Method test_HeaderRegistry

Lib/test/test_email/test_email.py:5831–5834

(self)

class TestHeaderRegistry(TestEmailBase):
    # See issue gh-93010.
    def test_HeaderRegistry(self):
        reg = HeaderRegistry()
        a = reg('Content-Disposition', 'attachment; 0*00="foo"')
        self.assertIsInstance(a.defects[0], errors.InvalidHeaderDefect)

if __name__ == '__main__':
    unittest.main()