Commit 371f746b authored by Terry Jan Reedy's avatar Terry Jan Reedy

Merge with 3.3

parents 1424e7d6 4f133e2e
'Provides "Strip trailing whitespace" under the "Format" menu.'
__author__ = "Roger D. Serwy <roger.serwy at gmail.com>"
class RstripExtension:
menudefs = [
('format', [None,
('Strip trailing whitespace', '<<do-rstrip>>'),
]),]
('format', [None, ('Strip trailing whitespace', '<<do-rstrip>>'), ] ), ]
def __init__(self, editwin):
self.editwin = editwin
......@@ -20,10 +16,18 @@ class RstripExtension:
undo.undo_block_start()
end_line = int(float(text.index('end'))) + 1
end_line = int(float(text.index('end')))
for cur in range(1, end_line):
txt = text.get('%i.0' % cur, '%i.0 lineend' % cur)
txt = text.get('%i.0' % cur, '%i.end' % cur)
raw = len(txt)
cut = len(txt.rstrip())
text.delete('%i.%i' % (cur, cut), '%i.0 lineend' % cur)
# Since text.delete() marks file as changed, even if not,
# only call it when needed to actually delete something.
if cut < raw:
text.delete('%i.%i' % (cur, cut), '%i.end' % cur)
undo.undo_block_stop()
if __name__ == "__main__":
import unittest
unittest.main('idlelib.idle_test.test_rstrip', verbosity=2, exit=False)
'''Mock classes that imitate idlelib modules or classes.
Attributes and methods will be added as needed for tests.
'''
from idlelib.idle_test.mock_tk import Text
class Editor:
'''Minimally imitate EditorWindow.EditorWindow class.
'''
def __init__(self, flist=None, filename=None, key=None, root=None):
self.text = Text()
self.undo = UndoDelegator()
def get_selection_indices(self):
first = self.text.index('1.0')
last = self.text.index('end')
return first, last
class UndoDelegator:
'''Minimally imitate UndoDelegator,UndoDelegator class.
'''
# A real undo block is only needed for user interaction.
def undo_block_start(*args):
pass
def undo_block_stop(*args):
pass
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)
......@@ -1339,6 +1339,7 @@ Aaron Watters
Henrik Weber
Corran Webster
Glyn Webster
Phil Webster
Stefan Wehr
Zack Weinberg
Bob Weiner
......
......@@ -601,6 +601,10 @@ C-API
IDLE
----
- Issue #18279: Format - Strip trailing whitespace no longer marks a file as
changed when it has not been changed. This fix followed the addition of a
test file originally written by Phil Webster (the issue's main goal).
- Issue #7136: In the Idle File menu, "New Window" is renamed "New File".
Patch by Tal Einat, Roget Serwy, and Todd Rovito.
......@@ -617,6 +621,7 @@ IDLE
- Issue #15392: Create a unittest framework for IDLE.
Initial patch by Rajagopalasarma Jayakrishnan.
See Lib/idlelib/idle_test/README.txt for how to run Idle tests.
- Issue #14146: Highlight source line while debugging on Windows.
......
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