コード例 #1
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def test_two_sum_iv():
    tree = TreeNode(1)
    assert not two_sum_iv(tree, 2)

    tree = get_binary_tree()
    assert two_sum_iv(tree, 5)
    assert not two_sum_iv(tree, 1)
    assert not two_sum_iv(tree, 10)
コード例 #2
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def test_inorder_traversal_stack():
    tree = get_binary_tree()
    assert inorder_traversal_stack(tree) == [4, 2, 5, 1, 3]
コード例 #3
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def test_postorder_traversal_recursive():
    tree = get_binary_tree()
    assert postorder_traversal_iterative(tree) == [4, 5, 2, 3, 1]
コード例 #4
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def test_min_depth_bfs():
    tree = get_binary_tree()
    assert min_depth_bfs(tree) == 2
コード例 #5
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def test_find_mode():
    tree = get_binary_tree()
    assert sorted(find_mode(tree)) == [1, 2, 3, 4, 5]

    tree.left.right.left = TreeNode(5)
    assert find_mode(tree) == [5]
コード例 #6
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def test_max_depth():
    tree = get_binary_tree()
    assert max_depth(tree) == 3
コード例 #7
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def test_has_path_sum():
    assert has_path_sum(get_binary_tree(), 4)
    assert has_path_sum(get_binary_tree(), 7)
    assert has_path_sum(get_binary_tree(), 8)
    assert has_path_sum(TreeNode(1), 1)
コード例 #8
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def test_level_order_traversal():
    tree = get_binary_tree()
    assert level_order_traversal(tree) == [[1], [2, 3], [4, 5]]