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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
// <experimental/filesystem>
// class path
// 8.4.9 path decomposition [path.decompose]
//------------------------------------------
// path root_name() const;
// path root_directory() const;
// path root_path() const;
// path relative_path() const;
// path parent_path() const;
// path filename() const;
// path stem() const;
// path extension() const;
//-------------------------------
// 8.4.10 path query [path.query]
//-------------------------------
// bool empty() const noexcept;
// bool has_root_path() const;
// bool has_root_name() const;
// bool has_root_directory() const;
// bool has_relative_path() const;
// bool has_parent_path() const;
// bool has_filename() const;
// bool has_stem() const;
// bool has_extension() const;
// bool is_absolute() const;
// bool is_relative() const;
//-------------------------------
// 8.5 path iterators [path.itr]
//-------------------------------
// iterator begin() const;
// iterator end() const;
#include <experimental/filesystem>
#include <type_traits>
#include <vector>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
#include "count_new.hpp"
#include "filesystem_test_helper.hpp"
namespace fs = std::experimental::filesystem;
struct PathDecomposeTestcase
{
std::string raw;
std::vector<std::string> elements;
std::string root_path;
std::string root_name;
std::string root_directory;
std::string relative_path;
std::string parent_path;
std::string filename;
};
const PathDecomposeTestcase PathTestCases[] =
{
{"", {}, "", "", "", "", "", ""}
, {".", {"."}, "", "", "", ".", "", "."}
, {"..", {".."}, "", "", "", "..", "", ".."}
, {"foo", {"foo"}, "", "", "", "foo", "", "foo"}
, {"/", {"/"}, "/", "", "/", "", "", "/"}
, {"/foo", {"/", "foo"}, "/", "", "/", "foo", "/", "foo"}
, {"foo/", {"foo", "."}, "", "", "", "foo/", "foo", "."}
, {"/foo/", {"/", "foo", "."}, "/", "", "/", "foo/", "/foo", "."}
, {"foo/bar", {"foo","bar"}, "", "", "", "foo/bar", "foo", "bar"}
, {"/foo//bar", {"/","foo","bar"}, "/", "", "/", "foo/bar", "/foo", "bar"}
, {"//net", {"//net"}, "//net", "//net", "", "", "", "//net"}
, {"//net/foo", {"//net", "/", "foo"}, "//net/", "//net", "/", "foo", "//net/", "foo"}
, {"///foo///", {"/", "foo", "."}, "/", "", "/", "foo///", "///foo", "."}
, {"///foo///bar", {"/", "foo", "bar"}, "/", "", "/", "foo///bar", "///foo", "bar"}
, {"/.", {"/", "."}, "/", "", "/", ".", "/", "."}
, {"./", {".", "."}, "", "", "", "./", ".", "."}
, {"/..", {"/", ".."}, "/", "", "/", "..", "/", ".."}
, {"../", {"..", "."}, "", "", "", "../", "..", "."}
, {"foo/.", {"foo", "."}, "", "", "", "foo/.", "foo", "."}
, {"foo/..", {"foo", ".."}, "", "", "", "foo/..", "foo", ".."}
, {"foo/./", {"foo", ".", "."}, "", "", "", "foo/./", "foo/.", "."}
, {"foo/./bar", {"foo", ".", "bar"}, "", "", "", "foo/./bar", "foo/.", "bar"}
, {"foo/../", {"foo", "..", "."}, "", "", "", "foo/../", "foo/..", "."}
, {"foo/../bar", {"foo", "..", "bar"}, "", "", "", "foo/../bar", "foo/..", "bar"}
, {"c:", {"c:"}, "", "", "", "c:", "", "c:"}
, {"c:/", {"c:", "."}, "", "", "", "c:/", "c:", "."}
, {"c:foo", {"c:foo"}, "", "", "", "c:foo", "", "c:foo"}
, {"c:/foo", {"c:", "foo"}, "", "", "", "c:/foo", "c:", "foo"}
, {"c:foo/", {"c:foo", "."}, "", "", "", "c:foo/", "c:foo", "."}
, {"c:/foo/", {"c:", "foo", "."}, "", "", "", "c:/foo/", "c:/foo", "."}
, {"c:/foo/bar", {"c:", "foo", "bar"}, "", "", "", "c:/foo/bar", "c:/foo", "bar"}
, {"prn:", {"prn:"}, "", "", "", "prn:", "", "prn:"}
, {"c:\\", {"c:\\"}, "", "", "", "c:\\", "", "c:\\"}
, {"c:\\foo", {"c:\\foo"}, "", "", "", "c:\\foo", "", "c:\\foo"}
, {"c:foo\\", {"c:foo\\"}, "", "", "", "c:foo\\", "", "c:foo\\"}
, {"c:\\foo\\", {"c:\\foo\\"}, "", "", "", "c:\\foo\\", "", "c:\\foo\\"}
, {"c:\\foo/", {"c:\\foo", "."}, "", "", "", "c:\\foo/", "c:\\foo", "."}
, {"c:/foo\\bar", {"c:", "foo\\bar"}, "", "", "", "c:/foo\\bar", "c:", "foo\\bar"}
, {"//", {"//"}, "//", "//", "", "", "", "//"}
};
void decompPathTest()
{
using namespace fs;
for (auto const & TC : PathTestCases) {
path p(TC.raw);
assert(p == TC.raw);
assert(p.root_path() == TC.root_path);
assert(p.has_root_path() != TC.root_path.empty());
assert(p.root_name() == TC.root_name);
assert(p.has_root_name() != TC.root_name.empty());
assert(p.root_directory() == TC.root_directory);
assert(p.has_root_directory() != TC.root_directory.empty());
assert(p.relative_path() == TC.relative_path);
assert(p.has_relative_path() != TC.relative_path.empty());
assert(p.parent_path() == TC.parent_path);
assert(p.has_parent_path() != TC.parent_path.empty());
assert(p.filename() == TC.filename);
assert(p.has_filename() != TC.filename.empty());
assert(p.is_absolute() == p.has_root_directory());
assert(p.is_relative() != p.is_absolute());
assert(checkCollectionsEqual(p.begin(), p.end(),
TC.elements.begin(), TC.elements.end()));
// check backwards
std::vector<fs::path> Parts;
for (auto it = p.end(); it != p.begin(); )
Parts.push_back(*--it);
assert(checkCollectionsEqual(Parts.begin(), Parts.end(),
TC.elements.rbegin(), TC.elements.rend()));
}
}
struct FilenameDecompTestcase
{
std::string raw;
std::string filename;
std::string stem;
std::string extension;
};
const FilenameDecompTestcase FilenameTestCases[] =
{
{"", "", "", ""}
, {".", ".", ".", ""}
, {"..", "..", "..", ""}
, {"/", "/", "/", ""}
, {"foo", "foo", "foo", ""}
, {"/foo/bar.txt", "bar.txt", "bar", ".txt"}
, {"foo..txt", "foo..txt", "foo.", ".txt"}
};
void decompFilenameTest()
{
using namespace fs;
for (auto const & TC : FilenameTestCases) {
path p(TC.raw);
assert(p == TC.raw);
ASSERT_NOEXCEPT(p.empty());
assert(p.filename() == TC.filename);
assert(p.has_filename() != TC.filename.empty());
assert(p.stem() == TC.stem);
assert(p.has_stem() != TC.stem.empty());
assert(p.extension() == TC.extension);
assert(p.has_extension() != TC.extension.empty());
}
}
int main()
{
decompPathTest();
decompFilenameTest();
}
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