salix/back/methods/notification/specs/send.spec.js

const models = require('vn-loopback/server/server').models;

describe('Notification Send()', () => {
    it('should send notification', async() => {
        const statusPending = 'pending';
        const tx = await models.NotificationQueue.beginTransaction({});
        const options = {transaction: tx};
        const filter = {
            where: {
                status: statusPending
            }
        };

        let before;
        let after;

        try {
            before = await models.NotificationQueue.find(filter, options);

            await models.Notification.send(options);

            after = await models.NotificationQueue.find(filter, options);

            await tx.rollback();
        } catch (e) {
            await tx.rollback();
            throw e;
        }

        expect(before.length).toEqual(3);
        expect(after.length).toEqual(0);
    });
});