Common test helpers for sending device event and checking that no state change happens
COmmon test helper to make sure device error sends implementations to ERROR state
Add test to make sure that spurious status events do not get sent
Common test helper for making tests for spurious status events
Add device event tests for BUFFERING state
Device event tests for PLAYING state
Add device event tests for PAUSED state
Add device event tests for COMPLETE state
Remove commented test
Merge branch 'new-media-api' of https://github.com/fmtvp/tal into new-media-api