{
  "expression": ["sqrt", ["get", "x"]],
  "inputs": [[{}, {"properties": {"x": 4}}], [{}, {"properties": {"x": 0.25}}]],
  "expected": {
    "compiled": {
      "result": "success",
      "isFeatureConstant": false,
      "isZoomConstant": true,
      "type": "number"
    },
    "outputs": [2, 0.5],
    "serialized": ["sqrt", ["number", ["get", "x"]]]
  }
}