RTL setup() with default and overridable props

mycomponent.test.js

import { render, screen } from "@testing-library/react";
import { MyComponent } from "./MyComponent";

const defaultProps = {
  size: "large",
  color: "salmon",
  butiful: true,
};

const setup = (overrideProps) -> {
  const props = {
    ...defaultProps,
    ...overrideProps
  };

  return render(<MyComponent {...props} />);
};

describe("MyComponent", () => {
  it("should render a butiful component", () => {
    const { getByText } = setup();

    expect(getByText(/I am butiful/i)).toBeInTheDocument();
  });

  it("should render an ugly component", () => {
    const { getByText } = setup({ butiful: false });
    
    expect(queryByText(/I am butiful/i)).not.toBeInTheDocument();
  });
});