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-rw-r--r--Lib/test/test_capi/test_bytes.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/test/test_capi/test_bytes.py b/Lib/test/test_capi/test_bytes.py
index 5b61c733815..bc820bd68d9 100644
--- a/Lib/test/test_capi/test_bytes.py
+++ b/Lib/test/test_capi/test_bytes.py
@@ -22,6 +22,7 @@ class CAPITest(unittest.TestCase):
# Test PyBytes_Check()
check = _testlimitedcapi.bytes_check
self.assertTrue(check(b'abc'))
+ self.assertTrue(check(b''))
self.assertFalse(check('abc'))
self.assertFalse(check(bytearray(b'abc')))
self.assertTrue(check(BytesSubclass(b'abc')))
@@ -36,6 +37,7 @@ class CAPITest(unittest.TestCase):
# Test PyBytes_CheckExact()
check = _testlimitedcapi.bytes_checkexact
self.assertTrue(check(b'abc'))
+ self.assertTrue(check(b''))
self.assertFalse(check('abc'))
self.assertFalse(check(bytearray(b'abc')))
self.assertFalse(check(BytesSubclass(b'abc')))
@@ -79,6 +81,7 @@ class CAPITest(unittest.TestCase):
# Test PyBytes_FromObject()
fromobject = _testlimitedcapi.bytes_fromobject
+ self.assertEqual(fromobject(b''), b'')
self.assertEqual(fromobject(b'abc'), b'abc')
self.assertEqual(fromobject(bytearray(b'abc')), b'abc')
self.assertEqual(fromobject(BytesSubclass(b'abc')), b'abc')
@@ -108,6 +111,7 @@ class CAPITest(unittest.TestCase):
self.assertEqual(asstring(b'abc', 4), b'abc\0')
self.assertEqual(asstring(b'abc\0def', 8), b'abc\0def\0')
+ self.assertEqual(asstring(b'', 1), b'\0')
self.assertRaises(TypeError, asstring, 'abc', 0)
self.assertRaises(TypeError, asstring, object(), 0)
@@ -120,6 +124,7 @@ class CAPITest(unittest.TestCase):
self.assertEqual(asstringandsize(b'abc', 4), (b'abc\0', 3))
self.assertEqual(asstringandsize(b'abc\0def', 8), (b'abc\0def\0', 7))
+ self.assertEqual(asstringandsize(b'', 1), (b'\0', 0))
self.assertEqual(asstringandsize_null(b'abc', 4), b'abc\0')
self.assertRaises(ValueError, asstringandsize_null, b'abc\0def', 8)
self.assertRaises(TypeError, asstringandsize, 'abc', 0)
@@ -134,6 +139,7 @@ class CAPITest(unittest.TestCase):
# Test PyBytes_Repr()
bytes_repr = _testlimitedcapi.bytes_repr
+ self.assertEqual(bytes_repr(b'', 0), r"""b''""")
self.assertEqual(bytes_repr(b'''abc''', 0), r"""b'abc'""")
self.assertEqual(bytes_repr(b'''abc''', 1), r"""b'abc'""")
self.assertEqual(bytes_repr(b'''a'b"c"d''', 0), r"""b'a\'b"c"d'""")
@@ -163,6 +169,7 @@ class CAPITest(unittest.TestCase):
self.assertEqual(concat(b'', bytearray(b'def')), b'def')
self.assertEqual(concat(memoryview(b'xabcy')[1:4], b'def'), b'abcdef')
self.assertEqual(concat(b'abc', memoryview(b'xdefy')[1:4]), b'abcdef')
+ self.assertEqual(concat(b'', b''), b'')
self.assertEqual(concat(b'abc', b'def', True), b'abcdef')
self.assertEqual(concat(b'abc', bytearray(b'def'), True), b'abcdef')
@@ -192,6 +199,7 @@ class CAPITest(unittest.TestCase):
"""Test PyBytes_DecodeEscape()"""
decodeescape = _testlimitedcapi.bytes_decodeescape
+ self.assertEqual(decodeescape(b''), b'')
self.assertEqual(decodeescape(b'abc'), b'abc')
self.assertEqual(decodeescape(br'\t\n\r\x0b\x0c\x00\\\'\"'),
b'''\t\n\r\v\f\0\\'"''')