def test_find_max_binarytree_several_el():
    tree = BinaryTree()
    tree._root = _Node(8)
    tree._root.left = _Node(10)
    tree._root.right = _Node(-2)
    assert tree.find_maximum_value() == 10
    tree._root.left.left = _Node(195)
    tree._root.left.right = _Node(-195)
    tree._root.right.right = _Node(10000)
    tree._root.left.left.left = _Node(-0.567)
    tree._root.left.left.right = _Node(10000)
    assert tree.find_maximum_value() == 10000
def test_find_max_binarytree_same_values():
    tree = BinaryTree()
    tree._root = _Node(-2)
    tree._root.left = _Node(-2)
    tree._root.right = _Node(-2)
    tree._root.left.left = _Node(-2)
    tree._root.left.right = _Node(-2)
    tree._root.right.right = _Node(-2)
    tree._root.left.left.left = _Node(-2)
    tree._root.left.left.right = _Node(-2)
    assert tree.find_maximum_value() == -2
    tree._root.right.left = _Node(1)
    assert tree.find_maximum_value() == 1
def test_find_max__imbalanced_binarytree():
    tree = BinaryTree()
    tree._root = _Node(-2)
    tree._root.left = _Node(5)
    tree._root.left.left = _Node(9)
    tree._root.left.left.left = _Node(2)
    tree._root.left.left.left.left = _Node(2)
    assert tree.find_maximum_value() == 9
Example #4
0
def test_find_max_value():
    tree = BinaryTree(1)
    tree.root.left = Node(2)
    tree.root.right = Node(3)
    tree.root.left.left = Node(4)
    tree.root.left.right = Node(5)
    tree.root.right.left = Node(6)
    tree.root.right.right = Node(7)
    assert tree.find_maximum_value() == 7
def test_find_max_binarytree_zeros():
    tree = BinaryTree()
    tree._root = _Node(-2)
    tree._root.left = _Node(-4)
    tree._root.right = _Node(0)
    assert tree.find_maximum_value() == 0
def test_find_max_binarytree_empty():
    tree = BinaryTree()
    assert tree.find_maximum_value() == None
def test_find_max_binarytree_one_el():
    tree = BinaryTree()
    tree._root = _Node(8)
    assert tree.find_maximum_value() == 8
def test_maximum_value_empty_tree():
    bt = BinaryTree()
    actual = bt.find_maximum_value()
    expected = "Tree is Empty"
    assert actual == expected
Example #9
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def test_find_max_value_for_empty_tree():
    tree = BinaryTree()
    assert tree.find_maximum_value() == "Value dose not exist in the tree"