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frigate/frigate/test/test_timeline.py
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import unittest
from unittest.mock import MagicMock, patch
from frigate.events.types import EventStateEnum
from frigate.models import Timeline
from frigate.timeline import TimelineProcessor
def make_event(has_clip: bool, has_snapshot: bool) -> dict:
return {
"id": "event-1",
"frame_time": 1000.0,
"box": [0, 0, 10, 10],
"region": [0, 0, 100, 100],
"label": "car",
"sub_label": None,
"score": 0.8,
"has_clip": has_clip,
"has_snapshot": has_snapshot,
"current_zones": [],
"stationary": False,
"attributes": {},
"current_attributes": [],
}
class TestTimelineProcessor(unittest.TestCase):
def setUp(self):
camera_config = MagicMock()
camera_config.detect.width = 1280
camera_config.detect.height = 720
config = MagicMock()
config.cameras.get.return_value = camera_config
self.processor = TimelineProcessor(config, MagicMock(), MagicMock())
@patch.object(Timeline, "insert")
def test_unsaved_event_writes_no_timeline_rows(self, insert):
event = make_event(has_clip=False, has_snapshot=False)
self.processor.handle_object_detection(
"front", EventStateEnum.start, None, event
)
self.processor.handle_object_detection(
"front", EventStateEnum.end, event, event
)
insert.assert_not_called()
self.assertEqual(self.processor.pre_event_cache, {})
@patch.object(Timeline, "insert")
def test_cached_entries_flush_when_event_is_saved(self, insert):
start = make_event(has_clip=False, has_snapshot=False)
self.processor.handle_object_detection(
"front", EventStateEnum.start, None, start
)
insert.assert_not_called()
end = make_event(has_clip=True, has_snapshot=False)
self.processor.handle_object_detection("front", EventStateEnum.end, start, end)
class_types = [c.args[0][Timeline.class_type] for c in insert.call_args_list]
self.assertEqual(class_types, ["visible", "gone"])
self.assertEqual(self.processor.pre_event_cache, {})
if __name__ == "__main__":
unittest.main()