// also test available
    lin.mark(2);
    assertEquals(2, lin.available());
    int read = lin.read();
    assertEquals(big[0], read);
    assertEquals(1, lin.available());
    read = lin.read();
    assertEquals(big[1], read);
    assertEquals(0, lin.available());
    read = lin.read();
    assertEquals(-1, read);

    lin.reset();
    byte[] small = new byte[5];

            assertEquals(42, bytesDecoded); // 8 header + 34 referral
            assertEquals(8, buffer.getPathConsumed());
            assertEquals(1, buffer.getNumReferrals());
            assertEquals(5, buffer.getTflags());
            assertNotNull(buffer.getReferrals());
            assertEquals(1, buffer.getReferrals().length);
            assertEquals(3, buffer.getReferrals()[0].getVersion());
        }

        sourceMap.put("key2", "value2");
        sourceMap.put("key3", "value3");

        docMap.putAll(sourceMap);

        assertEquals(3, docMap.size());
        assertEquals("value1", docMap.get("key1"));
        assertEquals("value2", docMap.get("key2"));
        assertEquals("value3", docMap.get("key3"));
    }

    @Test
    public void test_clear() {
        Map<String, Object> parentMap = new HashMap<>();

        void testInfoLevelsSequential() {
            assertEquals(Smb2Constants.SMB2_0_INFO_FILE + 1, Smb2Constants.SMB2_0_INFO_FILESYSTEM, "Filesystem should be File + 1");
            assertEquals(Smb2Constants.SMB2_0_INFO_FILESYSTEM + 1, Smb2Constants.SMB2_0_INFO_SECURITY, "Security should be Filesystem + 1");
            assertEquals(Smb2Constants.SMB2_0_INFO_SECURITY + 1, Smb2Constants.SMB2_0_INFO_QUOTA, "Quota should be Security + 1");

            assertEquals(4, written);
            assertEquals(4, SMBUtil.readInt2(minBuffer, 0));

            // Large buffer
            byte[] largeBuffer = new byte[10000];
            written = echoRequest.writeBytesWireFormat(largeBuffer, 5000);
            assertEquals(4, written);
            assertEquals(4, SMBUtil.readInt2(largeBuffer, 5000));
        }

        settings.elevateWord().add(elevateWord3);

        assertEquals(3, settings.elevateWord().get().length);
        assertEquals(elevateWord1.getElevateWord(), settings.elevateWord().get()[0].getElevateWord());
        assertEquals(elevateWord1.getBoost(), settings.elevateWord().get()[0].getBoost(), 0);
        assertEquals(elevateWord1.getReadings().get(0), settings.elevateWord().get()[0].getReadings().get(0));

        assertEquals(3, notifications.size());

        // Verify first notification
        assertEquals("file1.txt", notifications.get(0).getFileName());
        assertEquals(FileNotifyInformation.FILE_ACTION_ADDED, notifications.get(0).getAction());

        // Verify second notification
        assertEquals("file2.txt", notifications.get(1).getFileName());

        value = "";
        assertEquals("", ResourceUtil.resolve(value));

        value = "a";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "${a}";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "$a";
        assertEquals(value, ResourceUtil.resolve(value));

        value = "${a";
        assertEquals(value, ResourceUtil.resolve(value));

        // ServerMessageBlock.
        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION2, cmd.command, "command should be TRANSACTION2");
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, cmd.subCommand, "subCommand should be QUERY_FS_INFORMATION");
        // the fields are set in the constructor – check that the counts match
        assertEquals(2, cmd.totalParameterCount, "totalParameterCount should be 2");

        assertEquals(2, dst[0]);

        // Verify reserved bytes
        assertEquals(0, dst[1]);
        assertEquals(0, dst[2]);

        // Verify total parameter count (4 bytes at position 3)
        assertEquals(100, SMBUtil.readInt4(dst, 3));

        // Verify total data count (4 bytes at position 7)
        assertEquals(200, SMBUtil.readInt4(dst, 7));