)

// ErrTooLarge is passed to panic if memory cannot be allocated to store data in a buffer.
var ErrTooLarge = errors.New("bytes.Buffer: too large")
var errNegativeRead = errors.New("bytes.Buffer: reader returned negative count from Read")

const maxInt = int(^uint(0) >> 1)

// Bytes returns a slice of length b.Len() holding the unread portion of the buffer.

        // Then - response is created even with null config
        assertNotNull(response);
    }

    @Test
    @DisplayName("Should verify SMB2 header length constant usage")
    void testSmb2HeaderLengthUsage() {
        // Given
        Configuration mockConfig = mock(Configuration.class);

        @Override
        public int size() {
            return testSize;
        }

        @Override
        protected int writeHeaderWireFormat(byte[] dst, int dstIndex) {
            return 64; // Simulate header writing
        }

        @Override
        public int encode(byte[] dst, int dstIndex) {
            // We need to override the parent ServerMessageBlock2's encode

        byte[] buffer = createValidNotificationBuffer("", FileNotifyInformation.FILE_ACTION_ADDED);

        int bytesRead = notifyInfo.decode(buffer, 0, buffer.length);

        assertTrue(bytesRead >= 12); // At least the header bytes
        assertEquals("", notifyInfo.getFileName());
    }

    /**
     * Helper method to create a valid notification buffer
     */

        byte[] expectedBytes = unicodeFileName.getBytes(StandardCharsets.UTF_16LE);
        assertEquals(32 + expectedBytes.length, bytesWritten);

        // Verify filename length in header
        int fnLength = buffer[Smb2Constants.SMB2_HEADER_LENGTH + 26] | (buffer[Smb2Constants.SMB2_HEADER_LENGTH + 27] << 8);
        assertEquals(expectedBytes.length, fnLength);
    }

    @Test

        // Read from buffer
        ByteArrayInputStream bais = new ByteArrayInputStream(buffer);
        SessionRequestPacket readPacket = new SessionRequestPacket(mockConfig);

        // Skip header (already read by parent class)
        bais.skip(4);
        readPacket.type = buffer[0] & 0xFF;
        readPacket.length = ((buffer[1] & 0x01) << 16) + ((buffer[2] & 0xFF) << 8) + (buffer[3] & 0xFF);

import com.google.common.reflect.Reflection;
import com.google.common.reflect.TypeToken;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.InputStream;
import java.io.Reader;
import java.io.StringReader;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

  }

  /**
   * Loads {@link WillBeUnloadedException} in a separate {@code ClassLoader}, calls {@code
   * getChecked(future, WillBeUnloadedException.class)}, and returns the loader. The caller can then
   * test that the {@code ClassLoader} can still be GCed. The test amounts to a test that {@code
   * getChecked} holds no strong references to the class.
   */

    @Test
    void readWireFormat_shouldDelegateToParent() {
        // Arrange
        nodeStatusRequest = new NodeStatusRequest(mockConfig, mockName);
        byte[] src = new byte[200];
        // Setup minimal valid header
        src[0] = 0x00;
        src[1] = 0x01; // Transaction ID
        src[2] = 0x00; // Flags
        src[3] = 0x00; // Flags
        src[4] = 0x00;
        src[5] = 0x01; // Question count

        assertTrue(s.contains("totalParameterCount="), "string representation contains totalParameterCount field");
    }

    /**
     * Verify that readParameterWordsWireFormat parses the SMB header
     * correctly and updates all relevant members.
     */
    @Test
    public void readParameterWordsWireFormat_parsesHeaderCorrectly() {
        DummyResponse d = new DummyResponse();