* implementation.
 */
@GwtIncompatible
public class NavigableMapTestSuiteBuilder<K, V> extends SortedMapTestSuiteBuilder<K, V> {
  public static <K, V> NavigableMapTestSuiteBuilder<K, V> using(
      TestSortedMapGenerator<K, V> generator) {
    NavigableMapTestSuiteBuilder<K, V> result = new NavigableMapTestSuiteBuilder<>();
    result.usingGenerator(generator);
    return result;
  }

 * implementation.
 */
@GwtIncompatible
public class NavigableMapTestSuiteBuilder<K, V> extends SortedMapTestSuiteBuilder<K, V> {
  public static <K, V> NavigableMapTestSuiteBuilder<K, V> using(
      TestSortedMapGenerator<K, V> generator) {
    NavigableMapTestSuiteBuilder<K, V> result = new NavigableMapTestSuiteBuilder<>();
    result.usingGenerator(generator);
    return result;
  }

import com.google.common.base.Predicate;
import com.google.common.collect.Maps.EntryTransformer;
import com.google.common.collect.testing.MapTestSuiteBuilder;
import com.google.common.collect.testing.NavigableMapTestSuiteBuilder;
import com.google.common.collect.testing.SafeTreeMap;
import com.google.common.collect.testing.SampleElements;
import com.google.common.collect.testing.SortedMapTestSuiteBuilder;

            CollectionSize.ANY)
        .suppressing(suppressForLinkedHashMap())
        .createTestSuite();
  }

  public Test testsForTreeMapNatural() {
    return NavigableMapTestSuiteBuilder.using(
            new TestStringSortedMapGenerator() {
              @Override
              protected SortedMap<String, String> create(Entry<String, String>[] entries) {
                /*

import com.google.common.base.Predicate;
import com.google.common.collect.Maps.EntryTransformer;
import com.google.common.collect.testing.MapTestSuiteBuilder;
import com.google.common.collect.testing.NavigableMapTestSuiteBuilder;
import com.google.common.collect.testing.SafeTreeMap;
import com.google.common.collect.testing.SampleElements;
import com.google.common.collect.testing.SortedMapTestSuiteBuilder;

  @AndroidIncompatible // test-suite builders
  public static Test suite() {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(SafeTreeMapTest.class);
    suite.addTest(
        NavigableMapTestSuiteBuilder.using(
                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {

  @AndroidIncompatible // test-suite builders
  public static Test suite() {
    TestSuite suite = new TestSuite();
    suite.addTestSuite(SafeTreeMapTest.class);
    suite.addTest(
        NavigableMapTestSuiteBuilder.using(
                new TestStringSortedMapGenerator() {
                  @Override
                  protected SortedMap<String, String> create(Entry<String, String>[] entries) {

import static com.google.common.collect.Maps.immutableEntry;
import static com.google.common.truth.Truth.assertThat;

import com.google.common.base.Function;
import com.google.common.collect.testing.NavigableMapTestSuiteBuilder;
import com.google.common.collect.testing.SafeTreeMap;
import com.google.common.collect.testing.TestStringSortedMapGenerator;
import com.google.common.collect.testing.features.CollectionFeature;

import java.util.Map.Entry;
import java.util.NavigableMap;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests operations on a NavigableMap. Can't be invoked directly; please
 * see {@code NavigableMapTestSuiteBuilder}.
 *
 * @author Jesse Wilson
 * @author Louis Wasserman
 */
@GwtIncompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

      return createSubMap(map, firstExclusive, lastExclusive);
    }

    /**
     * Calls the smallest subMap overload that filters out the extreme values. This method is
     * overridden in NavigableMapTestSuiteBuilder.
     */
    SortedMap<K, V> createSubMap(SortedMap<K, V> map, K firstExclusive, K lastExclusive) {
      if (from == Bound.NO_BOUND && to == Bound.EXCLUSIVE) {
        return map.headMap(lastExclusive);