'A known-good DSA signature verifies successfully.'

def test_verifyDSA(self):

    key = keys.Key.fromString(keydata.publicDSA_openssh)
    self.assertTrue(key.verify(self.dsaSignature, ''))
    self.assertFalse(key.verify(self.dsaSignature, 'a'))
    self.assertFalse(key.verify(self.rsaSignature, ''))
