def test_text(self):
node = Node("category")
self.assertIsNone(node.text)
node = Node("category", ("This is text", 60))
self.assertEqual(node.text, "This is text")
node.corr_text = "Text is corrected"
self.assertEqual(node.text, "Text is corrected")
def apply_change(self, node: Node):
"""
Method used to apply a BackChange to a node
:param node: the node which needs to be changed
"""
change = self.back_changes.get(self.tree_identifiers[id(node)],
BackChange())
node.corr_text = change.text
if isinstance(node, LabelNode):
node.corr_label = change.label