output.js

"use strict";

let value = 1;

let Base = /*#__PURE__*/function () {
  function Base() {}

  babelHelpers.createClass(Base, [{
    key: "test",
    set: function (v) {
      value = v;
    }
  }]);
  return Base;
}();

let Obj = /*#__PURE__*/function (_Base) {
  babelHelpers.inheritsLoose(Obj, _Base);

  function Obj() {
    return _Base.apply(this, arguments) || this;
  }

  var _proto = Obj.prototype;

  _proto.set = function set() {
    return this.test = 3;
  };

  return Obj;
}(Base);

Object.defineProperty(Obj.prototype, 'test', {
  value: 2,
  writable: true,
  configurable: true
});
const obj = new Obj();
expect(obj.set()).toBe(3); // This is incorrect according to the spec,
// but close enough for loose.
// expect(value).toBe(3);

expect(value).toBe(1);
expect(Base.prototype.test).toBeUndefined();
expect(Obj.prototype.test).toBe(2); // This is incorrect according to the spec,
// but close enough for loose.
// expect(obj.test).toBe(2);

expect(obj.test).toBe(3);