#include "llvm/Support/Path.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/raw_ostream.h"
#include "gtest/gtest.h"
}
}
+TEST(Support, RelativePathIterator) {
+ SmallString<64> Path(StringRef("c/d/e/foo.txt"));
+ typedef SmallVector<StringRef, 4> PathComponents;
+ PathComponents ExpectedPathComponents;
+ PathComponents ActualPathComponents;
+
+ StringRef(Path).split(ExpectedPathComponents, "/");
+
+ for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
+ ++I) {
+ ActualPathComponents.push_back(*I);
+ }
+
+ ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
+
+ for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
+ EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
+ }
+}
+
+TEST(Support, AbsolutePathIterator) {
+ SmallString<64> Path(StringRef("/c/d/e/foo.txt"));
+ typedef SmallVector<StringRef, 4> PathComponents;
+ PathComponents ExpectedPathComponents;
+ PathComponents ActualPathComponents;
+
+ StringRef(Path).split(ExpectedPathComponents, "/");
+
+ // The root path will also be a component when iterating
+ ExpectedPathComponents[0] = "/";
+
+ for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
+ ++I) {
+ ActualPathComponents.push_back(*I);
+ }
+
+ ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
+
+ for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
+ EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
+ }
+}
+
+#ifdef LLVM_ON_WIN32
+TEST(Support, AbsolutePathIteratorWin32) {
+ SmallString<64> Path(StringRef("c:\\c\\e\\foo.txt"));
+ typedef SmallVector<StringRef, 4> PathComponents;
+ PathComponents ExpectedPathComponents;
+ PathComponents ActualPathComponents;
+
+ StringRef(Path).split(ExpectedPathComponents, "\\");
+
+ // The root path (which comes after the drive name) will also be a component
+ // when iterating.
+ ExpectedPathComponents.insert(ExpectedPathComponents.begin()+1, "\\");
+
+ for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
+ ++I) {
+ ActualPathComponents.push_back(*I);
+ }
+
+ ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
+
+ for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
+ EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
+ }
+}
+#endif // LLVM_ON_WIN32
+
class FileSystemTest : public testing::Test {
protected:
/// Unique temporary directory in which all created filesystem entities must
SmallString<128> TestDirectory;
virtual void SetUp() {
- int fd;
ASSERT_NO_ERROR(
- fs::unique_file("file-system-test-%%-%%-%%-%%/test-directory.anchor", fd,
- TestDirectory));
+ fs::createUniqueDirectory("file-system-test", TestDirectory));
// We don't care about this specific file.
- ::close(fd);
- TestDirectory = path::parent_path(TestDirectory);
errs() << "Test Directory: " << TestDirectory << '\n';
errs().flush();
}
}
};
+TEST_F(FileSystemTest, Unique) {
+ // Create a temp file.
+ int FileDescriptor;
+ SmallString<64> TempPath;
+ ASSERT_NO_ERROR(
+ fs::createTemporaryFile("prefix", "temp", FileDescriptor, TempPath));
+
+ // The same file should return an identical unique id.
+ fs::UniqueID F1, F2;
+ ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath), F1));
+ ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath), F2));
+ ASSERT_EQ(F1, F2);
+
+ // Different files should return different unique ids.
+ int FileDescriptor2;
+ SmallString<64> TempPath2;
+ ASSERT_NO_ERROR(
+ fs::createTemporaryFile("prefix", "temp", FileDescriptor2, TempPath2));
+
+ fs::UniqueID D;
+ ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath2), D));
+ ASSERT_NE(D, F1);
+ ::close(FileDescriptor2);
+
+ ASSERT_NO_ERROR(fs::remove(Twine(TempPath2)));
+
+ // Two paths representing the same file on disk should still provide the
+ // same unique id. We can test this by making a hard link.
+ ASSERT_NO_ERROR(fs::create_hard_link(Twine(TempPath), Twine(TempPath2)));
+ fs::UniqueID D2;
+ ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath2), D2));
+ ASSERT_EQ(D2, F1);
+
+ ::close(FileDescriptor);
+
+ SmallString<128> Dir1;
+ ASSERT_NO_ERROR(
+ fs::createUniqueDirectory("dir1", Dir1));
+ ASSERT_NO_ERROR(fs::getUniqueID(Dir1.c_str(), F1));
+ ASSERT_NO_ERROR(fs::getUniqueID(Dir1.c_str(), F2));
+ ASSERT_EQ(F1, F2);
+
+ SmallString<128> Dir2;
+ ASSERT_NO_ERROR(
+ fs::createUniqueDirectory("dir2", Dir2));
+ ASSERT_NO_ERROR(fs::getUniqueID(Dir2.c_str(), F2));
+ ASSERT_NE(F1, F2);
+}
+
TEST_F(FileSystemTest, TempFiles) {
// Create a temp file.
int FileDescriptor;
SmallString<64> TempPath;
ASSERT_NO_ERROR(
- fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath));
+ fs::createTemporaryFile("prefix", "temp", FileDescriptor, TempPath));
// Make sure it exists.
bool TempFileExists;
// Create another temp tile.
int FD2;
SmallString<64> TempPath2;
- ASSERT_NO_ERROR(fs::unique_file("%%-%%-%%-%%.temp", FD2, TempPath2));
+ ASSERT_NO_ERROR(fs::createTemporaryFile("prefix", "temp", FD2, TempPath2));
+ ASSERT_TRUE(TempPath2.endswith(".temp"));
ASSERT_NE(TempPath.str(), TempPath2.str());
fs::file_status A, B;
ASSERT_NO_ERROR(fs::status(Twine(TempPath2), B));
EXPECT_FALSE(fs::equivalent(A, B));
- // Try to copy the first to the second.
- EXPECT_EQ(
- fs::copy_file(Twine(TempPath), Twine(TempPath2)), errc::file_exists);
-
::close(FD2);
- // Try again with the proper options.
- ASSERT_NO_ERROR(fs::copy_file(Twine(TempPath), Twine(TempPath2),
- fs::copy_option::overwrite_if_exists));
+
// Remove Temp2.
ASSERT_NO_ERROR(fs::remove(Twine(TempPath2), TempFileExists));
EXPECT_TRUE(TempFileExists);
+ error_code EC = fs::status(TempPath2.c_str(), B);
+ EXPECT_EQ(EC, errc::no_such_file_or_directory);
+ EXPECT_EQ(B.type(), fs::file_type::file_not_found);
+
// Make sure Temp2 doesn't exist.
ASSERT_NO_ERROR(fs::exists(Twine(TempPath2), TempFileExists));
EXPECT_FALSE(TempFileExists);
+ SmallString<64> TempPath3;
+ ASSERT_NO_ERROR(fs::createTemporaryFile("prefix", "", TempPath3));
+ ASSERT_FALSE(TempPath3.endswith("."));
+
// Create a hard link to Temp1.
ASSERT_NO_ERROR(fs::create_hard_link(Twine(TempPath), Twine(TempPath2)));
bool equal;
"abcdefghijklmnopqrstuvwxyz5abcdefghijklmnopqrstuvwxyz4"
"abcdefghijklmnopqrstuvwxyz3abcdefghijklmnopqrstuvwxyz2"
"abcdefghijklmnopqrstuvwxyz1abcdefghijklmnopqrstuvwxyz0";
- EXPECT_EQ(fs::unique_file(Twine(Path270), FileDescriptor, TempPath),
+ EXPECT_EQ(fs::createUniqueFile(Twine(Path270), FileDescriptor, TempPath),
windows_error::path_not_found);
#endif
}
SmallString<128> file_pathname(TestDirectory);
path::append(file_pathname, i->filename);
std::string ErrMsg;
- raw_fd_ostream file(file_pathname.c_str(), ErrMsg,
- raw_fd_ostream::F_Binary);
+ raw_fd_ostream file(file_pathname.c_str(), ErrMsg, sys::fs::F_Binary);
ASSERT_FALSE(file.has_error());
StringRef magic(i->magic_str, i->magic_str_len);
file << magic;
}
}
-#if !defined(_WIN32) // FIXME: Win32 has different permission schema.
-TEST_F(FileSystemTest, Permissions) {
- // Create a temp file.
- int FileDescriptor;
- SmallString<64> TempPath;
- ASSERT_NO_ERROR(
- fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath));
-
- // Mark file as read-only
- const fs::perms AllWrite = fs::owner_write|fs::group_write|fs::others_write;
- ASSERT_NO_ERROR(fs::permissions(Twine(TempPath), fs::remove_perms|AllWrite));
-
- // Verify file is read-only
- fs::file_status Status;
- ASSERT_NO_ERROR(fs::status(Twine(TempPath), Status));
- bool AnyWriteBits = (Status.permissions() & AllWrite);
- EXPECT_FALSE(AnyWriteBits);
-
- // Mark file as read-write
- ASSERT_NO_ERROR(fs::permissions(Twine(TempPath), fs::add_perms|AllWrite));
-
- // Verify file is read-write
- ASSERT_NO_ERROR(fs::status(Twine(TempPath), Status));
- AnyWriteBits = (Status.permissions() & AllWrite);
- EXPECT_TRUE(AnyWriteBits);
+#ifdef LLVM_ON_WIN32
+TEST_F(FileSystemTest, CarriageReturn) {
+ SmallString<128> FilePathname(TestDirectory);
+ std::string ErrMsg;
+ path::append(FilePathname, "test");
+
+ {
+ raw_fd_ostream File(FilePathname.c_str(), ErrMsg);
+ EXPECT_EQ(ErrMsg, "");
+ File << '\n';
+ }
+ {
+ OwningPtr<MemoryBuffer> Buf;
+ MemoryBuffer::getFile(FilePathname, Buf);
+ EXPECT_EQ(Buf->getBuffer(), "\r\n");
+ }
+
+ {
+ raw_fd_ostream File(FilePathname.c_str(), ErrMsg, sys::fs::F_Binary);
+ EXPECT_EQ(ErrMsg, "");
+ File << '\n';
+ }
+ {
+ OwningPtr<MemoryBuffer> Buf;
+ MemoryBuffer::getFile(FilePathname, Buf);
+ EXPECT_EQ(Buf->getBuffer(), "\n");
+ }
}
#endif
int FileDescriptor;
SmallString<64> TempPath;
ASSERT_NO_ERROR(
- fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath));
+ fs::createTemporaryFile("prefix", "temp", FileDescriptor, TempPath));
// Map in temp file and add some content
error_code EC;
StringRef Val("hello there");