1 //===- llvm/unittest/Support/Path.cpp - Path tests ------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "llvm/Support/FileSystem.h"
11 #include "llvm/Support/PathV2.h"
12 #include "llvm/Support/ErrorHandling.h"
14 #include "gtest/gtest.h"
17 using namespace llvm::sys;
22 SmallVector<StringRef, 40> paths;
25 paths.push_back("..");
26 paths.push_back("foo");
28 paths.push_back("/foo");
29 paths.push_back("foo/");
30 paths.push_back("/foo/");
31 paths.push_back("foo/bar");
32 paths.push_back("/foo/bar");
33 paths.push_back("//net");
34 paths.push_back("//net/foo");
35 paths.push_back("///foo///");
36 paths.push_back("///foo///bar");
37 paths.push_back("/.");
38 paths.push_back("./");
39 paths.push_back("/..");
40 paths.push_back("../");
41 paths.push_back("foo/.");
42 paths.push_back("foo/..");
43 paths.push_back("foo/./");
44 paths.push_back("foo/./bar");
45 paths.push_back("foo/..");
46 paths.push_back("foo/../");
47 paths.push_back("foo/../bar");
48 paths.push_back("c:");
49 paths.push_back("c:/");
50 paths.push_back("c:foo");
51 paths.push_back("c:/foo");
52 paths.push_back("c:foo/");
53 paths.push_back("c:/foo/");
54 paths.push_back("c:/foo/bar");
55 paths.push_back("prn:");
56 paths.push_back("c:\\");
57 paths.push_back("c:foo");
58 paths.push_back("c:\\foo");
59 paths.push_back("c:foo\\");
60 paths.push_back("c:\\foo\\");
61 paths.push_back("c:\\foo/");
62 paths.push_back("c:/foo\\bar");
64 for (SmallVector<StringRef, 40>::const_iterator i = paths.begin(),
68 for (sys::path::const_iterator ci = sys::path::begin(*i),
69 ce = sys::path::end(*i);
72 ASSERT_FALSE(ci->empty());
75 #if 0 // Valgrind is whining about this.
76 outs() << " Reverse Iteration: [";
77 for (sys::path::reverse_iterator ci = sys::path::rbegin(*i),
78 ce = sys::path::rend(*i);
86 path::has_root_path(*i);
88 path::has_root_name(*i);
90 path::has_root_directory(*i);
91 path::root_directory(*i);
92 path::has_parent_path(*i);
93 path::parent_path(*i);
94 path::has_filename(*i);
98 path::has_extension(*i);
100 path::is_absolute(*i);
101 path::is_relative(*i);
103 SmallString<16> temp_store;
105 ASSERT_FALSE(fs::make_absolute(temp_store));
107 path::remove_filename(temp_store);
110 path::replace_extension(temp_store, "ext");
111 StringRef filename(temp_store.begin(), temp_store.size()), stem, ext;
112 stem = path::stem(filename);
113 ext = path::extension(filename);
114 EXPECT_EQ(*(--sys::path::end(filename)), (stem + ext).str());
116 path::native(*i, temp_store);
121 // Create a temp file.
123 SmallString<64> TempPath;
124 ASSERT_FALSE(fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath));
126 // Make sure it exists.
128 ASSERT_FALSE(sys::fs::exists(Twine(TempPath), TempFileExists));
129 EXPECT_TRUE(TempFileExists);
131 // Create another temp tile.
133 SmallString<64> TempPath2;
134 ASSERT_FALSE(fs::unique_file("%%-%%-%%-%%.temp", FD2, TempPath2));
135 ASSERT_NE(TempPath.str(), TempPath2.str());
137 // Try to copy the first to the second.
138 EXPECT_EQ(fs::copy_file(Twine(TempPath), Twine(TempPath2)), errc::file_exists);
141 // Try again with the proper options.
142 ASSERT_FALSE(fs::copy_file(Twine(TempPath), Twine(TempPath2),
143 fs::copy_option::overwrite_if_exists));
145 ASSERT_FALSE(fs::remove(Twine(TempPath2), TempFileExists));
146 EXPECT_TRUE(TempFileExists);
148 // Make sure Temp2 doesn't exist.
149 ASSERT_FALSE(fs::exists(Twine(TempPath2), TempFileExists));
150 EXPECT_FALSE(TempFileExists);
152 // Create a hard link to Temp1.
153 ASSERT_FALSE(fs::create_hard_link(Twine(TempPath), Twine(TempPath2)));
155 ASSERT_FALSE(fs::equivalent(Twine(TempPath), Twine(TempPath2), equal));
159 ::close(FileDescriptor);
160 ASSERT_FALSE(fs::remove(Twine(TempPath), TempFileExists));
161 EXPECT_TRUE(TempFileExists);
163 // Remove the hard link.
164 ASSERT_FALSE(fs::remove(Twine(TempPath2), TempFileExists));
165 EXPECT_TRUE(TempFileExists);
167 // Make sure Temp1 doesn't exist.
168 ASSERT_FALSE(fs::exists(Twine(TempPath), TempFileExists));
169 EXPECT_FALSE(TempFileExists);
171 // I've yet to do directory iteration on Unix.
174 for (fs::directory_iterator i(".", ec), e; i != e; i.increment(ec)) {
176 errs() << ec.message() << '\n';
178 report_fatal_error("Directory iteration failed!");
184 } // anonymous namespace