def test_node_creation(self):
''' test if the normal node is being created properly '''
node = FPTreeNode('item')
self.assertFalse(node._root) # is not a root node
self.assertEqual(node.count, 1) # the count is 1
self.assertEqual(node.item, 'item')
def test_root_node_creation(self):
''' test if the root node is being created properly '''
node = FPTreeNode()
self.assertTrue(node._root) # is a root node
self.assertEqual(node.count, 0) # the count is 0
def setUp(self):
self.node = FPTreeNode()
