Add tests for eventfd/timerfd/inotify operations that should return ESPIPE.

PiperOrigin-RevId: 318585377

1 files changed, 12 insertions, 11 deletions

diff --git a/test/syscalls/linux/eventfd.cc b/test/syscalls/linux/eventfd.cc
index 548b05a64..dc794415e 100644
--- a/test/syscalls/linux/eventfd.cc
+++ b/test/syscalls/linux/eventfd.cc
@@ -100,20 +100,21 @@ TEST(EventfdTest, SmallRead) {
   ASSERT_THAT(read(efd.get(), &l, 4), SyscallFailsWithErrno(EINVAL));
 }
 
-TEST(EventfdTest, PreadIllegalSeek) {
-  FileDescriptor efd =
-      ASSERT_NO_ERRNO_AND_VALUE(NewEventFD(0, EFD_NONBLOCK | EFD_SEMAPHORE));
-
-  uint64_t l = 0;
-  ASSERT_THAT(pread(efd.get(), &l, 4, 0), SyscallFailsWithErrno(ESPIPE));
+TEST(EventfdTest, IllegalSeek) {
+  FileDescriptor efd = ASSERT_NO_ERRNO_AND_VALUE(NewEventFD(0, 0));
+  EXPECT_THAT(lseek(efd.get(), 0, SEEK_SET), SyscallFailsWithErrno(ESPIPE));
 }
 
-TEST(EventfdTest, PwriteIllegalSeek) {
-  FileDescriptor efd =
-      ASSERT_NO_ERRNO_AND_VALUE(NewEventFD(0, EFD_NONBLOCK | EFD_SEMAPHORE));
+TEST(EventfdTest, IllegalPread) {
+  FileDescriptor efd = ASSERT_NO_ERRNO_AND_VALUE(NewEventFD(0, 0));
+  int l;
+  EXPECT_THAT(pread(efd.get(), &l, sizeof(l), 0),
+              SyscallFailsWithErrno(ESPIPE));
+}
 
-  uint64_t l = 0;
-  ASSERT_THAT(pwrite(efd.get(), &l, 4, 0), SyscallFailsWithErrno(ESPIPE));
+TEST(EventfdTest, IllegalPwrite) {
+  FileDescriptor efd = ASSERT_NO_ERRNO_AND_VALUE(NewEventFD(0, 0));
+  EXPECT_THAT(pwrite(efd.get(), "x", 1, 0), SyscallFailsWithErrno(ESPIPE));
 }
 
 TEST(EventfdTest, BigWrite) {