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//===----------------------------------------------------------------------===//
//
// 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
// <filesystem>
// path proximate(const path& p, error_code &ec)
// path proximate(const path& p, const path& base = current_path())
// path proximate(const path& p, const path& base, error_code& ec);
#include "filesystem_include.hpp"
#include <type_traits>
#include <vector>
#include <iostream>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
#include "count_new.hpp"
#include "rapid-cxx-test.hpp"
#include "filesystem_test_helper.hpp"
static int count_path_elems(const fs::path& p) {
int count = 0;
for (auto& elem : p) {
if (elem != "/" && elem != "")
++count;
}
return count;
}
TEST_SUITE(filesystem_proximate_path_test_suite)
TEST_CASE(signature_test)
{
using fs::path;
const path p; ((void)p);
std::error_code ec; ((void)ec);
ASSERT_NOT_NOEXCEPT(proximate(p));
ASSERT_NOT_NOEXCEPT(proximate(p, p));
ASSERT_NOT_NOEXCEPT(proximate(p, ec));
ASSERT_NOT_NOEXCEPT(proximate(p, p, ec));
}
TEST_CASE(basic_test) {
using fs::path;
const path cwd = fs::current_path();
const path parent_cwd = cwd.parent_path();
const path curdir = cwd.filename();
TEST_REQUIRE(!cwd.native().empty());
int cwd_depth = count_path_elems(cwd);
path dot_dot_to_root;
for (int i=0; i < cwd_depth; ++i)
dot_dot_to_root /= "..";
path relative_cwd = cwd.native().substr(1);
// clang-format off
struct {
std::string input;
std::string base;
std::string expect;
} TestCases[] = {
{"", "", "."},
{cwd, "a", ".."},
{parent_cwd, "a", "../.."},
{"a", cwd, "a"},
{"a", parent_cwd, "fs.op.proximate/a"},
{"/", "a", dot_dot_to_root / ".."},
{"/", "a/b", dot_dot_to_root / "../.."},
{"/", "a/b/", dot_dot_to_root / "../../.."},
{"a", "/", relative_cwd / "a"},
{"a/b", "/", relative_cwd / "a/b"},
{"a", "/net", ".." / relative_cwd / "a"},
{"//foo/", "//foo", "/foo/"},
{"//foo", "//foo/", ".."},
{"//foo", "//foo", "."},
{"//foo/", "//foo/", "."},
{"//base", "a", dot_dot_to_root / "../base"},
{"a", "a", "."},
{"a/b", "a/b", "."},
{"a/b/c/", "a/b/c/", "."},
{"//foo/a/b", "//foo/a/b", "."},
{"/a/d", "/a/b/c", "../../d"},
{"/a/b/c", "/a/d", "../b/c"},
{"a/b/c", "a", "b/c"},
{"a/b/c", "a/b/c/x/y", "../.."},
{"a/b/c", "a/b/c", "."},
{"a/b", "c/d", "../../a/b"}
};
// clang-format on
int ID = 0;
for (auto& TC : TestCases) {
++ID;
std::error_code ec = GetTestEC();
fs::path p(TC.input);
const fs::path output = fs::proximate(p, TC.base, ec);
if (ec) {
TEST_CHECK(!ec);
std::cerr << "TEST CASE #" << ID << " FAILED: \n";
std::cerr << " Input: '" << TC.input << "'\n";
std::cerr << " Base: '" << TC.base << "'\n";
std::cerr << " Expected: '" << TC.expect << "'\n";
std::cerr << std::endl;
} else if (!PathEq(output, TC.expect)) {
TEST_CHECK(PathEq(output, TC.expect));
const path canon_input = fs::weakly_canonical(TC.input);
const path canon_base = fs::weakly_canonical(TC.base);
const path lexically_p = canon_input.lexically_proximate(canon_base);
std::cerr << "TEST CASE #" << ID << " FAILED: \n";
std::cerr << " Input: '" << TC.input << "'\n";
std::cerr << " Base: '" << TC.base << "'\n";
std::cerr << " Expected: '" << TC.expect << "'\n";
std::cerr << " Output: '" << output.native() << "'\n";
std::cerr << " Lex Prox: '" << lexically_p.native() << "'\n";
std::cerr << " Canon Input: " << canon_input << "\n";
std::cerr << " Canon Base: " << canon_base << "\n";
std::cerr << std::endl;
}
}
}
TEST_SUITE_END()
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