nodejs/test/parallel/test-vm-create-context-accessors.js

// Copyright Joyent, Inc. and other Node contributors.
//
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// copy of this software and associated documentation files (the
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// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
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// in all copies or substantial portions of the Software.
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'use strict';
require('../common');
const assert = require('assert');
const vm = require('vm');

let ctx = {};

Object.defineProperty(ctx, 'getter', {
  get: function() {
    return 'ok';
  }
});

let val;
Object.defineProperty(ctx, 'setter', {
  set: function(_val) {
    val = _val;
  },
  get: function() {
    return `ok=${val}`;
  }
});

ctx = vm.createContext(ctx);

const result = vm.runInContext('setter = "test";[getter,setter]', ctx);
assert.strictEqual(result[0], 'ok');
assert.strictEqual(result[1], 'ok=test');