class_docstr: Define items common to both sets of tests.
class_docstr_tok: ["Define","items","common","to","both","sets","of","tests","."]
code: def test_init(self):
      self.assertEqual(self.text.get("1.0"), "\n")
      self.assertEqual(self.text.get("end"), "")
  
imports: import unittest
  from test.support import requires
  from _tkinter import TclError
label_desc: Use image node_id 1 for calling the TextTest obj's underlying member method code with example usage: obj.test_init() without return types