}

  public void testToArray_withNull() {
    List<@Nullable Double> list = Arrays.asList(0.0, 1.0, null);
    assertThrows(NullPointerException.class, () -> Doubles.toArray(list));
  }

  public void testToArray_withConversion() {
    double[] array = {0.0, 1.0, 2.0};

    List<Byte> bytes = Arrays.asList((byte) 0, (byte) 1, (byte) 2);
    List<Short> shorts = Arrays.asList((short) 0, (short) 1, (short) 2);

  }

  public void testToArray_withNull() {
    List<@Nullable Long> list = Arrays.asList(0L, 1L, null);
    assertThrows(NullPointerException.class, () -> Longs.toArray(list));
  }

  public void testToArray_withConversion() {
    long[] array = {0L, 1L, 2L};

    List<Byte> bytes = Arrays.asList((byte) 0, (byte) 1, (byte) 2);
    List<Short> shorts = Arrays.asList((short) 0, (short) 1, (short) 2);

  public void testToArray_withNull() {
    List<@Nullable Short> list = Arrays.asList((short) 0, (short) 1, null);
    assertThrows(NullPointerException.class, () -> Shorts.toArray(list));
  }

  public void testToArray_withConversion() {
    short[] array = {(short) 0, (short) 1, (short) 2};

    List<Byte> bytes = Arrays.asList((byte) 0, (byte) 1, (byte) 2);
    List<Short> shorts = Arrays.asList((short) 0, (short) 1, (short) 2);

    @Override
    public List<String> create(String[] elements) {
      ImmutableMap.Builder<String, Integer> builder = ImmutableMap.builder();
      for (int i = 0; i < elements.length; i++) {
        builder.put(elements[i], i);
      }
      return builder.buildOrThrow().keySet().asList();
    }
  }

   * the test of {@code Multisets.forSet()} can suppress them.
   */
  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static List<Method> getIteratorDuplicateInitializingMethods() {
    return asList(
        getMethod(MultisetIteratorTester.class, "testIteratorKnownOrder"),
        getMethod(MultisetIteratorTester.class, "testIteratorUnknownOrder"),

            // sge.setLkey(disniRegion.getLocalKey());
            // sgeList.add(sge);
            //
            // sendWR.setSg_list(sgeList);
            // endpoint.postSend(Arrays.asList(sendWR)).execute().free();

            log.debug("DiSNI RDMA send completed, {} bytes", data.remaining());

        } catch (Exception e) {
            state = RdmaConnectionState.ERROR;

        assertSame(mirrorA, mirrorSelector.getMirror(repo, Arrays.asList(mirrorA)));
        assertNull(mirrorSelector.getMirror(repo, Arrays.asList(mirrorB)));

        assertSame(mirrorC, mirrorSelector.getMirror(repo, Arrays.asList(mirrorC)));
        assertNull(mirrorSelector.getMirror(repo, Arrays.asList(mirrorD)));
    }

    /**
     * Build an ArtifactRepository object.
     *

  public void testStreamToArrayUnknownOrder() {
    Helpers.assertEqualIgnoringOrder(getSampleElements(), asList(collection.stream().toArray()));
  }

  @CollectionFeature.Require(KNOWN_ORDER)
  public void testStreamToArrayKnownOrder() {
    assertEquals(getOrderedElements(), asList(collection.stream().toArray()));
  }

  public void testStreamCount() {

            .addValue("")
            .addValue(null)
            .add(SHORT_NAME, Arrays.asList("A"))
            .add(LONG_NAME, Arrays.asList("B"))
            .add(SHORT_NAME, Arrays.asList())
            .add(LONG_NAME, Arrays.asList())
            .addValue(Arrays.asList("C"))
            .addValue(Arrays.asList())
            .add(SHORT_NAME, Collections.singletonMap("k1", "v1"))

  }

  // Clone of Lists.newArrayList
  public static <E extends @Nullable Object> List<E> copyToList(Iterable<? extends E> elements) {
    List<E> list = new ArrayList<>();
    addAll(list, elements);
    return list;
  }

  public static <E extends @Nullable Object> List<E> copyToList(E[] elements) {
    return copyToList(asList(elements));
  }

  // Clone of Sets.newLinkedHashSet