private File getTestDir() throws IOException {
    if (testDir != null) {
      return testDir;
    }

    URL testFileUrl = IoTestCase.class.getResource("testdata/i18n.txt");
    if (testFileUrl == null) {
      throw new RuntimeException("unable to locate testdata directory");
    }

    if (testFileUrl.getProtocol().equals("file")) {
      try {
        File testFile = new File(testFileUrl.toURI());

            try {
              ready.countDown()
              waiting.await()
            } catch (e: InterruptedException) {
              throw AssertionError()
            }
            throw IOException()
          },
        )
        .build()
    val a1 = client.newCall(newRequest("http://a/1"))
    val a2 = client.newCall(newRequest("http://a/2"))

        return;
      } catch (InterruptedException ie) {
        throw new RuntimeException("Unexpected interrupt while waiting for future", ie);
      } catch (TimeoutException tryHarder) {
        /* OK */
      }
    } while (System.nanoTime() - deadline < 0);
    throw formatRuntimeException("Future not done within %d second timeout", timeoutSeconds);
  }

  /**

                }
            }
            return new NtlmChallenge(trans.getServerEncryptionKey(), dc);
        }
        catch ( SmbException e ) {
            throw e;
        }
        catch ( IOException e ) {
            throw new SmbException("Connection failed", e);
        }
    }


    /**
     * @return
     */
    private CIFSContext getTransportContext () {

                }
                else if ( !foundKerberos ) {
                    throw new SmbUnsupportedOperationException("Server does not support kerberos authentication");
                }
            }
        }
        catch ( SmbException e ) {
            throw e;
        }
        catch ( IOException e1 ) {
            log.debug("Ignoring invalid initial token", e1);
        }

        ) {
          try {
            // Wait for request2 to guarantee we make 2 separate connections to the server.
            latch1.await()
          } catch (e: InterruptedException) {
            throw AssertionError(e)
          }
        }

        override fun connectionAcquired(
          call: Call,
          connection: Connection,
        ) {

            String msg = "The value should not be null: variableName=null value=" + value;
            throw new IllegalArgumentException(msg);
        }
        if (value == null) {
            String msg = "The value should not be null: variableName=" + variableName;
            throw new IllegalArgumentException(msg);
        }
    }

                int _name_bufferi = _src.index;
                _src.advance(2 * _name_bufferl);

                if (name.buffer == null) {
                    if (_name_buffers < 0 || _name_buffers > 0xFFFF) throw new NdrException( NdrException.INVALID_CONFORMANCE );
                    name.buffer = new short[_name_buffers];
                }
                _src = _src.derive(_name_bufferi);

        for (int i = 0; i < 8; i++) {
            if (material[i] != NTLMSSP_SIGNATURE[i]) {
                throw new IOException("Not an NTLMSSP message.");
            }
        }
        if (readULong(material, 8) != 2) {
            throw new IOException("Not a Type 2 message.");
        }
        int flags = readULong(material, 20);
        setFlags(flags);
        String target = null;

  C offset(C origin, long distance) {
    C current = origin;
    checkNonnegative(distance, "distance");
    for (long i = 0; i < distance; i++) {
      current = next(current);
      if (current == null) {
        throw new IllegalArgumentException(
            "overflowed computing offset(" + origin + ", " + distance + ")");
      }
    }
    return current;
  }

  /**