def test_path(self):
n1 = SearchNode(problem=self.problem, state='i')
n2 = SearchNode(action='a', state='ia', parent=n1)
n3 = SearchNode(action='b', state='iab', parent=n2)
path = [(None, 'i'), ('a', 'ia'), ('b', 'iab')]
self.assertEquals(n3.path(), path)
def test_equals(self):
n1 = SearchNode(problem=self.problem, state='i')
n2 = SearchNode(problem=self.problem, state='i')
n3 = SearchNode(problem=self.problem, state='i', action='a')
n4 = SearchNode(problem=self.problem, state='ia')
self.assertTrue(n1 == n2)
self.assertTrue(n1 == n3)
self.assertFalse(n1 == n4)
def setUp(self):
self.problem = DummyProblem()
self.node = SearchNode(state='i', problem=self.problem)
self.childs = self.node.expand()
