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cmake/Tests/CMakeLib/testCMFilesystemPath.cxx

981 lines
21 KiB

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include <algorithm>
#include <sstream>
#include <string>
#include <vector>
#include <cm/filesystem>
#include "testCommon.h"
namespace {
namespace fs = cm::filesystem;
void checkResult(bool success)
{
if (!success) {
std::cout << " => failed";
}
std::cout << std::endl;
}
bool testConstructors()
{
std::cout << "testConstructors()";
bool result = true;
{
fs::path p;
if (p != fs::path()) {
result = false;
}
}
{
fs::path p1("/a/b/c");
fs::path p2("/a/b/c");
if (p1 != p2) {
result = false;
}
if (p1.string() != p2.string()) {
result = false;
}
if (p1.string() != "/a/b/c") {
result = false;
}
}
{
std::string s("/a/b/c");
fs::path p1(s);
fs::path p2(s.begin(), s.end());
if (p1 != p2) {
result = false;
}
if (p1.string() != s || p2.string() != s) {
result = false;
}
#if CM_FILESYSTEM_SOURCE_TRAITS_ITERATOR
std::string s2(s);
s2 += '\0';
fs::path p3(s2.begin());
if (p1 != p3 || p3.string() != s) {
result = false;
}
#endif
}
{
std::wstring s(L"/a/b/c");
fs::path p1(s);
fs::path p2(s.begin(), s.end());
if (p1 != p2) {
result = false;
}
if (p1.wstring() != s || p2.wstring() != s) {
result = false;
}
#if CM_FILESYSTEM_SOURCE_TRAITS_ITERATOR
std::wstring s2(s);
s2 += L'\0';
fs::path p3(s2.begin());
if (p1 != p3 || p3.wstring() != s) {
result = false;
}
#endif
}
{
std::string s("/a/b/c");
fs::path::string_type ws;
for (auto c : s) {
ws += fs::path::value_type(c);
}
fs::path p1(ws);
fs::path p2(ws.begin(), ws.end());
if (p1 != p2) {
result = false;
}
if (p1.native() != ws || p2.native() != ws) {
result = false;
}
#if CM_FILESYSTEM_SOURCE_TRAITS_ITERATOR
fs::path::string_type ws2(ws);
ws2 += fs::path::value_type('\0');
fs::path p3(ws2.begin());
if (p1 != p3 || p3.native() != ws) {
result = false;
}
#endif
}
checkResult(result);
return result;
}
bool testConcatenation()
{
std::cout << "testConcatenation()";
bool result = true;
{
fs::path p("/a/b");
p /= "c";
if (!(p.string() == "/a/b/c" || p.string() == "/a/b\\c")) {
result = false;
}
p += "d";
if (!(p.string() == "/a/b/cd" || p.string() == "/a/b\\cd")) {
result = false;
}
fs::path p2("x/y");
p /= p2;
if (!(p.string() == "/a/b/cd/x/y" || p.string() == "/a/b\\cd\\x/y")) {
result = false;
}
p = p / p2;
if (!(p.string() == "/a/b/cd/x/y/x/y" ||
p.string() == "/a/b\\cd\\x/y\\x/y")) {
result = false;
}
}
{
fs::path p("a");
p /= "";
if (!(p.string() == "a/" || p.string() == "a\\")) {
result = false;
}
p /= "/b";
if (p.string() != "/b") {
result = false;
}
}
#if defined(_WIN32)
{
fs::path p("a");
p /= "c:/b";
if (p.string() != "c:/b") {
result = false;
}
p = fs::path("a") / "c:";
if (p.string() != "c:") {
result = false;
}
p = fs::path("c:") / "";
if (p.string() != "c:") {
result = false;
}
p = fs::path("c:a") / "/b";
if (p.string() != "c:/b") {
result = false;
}
p = fs::path("c:a") / "c:b";
if (p.string() != "c:a\\b") {
result = false;
}
p = fs::path("//host") / "b";
if (p.string() != "//host\\b") {
result = false;
}
p = fs::path("//host/") / "b";
if (p.string() != "//host/b") {
result = false;
}
}
#endif
checkResult(result);
return result;
}
bool testModifiers()
{
std::cout << "testModifiers()";
bool result = true;
{
std::string s("a///b/");
fs::path p(s);
std::replace(
s.begin(), s.end(), '/',
static_cast<std::string::value_type>(fs::path::preferred_separator));
p.make_preferred();
if (p.string() != s) {
result = false;
}
}
{
fs::path p("a/b/c.e.f");
p.remove_filename();
if (p.string() != "a/b/") {
result = false;
}
p.remove_filename();
if (p.string() != "a/b/") {
result = false;
}
}
{
fs::path p("a/b/c.e.f");
p.replace_filename("x.y");
if (p.string() != "a/b/x.y") {
result = false;
}
}
{
fs::path p("a/b/c.e.f");
p.replace_extension(".x");
if (p.string() != "a/b/c.e.x") {
result = false;
}
p.replace_extension(".y");
if (p.string() != "a/b/c.e.y") {
result = false;
}
p.replace_extension();
if (p.string() != "a/b/c.e") {
result = false;
}
p = "/a/b";
p.replace_extension(".x");
if (p.string() != "/a/b.x") {
result = false;
}
p = "/a/b/";
p.replace_extension(".x");
if (p.string() != "/a/b/.x") {
result = false;
}
}
checkResult(result);
return result;
}
bool testObservers()
{
std::cout << "testObservers()";
bool result = true;
{
std::string s("a/b/c");
fs::path p(s);
fs::path::string_type st;
for (auto c : s) {
st += static_cast<fs::path::value_type>(c);
}
if (p.native() != st || static_cast<fs::path::string_type>(p) != st ||
p.c_str() != st) {
result = false;
}
}
{
std::string s("a//b//c");
std::wstring ws(L"a//b//c");
fs::path p(s);
if (p.string() != s || p.wstring() != ws) {
result = false;
}
}
{
std::string s("a/b/c");
std::wstring ws;
for (auto c : s) {
ws += static_cast<std::wstring::value_type>(c);
}
std::string ns(s);
std::replace(
ns.begin(), ns.end(), '/',
static_cast<std::string::value_type>(fs::path::preferred_separator));
fs::path p(ns);
if (p.generic_string() != s || p.generic_wstring() != ws) {
result = false;
}
}
checkResult(result);
return result;
}
bool testCompare()
{
std::cout << "testCompare()";
bool result = true;
{
std::string s("a/b/c");
fs::path p1(s);
fs::path p2(s);
if (p1.compare(p2) != 0) {
result = false;
}
p2 = "a/b";
if (p1.compare(p2) <= 0) {
result = false;
}
p2 = "a/d";
if (p1.compare(p2) >= 0) {
result = false;
}
p2 = "a/b/d";
if (p1.compare(p2) >= 0) {
result = false;
}
p2 = "a/b/a";
if (p1.compare(p2) <= 0) {
result = false;
}
p2 = "a/b/c/d";
if (p1.compare(p2) >= 0) {
result = false;
}
p1 = "a";
p2 = "b";
if (p1.compare(p2) == 0) {
result = false;
}
}
{
// LWG 3096 (https://cplusplus.github.io/LWG/issue3096)
// fs::path p1("/a/");
// fs::path p2("/a/.");
// if (p1.compare(p2) != 0) {
// result = false;
// }
}
checkResult(result);
return result;
}
bool testGeneration()
{
std::cout << "testGeneration()";
bool result = true;
{
fs::path p("a/./b/..");
if (p.lexically_normal().generic_string() != "a/") {
result = false;
}
p = "a/.///b/../";
if (p.lexically_normal().generic_string() != "a/") {
result = false;
}
}
#if defined(_WIN32)
{
fs::path p("//host/./b/..");
if (p.lexically_normal().string() != "\\\\host\\") {
result = false;
}
p = "//host/.///b/../";
if (p.lexically_normal().string() != "\\\\host\\") {
result = false;
}
p = "c://a/.///b/../";
if (p.lexically_normal().string() != "c:\\a\\") {
result = false;
}
}
#endif
{
if (fs::path("/a//d").lexically_relative("/a/b/c") != "../../d") {
result = false;
}
if (fs::path("/a//b///c").lexically_relative("/a/d") != "../b/c") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a") != "b/c") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a/b/c/x/y") != "../..") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a/b/c") != ".") {
result = false;
}
if (fs::path("a/b").lexically_relative("c/d") != "../../a/b") {
result = false;
}
}
{
#if defined(_WIN32)
if (fs::path("/a/d").lexically_relative("e/d/c") != "/a/d") {
result = false;
}
if (!fs::path("c:/a/d").lexically_relative("e/d/c").empty()) {
result = false;
}
#else
if (!fs::path("/a/d").lexically_relative("e/d/c").empty()) {
result = false;
}
#endif
}
{
#if defined(_WIN32)
if (fs::path("c:/a/d").lexically_proximate("e/d/c") != "c:/a/d") {
result = false;
}
#else
if (fs::path("/a/d").lexically_proximate("e/d/c") != "/a/d") {
result = false;
}
#endif
if (fs::path("/a/d").lexically_proximate("/a/b/c") != "../../d") {
result = false;
}
}
// LWG 3070
{
#if defined(_WIN32)
if (!fs::path("/a:/b:").lexically_relative("/a:/c:").empty()) {
result = false;
}
if (fs::path("c:/a/b").lexically_relative("c:/a/d") != "../b") {
result = false;
}
if (!fs::path("c:/a/b:").lexically_relative("c:/a/d").empty()) {
result = false;
}
if (!fs::path("c:/a/b").lexically_relative("c:/a/d:").empty()) {
result = false;
}
#else
if (fs::path("/a:/b:").lexically_relative("/a:/c:") != "../b:") {
result = false;
}
#endif
}
// LWG 3096
{
if (fs::path("/a").lexically_relative("/a/.") != ".") {
result = false;
}
if (fs::path("/a").lexically_relative("/a/") != ".") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a/b/c") != ".") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a/b/c/") != ".") {
result = false;
}
if (fs::path("a/b/c").lexically_relative("a/b/c/.") != ".") {
result = false;
}
if (fs::path("a/b/c/").lexically_relative("a/b/c") != ".") {
result = false;
}
if (fs::path("a/b/c/.").lexically_relative("a/b/c") != ".") {
result = false;
}
if (fs::path("a/b/c/.").lexically_relative("a/b/c/") != ".") {
result = false;
}
}
checkResult(result);
return result;
}
bool testDecomposition()
{
std::cout << "testDecomposition()";
bool result = true;
{
if (!fs::path("/a/b").root_name().empty()) {
result = false;
}
#if defined(_WIN32)
if (fs::path("c:/a/b").root_name() != "c:") {
result = false;
}
if (fs::path("c:a/b").root_name() != "c:") {
result = false;
}
if (fs::path("c:").root_name() != "c:") {
result = false;
}
if (fs::path("//host/b").root_name() != "//host") {
result = false;
}
if (fs::path("//host").root_name() != "//host") {
result = false;
}
#endif
}
{
if (!fs::path("a/b").root_directory().empty()) {
result = false;
}
if (fs::path("/a/b").root_directory() != "/") {
result = false;
}
#if defined(_WIN32)
if (!fs::path("c:a/b").root_directory().empty()) {
result = false;
}
if (fs::path("/a/b").root_directory() != "/") {
result = false;
}
if (fs::path("c:/a/b").root_directory() != "/") {
result = false;
}
if (fs::path("//host/b").root_directory() != "/") {
result = false;
}
#endif
}
{
if (!fs::path("a/b").root_path().empty()) {
result = false;
}
if (fs::path("/a/b").root_path() != "/") {
result = false;
}
#if defined(_WIN32)
if (fs::path("c:a/b").root_path() != "c:") {
result = false;
}
if (fs::path("/a/b").root_path() != "/") {
result = false;
}
if (fs::path("c:/a/b").root_path() != "c:/") {
result = false;
}
if (fs::path("//host/b").root_path() != "//host/") {
result = false;
}
#endif
}
{
if (!fs::path("/").relative_path().empty()) {
result = false;
}
if (fs::path("a/b").relative_path() != "a/b") {
result = false;
}
if (fs::path("/a/b").relative_path() != "a/b") {
result = false;
}
#if defined(_WIN32)
if (fs::path("c:a/b").relative_path() != "a/b") {
result = false;
}
if (fs::path("/a/b").relative_path() != "a/b") {
result = false;
}
if (fs::path("c:/a/b").relative_path() != "a/b") {
result = false;
}
if (fs::path("//host/b").relative_path() != "b") {
result = false;
}
#endif
}
{
if (fs::path("/a/b").parent_path() != "/a") {
result = false;
}
if (fs::path("/a/b/").parent_path() != "/a/b") {
result = false;
}
if (fs::path("/a/b/.").parent_path() != "/a/b") {
result = false;
}
if (fs::path("/").parent_path() != "/") {
result = false;
}
#if defined(_WIN32)
if (fs::path("c:/a/b").parent_path() != "c:/a") {
result = false;
}
if (fs::path("c:a").parent_path() != "c:") {
result = false;
}
if (fs::path("c:/").parent_path() != "c:/") {
result = false;
}
if (fs::path("c:").parent_path() != "c:") {
result = false;
}
if (fs::path("//host/").parent_path() != "//host/") {
result = false;
}
if (fs::path("//host").parent_path() != "//host") {
result = false;
}
#endif
}
{
if (fs::path("/a/b.txt").filename() != "b.txt") {
result = false;
}
if (fs::path("/a/.b").filename() != ".b") {
result = false;
}
if (fs::path("/foo/bar/").filename() != "") {
result = false;
}
if (fs::path("/foo/.").filename() != ".") {
result = false;
}
if (fs::path("/foo/..").filename() != "..") {
result = false;
}
if (fs::path(".").filename() != ".") {
result = false;
}
if (fs::path("..").filename() != "..") {
result = false;
}
if (!fs::path("/").filename().empty()) {
result = false;
}
#if defined(_WIN32)
if (fs::path("c:a").filename() != "a") {
result = false;
}
if (fs::path("c:/a").filename() != "a") {
result = false;
}
if (!fs::path("c:").filename().empty()) {
result = false;
}
if (!fs::path("c:/").filename().empty()) {
result = false;
}
if (!fs::path("//host").filename().empty()) {
result = false;
}
#endif
}
{
if (fs::path("/a/b.txt").stem() != "b") {
result = false;
}
if (fs::path("/a/b.c.txt").stem() != "b.c") {
result = false;
}
if (fs::path("/a/.b").stem() != ".b") {
result = false;
}
if (fs::path("/a/b").stem() != "b") {
result = false;
}
if (fs::path("/a/b/.").stem() != ".") {
result = false;
}
if (fs::path("/a/b/..").stem() != "..") {
result = false;
}
if (!fs::path("/a/b/").stem().empty()) {
result = false;
}
#if defined(_WIN32)
if (!fs::path("c:/a/b/").stem().empty()) {
result = false;
}
if (!fs::path("c:/").stem().empty()) {
result = false;
}
if (!fs::path("c:").stem().empty()) {
result = false;
}
if (!fs::path("//host/").stem().empty()) {
result = false;
}
if (!fs::path("//host").stem().empty()) {
result = false;
}
#endif
}
{
if (fs::path("/a/b.txt").extension() != ".txt") {
result = false;
}
if (fs::path("/a/b.").extension() != ".") {
result = false;
}
if (!fs::path("/a/b").extension().empty()) {
result = false;
}
if (fs::path("/a/b.txt/b.cc").extension() != ".cc") {
result = false;
}
if (fs::path("/a/b.txt/b.").extension() != ".") {
result = false;
}
if (!fs::path("/a/b.txt/b").extension().empty()) {
result = false;
}
if (!fs::path("/a/.").extension().empty()) {
result = false;
}
if (!fs::path("/a/..").extension().empty()) {
result = false;
}
if (!fs::path("/a/.hidden").extension().empty()) {
result = false;
}
if (fs::path("/a/..b").extension() != ".b") {
result = false;
}
}
checkResult(result);
return result;
}
bool testQueries()
{
std::cout << "testQueries()";
bool result = true;
{
if (fs::path("/a/b").has_root_name()) {
result = false;
}
fs::path p("/a/b");
if (!p.has_root_directory() || !p.has_root_path()) {
result = false;
}
if (!fs::path("/a/b").has_root_path() || fs::path("a/b").has_root_path()) {
result = false;
}
if (!fs::path("/a/b").has_relative_path() ||
fs::path("/").has_relative_path()) {
result = false;
}
if (!fs::path("/a/b").has_parent_path() ||
!fs::path("/").has_parent_path() || fs::path("a").has_parent_path()) {
result = false;
}
if (!fs::path("/a/b").has_filename() || !fs::path("a.b").has_filename() ||
fs::path("/a/").has_filename() || fs::path("/").has_filename()) {
result = false;
}
if (!fs::path("/a/b").has_stem() || !fs::path("a.b").has_stem() ||
!fs::path("/.a").has_stem() || fs::path("/a/").has_stem() ||
fs::path("/").has_stem()) {
result = false;
}
if (!fs::path("/a/b.c").has_extension() ||
!fs::path("a.b").has_extension() || fs::path("/.a").has_extension() ||
fs::path("/a/").has_extension() || fs::path("/").has_extension()) {
result = false;
}
#if defined(_WIN32)
p = "c:/a/b";
if (!fs::path("c:/a/b").has_root_name() || !p.has_root_directory() ||
!p.has_root_path()) {
result = false;
}
p = "c:a/b";
if (!p.has_root_name() || p.has_root_directory() || !p.has_root_path()) {
result = false;
}
p = "//host/b";
if (!p.has_root_name() || !p.has_root_directory() || !p.has_root_path()) {
result = false;
}
p = "//host";
if (!p.has_root_name() || p.has_root_directory() || !p.has_root_path()) {
result = false;
}
if (!fs::path("c:/a/b").has_relative_path() ||
!fs::path("c:a/b").has_relative_path() ||
!fs::path("//host/b").has_relative_path()) {
result = false;
}
if (!fs::path("c:/a/b").has_parent_path() ||
!fs::path("c:/").has_parent_path() ||
!fs::path("c:").has_parent_path() ||
!fs::path("//host/").has_parent_path() ||
!fs::path("//host").has_parent_path()) {
result = false;
}
#endif
}
{
#if defined(_WIN32)
fs::path p("c:/a");
#else
fs::path p("/a");
#endif
if (!p.is_absolute() || p.is_relative()) {
result = false;
}
p = "a/b";
if (p.is_absolute() || !p.is_relative()) {
result = false;
}
#if defined(_WIN32)
p = "c:/a/b";
if (!p.is_absolute() || p.is_relative()) {
result = false;
}
p = "//host/b";
if (!p.is_absolute() || p.is_relative()) {
result = false;
}
p = "/a";
if (p.is_absolute() || !p.is_relative()) {
result = false;
}
p = "c:a";
if (p.is_absolute() || !p.is_relative()) {
result = false;
}
#endif
}
checkResult(result);
return result;
}
bool testIterators()
{
std::cout << "testIterators()";
bool result = true;
{
fs::path p("/a/b/");
#if defined(_WIN32)
std::vector<fs::path::string_type> ref{ L"/", L"a", L"b", L"" };
#else
std::vector<fs::path::string_type> ref{ "/", "a", "b", "" };
#endif
std::vector<fs::path::string_type> res;
for (auto i = p.begin(), e = p.end(); i != e; ++i) {
res.push_back(*i);
}
if (res != ref) {
result = false;
}
res.clear();
for (const auto& e : p) {
res.push_back(e);
}
if (res != ref) {
result = false;
}
}
{
fs::path p("/a/b/");
#if defined(_WIN32)
std::vector<fs::path::string_type> ref{ L"", L"b", L"a", L"/" };
#else
std::vector<fs::path::string_type> ref{ "", "b", "a", "/" };
#endif
std::vector<fs::path::string_type> res;
auto i = p.end(), b = p.begin();
do {
res.push_back(*--i);
} while (i != b);
if (res != ref) {
result = false;
}
}
checkResult(result);
return result;
}
bool testNonMemberFunctions()
{
std::cout << "testNonMemberFunctions()";
bool result = true;
{
fs::path p1("/a/b/");
fs::path p2("/c/d");
fs::swap(p1, p2);
if (p1.string() != "/c/d" || p2.string() != "/a/b/")
result = false;
}
{
auto h1 = fs::hash_value(fs::path("/a//b//"));
auto h2 = fs::hash_value(fs::path("/a/b/"));
if (h1 != h2)
result = false;
}
{
fs::path p1("/a/b/");
fs::path p2("/c/d");
if (p1 == p2)
result = false;
p1 = "/a//b//";
p2 = "/a/b/";
if (p1 != p2)
result = false;
}
{
fs::path p = "/a";
p = p / "b" / "c";
if (p.generic_string() != "/a/b/c") {
result = false;
}
fs::path::string_type ref;
ref += fs::path::value_type('/');
ref += fs::path::value_type('a');
ref += fs::path::preferred_separator;
ref += fs::path::value_type('b');
ref += fs::path::preferred_separator;
ref += fs::path::value_type('c');
if (p.native() != ref) {
result = false;
}
}
{
fs::path p("/a b\\c/");
std::ostringstream oss;
oss << p;
if (oss.str() != "\"/a b\\\\c/\"") {
result = false;
}
std::istringstream iss(oss.str());
fs::path p2;
iss >> p2;
if (p2 != p) {
result = false;
}
}
checkResult(result);
return result;
}
}
int testCMFilesystemPath(int /*unused*/, char* /*unused*/[])
{
return runTests({ testConstructors, testConcatenation, testModifiers,
testObservers, testCompare, testGeneration,
testDecomposition, testQueries, testIterators,
testNonMemberFunctions },
false);
}