class_docstr: Tests for the count_lines_with_wrapping function.
class_docstr_tok: ["Tests","for","the","count_lines_with_wrapping","function","."]
docstr: Test with an empty string.
docstr_tok: ["Test","with","an","empty","string","."]
code: def test_count_empty(self):
      """Test with an empty string."""
      self.assertEqual(count_lines_with_wrapping(""), 0)
  
imports: from textwrap import dedent
  from tkinter import Text, Tk
  import unittest
  from unittest.mock import Mock, NonCallableMagicMock, patch, sentinel, ANY
  from test.support import requires
  from idlelib.config import idleConf
  from idlelib.percolator import Percolator
  from idlelib.squeezer import count_lines_with_wrapping, ExpandingButton, Squeezer
  from idlelib import macosx
  from idlelib.textview import view_text
  from idlelib.tooltip import Hovertip
label_desc: Use image node_id 2 for calling the CountLinesTest obj's underlying member method code with example usage: obj.test_count_empty() without return types