assertEquals(0, opnum, "Opnum should always be 0 for bind messages");
        }

        @Test
        @DisplayName("getOpnum should be consistent across multiple calls")
        void testGetOpnumConsistency() {
            // When
            int opnum1 = bind.getOpnum();
            int opnum2 = bind.getOpnum();
            int opnum3 = bind.getOpnum();

            // Then