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

describe('invoiceOut delete()', () => {
    const invoiceOutId = 2;
    let originalInvoiceOut;
    let originalTicket;
    const userId = 106;
    const activeCtx = {
        accessToken: {userId: userId},
    };

    it('should check that there is one ticket in the target invoiceOut', async() => {
        const invoiceOut = await app.models.InvoiceOut.findById(invoiceOutId);
        const tickets = await app.models.Ticket.find({where: {refFk: invoiceOut.ref}});

        expect(tickets.length).toEqual(1);
        expect(tickets[0].id).toEqual(3);
    });

    it(`should delete the target invoiceOut then check the ticket doesn't have a refFk anymore`, async() => {
        spyOn(LoopBackContext, 'getCurrentContext').and.returnValue({
            active: activeCtx
        });
        originalInvoiceOut = await app.models.InvoiceOut.findById(invoiceOutId);
        await app.models.InvoiceOut.delete(invoiceOutId);
        originalTicket = await app.models.Ticket.findById(3);
        const deletedInvoiceOut = await app.models.InvoiceOut.findById(invoiceOutId);

        expect(deletedInvoiceOut).toBeNull();
        expect(originalTicket.refFk).toBeNull();

        // restores
        const restoredInvoiceOut = await app.models.InvoiceOut.create(originalInvoiceOut);
        await restoredInvoiceOut.updateAttribute('ref', originalInvoiceOut.ref);
        await originalTicket.updateAttribute('refFk', restoredInvoiceOut.ref);
    });
});