| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++98, c++03, c++11, c++14 |
| |
| // <fstream> |
| |
| // plate <class charT, class traits = char_traits<charT> > |
| // class basic_ofstream |
| |
| // explicit basic_ofstream(const filesystem::path& s, ios_base::openmode mode = ios_base::out); |
| |
| #include <fstream> |
| #include <filesystem> |
| #include <cassert> |
| #include "platform_support.h" |
| |
| namespace fs = std::filesystem; |
| |
| int main() { |
| fs::path p = get_temp_file_name(); |
| { |
| static_assert(!std::is_convertible<fs::path, std::ofstream>::value, |
| "ctor should be explicit"); |
| static_assert(std::is_constructible<std::ofstream, fs::path const&, |
| std::ios_base::openmode>::value, |
| ""); |
| } |
| { |
| std::ofstream stream(p); |
| stream << 3.25; |
| } |
| { |
| std::ifstream stream(p); |
| double x = 0; |
| stream >> x; |
| assert(x == 3.25); |
| } |
| { |
| std::ifstream stream(p, std::ios_base::out); |
| double x = 0; |
| stream >> x; |
| assert(x == 3.25); |
| } |
| std::remove(p.c_str()); |
| { |
| std::wofstream stream(p); |
| stream << 3.25; |
| } |
| { |
| std::wifstream stream(p); |
| double x = 0; |
| stream >> x; |
| assert(x == 3.25); |
| } |
| { |
| std::wifstream stream(p, std::ios_base::out); |
| double x = 0; |
| stream >> x; |
| assert(x == 3.25); |
| } |
| std::remove(p.c_str()); |
| } |