82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
// Copyright (C) 2017-2019 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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using std::filesystem::proximate;
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using __gnu_test::compare_paths;
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// Normalize directory-separators
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std::string operator""_norm(const char* s, std::size_t n)
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{
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std::string str(s, n);
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#if defined(__MING32__) || defined(__MINGW64__)
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for (auto& c : str)
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if (c == '/')
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c = '\\';
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#endif
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return str;
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}
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void
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test01()
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{
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compare_paths( proximate("/a/d", "/a/b/c"), "../../d"_norm );
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compare_paths( proximate("/a/b/c", "/a/d"), "../b/c"_norm );
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compare_paths( proximate("a/b/c", "a"), "b/c"_norm );
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compare_paths( proximate("a/b/c", "a/b/c/x/y"), "../.."_norm );
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compare_paths( proximate("a/b/c", "a/b/c"), "." );
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compare_paths( proximate("a/b", "c/d"), "../../a/b"_norm );
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}
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void
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test02()
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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 = bad_ec;
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compare_paths( proximate("/a/d", "/a/b/c", ec), "../../d"_norm );
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VERIFY( !ec );
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ec = bad_ec;
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compare_paths( proximate("/a/b/c", "/a/d", ec), "../b/c"_norm );
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VERIFY( !ec );
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ec = bad_ec;
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compare_paths( proximate("a/b/c", "a", ec), "b/c"_norm );
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VERIFY( !ec );
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ec = bad_ec;
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compare_paths( proximate("a/b/c", "a/b/c/x/y", ec), "../.."_norm );
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VERIFY( !ec );
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ec = bad_ec;
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compare_paths( proximate("a/b/c", "a/b/c", ec), "." );
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VERIFY( !ec );
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ec = bad_ec;
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compare_paths( proximate("a/b", "c/d", ec), "../../a/b"_norm );
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VERIFY( !ec );
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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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}
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