def test_equals(self):
a = Node('abc')
b = Node('abc')
assert a == a
assert not (a != a)
assert not (a == b)
assert a._recursively_eq(b)
assert Node(a) != a
assert Node(a)._recursively_eq(Node(a))
assert not Node(a)._recursively_eq(a)
def test_equals(self):
a = Node('abc')
b = Node('abc')
assert a == a
assert not (a != a)
assert not (a == b)
assert a._recursively_eq(b)
assert Node(a) != a
assert Node(a)._recursively_eq(Node(a))
assert not Node(a)._recursively_eq(a)
def test_recursive_eq(self):
a = Node('a', Node('b'))
b = Node('a', Node('b'))
c = Node('a', Node('c'))
assert a._recursively_eq(b)
assert not a._recursively_eq(c)
def test_recursive_eq(self):
a = Node('a', Node('b'))
b = Node('a', Node('b'))
c = Node('a', Node('c'))
assert a._recursively_eq(b)
assert not a._recursively_eq(c)