assertEquals(mid, mockResponse.getMid());

        // Verify the method was called
        verify(mockResponse, times(1)).getMid();
    }

    @Test
    void testVerifySignature() {
        byte[] buffer = new byte[] { 1, 2, 3 };
        int offset = 0;
        int size = 3;

        // Simulate successful verification

        assertEquals(expectedErrorCode, actualErrorCode);
        verify(response).getErrorCode();
    }

    @Test
    @DisplayName("Test Response interface methods - verifySignature")
    void testVerifySignature() {
        // Given
        byte[] buffer = new byte[256];
        int offset = 10;
        int size = 100;
        when(response.verifySignature(buffer, offset, size)).thenReturn(true);

        // When