{
  "tracks": [
    "House/First.mp3",
    "House/Second.m4a",
    "Open Format/Third.wav",
    "Open Format/Fourth.aif",
    "Classics/Fifth.mp3",
    "Classics/Sixth.flac",
    "Warmup/Seventh.mp3",
    "Warmup/Eighth.mp3",
    "Renamed/New Name.mp3",
    "Bonus/Ninth.MP3"
  ],
  "crates": [
    {
      "name": "House.crate",
      "type": "static",
      "references": ["House/First.mp3", "House/Second.m4a", "House/Missing.mp3"]
    },
    {
      "name": "Open Format.crate",
      "type": "static",
      "references": ["Open Format/Third.wav", "Open Format/Fourth.aif"]
    },
    {
      "name": "Classics.crate",
      "type": "static",
      "references": ["Classics/Fifth.mp3", "Classics/Sixth.flac"]
    },
    {
      "name": "Renamed Tracks.crate",
      "type": "static",
      "references": ["Renamed/Old Name.mp3"]
    },
    {
      "name": "Bonus.crate",
      "type": "static",
      "references": ["Bonus/Ninth.MP3"]
    },
    {
      "name": "Compatible by key.crate",
      "type": "smart",
      "references": ["House/First.mp3", "House/Second.m4a"]
    },
    {
      "name": "Smart Warmup.crate",
      "type": "smart",
      "references": ["Warmup/Seventh.mp3", "Warmup/Eighth.mp3"]
    }
  ],
  "expected": {
    "disk_tracks": 10,
    "crate_references": 13,
    "missing_by_filename": ["Missing.mp3", "Old Name.mp3"]
  }
}