assertEquals(0, size);
        verify(negotiationResponse).getTransactionBufferSize();
    }

    @Test
    @DisplayName("Test getInitialCredits returns default value")
    void testGetInitialCreditsDefault() {
        // Arrange
        int expectedCredits = 1;
        when(negotiationResponse.getInitialCredits()).thenReturn(expectedCredits);

        // Act

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