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| author | Christian Heimes <christian@cheimes.de> | 2008-10-30 21:23:35 (GMT) |
|---|---|---|
| committer | Christian Heimes <christian@cheimes.de> | 2008-10-30 21:23:35 (GMT) |
| commit | df32b3967c810fb54bb8fec966fec7ae009cf065 (patch) | |
| tree | 18ed32fbf7f9d663d214b6de81c6519ece6ee018 /Lib/test/test_io.py | |
| parent | fec925b315efbf8a6a15251b65910266f5e20c8a (diff) | |
| download | cpython-df32b3967c810fb54bb8fec966fec7ae009cf065.zip cpython-df32b3967c810fb54bb8fec966fec7ae009cf065.tar.gz cpython-df32b3967c810fb54bb8fec966fec7ae009cf065.tar.bz2 | |
Issue #4237: io.FileIO() was raising invalid warnings caused by insufficient initialization of PyFileIOObject struct members.
Diffstat (limited to 'Lib/test/test_io.py')
| -rw-r--r-- | Lib/test/test_io.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Lib/test/test_io.py b/Lib/test/test_io.py index bcb37d7..ea965d7 100644 --- a/Lib/test/test_io.py +++ b/Lib/test/test_io.py @@ -1237,6 +1237,13 @@ class MiscIOTest(unittest.TestCase): else: self.assert_(issubclass(obj, io.IOBase)) + def test_fileio_warnings(self): + with support.check_warnings() as w: + self.assertEqual(w.warnings, []) + self.assertRaises(TypeError, io.FileIO, []) + self.assertEqual(w.warnings, []) + self.assertRaises(ValueError, io.FileIO, "/some/invalid/name", "rt") + self.assertEqual(w.warnings, []) def test_main(): support.run_unittest(IOTest, BytesIOTest, StringIOTest, |