def test_pop():
"""Test if entry sorts to the correct position."""
from binheap import Heap
heap = Heap()
heap.container = [2, 3, 4, 10]
heap.pop()
assert heap.container == [10, 3, 4]
def test_push():
"""Test when a value is appended to the heap the structure is maintained."""
from binheap import Heap
heap = Heap()
heap.container = [4, 7, 38, 96]
heap.push(5)
assert heap.container == [96, 7, 38, 4, 5]