filter.init(filterConfig);

        // Test NTLM Type 1 message handling
        byte[] type1Message = new byte[] { 0x4E, 0x54, 0x4C, 0x4D, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00 };
        String authHeader = "NTLM " + new String(org.bouncycastle.util.encoders.Base64.encode(type1Message));

        when(request.getHeader("Authorization")).thenReturn(authHeader);

            when(mockConfig.isRequireSecureNegotiate()).thenReturn(true);
            when(mockDigest.verify(buffer, 0, 100, 0, echoResponse)).thenReturn(false);

            boolean result = echoResponse.verifySignature(buffer, 0, 100);

            assertTrue(result);
            assertFalse(echoResponse.isVerifyFailed());
            verify(mockDigest).verify(buffer, 0, 100, 0, echoResponse);
        }

        @Test

        // Testing invalid protocol ID during decode instead
        byte[] invalidBuffer = new byte[52];
        // Write invalid protocol ID
        invalidBuffer[0] = 0x00;
        invalidBuffer[1] = 0x00;
        invalidBuffer[2] = 0x00;
        invalidBuffer[3] = 0x00;

        assertThrows(IllegalArgumentException.class, () -> {
            Smb2TransformHeader.decode(invalidBuffer, 0);
        });
    }

    @Test

		uint32_t count;
		[size_is(count)] DfsInfo300 *s;
	} DfsEnumArray300;

	typedef union {
		[case(1)] DfsEnumArray1 *info1;
		[case(3)] DfsEnumArray3 *info3;
		[case(200)] DfsEnumArray200 *info200;
		[case(300)] DfsEnumArray300 *info300;
	} DfsEnumInfo;

	typedef struct {
		uint32_t level,
		[switch_is(level)] DfsEnumInfo e;
	} DfsEnumStruct;

	[op(0x15)]
	int NetrDfsEnumEx([in,string,unique] wchar_t dfs_name,

                    }
                    this.s[_i].decode(_src);
                }
            }
        }
    }

    /**
     * DFS information level 300 structure for extended DFS information
     */
    public static class DfsInfo300 extends NdrObject {

        /**
         * Default constructor for DfsInfo300
         */
        public DfsInfo300() {

            dstIndex++;
            dst[dstIndex++] = (byte) 0x00; // Reserved1
            SMBUtil.writeInt2(this.tflags, dst, dstIndex);
            dstIndex += 2;
            SMBUtil.writeInt4(this.timeout, dst, dstIndex);
            dstIndex += 4;
            dst[dstIndex++] = (byte) 0x00; // Reserved2
            dst[dstIndex++] = (byte) 0x00;
        }
        SMBUtil.writeInt2(this.parameterCount, dst, dstIndex);

  public void testFinalizeDeletesFile() throws Exception {
    byte[] data = newPreFilledByteArray(100);
    FileBackedOutputStream out = new FileBackedOutputStream(0, true);

    write(out, data, 0, 100, true);
    File file = out.getFile();
    assertEquals(100, file.length());
    assertTrue(file.exists());
    out.close();

    // Make sure that finalize deletes the file
    out = null;

        this.maxDataCount = 0xFFFF;
        this.maxSetupCount = (byte) 0x00;
        this.setupCount = 2;
        this.name = "\\PIPE\\";
    }

    @Override
    protected int writeSetupWireFormat(final byte[] dst, int dstIndex) {
        dst[dstIndex] = this.getSubCommand();
        dstIndex++;
        dst[dstIndex++] = (byte) 0x00;
        SMBUtil.writeInt2(this.pipeFid, dst, dstIndex);
        dstIndex += 2;

        assertEquals(35000, SmbConstants.DEFAULT_CONN_TIMEOUT);
    }

    @Test
    @DisplayName("Should define SMB flags constants")
    void testSmbFlags() {
        assertEquals(0x00, SmbConstants.FLAGS_NONE);
        assertEquals(0x01, SmbConstants.FLAGS_LOCK_AND_READ_WRITE_AND_UNLOCK);
        assertEquals(0x02, SmbConstants.FLAGS_RECEIVE_BUFFER_POSTED);

     * .
     */
    @Test
    public void testToBinary() {
        assertThat(BinaryConversionUtil.toBinary(null), nullValue());
        final byte[] b = { 0x00, 0x01 };
        assertThat(BinaryConversionUtil.toBinary(b), is(b));
        assertThat(BinaryConversionUtil.toBinary("hoge"), is("hoge".getBytes()));
    }

    /**
     * Test method for