const (
	// minBufferSize is the minimum buffer size.
	// Buffers below this is not reused.
	minBufferSize = 1 << 10

	// defaultBufferSize is the default buffer allocation size.
	defaultBufferSize = 4 << 10

	// maxBufferSize is the maximum buffer size.
	// Buffers larger than this is not reused.
	maxBufferSize = 96 << 10

	// This is the assumed size of bigger buffers and allocation size.
	biggerBufMin = 32 << 10

        // Given
        byte[] buffer = new byte[256];
        int offset = 10;
        int size = 100;
        when(response.verifySignature(buffer, offset, size)).thenReturn(true);

        // When
        boolean verified = response.verifySignature(buffer, offset, size);

        // Then
        assertTrue(verified);
        verify(response).verifySignature(buffer, offset, size);
    }

    @Test

    void testReadSetupWireFormat() {
        notifyChange = new NtTransNotifyChange(mockConfig, 0x1234, FILE_NOTIFY_CHANGE_FILE_NAME, false);
        byte[] buffer = new byte[100];

        int result = notifyChange.readSetupWireFormat(buffer, 10, 50);

        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test readParametersWireFormat returns zero")
    void testReadParametersWireFormat() {

        buffer[20] = 1; // Revision
        buffer[21] = 0; // Sbz1
        SMBUtil.writeInt2(0x8004, buffer, 22); // Control flags
        SMBUtil.writeInt4(0, buffer, 24); // Owner offset
        SMBUtil.writeInt4(0, buffer, 28); // Group offset
        SMBUtil.writeInt4(0, buffer, 32); // SACL offset
        SMBUtil.writeInt4(0, buffer, 36); // DACL offset

   */
  @CanIgnoreReturnValue
  @J2ktIncompatible
  @GwtIncompatible // BlockingQueue
  public static <E> int drain(
      BlockingQueue<E> q, Collection<? super E> buffer, int numElements, Duration timeout)
      throws InterruptedException {
    return drain(q, buffer, numElements, toNanosSaturated(timeout), NANOSECONDS);
  }

  /**
   * Drains the queue as {@link BlockingQueue#drainTo(Collection, int)}, but if the requested {@code

    @Test
    void testReadSetupWireFormat() {
        // Given
        Trans2QueryPathInformation trans = new Trans2QueryPathInformation("anyfile.txt", 0);
        byte[] buffer = new byte[10];

        // When
        int bytesRead = trans.readSetupWireFormat(buffer, 0, 10);

        // Then
        assertEquals(0, bytesRead, "Should read 0 bytes.");
    }

    /**
     * Tests the readParametersWireFormat method.

	v := nsScannerOptions{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))
	en := msgp.NewWriter(msgp.Nowhere)
	b.ReportAllocs()
	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		v.EncodeMsg(en)
	}
	en.Flush()
}

func BenchmarkDecodensScannerOptions(b *testing.B) {
	v := nsScannerOptions{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

        byte[] buffer = new byte[50];
        int used = nullPathCmd.writeBytesWireFormat(buffer, 0);
        // Should write command byte + null terminator only
        assertEquals(2, used, "Null path should result in command byte + NUL");
        assertEquals(0x04, buffer[0] & 0xFF, "First byte must still be 0x04");
        assertEquals(0, buffer[1], "Second byte must be null terminator");
    }

        bufferIndex += 2;
        parameterOffset = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        parameterDisplacement = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        dataCount = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        dataOffset = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        dataDisplacement = readInt2(buffer, bufferIndex);

    void testReadSetupWireFormat() {
        netShareEnum = new NetShareEnum(realConfig);
        byte[] buffer = new byte[100];

        int result = netShareEnum.readSetupWireFormat(buffer, 0, 100);
        assertEquals(0, result);

        // Test with different parameters
        result = netShareEnum.readSetupWireFormat(buffer, 10, 50);
        assertEquals(0, result);

        // Test with zero length