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Commit4c22fa6

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miss-islingtonabstractedfoxvstinner
authored
[3.13]gh-131357: Add tests for zero-sized bytes objects in test_bytes.py (GH-134234) (#134379)
gh-131357: Add tests for zero-sized bytes objects in test_bytes.py (GH-134234)(cherry picked from commit306f9e0)Co-authored-by: abstractedfox <coldcaption@gmail.com>Co-authored-by: Victor Stinner <vstinner@python.org>
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‎Lib/test/test_capi/test_bytes.py

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@@ -22,6 +22,7 @@ def test_check(self):
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# Test PyBytes_Check()
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check=_testlimitedcapi.bytes_check
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self.assertTrue(check(b'abc'))
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self.assertTrue(check(b''))
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self.assertFalse(check('abc'))
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self.assertFalse(check(bytearray(b'abc')))
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self.assertTrue(check(BytesSubclass(b'abc')))
@@ -36,6 +37,7 @@ def test_checkexact(self):
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# Test PyBytes_CheckExact()
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check=_testlimitedcapi.bytes_checkexact
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self.assertTrue(check(b'abc'))
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self.assertTrue(check(b''))
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self.assertFalse(check('abc'))
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self.assertFalse(check(bytearray(b'abc')))
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self.assertFalse(check(BytesSubclass(b'abc')))
@@ -108,6 +110,7 @@ def test_asstring(self):
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self.assertEqual(asstring(b'abc',4),b'abc\0')
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self.assertEqual(asstring(b'abc\0def',8),b'abc\0def\0')
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self.assertEqual(asstring(b'',1),b'\0')
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self.assertRaises(TypeError,asstring,'abc',0)
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self.assertRaises(TypeError,asstring,object(),0)
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@@ -120,6 +123,7 @@ def test_asstringandsize(self):
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self.assertEqual(asstringandsize(b'abc',4), (b'abc\0',3))
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self.assertEqual(asstringandsize(b'abc\0def',8), (b'abc\0def\0',7))
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self.assertEqual(asstringandsize(b'',1), (b'\0',0))
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self.assertEqual(asstringandsize_null(b'abc',4),b'abc\0')
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self.assertRaises(ValueError,asstringandsize_null,b'abc\0def',8)
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self.assertRaises(TypeError,asstringandsize,'abc',0)
@@ -163,6 +167,7 @@ def test_concat(self, concat=None):
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self.assertEqual(concat(b'',bytearray(b'def')),b'def')
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self.assertEqual(concat(memoryview(b'xabcy')[1:4],b'def'),b'abcdef')
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self.assertEqual(concat(b'abc',memoryview(b'xdefy')[1:4]),b'abcdef')
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self.assertEqual(concat(b'',b''),b'')
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self.assertEqual(concat(b'abc',b'def',True),b'abcdef')
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self.assertEqual(concat(b'abc',bytearray(b'def'),True),b'abcdef')

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