def pytestcase_seek_event_future_npy(tmpdir): """Tests seeking at a define position (after n events)""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_future", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_event(3) assert record.current_event_index() == 0 + 3 assert record.done is False # current_time should be the timestamp of the fourth event assert record.current_time == 100000
def pytestcase_seek_event_too_large_npy(tmpdir): """Tests seeking in the file after a number of events superior to the number of events in the whole file""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_too_large", "99999 0 BB_CREATE 7 96 102 22 21 0.3\n" "99999 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.seek_event(900) assert record.current_event_index() == 0 + 7 assert record.done # current_time should be last event timestamp + 1 assert record.current_time == 199999 + 1
def pytestcase_seek_event_negative_npy(tmpdir): """Tests seeking in the file after a negative number of events""" filename, bboxes = create_temporary_npy_file( tmpdir, "seek_event_negative", "100 0 BB_CREATE 7 96 102 22 21 0.3\n" "200 2 BB_CREATE 7 127 87 53 53 0.3\n" "99999 3 BB_CREATE 7 141 81 119 78 0.7\n" "100000 4 BB_CREATE 7 97 102 22 21 0.3\n" "100001 5 BB_CREATE 6 8 69 51 53 0.6\n" "199998 6 BB_CREATE 7 127 87 53 53 0.4\n" "199999 7 BB_CREATE 7 141 81 119 78 0.7\n") record = EventNpyReader(filename) assert record.current_event_index() == 0 assert record.event_count() == 7 assert record.current_time == 0 record.load_n_events(6) assert record.current_event_index() == 0 + 6 assert record.done is False # current_time should be the timestamp of the seventh event assert record.current_time == 199999 events = record.seek_event(-4) assert record.current_event_index() == 0 + 0 assert record.done is False assert record.current_time == 0