Method getter

lib/internal/test_runner/mock/mock.js:564–590

* Mocks a getter method of an object. * This is a syntax sugar for the MockTracker.method with options.getter set to true * @param {object} object - The target object. * @param {string} methodName - The name of the getter method to be mocked. * @param {Function} [implementation] - An opt

(
    object,
    methodName,
    implementation = kDefaultFunction,
    options = kEmptyObject,
  )

   * @returns {ProxyConstructor} The mock method tracker.
   */
  getter(
    object,
    methodName,
    implementation = kDefaultFunction,
    options = kEmptyObject,
  ) {
    if (implementation !== null && typeof implementation === 'object') {
      options = implementation;
      implementation = kDefaultFunction;
    } else {
      validateObject(options, 'options');
    }

    const { getter = true } = options;

    if (getter === false) {
      throw new ERR_INVALID_ARG_VALUE(
        'options.getter', getter, 'cannot be false',
      );
    }

    return this.method(object, methodName, implementation, {
      __proto__: null,
      ...options,
      getter,
    });
  }

  /**
   * Mocks a setter method of an object.