def test_Closure(self):
m = Matrix(4, 4)
m.addString([1, 1, 1, 1])
m.addString([0, 0, 1, 1])
m.addString([1, 1, 0, 1])
m.addString([1, 0, 1, 1])
graph = Hasse(m)
node = Node({0, 3})
expectedNode = Node({0, 2, 3})
newNode = graph.closure(node, 2)
self.assertSetEqual(expectedNode.getElements(), newNode.getElements())
def test_GetElements(self):
elements = {0, 1, 2}
node0 = Node({0, 1, 2})
self.assertEqual(elements, node0.getElements())