rive-react/test/Rive.test.tsx

import React from 'react';
import RiveComponent from '../src/components/Rive';
import {render} from '@testing-library/react'

jest.mock('@rive-app/canvas', () => ({
  Rive: jest.fn().mockImplementation(() => ({
    on: jest.fn(),
    stop: jest.fn(),
  })),
  Layout: jest.fn(),
  Fit: {
    Cover: 'cover',
  },
  Alignment: {
    Center: 'center',
  },
  EventType: {
    Load: 'load',
  },
  StateMachineInputType: {
    Number: 1,
    Boolean: 2,
    Trigger: 3,
  },
}));

describe('Rive Component', () => {
  it('renders the component as a canvas and a div wrapper', () => {
    const {container, getByLabelText} = render(<RiveComponent src="foo.riv" className="container-styles" aria-label="Foo label" />);
    expect(container.firstChild).toHaveClass('container-styles');
    expect(getByLabelText('Foo label').tagName).toEqual('CANVAS');
  });
});