{
  "function": "keyToAction",
  "cases": [
    {
      "name": "space-toggles-pause",
      "args": [
        " "
      ],
      "expected": {
        "tag": "TogglePause"
      }
    },
    {
      "name": "r-restarts",
      "args": [
        "r"
      ],
      "expected": {
        "tag": "Restart"
      }
    },
    {
      "name": "R-restarts",
      "args": [
        "R"
      ],
      "expected": {
        "tag": "Restart"
      }
    },
    {
      "name": "ArrowUp-still-turns-up",
      "args": [
        "ArrowUp"
      ],
      "expected": {
        "tag": "Turn",
        "dir": "Up"
      }
    },
    {
      "name": "d-still-turns-right",
      "args": [
        "d"
      ],
      "expected": {
        "tag": "Turn",
        "dir": "Right"
      }
    },
    {
      "name": "Enter-is-not-bound",
      "args": [
        "Enter"
      ],
      "expected": null
    },
    {
      "name": "empty-string-is-not-bound",
      "args": [
        ""
      ],
      "expected": null
    }
  ]
}