assertEquals(0, echoRequest.readBytesWireFormat(fullBuffer, 50));
        }

        @Test
        @DisplayName("Should handle null buffer")
        void testReadBytesWithNullBuffer() {
            // This is expected behavior for echo request - no reading needed
            assertDoesNotThrow(() -> {
                int result = echoRequest.readBytesWireFormat(null, 0);