byte[] buffer = new byte[1024];
        validator.validateBuffer(buffer, 100, 2048);
        // Should pass without exception
    }

    @Test
    public void testNullBuffer() throws Exception {
        assertThrows(SmbException.class, () -> {
            validator.validateBuffer(null, 100, 1024);
        });
    }

    @Test
    public void testBufferTooSmall() throws Exception {

        }
    }

    @Nested
    @DisplayName("Edge Cases and Error Handling")
    class EdgeCasesTests {

        @Test
        @DisplayName("Should handle null buffer in decode")
        void testNullBuffer() {
            FileFsSizeInformation info = new FileFsSizeInformation();

            assertThrows(NullPointerException.class, () -> {
                info.decode(null, 0, 0);
            });
        }

        }
    }

    /**
     * Test null buffer handling.
     */
    @Test
    public void testNullBuffer() {
        SMBProtocolDecodingException exception = assertThrows(SMBProtocolDecodingException.class, () -> {
            response.readBytesWireFormat(null, 0);
        });