Jest Mock Class

jest-mock-class.js

const mock = jest.mock('@services/plaid', () => {
  const PlaidService = jest.requireActual('@services/plaid');
  return class PlaidServiceMock extends PlaidService {
    constructor() {
      super();
      this.somefn = jest.fn(() => {
        return { token: 'test' };
      });
    }
  };
});

module.exports = { mock };