pointer.pass.cpp (2895B)
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 "test_macros.h" 18 #include "min_allocator.h" 19 20 template <class S> 21 void 22 test(S s, const typename S::value_type* str, S expected) 23 { 24 s += str; 25 LIBCPP_ASSERT(s.__invariants()); 26 assert(s == expected); 27 } 28 29 int main() 30 { 31 { 32 typedef std::string S; 33 test(S(), "", S()); 34 test(S(), "12345", S("12345")); 35 test(S(), "1234567890", S("1234567890")); 36 test(S(), "12345678901234567890", S("12345678901234567890")); 37 38 test(S("12345"), "", S("12345")); 39 test(S("12345"), "12345", S("1234512345")); 40 test(S("12345"), "1234567890", S("123451234567890")); 41 test(S("12345"), "12345678901234567890", S("1234512345678901234567890")); 42 43 test(S("1234567890"), "", S("1234567890")); 44 test(S("1234567890"), "12345", S("123456789012345")); 45 test(S("1234567890"), "1234567890", S("12345678901234567890")); 46 test(S("1234567890"), "12345678901234567890", S("123456789012345678901234567890")); 47 48 test(S("12345678901234567890"), "", S("12345678901234567890")); 49 test(S("12345678901234567890"), "12345", S("1234567890123456789012345")); 50 test(S("12345678901234567890"), "1234567890", S("123456789012345678901234567890")); 51 test(S("12345678901234567890"), "12345678901234567890", 52 S("1234567890123456789012345678901234567890")); 53 } 54 #if TEST_STD_VER >= 11 55 { 56 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 57 test(S(), "", S()); 58 test(S(), "12345", S("12345")); 59 test(S(), "1234567890", S("1234567890")); 60 test(S(), "12345678901234567890", S("12345678901234567890")); 61 62 test(S("12345"), "", S("12345")); 63 test(S("12345"), "12345", S("1234512345")); 64 test(S("12345"), "1234567890", S("123451234567890")); 65 test(S("12345"), "12345678901234567890", S("1234512345678901234567890")); 66 67 test(S("1234567890"), "", S("1234567890")); 68 test(S("1234567890"), "12345", S("123456789012345")); 69 test(S("1234567890"), "1234567890", S("12345678901234567890")); 70 test(S("1234567890"), "12345678901234567890", S("123456789012345678901234567890")); 71 72 test(S("12345678901234567890"), "", S("12345678901234567890")); 73 test(S("12345678901234567890"), "12345", S("1234567890123456789012345")); 74 test(S("12345678901234567890"), "1234567890", S("123456789012345678901234567890")); 75 test(S("12345678901234567890"), "12345678901234567890", 76 S("1234567890123456789012345678901234567890")); 77 } 78 #endif 79 }