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

describe('sale deleteSales()', () => {
    beforeAll(async() => {
        const activeCtx = {
            accessToken: {userId: 9},
            http: {
                req: {
                    headers: {origin: 'http://localhost'}
                }
            }
        };
        spyOn(LoopBackContext, 'getCurrentContext').and.returnValue({
            active: activeCtx
        });
    });

    it('should throw an error if the ticket of the given sales is not editable', async() => {
        const tx = await models.Sale.beginTransaction({});

        let error;
        try {
            const options = {transaction: tx};

            const ctx = {
                req: {
                    accessToken: {userId: 9},
                    headers: {origin: 'localhost:5000'},
                    __: () => {}
                }
            };

            const sales = [{id: 1, instance: 0}, {id: 2, instance: 1}];
            const ticketId = 2;

            await models.Sale.deleteSales(ctx, sales, ticketId, options);

            await tx.rollback();
        } catch (e) {
            await tx.rollback();
            error = e;
        }

        expect(error).toEqual(new Error(`The sales of this ticket can't be modified`));
    });

    it('should delete the sale', async() => {
        const tx = await models.Sale.beginTransaction({});

        try {
            const options = {transaction: tx};

            const ctx = {
                req: {
                    accessToken: {userId: 9},
                    headers: {origin: 'localhost:5000'},
                    __: () => {}
                }
            };
            const sale = await models.Sale.findOne({where: {id: 9}}, options);
            sale.id = null;
            const newSale = await models.Sale.create(sale, options);

            const sales = [{id: newSale.id, instance: 0}];
            const ticketId = 16;

            const deletions = await models.Sale.deleteSales(ctx, sales, ticketId, options);

            expect(deletions).toEqual([{count: 1}]);

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