95 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8 9// REQUIRES: locale.en_US.UTF-810 11// <streambuf>12 13// template <class charT, class traits = char_traits<charT> >14// class basic_streambuf;15 16// basic_streambuf(const basic_streambuf& rhs);17 18#include <streambuf>19#include <cassert>20 21#include "test_macros.h"22#include "platform_support.h" // locale name macros23 24template <class CharT>25struct test26 : public std::basic_streambuf<CharT>27{28 typedef std::basic_streambuf<CharT> base;29 test() {}30 31 test(const test& t)32 : std::basic_streambuf<CharT>(t)33 {34 assert(this->eback() == t.eback());35 assert(this->gptr() == t.gptr());36 assert(this->egptr() == t.egptr());37 assert(this->pbase() == t.pbase());38 assert(this->pptr() == t.pptr());39 assert(this->epptr() == t.epptr());40 assert(this->getloc() == t.getloc());41 }42 43 void setg(CharT* gbeg, CharT* gnext, CharT* gend)44 {45 base::setg(gbeg, gnext, gend);46 }47 void setp(CharT* pbeg, CharT* pend)48 {49 base::setp(pbeg, pend);50 }51};52 53int main(int, char**)54{55 {56 test<char> t;57 test<char> t2 = t;58 }59 {60 char g[3];61 char p[3];62 test<char> t;63 t.setg(&g[0], &g[1], &g[2]);64 t.setp(&p[0], &p[2]);65 test<char> t2 = t;66 }67#ifndef TEST_HAS_NO_WIDE_CHARACTERS68 {69 wchar_t g[3];70 wchar_t p[3];71 test<wchar_t> t;72 t.setg(&g[0], &g[1], &g[2]);73 t.setp(&p[0], &p[2]);74 test<wchar_t> t2 = t;75 }76 {77 test<wchar_t> t;78 test<wchar_t> t2 = t;79 }80#endif81 std::locale::global(std::locale(LOCALE_en_US_UTF_8));82 {83 test<char> t;84 test<char> t2 = t;85 }86#ifndef TEST_HAS_NO_WIDE_CHARACTERS87 {88 test<wchar_t> t;89 test<wchar_t> t2 = t;90 }91#endif92 93 return 0;94}95