* 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

                    .longOpt("verbose")
                    .desc("Produce execution verbose output")
                    .get());
            options.addOption(Option.builder(SHOW_ERRORS)
                    .longOpt("errors")
                    .desc("Produce execution error messages")
                    .get());
            options.addOption(Option.builder(BATCH_MODE)
                    .longOpt("batch-mode")

            options.addOption(Option.builder(MODEL_VERSION)
                    .longOpt("model-version")
                    .hasArg()
                    .argName("version")
                    .desc("Target POM model version (4.0.0 or 4.1.0)")
                    .get());
            options.addOption(Option.builder(DIRECTORY)
                    .longOpt("directory")
                    .hasArg()
                    .argName("path")

            options.addOption(Option.builder(ALTERNATE_POM_FILE)
                    .longOpt("file")
                    .hasArg()
                    .desc("Force the use of an alternate POM file (or directory with pom.xml)")
                    .get());
            options.addOption(Option.builder(NON_RECURSIVE)
                    .longOpt("non-recursive")
                    .desc(

    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;

    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(

                .longOpt("quiet")
                .desc("Quiet output - only show errors")
                .build());
        options.addOption(Option.builder(Character.toString(VERBOSE))
                .longOpt("verbose")
                .desc("Produce execution verbose output")
                .build());
        options.addOption(Option.builder(Character.toString(ERRORS))
                .longOpt("errors")

            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

        return IntMath.gcd(a, b);
      }

      @Override
      public long gcdLong(long a, long b) {
        return LongMath.gcd(a, b);
      }

      @Override
      public long binomialCoefficient(int n, int k) {
        return LongMath.binomial(n, k);
      }

      @Override
      public boolean noAddOverflow(int a, int b) {
        try {