foo.js

const data = { name: 'Apple', type: 'Fruit', color: 'red' } 

class Fruit {
  constructor(data) {
    this.data = data
  }
  
  isRed() {
    this.color === 'red';
  }
  
}

const apple = new Fruit(data);

assert(apple.isRed());
assert(apple.name, 'Apple');

const inputData = { name: 'Apple', type: 'Fruit', color: 'red' } 

class Fruit {
  constructor(data) {
    const { name, type, color } = data;
    this.name = name;
    this.type = type;
    this.color = color;
  }
  
  isRed() {
    return this.color === 'red';
  }
  
}

(function() {
  let apple = new Fruit(inputData);
  
  function assert(left, right) {
    if (left !== right) {
      console.error("expected", left, "to be", right);
    }
  }
  
  console.log(apple)
  
  assert(apple.isRed(), true);
  assert(apple.name, 'Apple');
})()