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 // <iterator> 10 11 // istreambuf_iterator 12 13 // istreambuf_iterator(basic_istream<charT,traits>& s) throw(); 14 15 #include <iterator> 16 #include <sstream> 17 #include <cassert> 18 19 #include "test_macros.h" 20 main(int,char **)21int main(int, char**) 22 { 23 { 24 std::istringstream inf; 25 std::istreambuf_iterator<char> i(inf); 26 assert(i == std::istreambuf_iterator<char>()); 27 } 28 { 29 std::istringstream inf("a"); 30 std::istreambuf_iterator<char> i(inf); 31 assert(i != std::istreambuf_iterator<char>()); 32 } 33 { 34 std::wistringstream inf; 35 std::istreambuf_iterator<wchar_t> i(inf); 36 assert(i == std::istreambuf_iterator<wchar_t>()); 37 } 38 { 39 std::wistringstream inf(L"a"); 40 std::istreambuf_iterator<wchar_t> i(inf); 41 assert(i != std::istreambuf_iterator<wchar_t>()); 42 } 43 44 return 0; 45 } 46