From d8c330254a7df21cb5edac3440b62a512fcc8d2d Mon Sep 17 00:00:00 2001
From: gVisor bot <gvisor-bot@google.com>
Date: Thu, 28 Jan 2021 12:22:00 -0800
Subject: Add O_PATH support in vfs2

PiperOrigin-RevId: 354367665
---
 test/syscalls/linux/truncate.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'test/syscalls/linux/truncate.cc')

diff --git a/test/syscalls/linux/truncate.cc b/test/syscalls/linux/truncate.cc
index bfc95ed38..17832c47d 100644
--- a/test/syscalls/linux/truncate.cc
+++ b/test/syscalls/linux/truncate.cc
@@ -196,6 +196,16 @@ TEST(TruncateTest, FtruncateNonWriteable) {
   EXPECT_THAT(ftruncate(fd.get(), 0), SyscallFailsWithErrno(EINVAL));
 }
 
+TEST(TruncateTest, FtruncateWithOpath) {
+  SKIP_IF(IsRunningWithVFS1());
+  auto temp_file = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFileWith(
+      GetAbsoluteTestTmpdir(), absl::string_view(), 0555 /* mode */));
+  const FileDescriptor fd =
+      ASSERT_NO_ERRNO_AND_VALUE(Open(temp_file.path(), O_PATH));
+  EXPECT_THAT(ftruncate(fd.get(), 0), AnyOf(SyscallFailsWithErrno(EBADF),
+                                            SyscallFailsWithErrno(EINVAL)));
+}
+
 // ftruncate(2) should succeed as long as the file descriptor is writeable,
 // regardless of whether the file permissions allow writing.
 TEST(TruncateTest, FtruncateWithoutWritePermission_NoRandomSave) {
-- 
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