diff options
Diffstat (limited to 'Lib/idlelib/idle_test/test_squeezer.py')
| -rw-r--r-- | Lib/idlelib/idle_test/test_squeezer.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Lib/idlelib/idle_test/test_squeezer.py b/Lib/idlelib/idle_test/test_squeezer.py index ca8b674..da2c2dd 100644 --- a/Lib/idlelib/idle_test/test_squeezer.py +++ b/Lib/idlelib/idle_test/test_squeezer.py @@ -1,4 +1,5 @@ from collections import namedtuple +from textwrap import dedent from tkinter import Text, Tk import unittest from unittest.mock import Mock, NonCallableMagicMock, patch, sentinel, ANY @@ -77,6 +78,28 @@ class CountLinesTest(unittest.TestCase): self.check(expected=3, text='\t' * 6, linewidth=11, tabwidth=4) self.check(expected=2, text='\t' * 6, linewidth=13, tabwidth=4) + def test_empty_lines(self): + self.check(expected=1, text='\n', linewidth=80, tabwidth=8) + self.check(expected=2, text='\n\n', linewidth=80, tabwidth=8) + self.check(expected=10, text='\n' * 10, linewidth=80, tabwidth=8) + + def test_long_line(self): + self.check(expected=3, text='a' * 200, linewidth=80, tabwidth=8) + self.check(expected=3, text='a' * 200 + '\n', linewidth=80, tabwidth=8) + + def test_several_lines_different_lengths(self): + text = dedent("""\ + 13 characters + 43 is the number of characters on this line + + 7 chars + 13 characters""") + self.check(expected=5, text=text, linewidth=80, tabwidth=8) + self.check(expected=5, text=text + '\n', linewidth=80, tabwidth=8) + self.check(expected=6, text=text, linewidth=40, tabwidth=8) + self.check(expected=7, text=text, linewidth=20, tabwidth=8) + self.check(expected=11, text=text, linewidth=10, tabwidth=8) + class SqueezerTest(unittest.TestCase): """Tests for the Squeezer class.""" |