list1.add(2);
    List<Integer> list3 = newArrayList(3);
    input.add(1, list3);

    assertEquals(asList(1, 2, 3, 4), newArrayList(result));
    assertThat(result.toString()).isEqualTo("[1, 2, 3, 4]");
  }

  public void testConcatVarargs() {
    List<Integer> list1 = newArrayList(1);
    List<Integer> list2 = newArrayList(4);
    List<Integer> list3 = newArrayList(7, 8);
    List<Integer> list4 = newArrayList(9);

      return makeArray(all).subArray(2, elements.length + 2).asList();
    }
  }

  @J2ktIncompatible
  @GwtIncompatible // used only from suite
  public static final class ImmutableIntArrayMiddleSubListAsListGenerator
      extends TestIntegerListGenerator {
    @Override
    protected List<Integer> create(Integer[] elements) {
      Integer[] prefix = {Integer.MIN_VALUE, Integer.MAX_VALUE};

    @Override
    protected SortedSet<Integer> create(Integer[] elements) {
      return checkedCreate(nullCheckedTreeSet(elements));
    }
  }

  public static class ContiguousSetHeadsetGenerator extends AbstractContiguousSetGenerator {
    @Override
    protected SortedSet<Integer> create(Integer[] elements) {
      SortedSet<Integer> set = nullCheckedTreeSet(elements);

    Red<Integer> redInteger = new Red<Integer>() {};
    assertEquals(String.class, redString.getClassDirect());
    assertEquals(Integer.class, redInteger.getClassDirect());

    Red<String>.Yellow<Integer> yellowInteger = redString.new Yellow<Integer>(redInteger) {};
    assertEquals(Integer.class, yellowInteger.getClassA());
    assertEquals(Integer.class, yellowInteger.getClassB());

    Red<Integer> redInteger = new Red<Integer>() {};
    assertEquals(String.class, redString.getClassDirect());
    assertEquals(Integer.class, redInteger.getClassDirect());

    Red<String>.Yellow<Integer> yellowInteger = redString.new Yellow<Integer>(redInteger) {};
    assertEquals(Integer.class, yellowInteger.getClassA());
    assertEquals(Integer.class, yellowInteger.getClassB());

                    type: integer
                    format: int64
                    example: 0
                  page_size:
                    type: integer
                    example: 20
                  page_number:
                    type: integer
                    example: 1
                  record_count:
                    type: integer
                    format: int64

    assertEquals(
        ContiguousSet.closed(Integer.MIN_VALUE, Integer.MAX_VALUE),
        ContiguousSet.create(Range.atLeast(Integer.MIN_VALUE), integers()));
    assertEquals(
        ContiguousSet.closed(Integer.MIN_VALUE, Integer.MAX_VALUE),
        ContiguousSet.create(Range.atMost(Integer.MAX_VALUE), integers()));
  }

  @GwtIncompatible // SerializableTester

    Integer nullInt = (Integer) null;
    Ordering<@Nullable Iterable<@Nullable Integer>> example =
        Ordering.<Integer>natural()
            .<Integer>nullsFirst()
            .<@Nullable Integer>reverse()
            .<@Nullable Integer>lexicographical()
            .reverse()
            .<Iterable<@Nullable Integer>>nullsLast();
    List<@Nullable Integer> list1 = new ArrayList<>();

    Integer nullInt = (Integer) null;
    Ordering<@Nullable Iterable<@Nullable Integer>> example =
        Ordering.<Integer>natural()
            .<Integer>nullsFirst()
            .<@Nullable Integer>reverse()
            .<@Nullable Integer>lexicographical()
            .reverse()
            .<Iterable<@Nullable Integer>>nullsLast();
    List<@Nullable Integer> list1 = new ArrayList<>();

    assertEquals(
        ContiguousSet.closed(Integer.MIN_VALUE, Integer.MAX_VALUE),
        ContiguousSet.create(Range.atLeast(Integer.MIN_VALUE), integers()));
    assertEquals(
        ContiguousSet.closed(Integer.MIN_VALUE, Integer.MAX_VALUE),
        ContiguousSet.create(Range.atMost(Integer.MAX_VALUE), integers()));
  }

  @GwtIncompatible // SerializableTester