text: const { Order } = require('./Order');
  
  describe('Order', () => {
    describe('validation', () => {
      it('returns true if required fields are passed in', () => {
        expect(
          new Order({
            documentTitle: 'Order to Eat Cake',
            documentType: 'Order',
            orderBody: 'some text',
          }).isValid(),
        ).toBeTruthy();
      });
      it('returns false if nothing is passed in', () => {
        expect(new Order({}).isValid()).toBeFalsy();
      });
    });
  });
  