medium-text-exists-right-way.ts

import { render } from "@testing-library/react";
import { UserProfile } from "./User";

it("doesn't shows the premium features", () => {
  const { queryByTestId } = render(
    <UserProfile user={{ name: "Sheldon", isPremiumUser: false }} />
  );

  expect(queryByTestId("premiumFeatures")).toBeFalsy(); //passes
});