From c92ea76f3f43e367e9bf5fd12713c3b99ffad84a Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Wed, 29 Jan 2014 11:33:26 +0200 Subject: Issue #20424: Python implementation of io.StringIO now supports lone surrogates. --- Lib/test/test_memoryio.py | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'Lib/test') diff --git a/Lib/test/test_memoryio.py b/Lib/test/test_memoryio.py index d611a3138b..50c91ab20d 100644 --- a/Lib/test/test_memoryio.py +++ b/Lib/test/test_memoryio.py @@ -609,6 +609,15 @@ class PyStringIOTest(MemoryTestMixin, MemorySeekTestMixin, UnsupportedOperation = pyio.UnsupportedOperation EOF = "" + def test_lone_surrogates(self): + # Issue #20424 + memio = self.ioclass('\ud800') + self.assertEqual(memio.read(), '\ud800') + + memio = self.ioclass() + memio.write('\ud800') + self.assertEqual(memio.getvalue(), '\ud800') + class PyStringIOPickleTest(TextIOTestMixin, unittest.TestCase): """Test if pickle restores properly the internal state of StringIO. -- cgit v1.2.1