return TreeMultimap.create(StringLength.COMPARATOR, DECREASING_INT_COMPARATOR);
  }

  /** Create and populate a {@code TreeMultimap} with explicit comparators. */
  private TreeMultimap<@Nullable String, @Nullable Integer> createPopulate() {
    TreeMultimap<@Nullable String, @Nullable Integer> multimap =
        TreeMultimap.create(StringLength.COMPARATOR, DECREASING_INT_COMPARATOR);
    multimap.put("google", 2);

        Ordering.<Integer>natural().onResultOf(StringLengthFunction.StringLength);
    assertTrue(comparator.compare("to", "be") == 0);
    assertTrue(comparator.compare("or", "not") < 0);
    assertTrue(comparator.compare("that", "to") > 0);

    new EqualsTester()
        .addEqualityGroup(
            comparator, Ordering.<Integer>natural().onResultOf(StringLengthFunction.StringLength))
        .addEqualityGroup(DECREASING_INTEGER)

        Ordering.<Integer>natural().onResultOf(StringLengthFunction.StringLength);
    assertTrue(comparator.compare("to", "be") == 0);
    assertTrue(comparator.compare("or", "not") < 0);
    assertTrue(comparator.compare("that", "to") > 0);

    new EqualsTester()
        .addEqualityGroup(
            comparator, Ordering.<Integer>natural().onResultOf(StringLengthFunction.StringLength))
        .addEqualityGroup(DECREASING_INTEGER)

    SortedSet<String> set =
        ImmutableSortedSet.copyOf(
            STRING_LENGTH, asList("in", "the", "quick", "jumped", "over", "a"));
    assertSame(STRING_LENGTH, set.comparator());
  }

  public void testCopyOfExplicit_iterator_ordering() {
    SortedSet<String> set =
        ImmutableSortedSet.copyOf(
            STRING_LENGTH, asIterator("in", "the", "quick", "jumped", "over", "a"));

import com.google.caliper.Param;
import java.util.BitSet;
import java.util.Random;

/** Benchmark for the {@link CharMatcher#whitespace} implementation. */
public class WhitespaceMatcherBenchmark {
  private static final int STRING_LENGTH = 10000;

  private static final String OLD_WHITESPACE_TABLE =
      "\u0001\u0000\u00a0\u0000\u0000\u0000\u0000\u0000"
          + "\u0000\u0009\n\u000b\u000c\r\u0000\u0000\u2028\u2029\u0000\u0000\u0000\u0000\u0000"

import com.google.caliper.Param;
import java.util.BitSet;
import java.util.Random;

/** Benchmark for the {@link CharMatcher#whitespace} implementation. */
public class WhitespaceMatcherBenchmark {
  private static final int STRING_LENGTH = 10000;

  private static final String OLD_WHITESPACE_TABLE =
      "\u0001\u0000\u00a0\u0000\u0000\u0000\u0000\u0000"
          + "\u0000\u0009\n\u000b\u000c\r\u0000\u0000\u2028\u2029\u0000\u0000\u0000\u0000\u0000"

UTCMonth","getUTCDate","getFullYear","getMonth","getDate","weekYear","temp","weekdayOverflow","curWeek","GG","W","E","createLocal","_week","gg","_dayOfYear","dayOfYearFromWeekInfo","_nextDay","ms","setFullYear","ISO_8601","RFC_2822","skipped","stringLength","totalParsedInputLength","hour","isPm","meridiemHour","meridiemFixWrap","erasConvertYear","prepareConfig","preparse","tempConfig","bestMoment","scoreToBeat","currentScore","validFormatFound","bestFormatIsValid","score","configFromStringAndArr...