.build())
        .addEqualityGroup(
            ImmutableSetMultimap.<String, Integer>builder().put("bar", 2).put("foo", 3).build())
        .testEquals();
  }

  public void testOf() {
    assertMultimapEquals(ImmutableSetMultimap.of("one", 1), "one", 1);
    assertMultimapEquals(ImmutableSetMultimap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMultimapEquals(

            .put("one", 1)
            .put("one", 2); // throwing on this line would be even better

    assertThrows(IllegalArgumentException.class, () -> builder.build());
  }

  public void testOf() {
    assertMapEquals(ImmutableSortedMap.of("one", 1), "one", 1);
    assertMapEquals(ImmutableSortedMap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMapEquals(

                .build())
        .addEqualityGroup(
            ImmutableListMultimap.<String, Integer>builder().put("bar", 2).put("foo", 3).build())
        .testEquals();
  }

  public void testOf() {
    assertMultimapEquals(ImmutableListMultimap.of("one", 1), "one", 1);
    assertMultimapEquals(ImmutableListMultimap.of("one", 1, "two", 2), "one", 1, "two", 2);
    assertMultimapEquals(

labels.facet_filetype_odp=ODF Presentazione
labels.facet_filetype_pdf=PDF
labels.facet_filetype_fb2=FictionBook
labels.facet_filetype_epub=EPUB
labels.facet_filetype_ibooks=iBooks
labels.facet_filetype_txt=Testo
labels.facet_filetype_rtf=Testo RTF
labels.facet_filetype_chm=Guida HTML compilata
labels.facet_filetype_zip=Archivio ZIP
labels.facet_filetype_7z=Archivio 7z
labels.facet_filetype_bz=Archivio BZIP

  })
  public void testFrom_alreadyFluentIterable() {
    FluentIterable<Integer> iterable = FluentIterable.from(asList(1));
    assertThat(FluentIterable.from(iterable)).isSameInstanceAs(iterable);
  }

  public void testOf() {
    assertEquals(ImmutableList.of(1, 2, 3, 4), Lists.newArrayList(FluentIterable.of(1, 2, 3, 4)));
  }

  public void testFromArray() {
    assertEquals(
        ImmutableList.of("1", "2", "3", "4"),