Method testWarnings

Lib/test/test_io/test_fileio.py:714–720

(self)

        self.assertRaises(TypeError, self.FileIO, "1", 0, 0)

    def testWarnings(self):
        with check_warnings(quiet=True) as w:
            self.assertEqual(w.warnings, [])
            self.assertRaises(TypeError, self.FileIO, [])
            self.assertEqual(w.warnings, [])
            self.assertRaises(ValueError, self.FileIO, "/some/invalid/name", "rt")
            self.assertEqual(w.warnings, [])

    def testUnclosedFDOnException(self):
        class MyException(Exception): pass