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import unittest
import idlelib.RstripExtension as rs
from idlelib.idle_test.mock_idle import Editor
class rstripTest(unittest.TestCase):
def test_rstrip_line(self):
editor = Editor()
text = editor.text
do_rstrip = rs.RstripExtension(editor).do_rstrip
do_rstrip()
self.assertEqual(text.get('1.0', 'insert'), '')
text.insert('1.0', ' ')
do_rstrip()
self.assertEqual(text.get('1.0', 'insert'), '')
text.insert('1.0', ' \n')
do_rstrip()
self.assertEqual(text.get('1.0', 'insert'), '\n')
def test_rstrip_multiple(self):
editor = Editor()
# Uncomment following to verify that test passes with real widgets.
## from idlelib.EditorWindow import EditorWindow as Editor
## from tkinter import Tk
## editor = Editor(root=Tk())
text = editor.text
do_rstrip = rs.RstripExtension(editor).do_rstrip
original = (
"Line with an ending tab \n"
"Line ending in 5 spaces \n"
"Linewithnospaces\n"
" indented line\n"
" indented line with trailing space \n"
" ")
stripped = (
"Line with an ending tab\n"
"Line ending in 5 spaces\n"
"Linewithnospaces\n"
" indented line\n"
" indented line with trailing space\n")
text.insert('1.0', original)
do_rstrip()
self.assertEqual(text.get('1.0', 'insert'), stripped)
if __name__ == '__main__':
unittest.main(verbosity=2, exit=False)