OpenMediaCenter/src/elements/VideoContainer/VideoContainer.test.js

import {shallow} from "enzyme";
import React from "react";
import VideoContainer from "./VideoContainer";

describe('<VideoContainer/>', function () {
    it('renders without crashing ', function () {
        const wrapper = shallow(<VideoContainer data={[]}/>);
        wrapper.unmount();
    });

    it('inserts tiles correctly if enough available', () => {
        const wrapper = shallow(<VideoContainer data={[
            {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}
        ]}/>);
        expect(wrapper.find('Preview')).toHaveLength(16);
    });

    it('inserts tiles correctly if not enough available', () => {
        const wrapper = shallow(<VideoContainer data={[
            {}, {}, {}, {}
        ]}/>);
        expect(wrapper.find('Preview')).toHaveLength(4);
    });

    it('no items available', () => {
        const wrapper = shallow(<VideoContainer data={[]}/>);
        expect(wrapper.find('Preview')).toHaveLength(0);
        expect(wrapper.find(".maincontent").text()).toBe("no items to show!");
    });
});