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(basic_string&& str, const Allocator& alloc); 13 14 #include <string> 15 #include <cassert> 16 17 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 18 19 #include "test_allocator.h" 20 #include "min_allocator.h" 21 22 23 template <class S> 24 void 25 test(S s0, const typename S::allocator_type& a) 26 { 27 S s1 = s0; 28 S s2(std::move(s0), a); 29 assert(s2.__invariants()); 30 assert(s0.__invariants()); 31 assert(s2 == s1); 32 assert(s2.capacity() >= s2.size()); 33 assert(s2.get_allocator() == a); 34 } 35 36 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 37 38 int main() 39 { 40 #ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 41 { 42 typedef test_allocator<char> A; 43 typedef std::basic_string<char, std::char_traits<char>, A> S; 44 test(S(), A(3)); 45 test(S("1"), A(5)); 46 test(S("1234567890123456789012345678901234567890123456789012345678901234567890"), A(7)); 47 } 48 #if __cplusplus >= 201103L 49 { 50 typedef min_allocator<char> A; 51 typedef std::basic_string<char, std::char_traits<char>, A> S; 52 test(S(), A()); 53 test(S("1"), A()); 54 test(S("1234567890123456789012345678901234567890123456789012345678901234567890"), A()); 55 } 56 #endif 57 #endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 58 } 59
