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