1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // UNSUPPORTED: c++98, c++03 10 11 // <string> 12 13 // basic_string(basic_string<charT,traits,Allocator>&& str); 14 15 #include <string> 16 #include <cassert> 17 18 #include "test_macros.h" 19 #include "test_allocator.h" 20 #include "min_allocator.h" 21 22 template <class S> 23 void 24 test(S s0) 25 { 26 S s1 = s0; 27 S s2 = std::move(s0); 28 LIBCPP_ASSERT(s2.__invariants()); 29 LIBCPP_ASSERT(s0.__invariants()); 30 assert(s2 == s1); 31 assert(s2.capacity() >= s2.size()); 32 assert(s2.get_allocator() == s1.get_allocator()); 33 } 34 35 int main(int, char**) 36 { 37 { 38 typedef test_allocator<char> A; 39 typedef std::basic_string<char, std::char_traits<char>, A> S; 40 test(S(A(3))); 41 test(S("1", A(5))); 42 test(S("1234567890123456789012345678901234567890123456789012345678901234567890", A(7))); 43 } 44 { 45 typedef min_allocator<char> A; 46 typedef std::basic_string<char, std::char_traits<char>, A> S; 47 test(S(A{})); 48 test(S("1", A())); 49 test(S("1234567890123456789012345678901234567890123456789012345678901234567890", A())); 50 } 51 52 return 0; 53 } 54