tumbleweed

Results 2 issues of tumbleweed

```js describe('priorityQueue Test:', () => { it('should return correct priorityQueue results:', () => { const pq = new PriorityQueue(); pq.add(1); pq.add(2); pq.add(3); pq.add(4); expect(pq.toString()).toBe('1,2,3,4'); expect(pq.poll()).toBe(1); expect(pq.poll()).toBe(2); expect(pq.poll()).toBe(3); expect(pq.poll()).toBe(4); }); });...