mirror of git://gcc.gnu.org/git/gcc.git
142 lines
3.3 KiB
C++
142 lines
3.3 KiB
C++
// Copyright (C) 2015-2018 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// { dg-options "-std=gnu++17 -lstdc++fs" }
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// { dg-do run { target c++17 } }
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// { dg-require-filesystem-ts "" }
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#include <filesystem>
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#include <testsuite_hooks.h>
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#include <testsuite_fs.h>
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namespace fs = std::filesystem;
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using __gnu_test::compare_paths;
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void
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test01()
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{
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const std::error_code bad_ec = make_error_code(std::errc::invalid_argument);
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std::error_code ec;
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auto p = __gnu_test::nonexistent_path();
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canonical( p, ec );
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VERIFY( ec );
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create_directory(p);
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__gnu_test::scoped_file l(p, __gnu_test::scoped_file::adopt_file);
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auto p2 = canonical( p, ec );
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compare_paths( p2, fs::current_path()/p );
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VERIFY( !ec );
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ec = bad_ec;
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p2 = canonical( fs::current_path() / "." / (p.string() + "////././."), ec );
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compare_paths( p2, fs::current_path()/p );
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VERIFY( !ec );
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ec = bad_ec;
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p = fs::current_path();
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p2 = canonical( p, ec );
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compare_paths( p2, p );
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VERIFY( !ec );
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ec = bad_ec;
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p = "/";
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p = canonical( p, ec );
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compare_paths( p, "/" );
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VERIFY( !ec );
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ec = bad_ec;
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p = "/.";
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p = canonical( p, ec );
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compare_paths( p, "/" );
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VERIFY( !ec );
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ec = bad_ec;
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p = "/..";
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p = canonical( p, ec );
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compare_paths( p, "/" );
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VERIFY( !ec );
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ec = bad_ec;
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p = "/../.././.";
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p = canonical( p, ec );
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compare_paths( p, "/" );
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VERIFY( !ec );
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}
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void
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test02()
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{
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const fs::path p = __gnu_test::nonexistent_path();
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std::error_code ec, ec2;
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const fs::path res = canonical(p, ec);
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VERIFY( ec );
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VERIFY( res.empty() );
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#if __cpp_exceptions
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fs::path e1, e2;
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try {
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canonical(p);
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} catch (const fs::filesystem_error& e) {
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e1 = e.path1();
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e2 = e.path2();
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ec2 = e.code();
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}
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VERIFY( e1 == p );
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VERIFY( e2.empty() );
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VERIFY( ec == ec2 );
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#endif
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}
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void
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test03()
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{
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std::error_code ec;
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auto dir = __gnu_test::nonexistent_path();
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fs::create_directory(dir);
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fs::path foo = dir/"foo", bar = dir/"bar";
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fs::create_directory(foo);
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fs::create_directory(bar);
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fs::create_symlink("../bar", foo/"baz");
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auto dirc = canonical(dir);
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auto barc = canonical(bar);
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auto p1 = fs::canonical(dir/"foo//.///..//./");
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compare_paths( p1, dirc );
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auto p2 = fs::canonical(dir/"foo//./baz///..//./");
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compare_paths( p2, dirc );
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auto p3 = fs::canonical(dir/"foo//./baz////./");
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compare_paths( p3, barc );
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auto p4 = fs::canonical(dir/"foo//./baz///..//./bar");
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compare_paths( p4, barc );
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auto p5 = fs::canonical(dir/"foo//./baz///..//./bar/");
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compare_paths( p5, p4 );
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auto p6 = fs::canonical(dir/"foo//./baz///..//./bar/.");
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compare_paths( p6, p4 );
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remove_all(dir);
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}
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int
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main()
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{
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test01();
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test02();
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test03();
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}
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