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
# 1 2
# 3 4 7 5
tree = BinaryTreeNode(8)
connect_binarytree_nodes(tree, BinaryTreeNode(1), BinaryTreeNode(2))
connect_binarytree_nodes(tree.left, BinaryTreeNode(3), BinaryTreeNode(4))
connect_binarytree_nodes(tree.right, BinaryTreeNode(7), BinaryTreeNode(5))
assert print_binary_tree(tree) == [[8], [2, 1], [3, 4, 7, 5]]
assert print_binary_tree2(tree) == [[8], [2, 1], [3, 4, 7, 5]]
assert print_binary_tree3(tree) == [[8], [2, 1], [3, 4, 7, 5]]
assert print_binary_tree4(tree) == [[8], [2, 1], [3, 4, 7, 5]]
def test_not_full_binary_tree():
# 8
# 1 2
# 5 3 7
tree = BinaryTreeNode(8)
connect_binarytree_nodes(tree, BinaryTreeNode(1), BinaryTreeNode(2))
connect_binarytree_nodes(tree.left, BinaryTreeNode(5), BinaryTreeNode(3))
connect_binarytree_nodes(tree.right, BinaryTreeNode(7), None)
assert print_binary_tree(tree) == [[8], [2, 1], [5, 3, 7]]
assert print_binary_tree2(tree) == [[8], [2, 1], [5, 3, 7]]
assert print_binary_tree3(tree) == [[8], [2, 1], [5, 3, 7]]
assert print_binary_tree4(tree) == [[8], [2, 1], [5, 3, 7]]
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
# 1 4
# 2 3
# 7 2
# 8
tree = BinaryTreeNode(5)
connect_binarytree_nodes(tree, BinaryTreeNode(1), BinaryTreeNode(4))
connect_binarytree_nodes(tree.left, BinaryTreeNode(2), None)
connect_binarytree_nodes(tree.right, None, BinaryTreeNode(3))
connect_binarytree_nodes(tree.left.left, BinaryTreeNode(7), None)
connect_binarytree_nodes(tree.right.right, None, BinaryTreeNode(2))
connect_binarytree_nodes(tree.left.left.left, BinaryTreeNode(8), None)
assert print_binary_tree(tree) == [[5], [4, 1], [2, 3], [2, 7], [8]]
assert print_binary_tree2(tree) == [[5], [4, 1], [2, 3], [2, 7], [8]]
assert print_binary_tree3(tree) == [[5], [4, 1], [2, 3], [2, 7], [8]]
assert print_binary_tree4(tree) == [[5], [4, 1], [2, 3], [2, 7], [8]]
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]]