package main

import (
	"container/heap"
	"testing"

	"github.com/go-playground/assert/v2"
)

func TestPriorityQueue(t *testing.T) {
	//t.Skip("skipping test")
	pq := newPriorityQueue()

	heap.Push(pq, newNode(30, 0, 0, 0, 0, 0))
	heap.Push(pq, newNode(10, 0, 0, 0, 8, 0))
	heap.Push(pq, newNode(20, 0, 0, 0, 13, 0))

	t.Run("Should create a queue size 3", func(t *testing.T) {
		assert.Equal(t, 3, pq.Len())
	})

	item := heap.Pop(pq).(*node)

	t.Run("Should return item with cost 10", func(t *testing.T) {
		assert.Equal(t, 10, item.cost)
	})
}