salix/services/loopback/common/methods/sale/specs/priceDifference.spec.js

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

describe('sale priceDifference()', () => {
    it('should call the priceDifference method and return a NO_AGENCY_AVAILABLE signal error', done => {
        let data = {
            landed: Date.now(),
            addressFk: 121, 
            agencyModeFk: 1,
            warehouseFk: 1
        };
        app.models.Sale.priceDifference(1, data)
            .catch(response => {
                expect(response).toEqual(new Error('ER_SIGNAL_EXCEPTION: NO_AGENCY_AVAILABLE'));
                done();
            });
    });
});