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 // <string> 10 11 // size_type capacity() const; 12 13 #include <string> 14 #include <cassert> 15 16 #include "test_allocator.h" 17 #include "min_allocator.h" 18 19 #include "test_macros.h" 20 21 template <class S> 22 void test(S s)23test(S s) 24 { 25 S::allocator_type::throw_after = 0; 26 #ifndef TEST_HAS_NO_EXCEPTIONS 27 try 28 #endif 29 { 30 while (s.size() < s.capacity()) 31 s.push_back(typename S::value_type()); 32 assert(s.size() == s.capacity()); 33 } 34 #ifndef TEST_HAS_NO_EXCEPTIONS 35 catch (...) 36 { 37 assert(false); 38 } 39 #endif 40 S::allocator_type::throw_after = INT_MAX; 41 } 42 main(int,char **)43int main(int, char**) 44 { 45 { 46 typedef std::basic_string<char, std::char_traits<char>, test_allocator<char> > S; 47 S s; 48 test(s); 49 s.assign(10, 'a'); 50 s.erase(5); 51 test(s); 52 s.assign(100, 'a'); 53 s.erase(50); 54 test(s); 55 } 56 #if TEST_STD_VER >= 11 57 { 58 typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; 59 S s; 60 assert(s.capacity() > 0); 61 } 62 #endif 63 64 return 0; 65 } 66