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Diffstat (limited to 'Lib/test/test_winconsoleio.py')
| -rw-r--r-- | Lib/test/test_winconsoleio.py | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Lib/test/test_winconsoleio.py b/Lib/test/test_winconsoleio.py index 656483c..a78fa4d 100644 --- a/Lib/test/test_winconsoleio.py +++ b/Lib/test/test_winconsoleio.py @@ -121,6 +121,10 @@ class WindowsConsoleIOTests(unittest.TestCase): else: self.assertNotIsInstance(f, ConIO) + def test_write_empty_data(self): + with ConIO('CONOUT$', 'w') as f: + self.assertEqual(f.write(b''), 0) + def assertStdinRoundTrip(self, text): stdin = open('CONIN$', 'r') old_stdin = sys.stdin |