}

        @Test
        @DisplayName("Encryption capability should be 0x40")
        void testGlobalCapEncryption() {
            assertEquals(0x40, Smb2Constants.SMB2_GLOBAL_CAP_ENCRYPTION, "Encryption capability must be 0x40");
        }

        @Test
        @DisplayName("All capability flags should be unique powers of 2")

        @Test
        @DisplayName("Should set write flags")
        void testSetWriteFlags() {
            assertDoesNotThrow(() -> request.setWriteFlags(0));
            assertDoesNotThrow(() -> request.setWriteFlags(0x01));
            assertDoesNotThrow(() -> request.setWriteFlags(0xFF));
            assertDoesNotThrow(() -> request.setWriteFlags(Integer.MAX_VALUE));
        }

        @ParameterizedTest

        }
    }

    /* --- flag handling -------------------------------- */
    @Test
    void testFlagSetAndUnset() {
        TestMessage m = new TestMessage();
        int FLAG_A = 0x01;
        int FLAG_B = 0x02;
        assertFalse(m.isFlagSet(FLAG_A));
        m.setFlag(FLAG_A);
        assertTrue(m.isFlagSet(FLAG_A));
        // unset correctly removes the flag
        m.unsetFlag(FLAG_A);

  @BeforeExperiment
  void setUp() {
    testBytes = new byte[size];
    new Random(RANDOM_SEED).nextBytes(testBytes);
  }

  @Benchmark
  byte hashing(int reps) {
    byte result = 0x01;
    HashMethod hashMethod = this.hashMethod;
    Algorithm algorithm = this.algorithm;
    for (int i = 0; i < reps; i++) {
      result ^= hashMethod.hash(algorithm, testBytes)[0];
    }
    return result;
  }

  @BeforeExperiment
  void setUp() {
    testBytes = new byte[size];
    new Random(RANDOM_SEED).nextBytes(testBytes);
  }

  @Benchmark
  byte hashing(int reps) {
    byte result = 0x01;
    HashMethod hashMethod = this.hashMethod;
    Algorithm algorithm = this.algorithm;
    for (int i = 0; i < reps; i++) {
      result ^= hashMethod.hash(algorithm, testBytes)[0];
    }
    return result;
  }

     * .
     */
    @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

    }

    @Test
    @DisplayName("readParameterWordsWireFormat with a too-short buffer - throws exception")
    void testReadParameterWordsWithShortBuffer() {
        byte[] buffer = new byte[] { 0x00, 0x01, 0x02 }; // only three bytes
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> response.readParameterWordsWireFormat(buffer, 0));
    }

    @Test

class Smb2LeaseStateTest {

    @Test
    @DisplayName("Should define correct lease state constants")
    void testLeaseStateConstants() {
        assertEquals(0x00, Smb2LeaseState.SMB2_LEASE_NONE);
        assertEquals(0x01, Smb2LeaseState.SMB2_LEASE_READ_CACHING);
        assertEquals(0x02, Smb2LeaseState.SMB2_LEASE_HANDLE_CACHING);
        assertEquals(0x04, Smb2LeaseState.SMB2_LEASE_WRITE_CACHING);

        // Simulate address = 192.168.1.1 (0xC0A80101)
        src[srcIndex + 2] = (byte) 0xC0;
        src[srcIndex + 3] = (byte) 0xA8;
        src[srcIndex + 4] = (byte) 0x01;
        src[srcIndex + 5] = (byte) 0x01;

        // Set 'addrEntry' and 'addrIndex' fields in superclass for the response to be stored
        Field addrEntryField = NameServicePacket.class.getDeclaredField("addrEntry");

        when(cfg.isTraceResourceUsage()).thenReturn(false);
        stubValidTree(1L, true, true);

        byte[] fidBytes = new byte[] { 0x01, 0x02 };
        SmbFileHandleImpl h1 = new SmbFileHandleImpl(cfg, fidBytes, tree, "//u/one", 0x10, 0x20, 0x30, 0x40, 0L);
        String s1 = h1.toString();
        assertTrue(s1.contains("//u/one"));
        assertTrue(s1.contains("0102"), "Expected hex fileId in string");