Processing queue allocation test:
chunk null_context: depth=0
  chunk struct osmo_gapk_pq 'q3': depth=1
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q2': depth=1
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q1': depth=1
    chunk .name: depth=2
  chunk struct osmo_gapk_pq: depth=1

Item allocation test:
chunk null_context: depth=0
  chunk struct osmo_gapk_pq 'q3': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk struct osmo_gapk_pq_item: depth=2
    chunk struct osmo_gapk_pq_item: depth=2
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q2': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk struct osmo_gapk_pq_item: depth=2
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q1': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk .name: depth=2
  chunk struct osmo_gapk_pq: depth=1

Queue preparation test:
chunk null_context: depth=0
  chunk struct osmo_gapk_pq 'q3': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk struct osmo_gapk_pq_item: depth=2
      chunk .buffer: depth=3
    chunk struct osmo_gapk_pq_item: depth=2
      chunk .buffer: depth=3
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q2': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk struct osmo_gapk_pq_item: depth=2
    chunk .name: depth=2
  chunk struct osmo_gapk_pq 'q1': depth=1
    chunk struct osmo_gapk_pq_item: depth=2
    chunk .name: depth=2
  chunk struct osmo_gapk_pq: depth=1

Queue description test:
Queue q3 description: source/file -> proc/dummy -> sink/alsa
Queue q2 description: source/dummy -> sink/dummy
Queue q1 description: dummy/dummy

Processing queue execution test:
Incoming data: 0 1 2 3 4 5 6 7 8 9 
Outgoing data: 0 1 0 1 0 1 0 1 0 1 

Processing queue exit callback test:
Calling exit callback for 'source/file'
Calling exit callback for 'proc/dummy'
Calling exit callback for 'sink/alsa'

Processing queue deallocation test:
chunk null_context: depth=0