'Creating a L{base.PositionError} with values set to an impossible
combination works if the invariant is not checked.'

def test_invalidWithoutInvariant(self):

    error = base.PositionError(pdop=1.0, vdop=1.0, hdop=1.0)
    self.assertEqual(error.pdop, 1.0)
    self.assertEqual(error.hdop, 1.0)
    self.assertEqual(error.vdop, 1.0)
