S("123456789012345678901234567890")); 70 71 test(S("12345678901234567890"), "", S("12345678901234567890")); 72 test(S("12345678901234567890"), "12345", S("1234567890123456789012345")); 73 test(S("12345678901234567890"), "1234567890", S("123456789012345678901234567890")); 74 test(S("12345678901234567890"), "12345678901234567890", 75 S("1234567890123456789012345678901234567890")); 76 } 77 #endif 78 } 79