def test_get_path_string_on_nested_path(self):
root = Tree('root')
a = Tree('a')
root.add_child(a)
b = Tree('b')
a.add_child(b)
path = b.get_path()
self.assertEqual(path, '/root/a/b')
def test_get_path_when_root_node_has_value_of_slash_doesnt_show_double_slash(self):
root = Tree(root=True)
path = root.get_path()
self.assertEqual(path, '/')
def test_root_node_has_path_of_forward_slash_plus_value(self):
root = Tree('root')
path = root.get_path()
self.assertEqual(path, '/root')
def test_get_path_string(self):
root = Tree('root')
a = Tree('a')
root.add_child(a)
path = a.get_path()
self.assertEqual(path, '/root/a')