[PATCH v2 0/4] MR3675: dmsynth/tests: Test the synthesizer components and render some samples from MIDI.

[Rémi Bernon]

--
  v2: dmsynth/tests: Test DirectMusicSynth class in isolation.
      dmsynth/tests: Test DirectMusicSynthSink class in isolation.
      dmsynth/tests: Import and use a check_interface helper.
      dmsynth/tests: Avoid dynamic format string.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/3675