func isIdentRune(ch rune, i int) bool {
	if unicode.IsLetter(ch) {
		return true
	}
	switch ch {
	case '_': // Underscore; traditional.
		return true
	case '\u00B7': // Represents the period in runtime.exit. U+00B7 '·' middle dot
		return true
	case '\u2215': // Represents the slash in runtime/debug.setGCPercent. U+2215 '∕' division slash
		return true
	}
	// Digits are OK only after the first character.

    /**
     * Test that the constructor correctly initializes with a valid channel binding hash.
     */
    @Test
    void testConstructorWithValidHash() {
        byte[] testHash = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
        AvChannelBindings avChannelBindings = new AvChannelBindings(testHash);

        assertEquals(AvPair.MsvAvChannelBindings, avChannelBindings.getType(), "Type should be MsvAvChannelBindings");

    void testUUIDOperations() {
        // Given
        byte[] uuid = { 0x12, 0x34, 0x56, 0x78, (byte) 0x9A, (byte) 0xBC, (byte) 0xDE, (byte) 0xF0, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66,
                0x77, (byte) 0x88 };
        byte[] buffer = new byte[16];

        // When
        System.arraycopy(uuid, 0, buffer, 0, 16);

        // Then
        assertArrayEquals(uuid, buffer);
    }

			[out] policy_handle *handle);

	[op(0x3e)]
	int SamrConnect4([in,string,unique] wchar_t *system_name,
			[in] uint32_t unknown,
			[in] uint32_t access_mask,
			[out] policy_handle *handle);

	[op(0x07)]
	int SamrOpenDomain([in] policy_handle *handle,
			[in] uint32_t access_mask,
			[in] sid_t *sid,
			[out] policy_handle *domain_handle);

	typedef struct {
		uint32_t idx;
		unicode_string name;

        queryPolicy = new MsrpcQueryInformationPolicy(mockPolicyHandle, level, mockNdrObject);

        // Act
        int opnum = queryPolicy.getOpnum();

        // Assert
        assertEquals(0x07, opnum); // Expected opnum for LsarQueryInformationPolicy
    }

    @Test
    void multipleInstances_shouldBeIndependent() {
        // Arrange
        short level1 = 1;
        short level2 = 2;

    int RPC_PT_RESPONSE = 0x02;
    /**
     * Fault packet type - indicates an error
     */
    int RPC_PT_FAULT = 0x03;
    /**
     * Bind packet type - establishes context
     */
    int RPC_PT_BIND = 0x0B;
    /**
     * Bind acknowledgment packet type
     */
    int RPC_PT_BIND_ACK = 0x0C;
    /**
     * Bind negative acknowledgment packet type
     */
    int RPC_PT_BIND_NAK = 0x0D;
    /**

  }

  // Tests from RFC2022: https://tools.ietf.org/html/rfc2202

  public void testRfc2202_hmacSha1_case1() {
    byte[] key = fillByteArray(20, 0x0b);
    String data = "Hi There";

    checkSha1("b617318655057264e28bc0b6fb378c8ef146be00", key, data);
  }

  public void testRfc2202_hmacSha1_case2() {
    byte[] key = "Jefe".getBytes(UTF_8);

	if err != nil {
		return
	}
	err = en.WriteBool(z.Group)
	if err != nil {
		err = msgp.WrapError(err, "Group")
		return
	}
	// write "Owner"
	err = en.Append(0xa5, 0x4f, 0x77, 0x6e, 0x65, 0x72)
	if err != nil {
		return
	}
	err = en.WriteString(z.Owner)
	if err != nil {
		err = msgp.WrapError(err, "Owner")
		return
	}
	// write "Quorum"

    }

    @Test
    @DisplayName("writeSecurityBuffer copies data and sets fields")
    void testWriteSecurityBufferNonZero() {
        byte[] dest = new byte[8 + 4];
        byte[] payload = { 0x55, 0x66, 0x77 };
        NtlmMessage.writeSecurityBuffer(dest, 0, 8, payload);
        assertEquals(3, NtlmMessage.readUShort(dest, 0), "Length field must be 3");

        case 0x00:
            return "This folder only";
        case 0x03:
            return "This folder, subfolders and files";
        case 0x0B:
            return "Subfolders and files only";
        case 0x02:
            return "This folder and subfolders";
        case 0x0A:
            return "Subfolders only";
        case 0x01: