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 // assign(basic_string<charT,traits>&& str); 14 15 #include <string> 16 #include <utility> 17 #include <cassert> 18 19 #include "test_macros.h" 20 #include "min_allocator.h" 21 22 template <class S> 23 void 24 test(S s, S str, S expected) 25 { 26 s.assign(std::move(str)); 27 LIBCPP_ASSERT(s.__invariants()); 28 assert(s == expected); 29 } 30 31 int main() 32 { 33 { 34 typedef std::string S; 35 test(S(), S(), S()); 36 test(S(), S("12345"), S("12345")); 37 test(S(), S("1234567890"), S("1234567890")); 38 test(S(), S("12345678901234567890"), S("12345678901234567890")); 39 40 test(S("12345"), S(), S()); 41 test(S("12345"), S("12345"), S("12345")); 42 test(S("12345"), S("1234567890"), S("1234567890")); 43 test(S("12345"), S("12345678901234567890"), S("12345678901234567890")); 44 45 test(S("1234567890"), S(), S()); 46 test(S("1234567890"), S("12345"), S("12345")); 47 test(S("1234567890"), S("1234567890"), S("1234567890")); 48 test(S("1234567890"), S("12345678901234567890"), S("12345678901234567890")); 49 50 test(S("12345678901234567890"), S(), S()); 51 test(S("12345678901234567890"), S("12345"), S("12345")); 52 test(S("12345678901234567890"), S("1234567890"), S("1234567890")); 53 test(S("12345678901234567890"), S("12345678901234567890"), 54 S("12345678901234567890")); 55 } 56 #if TEST_STD_VER >= 11 57 { 58 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 59 test(S(), S(), S()); 60 test(S(), S("12345"), S("12345")); 61 test(S(), S("1234567890"), S("1234567890")); 62 test(S(), S("12345678901234567890"), S("12345678901234567890")); 63 64 test(S("12345"), S(), S()); 65 test(S("12345"), S("12345"), S("12345")); 66 test(S("12345"), S("1234567890"), S("1234567890")); 67 test(S("12345"), S("12345678901234567890"), S("12345678901234567890")); 68 69 test(S("1234567890"), S(), S()); 70 test(S("1234567890"), S("12345"), S("12345")); 71 test(S("1234567890"), S("1234567890"), S("1234567890")); 72 test(S("1234567890"), S("12345678901234567890"), S("12345678901234567890")); 73 74 test(S("12345678901234567890"), S(), S()); 75 test(S("12345678901234567890"), S("12345"), S("12345")); 76 test(S("12345678901234567890"), S("1234567890"), S("1234567890")); 77 test(S("12345678901234567890"), S("12345678901234567890"), 78 S("12345678901234567890")); 79 } 80 #endif 81 } 82