public void testToArray_noArgs() {
    Object[] array = collection.toArray();
    expectArrayContentsAnyOrder(createSamplesArray(), array);
  }

  /**
   * {@link Collection#toArray(Object[])} says: "Note that {@code toArray(new Object[0])} is
   * identical in function to {@code toArray()}."
   *
   * <p>For maximum effect, the collection under test should be created from an element array of a

        item.text = text;
        item.readings = readings.toArray(new String[readings.size()][]);
        item.fields = fields.toArray(new String[fields.size()]);
        item.docFreq = docFreq;
        item.queryFreq = queryFreq;
        item.userBoost = userBoost;
        item.tags = tags.toArray(new String[tags.size()]);
        item.roles = roles.toArray(new String[roles.size()]);

                .toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return stream(getPermissions()).get(stream -> stream.filter(s -> s.startsWith(fessConfig.getRoleSearchGroupPrefix()))
                .map(s -> s.substring(1))
                .toArray(n -> new String[n]));
    }

    /**

    return Multisets.iteratorImpl(this);
  }

  @Override
  public @Nullable Object[] toArray() {
    return standardToArray();
  }

  @Override
  @SuppressWarnings("nullness") // b/192354773 in our checker affects toArray declarations
  public <T extends @Nullable Object> T[] toArray(T[] array) {
    return standardToArray(array);
  }

  @Override
  public String toString() {

            fail();
        } catch (ChildUrlsException e) {
            String[] values = e.getChildUrlList().stream().map(d -> d.getUrl()).sorted().toArray(n -> new String[n]);
            assertEquals(3, values.length);
            assertEquals("storage://fess/dir1/", values[0]);
            assertEquals("storage://fess/dir3/", values[1]);

    return unsafeDelegateList(delegateList().subList(fromIndex, toIndex));
  }

  @Override
  public Object[] toArray() {
    // Note that ArrayList.toArray() doesn't work here because it returns E[]
    // instead of Object[].
    return delegateList().toArray(new Object[size()]);
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return delegateList().equals(obj);
  }

    List<Double> doubles = Arrays.asList(0.0, 1.0, 2.0);

    assertThat(Bytes.toArray(bytes)).isEqualTo(array);
    assertThat(Bytes.toArray(shorts)).isEqualTo(array);
    assertThat(Bytes.toArray(ints)).isEqualTo(array);
    assertThat(Bytes.toArray(floats)).isEqualTo(array);
    assertThat(Bytes.toArray(longs)).isEqualTo(array);
    assertThat(Bytes.toArray(doubles)).isEqualTo(array);
  }

                .get(stream -> stream.filter(StringUtil::isNotBlank).toArray(n -> new String[n]));
    }

    String getSupportedUploadedCssExtentions();

    default String[] getSupportedUploadedCssExtentionsAsArray() {
        return split(getSupportedUploadedCssExtentions(), ",")
                .get(stream -> stream.filter(StringUtil::isNotBlank).toArray(n -> new String[n]));
    }

  }

  @Override
  public boolean isEmpty() {
    return delegate.isEmpty();
  }

  @Override
  public Object[] toArray() {
    return delegate.toArray();
  }

  @Override
  public <T extends @Nullable Object> T[] toArray(T[] other) {
    return delegate.toArray(other);
  }

  @Override
  public String toString() {
    return delegate.toString();
  }

  @J2ktIncompatible // Incompatible return type change. Use inherited (unoptimized) implementation
  public final Object[] toArray() {
    return toArray(EMPTY_ARRAY);
  }

  @CanIgnoreReturnValue
  @Override
  /*
   * This suppression is here for two reasons:
   *
   * 1. b/192354773 in our checker affects toArray declarations.
   *
   * 2. `other[size] = null` is unsound. We could "fix" this by requiring callers to pass in an