86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
// Boost operations_test.cpp ---------------------------------------------------------//
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// Copyright Alexander Grund 2020
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// Distributed under the Boost Software License, Version 1.0.
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// See http://www.boost.org/LICENSE_1_0.txt
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// Library home page: http://www.boost.org/libs/filesystem
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#include <iostream>
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#if defined(BOOST_FILESYSTEM_HAS_MKLINK)
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#include <boost/filesystem.hpp>
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#include <boost/system/error_code.hpp>
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#include <boost/core/lightweight_test.hpp>
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#include <cstdlib>
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#include <vector>
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namespace fs = boost::filesystem;
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struct TmpDir
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{
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fs::path path;
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TmpDir(const fs::path& base): path(fs::absolute(base) / fs::unique_path())
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{
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fs::create_directories(path);
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}
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~TmpDir()
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{
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boost::system::error_code ec;
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fs::remove_all(path, ec);
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}
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};
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// Test fs::canonical for various path in a Windows directory junction point
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// This failed before due to broken handling of absolute paths and ignored ReparseTag
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int main()
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{
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const fs::path cwd = fs::current_path();
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const TmpDir tmp(cwd);
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const fs::path junction = tmp.path / "junction";
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const fs::path real = tmp.path / "real";
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const fs::path subDir = "sub";
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fs::create_directories(real / subDir);
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fs::current_path(tmp.path);
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BOOST_TEST(std::system("mklink /j junction real") == 0);
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BOOST_TEST(fs::exists(junction));
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// Due to a bug there was a dependency on the current path so try the below for all:
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std::vector<fs::path> paths;
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paths.push_back(cwd);
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paths.push_back(junction);
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paths.push_back(real);
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paths.push_back(junction / subDir);
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paths.push_back(real / subDir);
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for (std::vector<fs::path>::iterator it = paths.begin(); it != paths.end(); ++it)
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{
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std::cout << "Testing in " << *it << std::endl;
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fs::current_path(*it);
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// Used by canonical, must work too
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BOOST_TEST(fs::read_symlink(junction) == real);
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BOOST_TEST(fs::canonical(junction) == real);
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BOOST_TEST(fs::canonical(junction / subDir) == real / subDir);
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}
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// Restore the original current directory so that temp directory can be removed
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fs::current_path(cwd);
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return boost::report_errors();
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}
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#else // defined(BOOST_FILESYSTEM_HAS_MKLINK)
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int main()
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{
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std::cout << "Skipping test as the target system does not support mklink." << std::endl;
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return 0;
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}
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#endif // defined(BOOST_FILESYSTEM_HAS_MKLINK)
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