salix/services/loopback/common/methods/order/specs/getTotalVolume.spec.js

const app = require(`${servicesDir}/order/server/server`);

describe('order getTotalVolume()', () => {
    it('should return the total', async() => {
        let result = await app.models.Order.getTotalVolume(1);

        expect(result.totalVolume).toEqual(0.078);
        expect(result.totalBoxes).toBeFalsy();
    });
});