Add O_PATH support in vfs2

PiperOrigin-RevId: 354367665

1 files changed, 12 insertions, 0 deletions

diff --git a/test/syscalls/linux/fchdir.cc b/test/syscalls/linux/fchdir.cc
index 08bcae1e8..c6675802d 100644
--- a/test/syscalls/linux/fchdir.cc
+++ b/test/syscalls/linux/fchdir.cc
@@ -71,6 +71,18 @@ TEST(FchdirTest, NotDir) {
   EXPECT_THAT(close(fd), SyscallSucceeds());
 }
 
+TEST(FchdirTest, FchdirWithOpath) {
+  SKIP_IF(IsRunningWithVFS1());
+  auto temp_dir = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir());
+  FileDescriptor fd = ASSERT_NO_ERRNO_AND_VALUE(Open(temp_dir.path(), O_PATH));
+  ASSERT_THAT(open(temp_dir.path().c_str(), O_DIRECTORY | O_PATH),
+              SyscallSucceeds());
+
+  EXPECT_THAT(fchdir(fd.get()), SyscallSucceeds());
+  // Change CWD to a permanent location as temp dirs will be cleaned up.
+  EXPECT_THAT(chdir("/"), SyscallSucceeds());
+}
+
 }  // namespace
 
 }  // namespace testing