implementation("io.github.jamal-wia:kmptoolkit-audio-player-testing:1.0.1")Test fixtures for kmptoolkit-audio-player: FakePlaybackEngine, an in-memory PlaybackEngine you drive by hand — fail a load, advance the playhead, fire completion — so code that consumes AudioPlayer can be tested without a device, a simulator, or an audio file. Pick this module as a testImplementation dependency alongside kmptoolkit-audio-player.