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 // <ios> 10 11 // template <class charT, class traits> class basic_ios 12 13 // iostate exceptions() const; 14 15 #include <ios> 16 #include <streambuf> 17 #include <cassert> 18 19 #include "test_macros.h" 20 21 struct testbuf : public std::streambuf {}; 22 main(int,char **)23int main(int, char**) 24 { 25 { 26 std::ios ios(0); 27 assert(ios.exceptions() == std::ios::goodbit); 28 ios.exceptions(std::ios::eofbit); 29 assert(ios.exceptions() == std::ios::eofbit); 30 #ifndef TEST_HAS_NO_EXCEPTIONS 31 try 32 { 33 ios.exceptions(std::ios::badbit); 34 assert(false); 35 } 36 catch (std::ios::failure&) 37 { 38 } 39 assert(ios.exceptions() == std::ios::badbit); 40 #endif 41 } 42 { 43 testbuf sb; 44 std::ios ios(&sb); 45 assert(ios.exceptions() == std::ios::goodbit); 46 ios.exceptions(std::ios::eofbit); 47 assert(ios.exceptions() == std::ios::eofbit); 48 ios.exceptions(std::ios::badbit); 49 assert(ios.exceptions() == std::ios::badbit); 50 } 51 52 return 0; 53 } 54