1  '''Test (selected) IDLE Edit menu items.
       2  
       3  Edit modules have their own test files
       4  '''
       5  from test.support import requires
       6  requires('gui')
       7  import tkinter as tk
       8  from tkinter import ttk
       9  import unittest
      10  from idlelib import pyshell
      11  
      12  class ESC[4;38;5;81mPasteTest(ESC[4;38;5;149munittestESC[4;38;5;149m.ESC[4;38;5;149mTestCase):
      13      '''Test pasting into widgets that allow pasting.
      14  
      15      On X11, replacing selections requires tk fix.
      16      '''
      17      @classmethod
      18      def setUpClass(cls):
      19          cls.root = root = tk.Tk()
      20          cls.root.withdraw()
      21          pyshell.fix_x11_paste(root)
      22          cls.text = tk.Text(root)
      23          cls.entry = tk.Entry(root)
      24          cls.tentry = ttk.Entry(root)
      25          cls.spin = tk.Spinbox(root)
      26          root.clipboard_clear()
      27          root.clipboard_append('two')
      28  
      29      @classmethod
      30      def tearDownClass(cls):
      31          del cls.text, cls.entry, cls.tentry
      32          cls.root.clipboard_clear()
      33          cls.root.update_idletasks()
      34          cls.root.destroy()
      35          del cls.root
      36  
      37      def test_paste_text(self):
      38          "Test pasting into text with and without a selection."
      39          text = self.text
      40          for tag, ans in ('', 'onetwo\n'), ('sel', 'two\n'):
      41              with self.subTest(tag=tag, ans=ans):
      42                  text.delete('1.0', 'end')
      43                  text.insert('1.0', 'one', tag)
      44                  text.event_generate('<<Paste>>')
      45                  self.assertEqual(text.get('1.0', 'end'), ans)
      46  
      47      def test_paste_entry(self):
      48          "Test pasting into an entry with and without a selection."
      49          # Generated <<Paste>> fails for tk entry without empty select
      50          # range for 'no selection'.  Live widget works fine.
      51          for entry in self.entry, self.tentry:
      52              for end, ans in (0, 'onetwo'), ('end', 'two'):
      53                  with self.subTest(entry=entry, end=end, ans=ans):
      54                      entry.delete(0, 'end')
      55                      entry.insert(0, 'one')
      56                      entry.select_range(0, end)
      57                      entry.event_generate('<<Paste>>')
      58                      self.assertEqual(entry.get(), ans)
      59  
      60      def test_paste_spin(self):
      61          "Test pasting into a spinbox with and without a selection."
      62          # See note above for entry.
      63          spin = self.spin
      64          for end, ans in (0, 'onetwo'), ('end', 'two'):
      65              with self.subTest(end=end, ans=ans):
      66                  spin.delete(0, 'end')
      67                  spin.insert(0, 'one')
      68                  spin.selection('range', 0, end)  # see note
      69                  spin.event_generate('<<Paste>>')
      70                  self.assertEqual(spin.get(), ans)
      71  
      72  
      73  if __name__ == '__main__':
      74      unittest.main(verbosity=2)