// After first call isPrimary should be false
        assertFalse(d.getIsPrimary(), "isPrimary should be cleared after first call");
        // Second call keeps the same state
        SmbComTransactionResponse r2 = (SmbComTransactionResponse) d.nextElement();
        assertSame(d, r2, "Subsequent calls still return same instance");
        assertFalse(d.getIsPrimary(), "isPrimary remains false after subsequent call");
    }

    @Test