final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 4) {
            throw new SMBProtocolDecodingException("Expected structureSize = 4");
        }
        return 4;
    }

            return version1.compareTo(version2) <= 0 ? node1 : node2;
        } catch (OverConstrainedVersionException exception) {
            // TODO log message or throw exception?

            return null;
        }
    }

        Graph g = new Graph();
        data.parallelStream().forEach(s -> {
            try {
                g.addEdge(s[0], s[1]);
            } catch (Exception e) {
                throw new RuntimeException(e);
            }
        });
    }

            case WARNING:
                if (!warnings.contains(req.getMessage())) {
                    warnings.add(req.getMessage());
                }
                break;
            default:
                throw new IllegalArgumentException("Unknown severity: " + req.getSeverity());
        }
    }

          for (Service service : servicesByState().values()) {
            if (service.state() != NEW) {
              servicesInBadStates.add(service);
            }
          }
          throw new IllegalArgumentException(
              "Services started transitioning asynchronously before "
                  + "the ServiceManager was constructed: "
                  + servicesInBadStates);
        }

        fileTypeHelper = new FileTypeHelper();
    }

    @Test
    public void test_init() {
        try {
            fileTypeHelper.init();
        } catch (Exception e) {
            fail("init() should not throw an exception: " + e.getMessage());
        }
    }

    @Test
    public void test_add() {
        fileTypeHelper.add("application/pdf", "pdf");
        assertEquals("pdf", fileTypeHelper.get("application/pdf"));

    try {
      for (int i = axes.size() - 1; i >= 0; i--) {
        axesSizeProduct[i] = Math.multiplyExact(axesSizeProduct[i + 1], axes.get(i).size());
      }
    } catch (ArithmeticException e) {
      throw new IllegalArgumentException(
          "Cartesian product too large; must have size at most Integer.MAX_VALUE");
    }
    this.axesSizeProduct = axesSizeProduct;
  }

  private final ListenableFutureTask<Integer> task =
      ListenableFutureTask.create(
          () -> {
            runLatch.countDown();
            taskLatch.await();
            if (throwException) {
              throw new IllegalStateException("Fail");
            }
            return 25;
          });

  @Override
  protected void setUp() throws Exception {
    super.setUp();

    exec = newCachedThreadPool();

        String msg = "downgrade not allowed";

        // Act & Assert - verify thrown type and message
        SMBProtocolDowngradeException thrown = assertThrows(SMBProtocolDowngradeException.class, () -> {
            throw new SMBProtocolDowngradeException(msg);
        });
        assertEquals(msg, thrown.getMessage());
    }

      monitor.leave();
    }
  }

  /**
   * Returns an iterator over the elements in this queue in proper sequence. The returned {@code
   * Iterator} is a "weakly consistent" iterator that will never throw {@link
   * ConcurrentModificationException}, and guarantees to traverse elements as they existed upon
   * construction of the iterator, and may (but is not guaranteed to) reflect any modifications
   * subsequent to construction.