describe('pack', function() it('produces an error if its parent errors', function() local observable = Rx.Observable.of(''):map(function(x) return x() end) expect(observable).to.produce.error() expect(observable:pack()).to.produce.error() end) it('wraps elements of the source in tables', function() local observable = Rx.Observable.fromTable({4, 5, 6}, ipairs, true):pack() expect(observable).to.produce({{{4, 1, n = 2}}, {{5, 2, n = 2}}, {{6, 3, n = 2}}}) end) end)