"content_pl",
        "content_pt",
        "content_pt-br",
        "content_ro",
        "content_ru",
        "content_si",
        "content_sq",
        "content_sv",
        "content_ta",
        "content_te",
        "content_th",
        "content_tl",
        "content_tr",
        "content_uk",
        "content_ur",
        "content_vi",
        "content_zh-cn",

        "content_pl",
        "content_pt",
        "content_pt-br",
        "content_ro",
        "content_ru",
        "content_si",
        "content_sq",
        "content_sv",
        "content_ta",
        "content_te",
        "content_th",
        "content_tl",
        "content_tr",
        "content_uk",
        "content_ur",
        "content_vi",
        "content_zh-cn",

        "content_pl",
        "content_pt",
        "content_pt-br",
        "content_ro",
        "content_ru",
        "content_si",
        "content_sq",
        "content_sv",
        "content_ta",
        "content_te",
        "content_th",
        "content_tl",
        "content_tr",
        "content_uk",
        "content_ur",
        "content_vi",
        "content_zh-cn",

        assertEquals("aaa;ctx._source.title_ja=ctx._source.title;ctx._source.content_ja=ctx._source.content",
                languageHelper.createScript(doc, "aaa").getIdOrCode());
    }

    public void test_getReindexScriptSource() {
        assertEquals(
                "if(ctx._source.lang!=null){ctx._source['title_'+ctx._source.lang]=ctx._source.title;ctx._source['content_'+ctx._source.lang]=ctx._source.content}",

        return new TreeSet<E>(contents);
      }
    },
    UnmodifiableSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {
        return unmodifiableSet(new HashSet<E>(contents));
      }
    },
    SynchronizedSetImpl {
      @Override
      public <E extends Comparable<E>> Set<E> create(Collection<E> contents) {

  final transient ObjectCountHashMap<E> contents;
  private final transient int size;

  @LazyInit @CheckForNull private transient ImmutableSet<E> elementSet;

  RegularImmutableMultiset(ObjectCountHashMap<E> contents) {
    this.contents = contents;
    long size = 0;
    for (int i = 0; i < contents.size(); i++) {
      size += contents.getValue(i);
    }
    this.size = Ints.saturatedCast(size);
  }

  public static <E extends @Nullable Object> MinimalSet<E> of(E... contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], asList(contents));
  }

  @SuppressWarnings("unchecked") // empty Object[] as E[]
  public static <E extends @Nullable Object> MinimalSet<E> from(Collection<? extends E> contents) {
    return ofClassAndContents(Object.class, (E[]) new Object[0], contents);
  }

	}

	var contents []ItemContent
	if err := tx.Find(&contents).Error; err != nil {
		t.Errorf("failed to find contents, got error: %v", err)
	}
	if len(contents) != 3 {
		t.Errorf("expected %d contents, got %d", 3, len(contents))
	}

	// test delete
	if err := tx.Model(&item).Association("Contents").Unscoped().Delete(&contents[0]); err != nil {
		t.Errorf("failed to delete Contents, got error: %v", err)
	}

      for (List<Integer> contents : SAMPLE_INPUTS) {
        for (int toRemove = 0; toRemove < 10; toRemove++) {
          assertEquals(
              contents.contains(toRemove) && EVEN.apply(toRemove),
              filter(createUnfiltered(contents), EVEN).remove(toRemove));
        }
      }
    }

    public void testContains() {
      for (List<Integer> contents : SAMPLE_INPUTS) {

		t.Run(c.name, func(t *testing.T) {
			srcDir := t.TempDir()
			for filename, contents := range c.srcFiles {
				file.WriteOrFail(t, filepath.Join(srcDir, filename), []byte(contents))
			}

			targetDir := t.TempDir()
			for filename, contents := range c.existingFiles {
				file.WriteOrFail(t, filepath.Join(targetDir, filename), []byte(contents))
			}

			binariesCopied, err := copyBinaries(srcDir, []string{targetDir})