cucumber-protractor/uiTestHelpers/stepDefinitions/checks/checkIsSelected.js

POM CukeTractor - Bootstrap your cucumber tests with cucumber, protractor and a structured way of creating page objects and component objects

module.exports = function checkIsSelected(locatorKey, isNotSelected) {
  const el = this.getCurrentPage().getElement(locatorKey);

  return isNotSelected ?
    expect(el.isSelected()).to.eventually.equal(false) :
    expect(el.isSelected()).to.eventually.equal(true);
};