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>& 13 // append(const basic_string<charT,traits>& str); 14 15 #include <string> 16 #include <cassert> 17 18 #include "test_macros.h" 19 #include "min_allocator.h" 20 21 template <class S> 22 void 23 test(S s, S str, S expected) 24 { 25 s.append(str); 26 LIBCPP_ASSERT(s.__invariants()); 27 assert(s == expected); 28 } 29 30 int main() 31 { 32 { 33 typedef std::string S; 34 test(S(), S(), S()); 35 test(S(), S("12345"), S("12345")); 36 test(S(), S("1234567890"), S("1234567890")); 37 test(S(), S("12345678901234567890"), S("12345678901234567890")); 38 39 test(S("12345"), S(), S("12345")); 40 test(S("12345"), S("12345"), S("1234512345")); 41 test(S("12345"), S("1234567890"), S("123451234567890")); 42 test(S("12345"), S("12345678901234567890"), S("1234512345678901234567890")); 43 44 test(S("1234567890"), S(), S("1234567890")); 45 test(S("1234567890"), S("12345"), S("123456789012345")); 46 test(S("1234567890"), S("1234567890"), S("12345678901234567890")); 47 test(S("1234567890"), S("12345678901234567890"), S("123456789012345678901234567890")); 48 49 test(S("12345678901234567890"), S(), S("12345678901234567890")); 50 test(S("12345678901234567890"), S("12345"), S("1234567890123456789012345")); 51 test(S("12345678901234567890"), S("1234567890"), S("123456789012345678901234567890")); 52 test(S("12345678901234567890"), S("12345678901234567890"), 53 S("1234567890123456789012345678901234567890")); 54 } 55 #if TEST_STD_VER >= 11 56 { 57 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 58 test(S(), S(), S()); 59 test(S(), S("12345"), S("12345")); 60 test(S(), S("1234567890"), S("1234567890")); 61 test(S(), S("12345678901234567890"), S("12345678901234567890")); 62 63 test(S("12345"), S(), S("12345")); 64 test(S("12345"), S("12345"), S("1234512345")); 65 test(S("12345"), S("1234567890"), S("123451234567890")); 66 test(S("12345"), S("12345678901234567890"), S("1234512345678901234567890")); 67 68 test(S("1234567890"), S(), S("1234567890")); 69 test(S("1234567890"), S("12345"), S("123456789012345")); 70 test(S("1234567890"), S("1234567890"), S("12345678901234567890")); 71 test(S("1234567890"), S("12345678901234567890"), S("123456789012345678901234567890")); 72 73 test(S("12345678901234567890"), S(), S("12345678901234567890")); 74 test(S("12345678901234567890"), S("12345"), S("1234567890123456789012345")); 75 test(S("12345678901234567890"), S("1234567890"), S("123456789012345678901234567890")); 76 test(S("12345678901234567890"), S("12345678901234567890"), 77 S("1234567890123456789012345678901234567890")); 78 } 79 #endif 80 } 81