Testing a React Functional Component using Enzyme

test.spec.jsx

import React from 'react';
import {shallow} from "enzyme";

const numbersArr = ["One", "Two", "Three"];

const Count123array = () => (
    <div className="my-text">
        {numbersArr[1]}
    </div>
);

describe("['One', 'Two', 'Three']", () => {
    test("Should have 'Two' as innerText", () => {
        const wrapper = shallow(<Count123array/>);
        const myText = wrapper.find(".my-text");
        expect(myText.exists()).toBe(true);
        expect(myText.text()).toBe("Two");
    })
});