try (MockedStatic<Smb3KeyDerivation> mockedKeyDerivation = mockStatic(Smb3KeyDerivation.class)) {
                byte[] derivedKey = new byte[16];
                Arrays.fill(derivedKey, (byte) 0xCC);
                mockedKeyDerivation.when(
                        () -> Smb3KeyDerivation.deriveSigningKey(eq(Smb2Constants.SMB2_DIALECT_0300), any(byte[].class), any(byte[].class)))
                        .thenReturn(derivedKey);

        SMBUtil.writeInt4(0, buffer, bodyStart + 8);
        SMBUtil.writeInt4(0, buffer, bodyStart + 12);

        // Write data at the offset
        Arrays.fill(buffer, 100, 100 + dataLength, (byte) 0xCC);

        // Use reflection to set headerStart
        Field headerStartField = ServerMessageBlock2.class.getDeclaredField("headerStart");
        headerStartField.setAccessible(true);

  }

  static final int LAST_COLOR_ADDED = 0x00BFFF;

  public void testComplexBuilder() {
    List<Integer> colorElem = asList(0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF);
    // javac won't compile this without "this.<Integer>"
    ImmutableSet.Builder<Integer> webSafeColorsBuilder = this.<Integer>builder();
    for (Integer red : colorElem) {
      for (Integer green : colorElem) {

    b.set(0, "f");
    assertEquals(asList("a", "b", "c", "d"), list);
  }

  public void testComplexBuilder() {
    List<Integer> colorElem = asList(0x00, 0x33, 0x66, 0x99, 0xCC, 0xFF);
    ImmutableList.Builder<Integer> webSafeColorsBuilder = ImmutableList.builder();
    for (Integer red : colorElem) {
      for (Integer green : colorElem) {
        for (Integer blue : colorElem) {

	LDAXRH (R5), R8                            // a8fc5f48
	//TODO LDNP 0xcc(RSP), ZR, R12             // ecff5928
	//TODO LDNP 0x40(R28), R9, R5              // 852744a8
	//TODO LDPSW -0xd0(R2), R0, R12            // 4c00e668
	//TODO LDPSW 0x5c(R4), R8, R5              // 85a0cb69
	//TODO LDPSW 0x6c(R12), R2, R27            // 9b894d69
	MOVWU.P -84(R15), R9                       // e9c55ab8

            buffer[2] = 0x01; // Oplock level
            buffer[3] = (byte) 0xAA; // Reserved byte

            // Reserved2 field (4 bytes at offset 4)
            buffer[4] = (byte) 0xBB;
            buffer[5] = (byte) 0xCC;
            buffer[6] = (byte) 0xDD;
            buffer[7] = (byte) 0xEE;

            byte[] fileId = createTestData(16);
            System.arraycopy(fileId, 0, buffer, 8, 16);

0x74, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x7, 0x52, 0x65, 0x63, 0x6f, 0x72, 0x64, 0x73, 0x74, 0x72, 0x75, 0x65, 0x2c, 0x66, 0x6f, 0x6f, 0x2c, 0x2d, 0x31, 0xa, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x2c, 0x62, 0x61, 0x72, 0x2c, 0xa, 0x74, 0x72, 0x75, 0x65, 0x2c, 0x62, 0x61, 0x7a, 0x2c, 0x32, 0x2e, 0x35, 0xa, 0xef, 0x22, 0x13, 0xa3, 0x0, 0x0, 0x0, 0xed, 0x0, 0x0, 0x0, 0x43, 0x5a, 0xb3, 0xcc, 0x2d, 0xd, 0x3a, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x7, 0x0, 0x5, 0x65, 0x76,...

		0xab, 0x76, 0x4b, 0x7e, 0x6c, 0x54, 0xd6, 0x84, 0x2, 0x38, 0xbc, 0xc4, 0x5, 0x87,
		0xa5, 0x9e, 0x66, 0xed, 0x1f, 0x33, 0x89, 0x45, 0x77, 0x63, 0x5c, 0x47, 0xa,
		0xf7, 0x5c, 0xf9, 0x2c, 0x20, 0xd1, 0xda, 0x43, 0xe1, 0xbf, 0xc4, 0x19, 0xe2,
		0x22, 0xa6, 0xf0, 0xd0, 0xbb, 0x35, 0x8c, 0x5e, 0x38, 0xf9, 0xcb, 0x5, 0xa, 0xea,

	// string "dependGlobalObjectAPI"
	o = append(o, 0x8c, 0xb5, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x41, 0x50, 0x49)
	o = msgp.AppendBool(o, z.dependGlobalObjectAPI)
	// string "dependGlobalAuthNPlugin"
	o = append(o, 0xb7, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 0x47, 0x6c, 0x6f, 0x62, 0x61, 0x6c, 0x41, 0x75, 0x74, 0x68, 0x4e, 0x50, 0x6c, 0x75, 0x67, 0x69, 0x6e)

	o = append(o, 0x8e, 0xae, 0x52, 0x65, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x65, 0x64, 0x53, 0x69, 0x7a, 0x65)
	o = msgp.AppendInt64(o, z.ReplicatedSize)
	// string "ReplicaSize"
	o = append(o, 0xab, 0x52, 0x65, 0x70, 0x6c, 0x69, 0x63, 0x61, 0x53, 0x69, 0x7a, 0x65)
	o = msgp.AppendInt64(o, z.ReplicaSize)
	// string "FailStats"
	o = append(o, 0xa9, 0x46, 0x61, 0x69, 0x6c, 0x53, 0x74, 0x61, 0x74, 0x73)