def test_not_full_binary_tree_simple():
# 1
# 3
# 2
tree = BinaryTreeNode(1)
connect_binarytree_nodes(tree, BinaryTreeNode(3), None)
connect_binarytree_nodes(tree.left, None, BinaryTreeNode(2))
assert print_binary_tree(tree) == [[1], [3], [2]]
assert print_binary_tree2(tree) == [[1], [3], [2]]
assert print_binary_tree3(tree) == [[1], [3], [2]]
assert print_binary_tree4(tree) == [[1], [3], [2]]
def test_full_binary_tree():
# 8
# 6 6
# 5 7 7 5
tree = BinaryTreeNode(8)
connect_binarytree_nodes(tree, BinaryTreeNode(6), BinaryTreeNode(6))
connect_binarytree_nodes(tree.left, BinaryTreeNode(5), BinaryTreeNode(7))
connect_binarytree_nodes(tree.right, BinaryTreeNode(7), BinaryTreeNode(5))
assert print_binary_tree(tree) == [[8], [6, 6], [5, 7, 7, 5]]
assert print_binary_tree2(tree) == [[8], [6, 6], [5, 7, 7, 5]]
assert print_binary_tree3(tree) == [[8], [6, 6], [5, 7, 7, 5]]
assert print_binary_tree4(tree) == [[8], [6, 6], [5, 7, 7, 5]]
def test_right_binary_tree():
# 5
# 4
# 3
# 2
# 9
tree = BinaryTreeNode(5)
connect_binarytree_nodes(tree, None, BinaryTreeNode(4))
connect_binarytree_nodes(tree.right, None, BinaryTreeNode(3))
connect_binarytree_nodes(tree.right.right, None, BinaryTreeNode(2))
connect_binarytree_nodes(tree.right.right.right, None, BinaryTreeNode(9))
assert print_binary_tree(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree2(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree3(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree4(tree) == [[5], [4], [3], [2], [9]]
def test_left_binary_tree():
# 5
# 4
# 3
# 2
# 9
tree = BinaryTreeNode(5)
connect_binarytree_nodes(tree, BinaryTreeNode(4), None)
connect_binarytree_nodes(tree.left, BinaryTreeNode(3), None)
connect_binarytree_nodes(tree.left.left, BinaryTreeNode(2), None)
connect_binarytree_nodes(tree.left.left.left, BinaryTreeNode(9), None)
assert print_binary_tree(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree2(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree3(tree) == [[5], [4], [3], [2], [9]]
assert print_binary_tree4(tree) == [[5], [4], [3], [2], [9]]
def test_special_not_symmetrical_binary_tree():
# 5
# 4 4
# 3 3
# 2 2
# 9
tree = BinaryTreeNode(5)
connect_binarytree_nodes(tree, BinaryTreeNode(4), BinaryTreeNode(4))
connect_binarytree_nodes(tree.left, BinaryTreeNode(3), None)
connect_binarytree_nodes(tree.right, None, BinaryTreeNode(3))
connect_binarytree_nodes(tree.left.left, BinaryTreeNode(2), None)
connect_binarytree_nodes(tree.right.right, None, BinaryTreeNode(2))
connect_binarytree_nodes(tree.left.left.left, BinaryTreeNode(9), None)
assert print_binary_tree(tree) == [[5], [4, 4], [3, 3], [2, 2], [9]]
assert print_binary_tree2(tree) == [[5], [4, 4], [3, 3], [2, 2], [9]]
assert print_binary_tree3(tree) == [[5], [4, 4], [3, 3], [2, 2], [9]]
assert print_binary_tree4(tree) == [[5], [4, 4], [3, 3], [2, 2], [9]]
def test_special_not_symmetrical_binary_tree_all_nodes_same():
# 5
# 5 5
# 5 5
# 5 6
# 4 3
tree = BinaryTreeNode(5)
connect_binarytree_nodes(tree, BinaryTreeNode(5), BinaryTreeNode(5))
connect_binarytree_nodes(tree.left, BinaryTreeNode(5), None)
connect_binarytree_nodes(tree.right, None, BinaryTreeNode(5))
connect_binarytree_nodes(tree.left.left, BinaryTreeNode(5), None)
connect_binarytree_nodes(tree.right.right, None, BinaryTreeNode(6))
connect_binarytree_nodes(tree.left.left.left, BinaryTreeNode(4), None)
connect_binarytree_nodes(tree.right.right.right, BinaryTreeNode(3), None)
assert print_binary_tree(tree) == [[5], [5, 5], [5, 5], [5, 6], [4, 3]]
assert print_binary_tree2(tree) == [[5], [5, 5], [5, 5], [5, 6], [4, 3]]
assert print_binary_tree3(tree) == [[5], [5, 5], [5, 5], [5, 6], [4, 3]]
assert print_binary_tree4(tree) == [[5], [5, 5], [5, 5], [5, 6], [4, 3]]
def test_none():
tree = None
assert print_binary_tree(tree) == []
assert print_binary_tree2(tree) == []
assert print_binary_tree3(tree) == []
assert print_binary_tree4(tree) == []
def test_one_node():
tree = BinaryTreeNode(5)
assert print_binary_tree(tree) == [[5]]
assert print_binary_tree2(tree) == [[5]]
assert print_binary_tree3(tree) == [[5]]
assert print_binary_tree4(tree) == [[5]]