diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/syscalls/linux/inotify.cc | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/syscalls/linux/inotify.cc b/test/syscalls/linux/inotify.cc index 195261645..1d3bef31c 100644 --- a/test/syscalls/linux/inotify.cc +++ b/test/syscalls/linux/inotify.cc @@ -782,6 +782,38 @@ TEST(Inotify, MoveWatchedTargetGeneratesEvents) { EXPECT_EQ(events[0].cookie, events[1].cookie); } +// Tests that close events are only emitted when a file description drops its +// last reference. +TEST(Inotify, DupFD) { + SKIP_IF(IsRunningWithVFS1()); + + const TempPath file = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFile()); + const FileDescriptor inotify_fd = + ASSERT_NO_ERRNO_AND_VALUE(InotifyInit1(IN_NONBLOCK)); + + const int wd = ASSERT_NO_ERRNO_AND_VALUE( + InotifyAddWatch(inotify_fd.get(), file.path(), IN_ALL_EVENTS)); + + FileDescriptor fd = ASSERT_NO_ERRNO_AND_VALUE(Open(file.path(), O_RDONLY)); + FileDescriptor fd2 = ASSERT_NO_ERRNO_AND_VALUE(fd.Dup()); + + std::vector<Event> events = + ASSERT_NO_ERRNO_AND_VALUE(DrainEvents(inotify_fd.get())); + EXPECT_THAT(events, Are({ + Event(IN_OPEN, wd), + })); + + fd.reset(); + events = ASSERT_NO_ERRNO_AND_VALUE(DrainEvents(inotify_fd.get())); + EXPECT_THAT(events, Are({})); + + fd2.reset(); + events = ASSERT_NO_ERRNO_AND_VALUE(DrainEvents(inotify_fd.get())); + EXPECT_THAT(events, Are({ + Event(IN_CLOSE_NOWRITE, wd), + })); +} + TEST(Inotify, CoalesceEvents) { const TempPath root = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir()); const FileDescriptor fd = |