assertEquals(expectedSize, size);
        verify(negotiationResponse).getReceiveBufferSize();
    }

    @Test
    @DisplayName("Test getTransactionBufferSize returns standard size")
    void testGetTransactionBufferSizeStandard() {
        // Arrange
        int expectedSize = 32768;
        when(negotiationResponse.getTransactionBufferSize()).thenReturn(expectedSize);

        // Act

Shinsuke Sugaya <******@****.***> 1755149504 +0900