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// Boost operations_test.cpp ---------------------------------------------------------//
// Copyright Beman Dawes 2002, 2009.
// Distributed under the Boost Software License, Version 1.0.
// See http://www.boost.org/LICENSE_1_0.txt
// Library home page: http://www.boost.org/libs/filesystem
#include <boost/config/warning_disable.hpp>
// See deprecated_test for tests of deprecated features
#ifndef BOOST_FILESYSTEM_NO_DEPRECATED
# define BOOST_FILESYSTEM_NO_DEPRECATED
#endif
#ifndef BOOST_SYSTEM_NO_DEPRECATED
# define BOOST_SYSTEM_NO_DEPRECATED
#endif
#include <boost/filesystem/operations.hpp>
#include <boost/config.hpp>
# if defined( BOOST_NO_STD_WSTRING )
# error Configuration not supported: Boost.Filesystem V3 and later requires std::wstring support
# endif
#include <boost/cerrno.hpp>
#include <boost/detail/lightweight_test.hpp>
#ifndef BOOST_LIGHTWEIGHT_MAIN
# include <boost/test/prg_exec_monitor.hpp>
#else
# include <boost/detail/lightweight_main.hpp>
#endif
namespace fs = boost::filesystem;
using boost::system::error_code;
using boost::system::system_category;
using boost::system::system_error;
#include <fstream>
#include <iostream>
using std::cout;
using std::endl;
#include <string>
#include <vector>
#include <algorithm>
#include <cstring> // for strncmp, etc.
#include <ctime>
#include <cstdlib> // for system(), getenv(), etc.
#ifdef BOOST_WINDOWS_API
# include <windows.h>
inline std::wstring convert(const char* c)
{
std::string s(c);
return std::wstring(s.begin(), s.end());
}
inline int setenv(const char* name, const fs::path::value_type* val, int)
{
return SetEnvironmentVariableW(convert(name).c_str(), val);
}
inline int setenv(const char* name, const char* val, int)
{
return SetEnvironmentVariableW(convert(name).c_str(), convert(val).c_str());
}
inline int unsetenv(const char* name)
{
return SetEnvironmentVariableW(convert(name).c_str(), 0);
}
#else
#include <stdlib.h> // allow unqualifed calls to env funcs on SunOS
#endif
// on Windows, except for standard libaries known to have wchar_t overloads for
// file stream I/O, use path::string() to get a narrow character c_str()
#if defined(BOOST_WINDOWS_API) \
&& (!defined(_CPPLIB_VER) || _CPPLIB_VER < 405) // not Dinkumware || no wide overloads
# define BOOST_FILESYSTEM_C_STR string().c_str() // use narrow, since wide not available
#else // use the native c_str, which will be narrow on POSIX, wide on Windows
# define BOOST_FILESYSTEM_C_STR c_str()
#endif
#define CHECK_EXCEPTION(Functor,Expect) throws_fs_error(Functor,Expect,__LINE__)
namespace
{
typedef int errno_t;
std::string platform(BOOST_PLATFORM);
bool report_throws = false;
bool cleanup = true;
bool skip_long_windows_tests = false;
fs::directory_iterator end_itr;
fs::path dir;
fs::path d1;
fs::path d2;
fs::path f0;
fs::path f1;
fs::path d1f1;
bool create_symlink_ok(true);
fs::path ng(" no-way, Jose");
unsigned short language_id; // 0 except for Windows
const fs::path temp_dir(fs::unique_path("operations-test-%%%%-%%%%-%%%%-%%%%"));
void create_file(const fs::path & ph, const std::string & contents = std::string())
{
std::ofstream f(ph.BOOST_FILESYSTEM_C_STR);
if (!f)
throw fs::filesystem_error("operations_test create_file",
ph, error_code(errno, system_category()));
if (!contents.empty()) f << contents;
}
void verify_file(const fs::path & ph, const std::string & expected)
{
std::ifstream f(ph.BOOST_FILESYSTEM_C_STR);
if (!f)
throw fs::filesystem_error("operations_test verify_file",
ph, error_code(errno, system_category()));
std::string contents;
f >> contents;
if (contents != expected)
throw fs::filesystem_error("operations_test verify_file contents \""
+ contents + "\" != \"" + expected + "\"", ph, error_code());
}
template< typename F >
bool throws_fs_error(F func, errno_t en, int line)
{
try { func(); }
catch (const fs::filesystem_error & ex)
{
if (report_throws)
{
// use the what() convenience function to display exceptions
cout << "\n" << ex.what() << "\n";
}
if (en == 0
|| en == ex.code().default_error_condition().value()) return true;
cout
<< "\nWarning: line " << line
<< " exception reports default_error_condition().value() "
<< ex.code().default_error_condition().value()
<< ", should be " << en
<< "\n value() is " << ex.code().value()
<< endl;
return true;
}
return false;
}
boost::system::error_category* poison_category_aux() { return 0; }
boost::system::error_category& poison_category() { return *poison_category_aux(); }
// compile-only two argument "do-the-right-thing" tests
// verifies that all overload combinations compile without error
void do_not_call()
{
fs::path p;
std::string s;
const char* a = 0;
fs::copy_file(p, p);
fs::copy_file(s, p);
fs::copy_file(a, p);
fs::copy_file(p, s);
fs::copy_file(p, a);
fs::copy_file(s, s);
fs::copy_file(a, s);
fs::copy_file(s, a);
fs::copy_file(a, a);
}
void bad_file_size()
{
fs::file_size(" No way, Jose");
}
void bad_directory_size()
{
fs::file_size(fs::current_path());
}
fs::path bad_create_directory_path;
void bad_create_directory()
{
fs::create_directory(bad_create_directory_path);
}
void bad_equivalent()
{
fs::equivalent("no-such-path", "another-not-present-path");
}
fs::path bad_remove_dir;
void bad_remove()
{
fs::remove(bad_remove_dir);
}
class renamer
{
public:
renamer(const fs::path & p1, const fs::path & p2)
: from(p1), to(p2) {}
void operator()()
{
fs::rename(from, to);
}
private:
fs::path from;
fs::path to;
};
//------------------------------ debugging aids --------------------------------------//
std::ostream& operator<<(std::ostream& os, const fs::file_status& s)
{
if (s.type() == fs::status_error) { os << "status_error"; }
else if (s.type() == fs::file_not_found) { os << "file_not_found"; }
else if (s.type() == fs::regular_file) { os << "regular_file"; }
else if (s.type() == fs::directory_file) { os << "directory_file"; }
else if (s.type() == fs::symlink_file) { os << "symlink_file"; }
else if (s.type() == fs::block_file) { os << "block_file"; }
else if (s.type() == fs::character_file) { os << "character_file"; }
else if (s.type() == fs::fifo_file) { os << "fifo_file"; }
else if (s.type() == fs::socket_file) { os << "socket_file"; }
else if (s.type() == fs::reparse_file) { os << "reparse_file"; }
else if (s.type() == fs::type_unknown) { os << "type_unknown"; }
else { os << "_detail_directory_symlink"; }
return os;
}
void dump_tree(const fs::path & root)
{
cout << "dumping tree rooted at " << root << endl;
for (fs::recursive_directory_iterator it (root, fs::symlink_option::recurse);
it != fs::recursive_directory_iterator();
++it)
{
for (int i = 0; i <= it.level(); ++i)
cout << " ";
cout << it->path();
if (fs::is_symlink(it->path()))
{
cout << " [symlink]" << endl;
}
else
cout << endl;
}
}
// exception_tests() ---------------------------------------------------------------//
void exception_tests()
{
cout << "exception_tests..." << endl;
bool exception_thrown;
// catch runtime_error by value
cout << " catch runtime_error by value" << endl;
exception_thrown = false;
try
{
fs::create_directory("no-such-dir/foo/bar");
}
catch (std::runtime_error x)
{
exception_thrown = true;
if (report_throws) cout << x.what() << endl;
if (platform == "Windows" && language_id == 0x0409) // English (United States)
// the stdcxx standard library apparently appends additional info
// to what(), so check only the initial portion:
BOOST_TEST(std::strncmp(x.what(),
"boost::filesystem::create_directory",
sizeof("boost::filesystem::create_directory")-1) == 0);
}
BOOST_TEST(exception_thrown);
// catch system_error by value
cout << " catch system_error by value" << endl;
exception_thrown = false;
try
{
fs::create_directory("no-such-dir/foo/bar");
}
catch (system_error x)
{
exception_thrown = true;
if (report_throws) cout << x.what() << endl;
if (platform == "Windows" && language_id == 0x0409) // English (United States)
BOOST_TEST(std::strcmp(x.what(),
"boost::filesystem::create_directory: The system cannot find the path specified") == 0);
}
BOOST_TEST(exception_thrown);
// catch filesystem_error by value
cout << " catch filesystem_error by value" << endl;
exception_thrown = false;
try
{
fs::create_directory("no-such-dir/foo/bar");
}
catch (fs::filesystem_error x)
{
exception_thrown = true;
if (report_throws) cout << x.what() << endl;
if (platform == "Windows" && language_id == 0x0409) // English (United States)
{
bool ok (std::strcmp(x.what(),
"boost::filesystem::create_directory: The system cannot find the path specified: \"no-such-dir/foo/bar\"") == 0);
BOOST_TEST(ok);
if (!ok)
{
cout << "what returns \"" << x.what() << "\"" << endl;
}
}
}
BOOST_TEST(exception_thrown);
// catch filesystem_error by const reference
cout << " catch filesystem_error by const reference" << endl;
exception_thrown = false;
try
{
fs::create_directory("no-such-dir/foo/bar");
}
catch (const fs::filesystem_error & x)
{
exception_thrown = true;
if (report_throws) cout << x.what() << endl;
if (platform == "Windows" && language_id == 0x0409) // English (United States)
{
bool ok (std::strcmp(x.what(),
"boost::filesystem::create_directory: The system cannot find the path specified: \"no-such-dir/foo/bar\"") == 0);
BOOST_TEST(ok);
if (!ok)
{
cout << "what returns \"" << x.what() << "\"" << endl;
}
}
}
BOOST_TEST(exception_thrown);
// the bound functions should throw, so CHECK_EXCEPTION() should return true
BOOST_TEST(CHECK_EXCEPTION(bad_file_size, ENOENT));
if (platform == "Windows")
BOOST_TEST(CHECK_EXCEPTION(bad_directory_size, ENOENT));
else
BOOST_TEST(CHECK_EXCEPTION(bad_directory_size, 0));
// test path::exception members
try { fs::file_size(ng); } // will throw
catch (const fs::filesystem_error & ex)
{
BOOST_TEST(ex.path1().string() == " no-way, Jose");
}
cout << " exception_tests complete" << endl;
}
// create a directory tree that can be used by subsequent tests ---------------------//
//
// dir
// d1
// d1f1 // an empty file
// f0 // an empty file
// f1 // a file containing "file-f1"
void create_tree()
{
cout << "creating test directories and files in " << dir << endl;
// create directory d1
BOOST_TEST(!fs::create_directory(dir));
BOOST_TEST(!fs::is_symlink(dir));
BOOST_TEST(!fs::is_symlink("nosuchfileordirectory"));
d1 = dir / "d1";
BOOST_TEST(fs::create_directory(d1));
BOOST_TEST(fs::exists(d1));
BOOST_TEST(fs::is_directory(d1));
BOOST_TEST(fs::is_empty(d1));
// create an empty file named "d1f1"
d1f1 = d1 / "d1f1";
create_file(d1f1, "");
BOOST_TEST(fs::exists(d1f1));
BOOST_TEST(!fs::is_directory(d1f1));
BOOST_TEST(fs::is_regular_file(d1f1));
BOOST_TEST(fs::is_empty(d1f1));
BOOST_TEST(fs::file_size(d1f1) == 0);
BOOST_TEST(fs::hard_link_count(d1f1) == 1);
// create an empty file named "f0"
f0 = dir / "f0";
create_file(f0, "");
BOOST_TEST(fs::exists(f0));
BOOST_TEST(!fs::is_directory(f0));
BOOST_TEST(fs::is_regular_file(f0));
BOOST_TEST(fs::is_empty(f0));
BOOST_TEST(fs::file_size(f0) == 0);
BOOST_TEST(fs::hard_link_count(f0) == 1);
// create a file named "f1"
f1 = dir / "f1";
create_file(f1, "file-f1");
BOOST_TEST(fs::exists(f1));
BOOST_TEST(!fs::is_directory(f1));
BOOST_TEST(fs::is_regular_file(f1));
BOOST_TEST(fs::file_size(f1) == 7);
verify_file(f1, "file-f1");
}
// directory_iterator_tests --------------------------------------------------------//
void directory_iterator_tests()
{
cout << "directory_iterator_tests..." << endl;
bool dir_itr_exception(false);
try { fs::directory_iterator it(""); }
catch (const fs::filesystem_error &) { dir_itr_exception = true; }
BOOST_TEST(dir_itr_exception);
error_code ec;
BOOST_TEST(!ec);
fs::directory_iterator it("", ec);
BOOST_TEST(ec);
dir_itr_exception = false;
try { fs::directory_iterator it("nosuchdirectory"); }
catch (const fs::filesystem_error &) { dir_itr_exception = true; }
BOOST_TEST(dir_itr_exception);
ec.clear();
fs::directory_iterator it2("nosuchdirectory", ec);
BOOST_TEST(ec);
dir_itr_exception = false;
try
{
error_code ec;
fs::directory_iterator it("nosuchdirectory", ec);
BOOST_TEST(ec);
BOOST_TEST(ec == boost::system::errc::no_such_file_or_directory);
}
catch (const fs::filesystem_error &) { dir_itr_exception = true; }
BOOST_TEST(!dir_itr_exception);
// create a second directory named d2
d2 = dir / "d2";
fs::create_directory(d2);
BOOST_TEST(fs::exists(d2));
BOOST_TEST(fs::is_directory(d2));
// test the basic operation of directory_iterators, and test that
// stepping one iterator doesn't affect a different iterator.
{
typedef std::vector<fs::directory_entry> vec_type;
vec_type vec;
fs::directory_iterator it1(dir);
BOOST_TEST(it1 != fs::directory_iterator());
BOOST_TEST(fs::exists(it1->status()));
vec.push_back(*it1);
BOOST_TEST(*it1 == vec[0]);
fs::directory_iterator it2(dir);
BOOST_TEST(it2 != fs::directory_iterator());
BOOST_TEST(*it1 == *it2);
++it1;
BOOST_TEST(it1 != fs::directory_iterator());
BOOST_TEST(fs::exists(it1->status()));
BOOST_TEST(it1 != it2);
BOOST_TEST(*it1 != vec[0]);
BOOST_TEST(*it2 == vec[0]);
vec.push_back(*it1);
++it1;
BOOST_TEST(it1 != fs::directory_iterator());
BOOST_TEST(fs::exists(it1->status()));
BOOST_TEST(it1 != it2);
BOOST_TEST(*it2 == vec[0]);
vec.push_back(*it1);
++it1;
BOOST_TEST(it1 != fs::directory_iterator());
BOOST_TEST(fs::exists(it1->status()));
BOOST_TEST(it1 != it2);
BOOST_TEST(*it2 == vec[0]);
vec.push_back(*it1);
++it1;
BOOST_TEST(it1 == fs::directory_iterator());
BOOST_TEST(*it2 == vec[0]);
ec.clear();
it2.increment(ec);
BOOST_TEST(!ec);
BOOST_TEST(it2 != fs::directory_iterator());
BOOST_TEST(it1 == fs::directory_iterator());
BOOST_TEST(*it2 == vec[1]);
++it2;
BOOST_TEST(*it2 == vec[2]);
BOOST_TEST(it1 == fs::directory_iterator());
++it2;
BOOST_TEST(*it2 == vec[3]);
++it2;
BOOST_TEST(it1 == fs::directory_iterator());
BOOST_TEST(it2 == fs::directory_iterator());
// sort vec and check that the right directory entries were found
std::sort(vec.begin(), vec.end());
BOOST_TEST_EQ(vec[0].path().filename().string(), std::string("d1"));
BOOST_TEST_EQ(vec[1].path().filename().string(), std::string("d2"));
BOOST_TEST_EQ(vec[2].path().filename().string(), std::string("f0"));
BOOST_TEST_EQ(vec[3].path().filename().string(), std::string("f1"));
}
{ // *i++ must meet the standard's InputIterator requirements
fs::directory_iterator dir_itr(dir);
BOOST_TEST(dir_itr != fs::directory_iterator());
fs::path p = dir_itr->path();
BOOST_TEST((*dir_itr++).path() == p);
BOOST_TEST(dir_itr != fs::directory_iterator());
BOOST_TEST(dir_itr->path() != p);
// test case reported in comment to SourceForge bug tracker [937606]
fs::directory_iterator it(dir);
const fs::path p1 = (*it++).path();
BOOST_TEST(it != fs::directory_iterator());
const fs::path p2 = (*it++).path();
BOOST_TEST(p1 != p2);
++it;
++it;
BOOST_TEST(it == fs::directory_iterator());
}
// Windows has a tricky special case when just the root-name is given,
// causing the rest of the path to default to the current directory.
// Reported as S/F bug [ 1259176 ]
if (platform == "Windows")
{
fs::path root_name_path(fs::current_path().root_name());
fs::directory_iterator it(root_name_path);
BOOST_TEST(it != fs::directory_iterator());
// BOOST_TEST(fs::exists((*it).path()));
BOOST_TEST(fs::exists(it->path()));
BOOST_TEST(it->path().parent_path() == root_name_path);
bool found(false);
do
{
if (it->path().filename() == temp_dir.filename())
found = true;
} while (++it != fs::directory_iterator());
BOOST_TEST(found);
}
// there was an inital bug in directory_iterator that caused premature
// close of an OS handle. This block will detect regression.
{
fs::directory_iterator di;
{
di = fs::directory_iterator(dir);
}
BOOST_TEST(++di != fs::directory_iterator());
}
cout << " directory_iterator_tests complete" << endl;
}
// recursive_directory_iterator_tests ----------------------------------------------//
int walk_tree(bool recursive)
{
cout << " walk_tree" << endl;
error_code ec;
int d1f1_count = 0;
for (fs::recursive_directory_iterator it (dir,
recursive ? fs::symlink_option::recurse : fs::symlink_option::no_recurse);
it != fs::recursive_directory_iterator();
it.increment(ec))
{
cout << " " << it->path() << endl;
if (it->path().filename() == "d1f1")
++d1f1_count;
}
return d1f1_count;
}
void recursive_directory_iterator_tests()
{
cout << "recursive_directory_iterator_tests..." << endl;
BOOST_TEST_EQ(walk_tree(false), 1);
if (create_symlink_ok)
BOOST_TEST(walk_tree(true) > 1);
// test iterator increment with error_code argument
cout << " with error_code argument" << endl;
boost::system::error_code ec;
int d1f1_count = 0;
for (fs::recursive_directory_iterator it (dir, fs::symlink_option::no_recurse);
it != fs::recursive_directory_iterator();
it.increment(ec))
{
if (it->path().filename() == "d1f1")
++d1f1_count;
}
BOOST_TEST(!ec);
BOOST_TEST_EQ(d1f1_count, 1);
cout << " recursive_directory_iterator_tests complete" << endl;
}
// iterator_status_tests -----------------------------------------------------------//
void iterator_status_tests()
{
cout << "iterator_status_tests..." << endl;
error_code ec;
// harmless if these fail:
fs::create_symlink(dir/"f0", dir/"f0_symlink", ec);
fs::create_symlink(dir/"no such file", dir/"dangling_symlink", ec);
fs::create_directory_symlink(dir/"d1", dir/"d1_symlink", ec);
fs::create_directory_symlink(dir/"no such directory",
dir/"dangling_directory_symlink", ec);
for (fs::directory_iterator it(dir);
it != fs::directory_iterator(); ++it)
{
BOOST_TEST(fs::status(it->path()).type() == it->status().type());
BOOST_TEST(fs::symlink_status(it->path()).type() == it->symlink_status().type());
if (it->path().filename() == "d1")
{
BOOST_TEST(fs::is_directory(it->status()));
BOOST_TEST(fs::is_directory(it->symlink_status()));
}
else if (it->path().filename() == "d2")
{
BOOST_TEST(fs::is_directory(it->status()));
BOOST_TEST(fs::is_directory(it->symlink_status()));
}
else if (it->path().filename() == "f0")
{
BOOST_TEST(fs::is_regular_file(it->status()));
BOOST_TEST(fs::is_regular_file(it->symlink_status()));
}
else if (it->path().filename() == "f1")
{
BOOST_TEST(fs::is_regular_file(it->status()));
BOOST_TEST(fs::is_regular_file(it->symlink_status()));
}
else if (it->path().filename() == "f0_symlink")
{
BOOST_TEST(fs::is_regular_file(it->status()));
BOOST_TEST(fs::is_symlink(it->symlink_status()));
}
else if (it->path().filename() == "dangling_symlink")
{
BOOST_TEST(it->status().type() == fs::file_not_found);
BOOST_TEST(fs::is_symlink(it->symlink_status()));
}
else if (it->path().filename() == "d1_symlink")
{
BOOST_TEST(fs::is_directory(it->status()));
BOOST_TEST(fs::is_symlink(it->symlink_status()));
}
else if (it->path().filename() == "dangling_directory_symlink")
{
BOOST_TEST(it->status().type() == fs::file_not_found);
BOOST_TEST(fs::is_symlink(it->symlink_status()));
}
//else
// cout << " Note: unexpected directory entry " << it->path().filename() << endl;
}
}
// recursive_iterator_status_tests -------------------------------------------------//
void recursive_iterator_status_tests()
{
cout << "recursive_iterator_status_tests..." << endl;
for (fs::recursive_directory_iterator it (dir);
it != fs::recursive_directory_iterator();
++it)
{
BOOST_TEST(fs::status(it->path()).type() == it->status().type());
BOOST_TEST(fs::symlink_status(it->path()).type() == it->symlink_status().type());
}
}
// create_hard_link_tests ----------------------------------------------------------//
void create_hard_link_tests()
{
cout << "create_hard_link_tests..." << endl;
fs::path from_ph(dir / "f3");
fs::path f1(dir / "f1");
BOOST_TEST(!fs::exists(from_ph));
BOOST_TEST(fs::exists(f1));
bool create_hard_link_ok(true);
try { fs::create_hard_link(f1, from_ph); }
catch (const fs::filesystem_error & ex)
{
create_hard_link_ok = false;
cout
<< " *** For information only ***\n"
" create_hard_link() attempt failed\n"
" filesystem_error.what() reports: " << ex.what() << "\n"
" create_hard_link() may not be supported on this file system\n";
}
if (create_hard_link_ok)
{
cout
<< " *** For information only ***\n"
" create_hard_link() succeeded\n";
BOOST_TEST(fs::exists(from_ph));
BOOST_TEST(fs::exists(f1));
BOOST_TEST(fs::equivalent(from_ph, f1));
BOOST_TEST(fs::hard_link_count(from_ph) == 2);
BOOST_TEST(fs::hard_link_count(f1) == 2);
}
// Although tests may be running on a FAT or other file system that does
// not support hard links, that is unusual enough that it is considered
// a test failure.
BOOST_TEST(create_hard_link_ok);
error_code ec;
fs::create_hard_link(fs::path("doesnotexist"),
fs::path("shouldnotwork"), ec);
BOOST_TEST(ec);
}
// create_symlink_tests ------------------------------------------------------------//
void create_symlink_tests()
{
cout << "create_symlink_tests..." << endl;
fs::path from_ph(dir / "f4");
fs::path f1(dir / "f1");
BOOST_TEST(!fs::exists(from_ph));
BOOST_TEST(fs::exists(f1));
try { fs::create_symlink(f1, from_ph); }
catch (const fs::filesystem_error & ex)
{
create_symlink_ok = false;
cout
<< " *** For information only ***\n"
" create_symlink() attempt failed\n"
" filesystem_error.what() reports: " << ex.what() << "\n"
" create_symlink() may not be supported on this operating system or file system\n";
}
if (create_symlink_ok)
{
cout
<< " *** For information only ***\n"
" create_symlink() succeeded\n";
BOOST_TEST(fs::exists(from_ph));
BOOST_TEST(fs::is_symlink(from_ph));
BOOST_TEST(fs::exists(f1));
BOOST_TEST(fs::equivalent(from_ph, f1));
BOOST_TEST(fs::read_symlink(from_ph) == f1);
fs::file_status stat = fs::symlink_status(from_ph);
BOOST_TEST(fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(!fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(fs::is_symlink(stat));
stat = fs::status(from_ph);
BOOST_TEST(fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(!fs::is_symlink(stat));
// since create_symlink worked, copy_symlink should also work
fs::path symlink2_ph(dir / "symlink2");
fs::copy_symlink(from_ph, symlink2_ph);
stat = fs::symlink_status(symlink2_ph);
BOOST_TEST(fs::is_symlink(stat));
BOOST_TEST(fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(!fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
}
error_code ec = error_code();
fs::create_symlink("doesnotexist", "", ec);
BOOST_TEST(ec);
}
// permissions_tests ---------------------------------------------------------------//
void permissions_tests()
{
cout << "permissions_tests..." << endl;
fs::path p(dir / "permissions.txt");
create_file(p);
if (platform == "POSIX")
{
cout << " fs::status(p).permissions() " << std::oct << fs::status(p).permissions()
<< std::dec << endl;
BOOST_TEST((fs::status(p).permissions() & 0600) == 0600); // 0644, 0664 sometimes returned
fs::permissions(p, fs::owner_all);
BOOST_TEST(fs::status(p).permissions() == fs::owner_all);
fs::permissions(p, fs::add_perms | fs::group_all);
BOOST_TEST(fs::status(p).permissions() == (fs::owner_all | fs::group_all));
fs::permissions(p, fs::remove_perms | fs::group_all);
BOOST_TEST(fs::status(p).permissions() == fs::owner_all);
// some POSIX platforms cache permissions during directory iteration, some don't
// so test that iteration finds the correct permissions
for (fs::directory_iterator itr(dir); itr != fs::directory_iterator(); ++itr)
if (itr->path().filename() == fs::path("permissions.txt"))
BOOST_TEST(itr->status().permissions() == fs::owner_all);
if (create_symlink_ok) // only if symlinks supported
{
BOOST_TEST(fs::status(p).permissions() == fs::owner_all);
fs::path p2(dir / "permissions-symlink.txt");
fs::create_symlink(p, p2);
cout << std::oct;
cout << " status(p).permissions() " << fs::status(p).permissions() << endl;
cout << " status(p2).permissions() " << fs::status(p).permissions() << endl;
fs::permissions(p2, fs::add_perms | fs::others_read);
cout << " status(p).permissions(): " << fs::status(p).permissions() << endl;
cout << " status(p2).permissions(): " << fs::status(p2).permissions() << endl;
cout << std::dec;
}
}
else // Windows
{
BOOST_TEST(fs::status(p).permissions() == 0666);
fs::permissions(p, fs::remove_perms | fs::group_write);
BOOST_TEST(fs::status(p).permissions() == 0444);
fs::permissions(p, fs::add_perms | fs::group_write);
BOOST_TEST(fs::status(p).permissions() == 0666);
}
}
// rename_tests --------------------------------------------------------------------//
void rename_tests()
{
cout << "rename_tests..." << endl;
fs::path f1(dir / "f1");
BOOST_TEST(fs::exists(f1));
// error: rename a non-existent old file
BOOST_TEST(!fs::exists(d1 / "f99"));
BOOST_TEST(!fs::exists(d1 / "f98"));
renamer n1a(d1 / "f99", d1 / "f98");
BOOST_TEST(CHECK_EXCEPTION(n1a, ENOENT));
renamer n1b(fs::path(""), d1 / "f98");
BOOST_TEST(CHECK_EXCEPTION(n1b, ENOENT));
// error: rename an existing file to ""
renamer n2(f1, "");
BOOST_TEST(CHECK_EXCEPTION(n2, ENOENT));
// rename an existing file to an existent file
create_file(dir / "ff1", "ff1");
create_file(dir / "ff2", "ff2");
fs::rename(dir / "ff2", dir / "ff1");
BOOST_TEST(fs::exists(dir / "ff1"));
verify_file(dir / "ff1", "ff2");
BOOST_TEST(!fs::exists(dir / "ff2"));
// rename an existing file to itself
BOOST_TEST(fs::exists(dir / "f1"));
fs::rename(dir / "f1", dir / "f1");
BOOST_TEST(fs::exists(dir / "f1"));
// error: rename an existing directory to an existing non-empty directory
BOOST_TEST(fs::exists(dir / "f1"));
BOOST_TEST(fs::exists(d1 / "f2"));
// several POSIX implementations (cygwin, openBSD) report ENOENT instead of EEXIST,
// so we don't verify error type on the following test.
renamer n3b(dir, d1);
BOOST_TEST(CHECK_EXCEPTION(n3b, 0));
// error: move existing file to a nonexistent parent directory
BOOST_TEST(!fs::is_directory(dir / "f1"));
BOOST_TEST(!fs::exists(dir / "d3/f3"));
renamer n4a(dir / "f1", dir / "d3/f3");
BOOST_TEST(CHECK_EXCEPTION(n4a, ENOENT));
// rename existing file in same directory
BOOST_TEST(fs::exists(d1 / "f2"));
BOOST_TEST(!fs::exists(d1 / "f50"));
fs::rename(d1 / "f2", d1 / "f50");
BOOST_TEST(!fs::exists(d1 / "f2"));
BOOST_TEST(fs::exists(d1 / "f50"));
fs::rename(d1 / "f50", d1 / "f2");
BOOST_TEST(fs::exists(d1 / "f2"));
BOOST_TEST(!fs::exists(d1 / "f50"));
// move and rename an existing file to a different directory
fs::rename(d1 / "f2", d2 / "f3");
BOOST_TEST(!fs::exists(d1 / "f2"));
BOOST_TEST(!fs::exists(d2 / "f2"));
BOOST_TEST(fs::exists(d2 / "f3"));
BOOST_TEST(!fs::is_directory(d2 / "f3"));
verify_file(d2 / "f3", "file-f1");
fs::rename(d2 / "f3", d1 / "f2");
BOOST_TEST(fs::exists(d1 / "f2"));
// error: move existing directory to nonexistent parent directory
BOOST_TEST(fs::exists(d1));
BOOST_TEST(!fs::exists(dir / "d3/d5"));
BOOST_TEST(!fs::exists(dir / "d3"));
renamer n5a(d1, dir / "d3/d5");
BOOST_TEST(CHECK_EXCEPTION(n5a, ENOENT));
// rename existing directory
fs::path d3(dir / "d3");
BOOST_TEST(fs::exists(d1));
BOOST_TEST(fs::exists(d1 / "f2"));
BOOST_TEST(!fs::exists(d3));
fs::rename(d1, d3);
BOOST_TEST(!fs::exists(d1));
BOOST_TEST(fs::exists(d3));
BOOST_TEST(fs::is_directory(d3));
BOOST_TEST(!fs::exists(d1 / "f2"));
BOOST_TEST(fs::exists(d3 / "f2"));
fs::rename(d3, d1);
BOOST_TEST(fs::exists(d1));
BOOST_TEST(fs::exists(d1 / "f2"));
BOOST_TEST(!fs::exists(d3));
// rename and move d1 to d2 / "d20"
BOOST_TEST(fs::exists(d1));
BOOST_TEST(!fs::exists(d2 / "d20"));
BOOST_TEST(fs::exists(d1 / "f2"));
fs::rename(d1, d2 / "d20");
BOOST_TEST(!fs::exists(d1));
BOOST_TEST(fs::exists(d2 / "d20"));
BOOST_TEST(fs::exists(d2 / "d20" / "f2"));
fs::rename(d2 / "d20", d1);
BOOST_TEST(fs::exists(d1));
BOOST_TEST(!fs::exists(d2 / "d20"));
BOOST_TEST(fs::exists(d1 / "f2"));
}
// predicate_and_status_tests ------------------------------------------------------//
void predicate_and_status_tests()
{
cout << "predicate_and_status_tests..." << endl;
BOOST_TEST(!fs::exists(ng));
BOOST_TEST(!fs::is_directory(ng));
BOOST_TEST(!fs::is_regular_file(ng));
BOOST_TEST(!fs::is_symlink(ng));
fs::file_status stat(fs::status(ng));
BOOST_TEST(fs::type_present(stat));
BOOST_TEST(fs::permissions_present(stat));
BOOST_TEST(fs::status_known(stat));
BOOST_TEST(!fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(!fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(!fs::is_symlink(stat));
stat = fs::status("");
BOOST_TEST(fs::type_present(stat));
BOOST_TEST(fs::permissions_present(stat));
BOOST_TEST(fs::status_known(stat));
BOOST_TEST(!fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(!fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(!fs::is_symlink(stat));
}
// create_directory_tests ----------------------------------------------------------//
void create_directory_tests()
{
cout << "create_directory_tests..." << endl;
// create a directory, then check it for consistency
// take extra care to report problems, since if this fails
// many subsequent tests will fail
try
{
fs::create_directory(dir);
}
catch (const fs::filesystem_error & x)
{
cout << x.what() << "\n\n"
"***** Creating directory " << dir << " failed. *****\n"
"***** This is a serious error that will prevent further tests *****\n"
"***** from returning useful results. Further testing is aborted. *****\n\n";
std::exit(1);
}
catch (...)
{
cout << "\n\n"
"***** Creating directory " << dir << " failed. *****\n"
"***** This is a serious error that will prevent further tests *****\n"
"***** from returning useful results. Further testing is aborted. *****\n\n";
std::exit(1);
}
BOOST_TEST(fs::exists(dir));
BOOST_TEST(fs::is_empty(dir));
BOOST_TEST(fs::is_directory(dir));
BOOST_TEST(!fs::is_regular_file(dir));
BOOST_TEST(!fs::is_other(dir));
BOOST_TEST(!fs::is_symlink(dir));
fs::file_status stat = fs::status(dir);
BOOST_TEST(fs::exists(stat));
BOOST_TEST(fs::is_directory(stat));
BOOST_TEST(!fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(!fs::is_symlink(stat));
cout << " create_directory_tests complete" << endl;
}
// current_directory_tests ---------------------------------------------------------//
void current_directory_tests()
{
cout << "current_directory_tests..." << endl;
// set the current directory, then check it for consistency
fs::path original_dir = fs::current_path();
BOOST_TEST(dir != original_dir);
fs::current_path(dir);
BOOST_TEST(fs::current_path() == dir);
BOOST_TEST(fs::current_path() != original_dir);
fs::current_path(original_dir);
BOOST_TEST(fs::current_path() == original_dir);
BOOST_TEST(fs::current_path() != dir);
// make sure the overloads work
fs::current_path(dir.c_str());
BOOST_TEST(fs::current_path() == dir);
BOOST_TEST(fs::current_path() != original_dir);
fs::current_path(original_dir.string());
BOOST_TEST(fs::current_path() == original_dir);
BOOST_TEST(fs::current_path() != dir);
}
// create_directories_tests --------------------------------------------------------//
void create_directories_tests()
{
cout << "create_directories_tests..." << endl;
BOOST_TEST(!fs::create_directories("/"));
fs::path p = dir / "level1" / "level2" / "level3";
BOOST_TEST(!fs::exists(p));
BOOST_TEST(fs::create_directories(p));
BOOST_TEST(fs::exists(p));
BOOST_TEST(fs::is_directory(p));
if (fs::exists("/permissions_test"))
{
error_code ec;
BOOST_TEST(!fs::create_directories("/permissions_test", ec));
BOOST_TEST(!fs::create_directories("/permissions_test/another_directory", ec));
BOOST_TEST(ec);
}
}
// resize_file_tests ---------------------------------------------------------------//
void resize_file_tests()
{
cout << "resize_file_tests..." << endl;
fs::path p(dir / "resize_file_test.txt");
fs::remove(p);
create_file(p, "1234567890");
BOOST_TEST(fs::exists(p));
BOOST_TEST_EQ(fs::file_size(p), 10U);
fs::resize_file(p, 5);
BOOST_TEST(fs::exists(p));
BOOST_TEST_EQ(fs::file_size(p), 5U);
fs::resize_file(p, 15);
BOOST_TEST(fs::exists(p));
BOOST_TEST_EQ(fs::file_size(p), 15U);
error_code ec;
fs::resize_file("no such file", 15, ec);
BOOST_TEST(ec);
}
// status_of_nonexistent_tests -----------------------------------------------------//
void status_of_nonexistent_tests()
{
cout << "status_of_nonexistent_tests..." << endl;
fs::path p ("nosuch");
BOOST_TEST(!fs::exists(p));
BOOST_TEST(!fs::is_regular_file(p));
BOOST_TEST(!fs::is_directory(p));
BOOST_TEST(!fs::is_symlink(p));
BOOST_TEST(!fs::is_other(p));
fs::file_status s = fs::status(p);
BOOST_TEST(!fs::exists(s));
BOOST_TEST_EQ(s.type(), fs::file_not_found);
BOOST_TEST(fs::type_present(s));
BOOST_TEST(!fs::is_regular_file(s));
BOOST_TEST(!fs::is_directory(s));
BOOST_TEST(!fs::is_symlink(s));
BOOST_TEST(!fs::is_other(s));
}
// status_error_reporting_tests ----------------------------------------------------//
void status_error_reporting_tests()
{
cout << "status_error_reporting_tests..." << endl;
error_code ec;
// test status, ec, for existing file
ec.assign(-1,poison_category());
BOOST_TEST(ec.value() == -1);
BOOST_TEST(&ec.category() == &poison_category());
fs::file_status s = fs::status(".",ec);
BOOST_TEST(ec.value() == 0);
BOOST_TEST(ec.category() == system_category());
BOOST_TEST(fs::exists(s));
BOOST_TEST(fs::is_directory(s));
// test status, ec, for non-existing file
fs::path p ("nosuch");
ec.assign(-1,poison_category());
s = fs::status(p,ec);
BOOST_TEST(ec.value() != 0);
BOOST_TEST(ec.category() == system_category());
BOOST_TEST(!fs::exists(s));
BOOST_TEST_EQ(s.type(), fs::file_not_found);
BOOST_TEST(fs::type_present(s));
BOOST_TEST(!fs::is_regular_file(s));
BOOST_TEST(!fs::is_directory(s));
BOOST_TEST(!fs::is_symlink(s));
BOOST_TEST(!fs::is_other(s));
// test queries, ec, for existing file
ec.assign(-1,poison_category());
BOOST_TEST(fs::exists(".", ec));
BOOST_TEST(ec.value() == 0);
BOOST_TEST(ec.category() == system_category());
ec.assign(-1,poison_category());
BOOST_TEST(!fs::is_regular_file(".", ec));
BOOST_TEST(ec.value() == 0);
BOOST_TEST(ec.category() == system_category());
ec.assign(-1,poison_category());
BOOST_TEST(fs::is_directory(".", ec));
BOOST_TEST(ec.value() == 0);
BOOST_TEST(ec.category() == system_category());
// test queries, ec, for non-existing file
ec.assign(-1,poison_category());
BOOST_TEST(!fs::exists(p, ec));
BOOST_TEST(ec.value() != 0);
BOOST_TEST(ec.category() == system_category());
ec.assign(-1,poison_category());
BOOST_TEST(!fs::is_regular_file(p, ec));
BOOST_TEST(ec.value() != 0);
BOOST_TEST(ec.category() == system_category());
ec.assign(-1,poison_category());
BOOST_TEST(!fs::is_directory(p, ec));
BOOST_TEST(ec.value() != 0);
BOOST_TEST(ec.category() == system_category());
}
// remove_tests --------------------------------------------------------------------//
void remove_tests(const fs::path& dir)
{
cout << "remove_tests..." << endl;
// remove() file
fs::path f1 = dir / "shortlife";
BOOST_TEST(!fs::exists(f1));
create_file(f1, "");
BOOST_TEST(fs::exists(f1));
BOOST_TEST(!fs::is_directory(f1));
BOOST_TEST(fs::remove(f1));
BOOST_TEST(!fs::exists(f1));
BOOST_TEST(!fs::remove("no-such-file"));
BOOST_TEST(!fs::remove("no-such-directory/no-such-file"));
// remove() directory
fs::path d1 = dir / "shortlife_dir";
BOOST_TEST(!fs::exists(d1));
fs::create_directory(d1);
BOOST_TEST(fs::exists(d1));
BOOST_TEST(fs::is_directory(d1));
BOOST_TEST(fs::is_empty(d1));
bad_remove_dir = dir;
BOOST_TEST(CHECK_EXCEPTION(bad_remove, ENOTEMPTY));
BOOST_TEST(fs::remove(d1));
BOOST_TEST(!fs::exists(d1));
}
// remove_symlink_tests ------------------------------------------------------------//
void remove_symlink_tests()
{
cout << "remove_symlink_tests..." << endl;
// remove() dangling symbolic link
fs::path link("dangling_link");
fs::remove(link); // remove any residue from past tests
BOOST_TEST(!fs::is_symlink(link));
BOOST_TEST(!fs::exists(link));
fs::create_symlink("nowhere", link);
BOOST_TEST(!fs::exists(link));
BOOST_TEST(fs::is_symlink(link));
BOOST_TEST(fs::remove(link));
BOOST_TEST(!fs::is_symlink(link));
// remove() self-refering symbolic link
link = "link_to_self";
fs::remove(link); // remove any residue from past tests
BOOST_TEST(!fs::is_symlink(link));
BOOST_TEST(!fs::exists(link));
fs::create_symlink(link, link);
BOOST_TEST(fs::remove(link));
BOOST_TEST(!fs::exists(link));
BOOST_TEST(!fs::is_symlink(link));
// remove() cyclic symbolic link
link = "link_to_a";
fs::path link2("link_to_b");
fs::remove(link); // remove any residue from past tests
fs::remove(link2); // remove any residue from past tests
BOOST_TEST(!fs::is_symlink(link));
BOOST_TEST(!fs::exists(link));
fs::create_symlink(link, link2);
fs::create_symlink(link2, link);
BOOST_TEST(fs::remove(link));
BOOST_TEST(fs::remove(link2));
BOOST_TEST(!fs::exists(link));
BOOST_TEST(!fs::exists(link2));
BOOST_TEST(!fs::is_symlink(link));
// remove() symbolic link to file
fs::path f1 = "link_target";
fs::remove(f1); // remove any residue from past tests
BOOST_TEST(!fs::exists(f1));
create_file(f1, "");
BOOST_TEST(fs::exists(f1));
BOOST_TEST(!fs::is_directory(f1));
BOOST_TEST(fs::is_regular_file(f1));
link = "non_dangling_link";
fs::create_symlink(f1, link);
BOOST_TEST(fs::exists(link));
BOOST_TEST(!fs::is_directory(link));
BOOST_TEST(fs::is_regular_file(link));
BOOST_TEST(fs::is_symlink(link));
BOOST_TEST(fs::remove(link));
BOOST_TEST(fs::exists(f1));
BOOST_TEST(!fs::exists(link));
BOOST_TEST(!fs::is_symlink(link));
BOOST_TEST(fs::remove(f1));
BOOST_TEST(!fs::exists(f1));
}
// absolute_tests -----------------------------------------------------------------//
void absolute_tests()
{
cout << "absolute_tests..." << endl;
BOOST_TEST_EQ(fs::absolute(""), fs::current_path() );
BOOST_TEST_EQ(fs::absolute("", ""), fs::current_path() );
BOOST_TEST_EQ(fs::absolute(fs::current_path() / "foo/bar"), fs::current_path() / "foo/bar");
BOOST_TEST_EQ(fs::absolute("foo"), fs::current_path() / "foo");
BOOST_TEST_EQ(fs::absolute("foo", fs::current_path()), fs::current_path() / "foo");
BOOST_TEST_EQ(fs::absolute("bar", "foo"), fs::current_path() / "foo" / "bar");
BOOST_TEST_EQ(fs::absolute("/foo"), fs::current_path().root_path().string() + "foo");
# ifdef BOOST_WINDOWS_API
BOOST_TEST_EQ(fs::absolute("a:foo", "b:/bar"), "a:/bar/foo");
# endif
// these tests were moved from elsewhere, so may duplicate some of the above tests
// p.empty()
BOOST_TEST_EQ(fs::absolute(fs::path(), "//foo/bar"), "//foo/bar");
if (platform == "Windows")
{
BOOST_TEST_EQ(fs::absolute(fs::path(), "a:/bar"), "a:/bar");
}
// p.has_root_name()
// p.has_root_directory()
BOOST_TEST_EQ(fs::absolute(fs::path("//foo/bar"), "//uvw/xyz"), "//foo/bar");
if (platform == "Windows")
{
BOOST_TEST_EQ(fs::absolute(fs::path("a:/bar"), "b:/xyz"), "a:/bar");
}
// !p.has_root_directory()
BOOST_TEST_EQ(fs::absolute(fs::path("//net"), "//xyz/"), "//net/");
BOOST_TEST_EQ(fs::absolute(fs::path("//net"), "//xyz/abc"), "//net/abc");
BOOST_TEST_EQ(fs::absolute(fs::path("//net"), "//xyz/abc/def"), "//net/abc/def");
if (platform == "Windows")
{
BOOST_TEST_EQ(fs::absolute(fs::path("a:"), "b:/"), "a:/");
BOOST_TEST_EQ(fs::absolute(fs::path("a:"),"b:/abc"), "a:/abc");
BOOST_TEST_EQ(fs::absolute(fs::path("a:"),"b:/abc/def"), "a:/abc/def");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo"), "b:/"), "a:/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo"), "b:/abc"), "a:/abc/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo"), "b:/abc/def"), "a:/abc/def/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo/bar"), "b:/"), "a:/foo/bar");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo/bar"), "b:/abc"), "a:/abc/foo/bar");
BOOST_TEST_EQ(fs::absolute(fs::path("a:foo/bar"), "b:/abc/def"), "a:/abc/def/foo/bar");
}
// !p.has_root_name()
// p.has_root_directory()
BOOST_TEST_EQ(fs::absolute(fs::path("/"), "//xyz/"), "//xyz/");
BOOST_TEST_EQ(fs::absolute(fs::path("/"), "//xyz/abc"), "//xyz/");
BOOST_TEST_EQ(fs::absolute(fs::path("/foo"), "//xyz/"), "//xyz/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("/foo"), "//xyz/abc"), "//xyz/foo");
// !p.has_root_directory()
BOOST_TEST_EQ(fs::absolute(fs::path("foo"), "//xyz/abc"), "//xyz/abc/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("foo/bar"), "//xyz/abc"), "//xyz/abc/foo/bar");
BOOST_TEST_EQ(fs::absolute(fs::path("."), "//xyz/abc"), "//xyz/abc/.");
BOOST_TEST_EQ(fs::absolute(fs::path(".."), "//xyz/abc"), "//xyz/abc/..");
BOOST_TEST_EQ(fs::absolute(fs::path("./foo"), "//xyz/abc"), "//xyz/abc/./foo");
BOOST_TEST_EQ(fs::absolute(fs::path("../foo"), "//xyz/abc"), "//xyz/abc/../foo");
if (platform == "POSIX")
{
BOOST_TEST_EQ(fs::absolute(fs::path("foo"), "/abc"), "/abc/foo");
BOOST_TEST_EQ(fs::absolute(fs::path("foo/bar"), "/abc"), "/abc/foo/bar");
BOOST_TEST_EQ(fs::absolute(fs::path("."), "/abc"), "/abc/.");
BOOST_TEST_EQ(fs::absolute(fs::path(".."), "/abc"), "/abc/..");
BOOST_TEST_EQ(fs::absolute(fs::path("./foo"), "/abc"), "/abc/./foo");
BOOST_TEST_EQ(fs::absolute(fs::path("../foo"), "/abc"), "/abc/../foo");
}
}
// canonical_basic_tests -----------------------------------------------------------//
void canonical_basic_tests()
{
cout << "canonical_basic_tests..." << endl;
// error handling
error_code ec;
ec.clear();
fs::canonical("no-such-file", ec);
BOOST_TEST(ec);
ec.clear();
fs::canonical("no-such-file", "x", ec);
BOOST_TEST(ec);
bool ok(false);
try { fs::canonical("no-such-file"); }
catch (const fs::filesystem_error&) { ok = true; }
BOOST_TEST(ok);
// non-symlink tests; also see canonical_symlink_tests()
BOOST_TEST_EQ(fs::canonical(""), fs::current_path());
BOOST_TEST_EQ(fs::canonical("", fs::current_path()), fs::current_path());
BOOST_TEST_EQ(fs::canonical("", ""), fs::current_path());
BOOST_TEST_EQ(fs::canonical(fs::current_path()), fs::current_path());
BOOST_TEST_EQ(fs::canonical(fs::current_path(), ""), fs::current_path());
BOOST_TEST_EQ(fs::canonical(fs::current_path(), "no-such-file"), fs::current_path());
BOOST_TEST_EQ(fs::canonical("."), fs::current_path());
BOOST_TEST_EQ(fs::canonical(".."), fs::current_path().parent_path());
BOOST_TEST_EQ(fs::canonical("/"), fs::current_path().root_path());
fs::path relative_dir(dir.filename());
BOOST_TEST_EQ(fs::canonical(dir), dir);
BOOST_TEST_EQ(fs::canonical(relative_dir), dir);
BOOST_TEST_EQ(fs::canonical(dir / "f0"), dir / "f0");
BOOST_TEST_EQ(fs::canonical(relative_dir / "f0"), dir / "f0");
BOOST_TEST_EQ(fs::canonical(relative_dir / "./f0"), dir / "f0");
BOOST_TEST_EQ(fs::canonical(relative_dir / "d1/../f0"), dir / "f0");
// treat parent of root as itself on both POSIX and Windows
fs::path init(fs::initial_path());
fs::path root(init.root_path());
fs::path::const_iterator it(init.begin());
fs::path first; // relative first non-root directory
# ifdef BOOST_WINDOWS_API
if (!init.empty())
++it;
# endif
if (++it != init.end())
first = *it;
fs::path expected(root/first);
cout << " init: " << init << endl;
cout << " root: " << root << endl;
cout << " first: " << first << endl;
cout << " expected: " << expected << endl;
// ticket 10187 tests
BOOST_TEST_EQ(fs::canonical(root / "../.." / first), expected);
BOOST_TEST_EQ(fs::canonical(fs::path("../..") / first, root), expected);
BOOST_TEST_EQ(fs::canonical(fs::path("/../..") / first, fs::current_path().root_name()), expected);
// ticket 9683 test
BOOST_TEST_EQ(fs::canonical(root / first / "../../../../.."), root);
}
// canonical_symlink_tests -----------------------------------------------------------//
void canonical_symlink_tests()
{
cout << "canonical_symlink_tests..." << endl;
fs::path relative_dir(dir.filename());
BOOST_TEST_EQ(fs::canonical(dir / "sym-d1/f2"), d1 / "f2");
BOOST_TEST_EQ(fs::canonical(relative_dir / "sym-d1/f2"), d1 / "f2");
}
// copy_file_tests ------------------------------------------------------------------//
void copy_file_tests(const fs::path& f1, const fs::path& d1)
{
cout << "copy_file_tests..." << endl;
BOOST_TEST(fs::exists(f1));
fs::remove(d1 / "f2"); // remove possible residue from prior testing
BOOST_TEST(fs::exists(d1));
BOOST_TEST(!fs::exists(d1 / "f2"));
cout << " copy " << f1 << " to " << d1 / "f2" << endl;
fs::copy_file(f1, d1 / "f2");
cout << " copy complete" << endl;
BOOST_TEST(fs::exists(f1));
BOOST_TEST(fs::exists(d1 / "f2"));
BOOST_TEST(!fs::is_directory(d1 / "f2"));
verify_file(d1 / "f2", "file-f1");
bool copy_ex_ok = false;
try { fs::copy_file(f1, d1 / "f2"); }
catch (const fs::filesystem_error &) { copy_ex_ok = true; }
BOOST_TEST(copy_ex_ok);
copy_ex_ok = false;
try { fs::copy_file(f1, d1 / "f2", fs::copy_option::fail_if_exists); }
catch (const fs::filesystem_error &) { copy_ex_ok = true; }
BOOST_TEST(copy_ex_ok);
create_file(d1 / "f2", "1234567890");
BOOST_TEST_EQ(fs::file_size(d1 / "f2"), 10U);
copy_ex_ok = true;
try { fs::copy_file(f1, d1 / "f2", fs::copy_option::overwrite_if_exists); }
catch (const fs::filesystem_error &) { copy_ex_ok = false; }
BOOST_TEST(copy_ex_ok);
BOOST_TEST_EQ(fs::file_size(d1 / "f2"), 7U);
verify_file(d1 / "f2", "file-f1");
}
// symlink_status_tests -------------------------------------------------------------//
void symlink_status_tests()
{
cout << "symlink_status_tests..." << endl;
boost::system::error_code ec;
fs::path dangling_sym(dir / "dangling-sym");
fs::path dangling_directory_sym(dir / "dangling-directory-sym");
fs::path sym_d1(dir / "sym-d1");
fs::path symsym_d1(dir / "symsym-d1");
fs::path sym_f1(dir / "sym-f1");
fs::path symsym_f1(dir / "symsym-f1");
fs::create_symlink("does not exist", dangling_sym);
fs::create_directory_symlink("does not exist", dangling_directory_sym);
fs::create_directory_symlink(d1, sym_d1);
fs::create_directory_symlink(sym_d1, symsym_d1);
fs::create_symlink(f1, sym_f1);
fs::create_symlink(sym_f1, symsym_f1);
// verify all cases detected as symlinks
BOOST_TEST_EQ(fs::symlink_status(dangling_sym, ec).type(), fs::symlink_file);
BOOST_TEST_EQ(fs::symlink_status(dangling_directory_sym, ec).type(), fs::symlink_file);
BOOST_TEST_EQ(fs::symlink_status(sym_d1, ec).type(), fs::symlink_file);
BOOST_TEST_EQ(fs::symlink_status(symsym_d1, ec).type(), fs::symlink_file);
BOOST_TEST_EQ(fs::symlink_status(sym_f1, ec).type(), fs::symlink_file);
BOOST_TEST_EQ(fs::symlink_status(symsym_f1, ec).type(), fs::symlink_file);
// verify all cases resolve to the (possibly recursive) symlink target
BOOST_TEST_EQ(fs::status(dangling_sym, ec).type(), fs::file_not_found);
BOOST_TEST_EQ(fs::status(dangling_directory_sym, ec).type(), fs::file_not_found);
BOOST_TEST_EQ(fs::status(sym_d1, ec).type(), fs::directory_file);
BOOST_TEST_EQ(fs::status(sym_d1 / "d1f1", ec).type(), fs::regular_file);
BOOST_TEST_EQ(fs::status(symsym_d1, ec).type(), fs::directory_file);
BOOST_TEST_EQ(fs::status(symsym_d1 / "d1f1", ec).type(), fs::regular_file);
BOOST_TEST_EQ(fs::status(sym_f1, ec).type(), fs::regular_file);
BOOST_TEST_EQ(fs::status(symsym_f1, ec).type(), fs::regular_file);
#ifdef BOOST_WINDOWS_API
// On Windows, telling if a filesystem entry is a symlink, rather than some other
// kind of reparse point such as a junction, requires some truely baroque code.
// See ticket #4663, filesystem objects falsely identified as symlinks.
// This test checks two directory entries created by Windows itself to verify
// is_symlink() works correctly. Try "dir /A %HOMEPATH%\.." from the command line to
// verify this test is valid on your version of Windows. It only works on Vista and
// later.
fs::path users(getenv("HOMEDRIVE"));
BOOST_TEST(!users.empty());
users /= "\\Users";
BOOST_TEST(fs::exists(users));
BOOST_TEST(fs::exists(users/"All Users"));
BOOST_TEST(fs::exists(users/"Default User"));
BOOST_TEST(fs::is_symlink(users/"All Users")); // dir /A reports <SYMLINKD>
BOOST_TEST(!fs::is_symlink(users/"Default User")); // dir /A reports <JUNCTION> <JUNCTION>
#endif
}
// copy_symlink_tests ---------------------------------------------------------------//
void copy_symlink_tests(const fs::path& f1, const fs::path& d1)
{
cout << "copy_symlink_tests..." << endl;
BOOST_TEST(fs::exists(f1));
BOOST_TEST(fs::exists(d1));
fs::path sym1(d1 / "symlink1");
fs::remove(sym1); // remove possible residue from prior testing
fs::create_symlink(f1, sym1);
BOOST_TEST(fs::exists(sym1));
BOOST_TEST(fs::is_symlink(sym1));
fs::path sym2(d1 / "symlink2");
fs::copy_symlink(sym1, sym2);
BOOST_TEST(fs::exists(sym2));
BOOST_TEST(fs::is_symlink(sym2));
//fs::path sym3(d1 / "symlink3");
//fs::copy(sym1, sym3);
//BOOST_TEST(fs::exists(sym3));
//BOOST_TEST(fs::is_symlink(sym3));
bool copy_ex_ok = false;
try { fs::copy_symlink("no-such-file", "new-symlink1"); }
catch (const fs::filesystem_error &) { copy_ex_ok = true; }
BOOST_TEST(copy_ex_ok);
copy_ex_ok = false;
try { fs::copy_symlink(f1, "new-symlink2"); } // should fail; f1 not symlink
catch (const fs::filesystem_error &) { copy_ex_ok = true; }
BOOST_TEST(copy_ex_ok);
}
// write_time_tests ----------------------------------------------------------------//
void write_time_tests(const fs::path& dir)
{
cout << "write_time_tests..." << endl;
fs::path f1 = dir / "foobar2";
create_file(f1, "foobar2");
BOOST_TEST(fs::exists(f1));
BOOST_TEST(!fs::is_directory(f1));
BOOST_TEST(fs::is_regular_file(f1));
BOOST_TEST(fs::file_size(f1) == 7);
verify_file(f1, "foobar2");
// Some file system report last write time as local (FAT), while
// others (NTFS) report it as UTC. The C standard does not specify
// if time_t is local or UTC.
std::time_t ft = fs::last_write_time(f1);
cout << "\n UTC last_write_time() for a file just created is "
<< std::asctime(std::gmtime(&ft)) << endl;
std::tm * tmp = std::localtime(&ft);
cout << "\n Year is " << tmp->tm_year << endl;
--tmp->tm_year;
cout << " Change year to " << tmp->tm_year << endl;
fs::last_write_time(f1, std::mktime(tmp));
std::time_t ft2 = fs::last_write_time(f1);
cout << " last_write_time() for the file is now "
<< std::asctime(std::gmtime(&ft2)) << endl;
BOOST_TEST(ft != fs::last_write_time(f1));
cout << "\n Reset to current time" << endl;
fs::last_write_time(f1, ft);
double time_diff = std::difftime(ft, fs::last_write_time(f1));
cout
<< " original last_write_time() - current last_write_time() is "
<< time_diff << " seconds" << endl;
BOOST_TEST(time_diff >= -60.0 && time_diff <= 60.0);
}
// platform_specific_tests ---------------------------------------------------------//
void platform_specific_tests()
{
// Windows only tests
if (platform == "Windows")
{
cout << "Windows specific tests..." << endl;
if (!skip_long_windows_tests)
{
cout << " (may take several seconds)"<< endl;
BOOST_TEST(!fs::exists(fs::path("//share-not")));
BOOST_TEST(!fs::exists(fs::path("//share-not/")));
BOOST_TEST(!fs::exists(fs::path("//share-not/foo")));
}
cout << endl;
BOOST_TEST(!fs::exists("tools/jam/src/:sys:stat.h")); // !exists() if ERROR_INVALID_NAME
BOOST_TEST(!fs::exists(":sys:stat.h")); // !exists() if ERROR_INVALID_PARAMETER
BOOST_TEST(dir.string().size() > 1
&& dir.string()[1] == ':'); // verify path includes drive
BOOST_TEST(fs::system_complete("").empty());
BOOST_TEST(fs::system_complete("/") == fs::initial_path().root_path());
BOOST_TEST(fs::system_complete("foo")
== fs::initial_path() / "foo");
fs::path p1(fs::system_complete("/foo"));
BOOST_TEST_EQ(p1.string().size(), 6U); // this failed during v3 development due to bug
std::string s1(p1.string() );
std::string s2(fs::initial_path().root_path().string()+"foo");
BOOST_TEST_EQ(s1, s2);
BOOST_TEST(fs::system_complete(fs::path(fs::initial_path().root_name()))
== fs::initial_path());
BOOST_TEST(fs::system_complete(fs::path(fs::initial_path().root_name().string()
+ "foo")).string() == fs::initial_path() / "foo");
BOOST_TEST(fs::system_complete(fs::path("c:/")).generic_string()
== "c:/");
BOOST_TEST(fs::system_complete(fs::path("c:/foo")).generic_string()
== "c:/foo");
BOOST_TEST(fs::system_complete(fs::path("//share")).generic_string()
== "//share");
} // Windows
else if (platform == "POSIX")
{
cout << "POSIX specific tests..." << endl;
BOOST_TEST(fs::system_complete("").empty());
BOOST_TEST(fs::initial_path().root_path().string() == "/");
BOOST_TEST(fs::system_complete("/").string() == "/");
BOOST_TEST(fs::system_complete("foo").string()
== fs::initial_path().string()+"/foo");
BOOST_TEST(fs::system_complete("/foo").string()
== fs::initial_path().root_path().string()+"foo");
} // POSIX
}
// initial_tests -------------------------------------------------------------------//
void initial_tests()
{
cout << "initial_tests..." << endl;
cout << " current_path().string() is\n \""
<< fs::initial_path().string()
<< "\"\n\n";
BOOST_TEST(fs::initial_path() == fs::current_path());
BOOST_TEST(fs::initial_path().is_absolute());
BOOST_TEST(fs::current_path().is_absolute());
BOOST_TEST(fs::initial_path().string()
== fs::current_path().string());
}
// space_tests ---------------------------------------------------------------------//
void space_tests()
{
cout << "space_tests..." << endl;
// make some reasonable assuptions for testing purposes
fs::space_info spi(fs::space(dir));
BOOST_TEST(spi.capacity > 1000000);
BOOST_TEST(spi.free > 1000);
BOOST_TEST(spi.capacity > spi.free);
BOOST_TEST(spi.free >= spi.available);
// it is convenient to display space, but older VC++ versions choke
# if !defined(BOOST_MSVC) || _MSC_VER >= 1300 // 1300 == VC++ 7.0
cout << " capacity = " << spi.capacity << '\n';
cout << " free = " << spi.free << '\n';
cout << " available = " << spi.available << '\n';
# endif
}
// equivalent_tests ----------------------------------------------------------------//
void equivalent_tests(const fs::path& f1)
{
cout << "equivalent_tests..." << endl;
BOOST_TEST(CHECK_EXCEPTION(bad_equivalent, ENOENT));
BOOST_TEST(fs::equivalent(f1, dir / "f1"));
BOOST_TEST(fs::equivalent(dir, d1 / ".."));
BOOST_TEST(!fs::equivalent(f1, dir));
BOOST_TEST(!fs::equivalent(dir, f1));
BOOST_TEST(!fs::equivalent(d1, d2));
BOOST_TEST(!fs::equivalent(dir, ng));
BOOST_TEST(!fs::equivalent(ng, dir));
BOOST_TEST(!fs::equivalent(f1, ng));
BOOST_TEST(!fs::equivalent(ng, f1));
}
// temp_directory_path_tests -------------------------------------------------------//
// contributed by Jeff Flinn
struct guarded_env_var
{
struct previous_value
{
std::string m_name;
std::string m_string;
bool m_empty;
previous_value(const char* name)
: m_string(name)
, m_empty (true)
{
if(const char* value = getenv(name))
{
m_string.assign(value);
m_empty = false;
}
else
{
m_empty = true;
}
}
~previous_value()
{
m_empty? unsetenv(m_name.c_str())
: setenv(m_name.c_str(), m_string.c_str(), 1);
}
};
previous_value m_previous_value;
guarded_env_var(const char* name, const fs::path::value_type* value)
: m_previous_value(name)
{
value? setenv(name, value, 1) : unsetenv(name);
}
};
void temp_directory_path_tests()
{
{
cout << "temp_directory_path_tests..." << endl;
BOOST_TEST(!fs::temp_directory_path().empty());
BOOST_TEST(exists(fs::temp_directory_path()));
fs::path ph = fs::temp_directory_path()/"temp_directory_path_test.txt";
{
if(exists(ph)) remove(ph);
std::ofstream f(ph.BOOST_FILESYSTEM_C_STR);
f << "passed";
}
BOOST_TEST(exists(ph));
{
std::ifstream f(ph.BOOST_FILESYSTEM_C_STR);
std::string s;
f >> s;
BOOST_TEST(s == "passed");
}
remove(ph);
BOOST_TEST(!exists(ph));
}
fs::path test_temp_dir = fs::initial_path();
#if defined BOOST_POSIX_API
{
struct guarded_tmp_vars
{
guarded_env_var m_tmpdir ;
guarded_env_var m_tmp ;
guarded_env_var m_temp ;
guarded_env_var m_tempdir;
guarded_tmp_vars
( const fs::path::value_type* tmpdir
, const fs::path::value_type* tmp
, const fs::path::value_type* temp
, const fs::path::value_type* tempdir
)
: m_tmpdir ("TMPDIR" , tmpdir )
, m_tmp ("TMP" , tmp )
, m_temp ("TEMP" , temp )
, m_tempdir("TEMPDIR", tempdir)
{}
};
{
guarded_tmp_vars vars(test_temp_dir.c_str(), 0, 0, 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
{
guarded_tmp_vars vars(0, test_temp_dir.c_str(), 0, 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
{
guarded_tmp_vars vars(0, 0, test_temp_dir.c_str(), 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
{
guarded_tmp_vars vars(0, 0, 0, test_temp_dir.c_str());
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
}
#endif
#if defined BOOST_WINDOWS_API
{
struct guarded_tmp_vars
{
guarded_env_var m_tmp ;
guarded_env_var m_temp ;
guarded_env_var m_userprofile;
guarded_tmp_vars
( const fs::path::value_type* tmp
, const fs::path::value_type* temp
, const fs::path::value_type* userprofile
)
: m_tmp ("TMP" , tmp )
, m_temp ("TEMP" , temp )
, m_userprofile("USERPROFILE", userprofile)
{}
};
// should NEVER throw - the windows directory or current_path always exists
{
guarded_tmp_vars vars(0, 0, 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(test_temp_dir != ph);
}
// should NEVER fail - the windows directory or current_path always exists
{
guarded_tmp_vars vars(0, 0, 0);
error_code ec;
fs::path ph = fs::temp_directory_path(ec);
BOOST_TEST(!ec);
}
{
guarded_tmp_vars vars(test_temp_dir.c_str(), 0, 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
{
guarded_tmp_vars vars(0, test_temp_dir.c_str(), 0);
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
{
guarded_tmp_vars vars(0, 0, test_temp_dir.c_str());
fs::path ph = fs::temp_directory_path();
BOOST_TEST(equivalent(test_temp_dir, ph));
}
}
#endif
}
// _tests --------------------------------------------------------------------------//
void _tests()
{
cout << "_tests..." << endl;
}
} // unnamed namespace
//------------------------------------------------------------------------------------//
// //
// main //
// //
//------------------------------------------------------------------------------------//
int cpp_main(int argc, char* argv[])
{
// document state of critical macros
#ifdef BOOST_POSIX_API
cout << "BOOST_POSIX_API is defined\n";
#endif
#ifdef BOOST_WINDOWS_API
cout << "BOOST_WINDOWS_API is defined\n";
#endif
for (; argc > 1; --argc, ++argv)
{
if (*argv[1]=='-' && *(argv[1]+1)=='t')
report_throws = true;
else if (*argv[1]=='-' && *(argv[1]+1)=='x')
cleanup = false;
else if (*argv[1]=='-' && *(argv[1]+1)=='w')
skip_long_windows_tests = true;
}
// The choice of platform to test is made at runtime rather than compile-time
// so that compile errors for all platforms will be detected even though
// only the current platform is runtime tested.
# if defined(BOOST_POSIX_API)
platform = "POSIX";
# elif defined(BOOST_WINDOWS_API)
platform = "Windows";
# if !defined(__MINGW32__) && !defined(__CYGWIN__)
language_id = ::GetUserDefaultUILanguage();
# else
language_id = 0x0409; // Assume US English
# endif
# else
# error neither BOOST_POSIX_API nor BOOST_WINDOWS_API is defined. See boost/system/api_config.hpp
# endif
cout << "API is " << platform << endl;
cout << "initial_path() is " << fs::initial_path() << endl;
fs::path ip = fs::initial_path();
for (fs::path::const_iterator it = ip.begin(); it != ip.end(); ++it)
{
if (it != ip.begin())
cout << ", ";
cout << *it;
}
cout << endl;
dir = fs::initial_path() / temp_dir;
if (fs::exists(dir))
{
cout << "remove residue from prior failed tests..." << endl;
fs::remove_all(dir);
}
BOOST_TEST(!fs::exists(dir));
// several functions give unreasonable results if uintmax_t isn't 64-bits
cout << "sizeof(boost::uintmax_t) = " << sizeof(boost::uintmax_t) << '\n';
BOOST_TEST(sizeof(boost::uintmax_t) >= 8);
initial_tests();
predicate_and_status_tests();
exception_tests();
create_directory_tests();
current_directory_tests();
space_tests();
// create a directory tree that can be used by subsequent tests
//
// dir
// d1
// d1f1 // an empty file
// f0 // an empty file
// f1 // a file containing "file f1"
//
create_tree();
status_of_nonexistent_tests();
status_error_reporting_tests();
directory_iterator_tests();
create_directories_tests(); // must run AFTER directory_iterator_tests
bad_create_directory_path = f1;
BOOST_TEST(CHECK_EXCEPTION(bad_create_directory, EEXIST));
fs::file_status stat = fs::status(f1);
BOOST_TEST(fs::status_known(stat));
BOOST_TEST(fs::exists(stat));
BOOST_TEST(!fs::is_directory(stat));
BOOST_TEST(fs::is_regular_file(stat));
BOOST_TEST(!fs::is_other(stat));
BOOST_TEST(!fs::is_symlink(stat));
equivalent_tests(f1);
create_hard_link_tests();
create_symlink_tests();
resize_file_tests();
absolute_tests();
canonical_basic_tests();
permissions_tests();
copy_file_tests(f1, d1);
if (create_symlink_ok) // only if symlinks supported
{
symlink_status_tests();
copy_symlink_tests(f1, d1);
canonical_symlink_tests();
}
iterator_status_tests(); // lots of cases by now, so a good time to test
// dump_tree(dir);
recursive_directory_iterator_tests();
recursive_iterator_status_tests(); // lots of cases by now, so a good time to test
rename_tests();
remove_tests(dir);
if (create_symlink_ok) // only if symlinks supported
remove_symlink_tests();
write_time_tests(dir);
temp_directory_path_tests();
platform_specific_tests(); // do these last since they take a lot of time on Windows,
// and that's a pain during manual testing
cout << "testing complete" << endl;
// post-test cleanup
if (cleanup)
{
cout << "post-test removal of " << dir << endl;
BOOST_TEST(fs::remove_all(dir) != 0);
// above was added just to simplify testing, but it ended up detecting
// a bug (failure to close an internal search handle).
cout << "post-test removal complete" << endl;
BOOST_TEST(!fs::exists(dir));
}
cout << "returning from main()" << endl;
return ::boost::report_errors();
} // main
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