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3d88c18303
gh-126332: Add tests for _pyrepl.utils (GH-129325)
(cherry picked from commit 0c4248f88e)
Co-authored-by: Pieter Eendebak <pieter.eendebak@gmail.com>
27 lines
855 B
Python
27 lines
855 B
Python
from unittest import TestCase
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from _pyrepl.utils import str_width, wlen
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class TestUtils(TestCase):
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def test_str_width(self):
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characters = ['a', '1', '_', '!', '\x1a', '\u263A', '\uffb9']
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for c in characters:
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self.assertEqual(str_width(c), 1)
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characters = [chr(99989), chr(99999)]
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for c in characters:
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self.assertEqual(str_width(c), 2)
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def test_wlen(self):
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for c in ['a', 'b', '1', '!', '_']:
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self.assertEqual(wlen(c), 1)
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self.assertEqual(wlen('\x1a'), 2)
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char_east_asian_width_N = chr(3800)
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self.assertEqual(wlen(char_east_asian_width_N), 1)
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char_east_asian_width_W = chr(4352)
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self.assertEqual(wlen(char_east_asian_width_W), 2)
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self.assertEqual(wlen('hello'), 5)
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self.assertEqual(wlen('hello' + '\x1a'), 7)
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