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Merged
merged 3 commits into from
May 1, 2023
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Improve int test coverage #104024

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df988c1
Improve int test coverage
hauntsaninja Apr 30, 2023
59e4ff1
rename the method to test_invalid_signs
gpshead Apr 30, 2023
51f93b7
test unicode in base 0 as well
hauntsaninja Apr 30, 2023
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Improve int test coverage 
Following discussion in https://discuss.python.org/t/bug-in-int-42/26360/5

This tests some of the things documented in #100436
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@hauntsaninja
hauntsaninja committed Apr 30, 2023
commit df988c198bd7719c2164c5e87ed86b8b4b86929e
18 changes: 18 additions & 0 deletions Lib/test/test_int.py
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Expand Up @@ -155,6 +155,8 @@ def test_basic(self):
self.assertEqual(int(' 0O123 ', 0), 83)
self.assertEqual(int(' 0X123 ', 0), 291)
self.assertEqual(int(' 0B100 ', 0), 4)
with self.assertRaises(ValueError):
int('010', 0)

# without base still base 10
self.assertEqual(int('0123'), 123)
Expand Down Expand Up @@ -221,6 +223,22 @@ def test_basic(self):
self.assertEqual(int('2br45qc', 35), 4294967297)
self.assertEqual(int('1z141z5', 36), 4294967297)

def test_sign(self):
with self.assertRaises(ValueError):
int('+')
with self.assertRaises(ValueError):
int('-')
with self.assertRaises(ValueError):
int('- 1')
with self.assertRaises(ValueError):
int('+ 1')
with self.assertRaises(ValueError):
int(' + 1 ')

def test_unicode(self):
self.assertEqual(int("१२३४५६७८९०1234567890"), 12345678901234567890)
self.assertEqual(int('١٢٣٤٥٦٧٨٩٠'), 1234567890)

def test_underscores(self):
for lit in VALID_UNDERSCORE_LITERALS:
if any(ch in lit for ch in '.eEjJ'):
Expand Down