* values, see {@link com.google.common.primitives.Longs}.
 *
 * @author Louis Wasserman
 * @since 11.0
 */
@GwtCompatible
public final class LongMath {
  @VisibleForTesting static final long MAX_SIGNED_POWER_OF_TWO = 1L << (Long.SIZE - 2);

  /**
   * Returns the smallest power of two greater than or equal to {@code x}. This is equivalent to

            longPathBuilder.append("a");
        }
        String longPath = longPathBuilder.toString();

        Smb2TreeConnectRequest req = new Smb2TreeConnectRequest(mockConfig, longPath);
        byte[] buffer = new byte[4096];

        // When
        req.encode(buffer, 0);

        // Then
        byte[] pathBytes = longPath.getBytes(StandardCharsets.UTF_16LE);

        // Create a very long filename
        StringBuilder longPath = new StringBuilder();
        for (int i = 0; i < 100; i++) {
            longPath.append("verylongpath/");
        }
        longPath.append("file.txt");

        trans2QueryPathInfo = new Trans2QueryPathInformation(config, longPath.toString(), TEST_INFO_LEVEL);

        byte[] buffer = new byte[8192]; // Large buffer for long path

    for (int i = 0; i < LongMath.powersOf10.length; i++) {
      assertEquals(LongMath.checkedPow(10, i), LongMath.powersOf10[i]);
    }
    assertThrows(
        ArithmeticException.class, () -> LongMath.checkedPow(10, LongMath.powersOf10.length));
  }

  @GwtIncompatible // TODO
  public void testConstantsHalfPowersOf10() {
    for (int i = 0; i < LongMath.halfPowersOf10.length; i++) {
      assertEquals(

            StringBuilder longPath = new StringBuilder("\\server\\share");
            for (int i = 0; i < 100; i++) {
                longPath.append("\\subfolder").append(i);
            }

            when(mockReferral.getTtl()).thenReturn(300);
            when(mockReferral.getRFlags()).thenReturn(0);
            when(mockReferral.getNode()).thenReturn(longPath.toString());

			modelType = modelType.Elem()
		}

		if modelType.Kind() != reflect.Struct {
			if modelType.PkgPath() == "" {
				return nil, fmt.Errorf("%w: %+v", ErrUnsupportedDataType, dest)
			}
			return nil, fmt.Errorf("%w: %s.%s", ErrUnsupportedDataType, modelType.PkgPath(), modelType.Name())
		}
	}

	// Cache the Schema for performance,

    }

    @Test
    @DisplayName("Test writeBytesWireFormat with long path")
    void testWriteBytesWireFormatLongPath() {
        String longPath = "very\\long\\path\\to\\some\\deeply\\nested\\file\\in\\directory\\structure.txt";
        request = new Smb2CreateRequest(mockConfig, longPath);

        byte[] buffer = new byte[2048];
        int bytesWritten = request.writeBytesWireFormat(buffer, 0);

    int startingNumber = LongMath.factorials.length;
    long product = LongMath.factorials[startingNumber - 1];
    // Strip off 2s from this value.
    int shift = Long.numberOfTrailingZeros(product);
    product >>= shift;

    // Use floor(log2(num)) + 1 to prevent overflow of multiplication.
    int productBits = LongMath.log2(product, FLOOR) + 1;
    int bits = LongMath.log2(startingNumber, FLOOR) + 1;

        validator.validatePath(""); // Empty should be allowed
    }

    @Test
    public void testPathTooLong() throws Exception {
        String longPath = "\\share" + "\\folder".repeat(5000);
        assertThrows(SmbException.class, () -> {
            validator.validatePath(longPath);
        });
    }

    @Test
    public void testPathWithTraversal() throws Exception {
        assertThrows(SmbException.class, () -> {

    }

    @Test
    public void testPathTooLong() throws Exception {
        StringBuilder longPath = new StringBuilder("\\share");
        for (int i = 0; i < 100; i++) {
            longPath.append("\\verylongfoldername");
        }
        assertThrows(SmbException.class, () -> {
            validator.validatePath(longPath.toString());
        });
    }

    @Test