def test_astar_search2():
""" The plan has length 3 """
assert (
len(a_star.astar_search(task2, h2, make_open_entry=a_star.ordered_node_astar))
== 3
)
def test_astar_search4():
""" The task is unsolvable """
assert (
a_star.astar_search(task4, h4, make_open_entry=a_star.ordered_node_astar)
is None
)
def test_astar_search1():
""" The initial state is the goal state, so the plan is an empty list"""
assert (
a_star.astar_search(task1, h1, make_open_entry=a_star.ordered_node_astar) == []
)
def test_astar_search3():
assert (
len(a_star.astar_search(task3, h3, make_open_entry=a_star.ordered_node_astar))
== 4
)
