1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 // REQUIRES: can-create-symlinks
10 // UNSUPPORTED: c++03, c++11, c++14
11 // UNSUPPORTED: no-filesystem
12 // UNSUPPORTED: availability-filesystem-missing
13
14 // This test requires the dylib support introduced in e4ed349c7658.
15 // XFAIL: using-built-library-before-llvm-12
16
17 // <filesystem>
18
19 // bool create_directory(const path& p);
20 // bool create_directory(const path& p, error_code& ec) noexcept;
21 // bool create_directory(const path& p, const path& attr);
22 // bool create_directory(const path& p, const path& attr, error_code& ec) noexcept;
23
24 #include <filesystem>
25 #include <type_traits>
26 #include <cassert>
27
28 #include "test_macros.h"
29 #include "filesystem_test_helper.h"
30
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 namespace fs = std::filesystem;
34 using namespace fs;
35
read_umask()36 fs::perms read_umask() {
37 auto old_mask = umask(0); // int on Windows, mode_t on POSIX.
38 umask(old_mask); // reset the mask to the old value.
39 return static_cast<fs::perms>(old_mask);
40 }
41
test_signatures()42 static void test_signatures()
43 {
44 const path p; ((void)p);
45 std::error_code ec; ((void)ec);
46 ASSERT_SAME_TYPE(decltype(fs::create_directory(p)), bool);
47 ASSERT_SAME_TYPE(decltype(fs::create_directory(p, ec)), bool);
48 ASSERT_SAME_TYPE(decltype(fs::create_directory(p, p)), bool);
49 ASSERT_SAME_TYPE(decltype(fs::create_directory(p, p, ec)), bool);
50 ASSERT_NOT_NOEXCEPT(fs::create_directory(p));
51 ASSERT_NOEXCEPT(fs::create_directory(p, ec));
52 ASSERT_NOT_NOEXCEPT(fs::create_directory(p, p));
53 ASSERT_NOEXCEPT(fs::create_directory(p, p, ec));
54 }
55
56
create_existing_directory()57 static void create_existing_directory()
58 {
59 scoped_test_env env;
60 const path dir = env.create_dir("dir1");
61 std::error_code ec;
62 assert(fs::create_directory(dir, ec) == false);
63 assert(!ec);
64 assert(is_directory(dir));
65 // Test throwing version
66 assert(fs::create_directory(dir) == false);
67 }
68
create_directory_one_level()69 static void create_directory_one_level()
70 {
71 scoped_test_env env;
72 const path dir = env.make_env_path("dir1");
73 std::error_code ec;
74 assert(fs::create_directory(dir, ec) == true);
75 assert(!ec);
76 assert(is_directory(dir));
77
78 auto st = status(dir);
79 const perms expect_perms = perms::all & ~(read_umask());
80 assert((st.permissions() & perms::all) == expect_perms);
81 }
82
create_directory_multi_level()83 static void create_directory_multi_level()
84 {
85 scoped_test_env env;
86 const path dir = env.make_env_path("dir1/dir2");
87 const path dir1 = env.make_env_path("dir1");
88 std::error_code ec;
89 assert(fs::create_directory(dir, ec) == false);
90 assert(ec);
91 assert(!is_directory(dir));
92 assert(!is_directory(dir1));
93 }
94
dest_is_file()95 static void dest_is_file()
96 {
97 scoped_test_env env;
98 const path file = env.create_file("file", 42);
99 std::error_code ec = GetTestEC();
100 assert(fs::create_directory(file, ec) == false);
101 assert(ec);
102 assert(is_regular_file(file));
103 }
104
dest_part_is_file()105 static void dest_part_is_file()
106 {
107 scoped_test_env env;
108 const path file = env.create_file("file");
109 const path dir = env.make_env_path("file/dir1");
110 std::error_code ec = GetTestEC();
111 assert(fs::create_directory(dir, ec) == false);
112 assert(ec);
113 assert(is_regular_file(file));
114 assert(!exists(dir));
115 }
116
dest_is_symlink_to_dir()117 static void dest_is_symlink_to_dir()
118 {
119 scoped_test_env env;
120 const path dir = env.create_dir("dir");
121 const path sym = env.create_directory_symlink(dir, "sym_name");
122 std::error_code ec = GetTestEC();
123 assert(create_directory(sym, ec) == false);
124 assert(!ec);
125 }
126
dest_is_symlink_to_file()127 static void dest_is_symlink_to_file()
128 {
129 scoped_test_env env;
130 const path file = env.create_file("file");
131 const path sym = env.create_symlink(file, "sym_name");
132 std::error_code ec = GetTestEC();
133 assert(create_directory(sym, ec) == false);
134 assert(ec);
135 }
136
main(int,char **)137 int main(int, char**) {
138 test_signatures();
139 create_existing_directory();
140 create_directory_one_level();
141 create_directory_multi_level();
142 dest_is_file();
143 dest_part_is_file();
144 dest_is_symlink_to_dir();
145 dest_is_symlink_to_file();
146
147 return 0;
148 }
149