gstreamer/pad: Add a probe test

parent d470881a
Pipeline #37407 passed with stages
in 16 minutes and 10 seconds
......@@ -1490,4 +1490,82 @@ mod tests {
assert_eq!(receiver.recv().unwrap(), 3);
}
#[test]
fn test_probe() {
::init().unwrap();
let (major, minor, micro, _) = ::version();
let pad = ::Pad::new(Some("src"), ::PadDirection::Src);
let events = Arc::new(Mutex::new(Vec::new()));
let buffers = Arc::new(Mutex::new(Vec::new()));
let flow_override = if (major, minor, micro) >= (1, 16, 1) {
FlowReturn::Eos
} else {
// Broken on 1.16.0
// https://gitlab.freedesktop.org/gstreamer/gstreamer/merge_requests/151
FlowReturn::Ok
};
{
let events = events.clone();
pad.add_probe(::PadProbeType::EVENT_DOWNSTREAM, move |_, info| {
if let Some(PadProbeData::Event(event)) = &info.data {
let mut events = events.lock().unwrap();
events.push(event.clone());
} else {
unreachable!();
}
::PadProbeReturn::Ok
});
}
{
let buffers = buffers.clone();
let flow_override = flow_override;
pad.add_probe(::PadProbeType::BUFFER, move |_, info| {
if let Some(PadProbeData::Buffer(buffer)) = info.data.take() {
let mut buffers = buffers.lock().unwrap();
info.flow_ret = if buffers.is_empty() {
FlowReturn::Ok
} else {
flow_override
};
buffers.push(buffer);
} else {
unreachable!();
}
::PadProbeReturn::Handled
});
}
pad.set_active(true).unwrap();
assert!(pad.push_event(::Event::new_stream_start("test").build()));
let segment = ::FormattedSegment::<::ClockTime>::new();
assert!(pad.push_event(::Event::new_segment(segment.as_ref()).build()));
assert_eq!(pad.push(::Buffer::new()), Ok(FlowSuccess::Ok));
assert_eq!(pad.push(::Buffer::new()), flow_override.into_result());
let events = events.lock().unwrap();
let buffers = buffers.lock().unwrap();
assert_eq!(events.len(), 2);
assert_eq!(buffers.len(), 2);
assert_eq!(events[0].get_type(), ::EventType::StreamStart);
assert_eq!(events[1].get_type(), ::EventType::Segment);
assert!(
buffers.iter().all(|b| b.is_writable()),
"A buffer ref leaked!"
);
drop(pad); // Need to drop the pad first to unref sticky events
assert!(
events.iter().all(|e| e.is_writable()),
"An event ref leaked!"
);
}
}
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