{
  "expression": ["array", "number", null, ["get", "x"], ["literal", [0]]],
  "inputs": [
    [{}, {}],
    [{}, {"properties": {"x": []}}],
    [{}, {"properties": {"x": ["1"]}}]
  ],
  "expected": {
    "compiled": {
      "result": "success",
      "isFeatureConstant": false,
      "isZoomConstant": true,
      "type": "array<number>"
    },
    "outputs": [
      [0],
      [],
      [0]
    ],
    "serialized": ["array", "number", null, ["get", "x"], ["literal", [0]]]
  }
}