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 // <locale> 11 12 // wbuffer_convert<Codecvt, Elem, Tr> 13 14 // wbuffer_convert(streambuf *bytebuf = 0, Codecvt *pcvt = new Codecvt, 15 // state_type state = state_type()); 16 17 #include <locale> 18 #include <codecvt> 19 #include <sstream> 20 #include <cassert> 21 22 #include "count_new.hpp" 23 24 int main() 25 { 26 typedef std::wbuffer_convert<std::codecvt_utf8<wchar_t> > B; 27 #if _LIBCPP_STD_VER > 11 28 static_assert(!std::is_convertible<std::streambuf*, B>::value, ""); 29 static_assert( std::is_constructible<B, std::streambuf*>::value, ""); 30 #endif 31 { 32 B b; 33 assert(b.rdbuf() == nullptr); 34 assert(globalMemCounter.checkOutstandingNewNotEq(0)); 35 } 36 assert(globalMemCounter.checkOutstandingNewEq(0)); 37 { 38 std::stringstream s; 39 B b(s.rdbuf()); 40 assert(b.rdbuf() == s.rdbuf()); 41 assert(globalMemCounter.checkOutstandingNewNotEq(0)); 42 } 43 assert(globalMemCounter.checkOutstandingNewEq(0)); 44 { 45 std::stringstream s; 46 B b(s.rdbuf(), new std::codecvt_utf8<wchar_t>); 47 assert(b.rdbuf() == s.rdbuf()); 48 assert(globalMemCounter.checkOutstandingNewNotEq(0)); 49 } 50 assert(globalMemCounter.checkOutstandingNewEq(0)); 51 { 52 std::stringstream s; 53 B b(s.rdbuf(), new std::codecvt_utf8<wchar_t>, std::mbstate_t()); 54 assert(b.rdbuf() == s.rdbuf()); 55 assert(globalMemCounter.checkOutstandingNewNotEq(0)); 56 } 57 assert(globalMemCounter.checkOutstandingNewEq(0)); 58 } 59