salix/loopback/common/methods/vn-model/specs/crud.spec.js

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

describe('Model crud()', () => {
    beforeAll.mockLoopBackContext();
    let insertId;
    const barcodeModel = app.models.ItemBarcode;

    it('should inherit crud method from VnModel', () => {
        expect(barcodeModel.crud).toBeDefined();
    });

    it('should create, edit and delete an instance', async() => {
        let barcodeData = {code: '500', itemFk: '1'};
        let creates = [barcodeData];

        await barcodeModel.crud(null, null, creates);
        let instance = await barcodeModel.findOne({where: barcodeData});
        insertId = instance.id;

        expect(instance).not.toEqual(null);
        expect(instance.code).toEqual('500');

        let updates = [{
            where: {id: insertId},
            data: {code: '501', itemFk: 1}
        }];

        await barcodeModel.crud(null, updates);
        let editedInstance = await barcodeModel.findById(insertId);

        expect(editedInstance.code).toEqual('501');

        let deletes = [insertId];
        await barcodeModel.crud(deletes);
        let deletedInstance = await barcodeModel.findById(insertId);

        expect(deletedInstance).toEqual(null);
    });
});