def test_swap_parent_child():
"""Test the parent and child values after swap."""
from bin_heap import BinaryHeap
bin_hp = BinaryHeap([3, 1.5])
assert bin_hp._list[0] == 1.5 and bin_hp._list[1] == 3
bin_hp._swap(0, 1)
assert bin_hp._list[1] == 1.5 and bin_hp._list[0] == 3
def test_swap_list():
"""Test the list after swap."""
from bin_heap import BinaryHeap
bin_hp = BinaryHeap([3, 1.5])
assert bin_hp._list == [1.5, 3]
bin_hp._swap(0, 1)
assert bin_hp._list == [3, 1.5]