{
  "expression": ["atan", 1],
  "inputs": [[{}, {}]],
  "expected": {
    "compiled": {
      "result": "success",
      "isFeatureConstant": true,
      "isZoomConstant": true,
      "type": "number"
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    "outputs": [0.785398],
    "serialized": 0.7853981633974483
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}