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-rw-r--r--Lib/test/test_codecs.py22
1 files changed, 20 insertions, 2 deletions
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index c68088e..99d928d 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -2285,6 +2285,24 @@ class TransformCodecTest(unittest.TestCase):
sout = reader.readline()
self.assertEqual(sout, b"\x80")
+ def test_buffer_api_usage(self):
+ # We check all the transform codecs accept memoryview input
+ # for encoding and decoding
+ # and also that they roundtrip correctly
+ original = b"12345\x80"
+ for encoding in bytes_transform_encodings:
+ data = original
+ view = memoryview(data)
+ data = codecs.encode(data, encoding)
+ view_encoded = codecs.encode(view, encoding)
+ self.assertEqual(view_encoded, data)
+ view = memoryview(data)
+ data = codecs.decode(data, encoding)
+ self.assertEqual(data, original)
+ view_decoded = codecs.decode(view, encoding)
+ self.assertEqual(view_decoded, data)
+
+
@unittest.skipUnless(sys.platform == 'win32',
'code pages are specific to Windows')
@@ -2295,8 +2313,8 @@ class CodePageTest(unittest.TestCase):
def test_invalid_code_page(self):
self.assertRaises(ValueError, codecs.code_page_encode, -1, 'a')
self.assertRaises(ValueError, codecs.code_page_decode, -1, b'a')
- self.assertRaises(WindowsError, codecs.code_page_encode, 123, 'a')
- self.assertRaises(WindowsError, codecs.code_page_decode, 123, b'a')
+ self.assertRaises(OSError, codecs.code_page_encode, 123, 'a')
+ self.assertRaises(OSError, codecs.code_page_decode, 123, b'a')
def test_code_page_name(self):
self.assertRaisesRegex(UnicodeEncodeError, 'cp932',