code: def test_hover_with_delay(self):
      # Run multiple tests requiring an actual delay simultaneously.
  
      # Test #1: A hover tip with a non-zero delay appears after the delay.
      tooltip1 = Hovertip(self.button, "ToolTip text", hover_delay=100)
      self.addCleanup(tooltip1.hidetip)
      tooltip1.showtip = add_call_counting(tooltip1.showtip)
      root.update()
      self.assertFalse(self.is_tipwindow_shown(tooltip1))
      self.button.event_generate("<Enter>", x=0, y=0)
      root.update()
      self.assertFalse(self.is_tipwindow_shown(tooltip1))
  
      # Test #2: A hover tip with a non-zero delay doesn't appear when
      # the mouse stops hovering over the base widget before the delay
      # expires.
      tooltip2 = Hovertip(self.button, "ToolTip text", hover_delay=100)
      self.addCleanup(tooltip2.hidetip)
      tooltip2.showtip = add_call_counting(tooltip2.showtip)
      root.update()
      self.button.event_generate("<Enter>", x=0, y=0)
      root.update()
      self.button.event_generate("<Leave>", x=0, y=0)
      root.update()
  
      time.sleep(0.15)
      root.update()
  
      # Test #1 assertions.
      self.assertTrue(self.is_tipwindow_shown(tooltip1))
      self.assertGreater(len(tooltip1.showtip.call_args_list), 0)
  
      # Test #2 assertions.
      self.assertFalse(self.is_tipwindow_shown(tooltip2))
      self.assertEqual(tooltip2.showtip.call_args_list, [])
  
imports: from idlelib.tooltip import TooltipBase, Hovertip
  from test.support import requires
  from functools import wraps
  import time
  from tkinter import Button, Tk, Toplevel
  import unittest
label_desc: Use image node_id 7 for calling the HovertipTest obj's underlying member method code with example usage: obj.test_hover_with_delay() without return types