{
  "function": "lifeKey",
  "cases": [
    {"name":"space-toggles-pause","args":[" "],"expected":{"tag":"TogglePause"}},
    {"name":"n-steps","args":["n"],"expected":{"tag":"Step"}},
    {"name":"N-steps","args":["N"],"expected":{"tag":"Step"}},
    {"name":"c-clears","args":["c"],"expected":{"tag":"Clear"}},
    {"name":"C-clears","args":["C"],"expected":{"tag":"Clear"}},
    {"name":"r-randomizes","args":["r"],"expected":{"tag":"Randomize"}},
    {"name":"R-randomizes","args":["R"],"expected":{"tag":"Randomize"}},
    {"name":"ArrowUp-is-not-bound","args":["ArrowUp"],"expected":null},
    {"name":"Enter-is-not-bound","args":["Enter"],"expected":null},
    {"name":"constructor-is-not-bound","args":["constructor"],"expected":null},
    {"name":"toString-is-not-bound","args":["toString"],"expected":null},
    {"name":"empty-string-is-not-bound","args":[""],"expected":null}
  ]
}