expect(priorityQueue.maxSize).toBe(1)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
- { data: 1, priority: 0 }
+ { data: 1, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
expect(priorityQueue.head.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
{ data: 2, priority: 0 },
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
{ data: 3, priority: -1 },
{ data: 1, priority: 0 },
{ data: 2, priority: 0 },
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
{ data: 1, priority: 0 },
{ data: 2, priority: 0 },
{ data: 3, priority: 0 },
- { data: 1, priority: 1 }
+ { data: 1, priority: 1 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
expect(priorityQueue.maxSize).toBe(1)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
- { data: 1, priority: 0 }
+ { data: 1, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
expect(priorityQueue.maxSize).toBe(3)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
expect(priorityQueue.tail.next).toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtSize = priorityQueue.enqueue(3, -1)
expect(priorityQueue.buckets).toBe(2)
expect(priorityQueue.size).toBe(4)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
{ data: 3, priority: -1 },
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
expect(priorityQueue.tail.next).toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtSize = priorityQueue.enqueue(1, 1)
expect(priorityQueue.buckets).toBe(2)
expect(priorityQueue.size).toBe(5)
expect(priorityQueue.maxSize).toBe(5)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
- { data: 1, priority: 1 }
+ { data: 1, priority: 1 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
- expect(priorityQueue.tail.next).not.toStrictEqual(priorityQueue.head)
expect(priorityQueue.tail.next.nodeArray).toMatchObject([
{ data: 3, priority: -1 },
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
+ expect(priorityQueue.tail.next.next).toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail.next).not.toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtSize = priorityQueue.enqueue(3, -2)
expect(priorityQueue.buckets).toBe(3)
expect(priorityQueue.size).toBe(6)
expect(rtSize).toBe(priorityQueue.size)
expect(priorityQueue.head.nodeArray).toMatchObject([
{ data: 3, priority: -2 },
- { data: 1, priority: 1 }
+ { data: 1, priority: 1 },
])
expect(priorityQueue.head.next).toBe(undefined)
expect(priorityQueue.tail.nodeArray).toMatchObject([
{ data: 1, priority: 0 },
- { data: 2, priority: 0 }
+ { data: 2, priority: 0 },
])
- expect(priorityQueue.tail.next).not.toStrictEqual(priorityQueue.head)
expect(priorityQueue.tail.next.nodeArray).toMatchObject([
{ data: 3, priority: -1 },
- { data: 3, priority: 0 }
+ { data: 3, priority: 0 },
])
+ expect(priorityQueue.tail.next.next).toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail.next).not.toStrictEqual(priorityQueue.head)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
})
it('Verify default bucket size dequeue() behavior', () => {
expect(priorityQueue.maxSize).toBe(3)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
let rtItem = priorityQueue.dequeue()
expect(priorityQueue.buckets).toBe(0)
expect(priorityQueue.size).toBe(2)
expect(rtItem).toBe(2)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue()
expect(priorityQueue.buckets).toBe(0)
expect(priorityQueue.size).toBe(1)
expect(rtItem).toBe(1)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue()
expect(priorityQueue.buckets).toBe(0)
expect(priorityQueue.size).toBe(0)
expect(rtItem).toBe(3)
expect(priorityQueue.tail.empty()).toBe(true)
expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
})
it('Verify bucketSize=2 dequeue() behavior', () => {
expect(priorityQueue.maxSize).toBe(6)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
let rtItem = priorityQueue.dequeue(3)
expect(priorityQueue.buckets).toBe(2)
expect(priorityQueue.size).toBe(5)
expect(rtItem).toBe(3)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue()
expect(priorityQueue.buckets).toBe(2)
expect(priorityQueue.size).toBe(4)
expect(rtItem).toBe(1)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue(2)
expect(priorityQueue.buckets).toBe(1)
expect(priorityQueue.size).toBe(3)
expect(rtItem).toBe(3)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue(2)
expect(priorityQueue.buckets).toBe(1)
expect(priorityQueue.size).toBe(2)
expect(rtItem).toBe(3)
expect(priorityQueue.tail.empty()).toBe(false)
expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail).not.toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue(2)
expect(priorityQueue.buckets).toBe(0)
expect(priorityQueue.size).toBe(1)
expect(priorityQueue.maxSize).toBe(6)
expect(rtItem).toBe(1)
expect(priorityQueue.tail.empty()).toBe(false)
- expect(priorityQueue.tail.next).toBeInstanceOf(FixedPriorityQueue)
+ expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
rtItem = priorityQueue.dequeue()
expect(priorityQueue.buckets).toBe(0)
expect(priorityQueue.size).toBe(0)
expect(rtItem).toBe(2)
expect(priorityQueue.tail.empty()).toBe(true)
expect(priorityQueue.tail.next).toBe(undefined)
+ expect(priorityQueue.tail).toStrictEqual(priorityQueue.head)
})
it('Verify enablePriority setter behavior', () => {