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// void swap(basic_string<charT,traits,Allocator>& lhs, 14// basic_string<charT,traits,Allocator>& rhs); 15 16#include <string> 17#include <stdexcept> 18#include <algorithm> 19#include <cassert> 20 21#include "min_allocator.h" 22 23template <class S> 24void 25test(S s1, S s2) 26{ 27 S s1_ = s1; 28 S s2_ = s2; 29 swap(s1, s2); 30 assert(s1.__invariants()); 31 assert(s2.__invariants()); 32 assert(s1 == s2_); 33 assert(s2 == s1_); 34} 35 36int main() 37{ 38 { 39 typedef std::string S; 40 test(S(""), S("")); 41 test(S(""), S("12345")); 42 test(S(""), S("1234567890")); 43 test(S(""), S("12345678901234567890")); 44 test(S("abcde"), S("")); 45 test(S("abcde"), S("12345")); 46 test(S("abcde"), S("1234567890")); 47 test(S("abcde"), S("12345678901234567890")); 48 test(S("abcdefghij"), S("")); 49 test(S("abcdefghij"), S("12345")); 50 test(S("abcdefghij"), S("1234567890")); 51 test(S("abcdefghij"), S("12345678901234567890")); 52 test(S("abcdefghijklmnopqrst"), S("")); 53 test(S("abcdefghijklmnopqrst"), S("12345")); 54 test(S("abcdefghijklmnopqrst"), S("1234567890")); 55 test(S("abcdefghijklmnopqrst"), S("12345678901234567890")); 56 } 57#if __cplusplus >= 201103L 58 { 59 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 60 test(S(""), S("")); 61 test(S(""), S("12345")); 62 test(S(""), S("1234567890")); 63 test(S(""), S("12345678901234567890")); 64 test(S("abcde"), S("")); 65 test(S("abcde"), S("12345")); 66 test(S("abcde"), S("1234567890")); 67 test(S("abcde"), S("12345678901234567890")); 68 test(S("abcdefghij"), S("")); 69 test(S("abcdefghij"), S("12345")); 70 test(S("abcdefghij"), S("1234567890")); 71 test(S("abcdefghij"), S("12345678901234567890")); 72 test(S("abcdefghijklmnopqrst"), S("")); 73 test(S("abcdefghijklmnopqrst"), S("12345")); 74 test(S("abcdefghijklmnopqrst"), S("1234567890")); 75 test(S("abcdefghijklmnopqrst"), S("12345678901234567890")); 76 } 77#endif 78} 79