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[3.13] gh-126332: Add tests for _pyrepl.utils (GH-129325) #130414

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Merged
merged 1 commit into from
Feb 21, 2025
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[3.13] gh-126332: Add tests for _pyrepl.utils (GH-129325) #130414

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27 changes: 27 additions & 0 deletions Lib/test/test_pyrepl/test_utils.py
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from unittest import TestCase

from _pyrepl.utils import str_width, wlen


class TestUtils(TestCase):
def test_str_width(self):
characters = ['a', '1', '_', '!', '\x1a', '\u263A', '\uffb9']
for c in characters:
self.assertEqual(str_width(c), 1)

characters = [chr(99989), chr(99999)]
for c in characters:
self.assertEqual(str_width(c), 2)

def test_wlen(self):
for c in ['a', 'b', '1', '!', '_']:
self.assertEqual(wlen(c), 1)
self.assertEqual(wlen('\x1a'), 2)

char_east_asian_width_N = chr(3800)
self.assertEqual(wlen(char_east_asian_width_N), 1)
char_east_asian_width_W = chr(4352)
self.assertEqual(wlen(char_east_asian_width_W), 2)

self.assertEqual(wlen('hello'), 5)
self.assertEqual(wlen('hello' + '\x1a'), 7)
1 change: 1 addition & 0 deletions Misc/NEWS.d/next/Tests/2025-01-26-20-17-58.gh-issue-126332.c0wUS-.rst
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Add unit tests for pyrepl.
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