*/
    @Nonnull
    default Optional<ProducedArtifact> getMainArtifact() {
        List<ProducedArtifact> artifacts = getArtifacts();
        return artifacts.size() == 2 ? Optional.of(artifacts.get(1)) : Optional.empty();
    }

    /**
     * {@return the project artifacts as immutable list}. Elements are the project POM artifact and the artifact

    // Increment 100 times
    for (int i = 0; i < 100; ++i) {
      cache.getUnchecked(10).incrementAndGet();
      ticker.advance(1, MILLISECONDS);
    }

    assertThat(applyCount.get()).isEqualTo(evictionCount.get() + 1);
    int remaining = cache.getUnchecked(10).get();
    assertThat(totalSum.get() + remaining).isEqualTo(100);
  }

  public void testRemovalScheduler_expireAfterWrite() {
    FakeTicker ticker = new FakeTicker();

    // Make sure it returned a copy
    list.set(0, (char) 4);
    assertThat(newArray).isEqualTo(new char[] {(char) 0, (char) 1, (char) 2});
    newArray[1] = (char) 5;
    assertThat((char) list.get(1)).isEqualTo((char) 1);
  }

  // This test stems from a real bug found by andrewk
  public void testAsList_subList_toArray_roundTrip() {
    char[] array = {(char) 0, (char) 1, (char) 2, (char) 3};

                        TreeMultimap.create(Ordering.natural(), Ordering.natural().nullsFirst());
                    multimap.putAll(1, asList(elements));
                    return multimap.get(1);
                  }

                  @Override
                  public List<String> order(List<String> insertionOrder) {
                    return Ordering.natural().nullsFirst().sortedCopy(insertionOrder);

      assertThat(urls.get(0).getProtocol()).isEqualTo("file");
      assertThat(urls.get(0).getAuthority()).isNull();
      assertThat(urls.get(0).getPath()).endsWith("/relative/path/to/some.jar");

      assertThat(urls.get(1)).isEqualTo(new URL("file:///absolute/path/to/some.jar"));

      assertThat(urls.get(2).getProtocol()).isEqualTo("file");
      assertThat(urls.get(2).getAuthority()).isNull();

      Object oldValue = ref.get();
      if (oldValue == null) {
        expectedComputations++;
      }
      cache.refresh(1);
      checkNothingLogged();
      ref = new WeakReference<>(map.get(1));
      oldValue = null;
      Thread.sleep(i);
      System.gc();
    }
    assertThat(countingLoader.getCount()).isEqualTo(expectedComputations);
  }

                        crawlingInfo = new CrawlingInfo();
                        crawlingInfo.setSessionId(list.get(0));
                        crawlingInfo.setCreatedTime(formatter.parse(list.get(1)).getTime());
                        crawlingInfoBhv.insert(crawlingInfo, op -> op.setRefreshPolicy(Constants.TRUE));
                    }

                    final CrawlingInfoParam entity = new CrawlingInfoParam();

    // Make sure it returned a copy
    list.set(0, 4.0);
    assertThat(newArray).isEqualTo(new double[] {0.0, 1.0, 2.0});
    newArray[1] = 5.0;
    assertThat((double) list.get(1)).isEqualTo(1.0);
  }

  // This test stems from a real bug found by andrewk
  public void testAsList_subList_toArray_roundTrip() {
    double[] array = {0.0, 1.0, 2.0, 3.0};

        FacetQueryView view1 = list.get(0);
        assertEquals("labels.facet_timestamp_title", view1.getTitle());
        assertEquals(4, view1.getQueryMap().size());
        FacetQueryView view2 = list.get(1);
        assertEquals("labels.facet_contentLength_title", view2.getTitle());
        assertEquals(5, view2.getQueryMap().size());
        FacetQueryView view3 = list.get(2);

        List<String> result = SuggestUtil.getAsList(listWithNulls);
        assertNotNull(result);
        assertEquals(3, result.size());
        assertEquals("valid", result.get(0));
        assertEquals(null, result.get(1));
        assertEquals("another", result.get(2));
    }

    @Test(expected = IllegalArgumentException.class)
    public void testGetAsListWithArray() {
        // Test with array (should throw exception)