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66 lines
1.4 KiB
C++
66 lines
1.4 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++98, c++03, c++11, c++14
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// XFAIL: dylib-has-no-filesystem
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// <fstream>
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// plate <class charT, class traits = char_traits<charT> >
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// class basic_ofstream
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// void open(const filesystem::path& s, ios_base::openmode mode = ios_base::out);
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#include <fstream>
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#include <filesystem>
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#include <cassert>
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#include "test_macros.h"
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#include "platform_support.h"
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namespace fs = std::filesystem;
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int main(int, char**) {
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fs::path p = get_temp_file_name();
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{
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std::ofstream fs;
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assert(!fs.is_open());
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char c = 'a';
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fs << c;
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assert(fs.fail());
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fs.open(p);
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assert(fs.is_open());
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fs << c;
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}
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{
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std::ifstream fs(p.c_str());
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char c = 0;
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fs >> c;
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assert(c == 'a');
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}
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std::remove(p.c_str());
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{
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std::wofstream fs;
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assert(!fs.is_open());
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wchar_t c = L'a';
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fs << c;
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assert(fs.fail());
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fs.open(p);
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assert(fs.is_open());
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fs << c;
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}
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{
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std::wifstream fs(p.c_str());
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wchar_t c = 0;
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fs >> c;
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assert(c == L'a');
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}
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std::remove(p.c_str());
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return 0;
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}
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