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Issue #12175: RawIOBase.readall() now returns None if read() returns None.

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This commit is contained in:
Victor Stinner 2011-05-25 22:47:16 +02:00
parent b79f28ccbd
commit a80987f20d
4 changed files with 20 additions and 3 deletions
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7
Lib/test/test_io.py
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@ -790,14 +790,17 @@ class BufferedReaderTest(unittest.TestCase, CommonBufferedTests):
# Inject some None's in there to simulate EWOULDBLOCK
rawio = self.MockRawIO((b"abc", b"d", None, b"efg", None, None, None))
bufio = self.tp(rawio)
self.assertEqual(b"abcd", bufio.read(6))
self.assertEqual(b"e", bufio.read(1))
self.assertEqual(b"fg", bufio.read())
self.assertEqual(b"", bufio.peek(1))
self.assertTrue(None is bufio.read())
self.assertIsNone(bufio.read())
self.assertEqual(b"", bufio.read())
rawio = self.MockRawIO((b"a", None, None))
self.assertEqual(b"a", rawio.readall())
self.assertIsNone(rawio.readall())
def test_read_past_eof(self):
rawio = self.MockRawIO((b"abc", b"d", b"efg"))
bufio = self.tp(rawio)