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Diffstat (limited to 'Lib/test/test_memoryio.py')
| -rw-r--r-- | Lib/test/test_memoryio.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Lib/test/test_memoryio.py b/Lib/test/test_memoryio.py index 7dd1658..6ab8328 100644 --- a/Lib/test/test_memoryio.py +++ b/Lib/test/test_memoryio.py @@ -461,6 +461,11 @@ class PyBytesIOTest(MemoryTestMixin, MemorySeekTestMixin, unittest.TestCase): self.assertEqual(memio.write(a), 10) self.assertEqual(memio.getvalue(), buf) + def test_issue5449(self): + buf = self.buftype("1234567890") + self.ioclass(initial_bytes=buf) + self.assertRaises(TypeError, self.ioclass, buf, foo=None) + class TextIOTestMixin: |