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test: abort litest_wait_for_events() if we don't get events after 2s

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Previously we kept polling but this just delays what will almost
certainly be a failure anyway - none of our tests require even 2000ms
for an event to arrive.

Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1169>
This commit is contained in:
Peter Hutterer 2025-03-31 12:06:45 +10:00 • committed by Marge Bot
parent 35b223aa8e
commit 978871c450
1 changed files with 17 additions and 1 deletions
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18
test/litest.c
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@ -3465,17 +3465,33 @@ _litest_wait_for_event_of_type(struct libinput *li,
fds.events = POLLIN;
fds.revents = 0;
const int timeout = 2000;
uint64_t expiry = 0;
int rc = now_in_us(&expiry);
expiry += ms2us(timeout);
litest_assert_errno_success(rc);
while (1) {
size_t i;
struct libinput_event *event;
enum libinput_event_type type;
while ((type = libinput_next_event_type(li)) == LIBINPUT_EVENT_NONE) {
int rc = poll(&fds, 1, 2000);
int rc = poll(&fds, 1, timeout);
litest_assert_errno_success(rc);
litest_assert_int_gt(rc, 0);
libinput_dispatch(li);
}
if (type == LIBINPUT_EVENT_NONE) {
uint64_t now;
now_in_us(&now);
if (now > expiry) {
litest_abort_msg("Waited >%dms for events, but no events are pending",
timeout);
}
}
/* no event mask means wait for any event */
if (ntypes == 0)
return;