import com.google.common.collect.testing.TestStringListGenerator;
import com.google.common.collect.testing.TestStringSortedMapGenerator;
import java.util.Arrays;
import java.util.List;
import java.util.Map.Entry;
import java.util.SortedMap;

/**
 * Generators of sorted maps and derived collections.
 *
 * @author Kevin Bourrillion
 * @author Jesse Wilson
 * @author Jared Levy
 * @author Hayward Chan
 * @author Chris Povirk

    public K firstKey() {
      return standardFirstKey();
    }

    @Override
    public SortedMap<K, V> headMap(K toKey) {
      return standardHeadMap(toKey);
    }

    @Override
    public K lastKey() {
      return standardLastKey();
    }

    @Override
    public SortedMap<K, V> tailMap(K fromKey) {
      return standardTailMap(fromKey);
    }
  }

import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.Map.Entry;
import java.util.NoSuchElementException;
import java.util.SortedMap;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests operations on a SortedMap. Can't be invoked directly; please see
 * {@code SortedMapTestSuiteBuilder}.
 *
 * @author Jesse Wilson
 * @author Louis Wasserman
 */
@GwtCompatible

import com.google.common.base.Functions;
import java.util.SortedMap;

/**
 * Tests for {@link Maps#transformValues(SortedMap, Function)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class MapsSortedTransformValuesTest extends AbstractMapsTransformValuesTest {
  @Override
  protected SortedMap<String, String> makeEmptyMap() {

import com.google.common.base.Functions;
import java.util.SortedMap;

/**
 * Tests for {@link Maps#transformValues(SortedMap, Function)}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class MapsSortedTransformValuesTest extends AbstractMapsTransformValuesTest {
  @Override
  protected SortedMap<String, String> makeEmptyMap() {

import java.util.Map;
import java.util.Map.Entry;
import java.util.SortedMap;

@GwtCompatible
public abstract class AbstractImmutableSortedMapMapInterfaceTest<K, V>
    extends SortedMapInterfaceTest<K, V> {
  public AbstractImmutableSortedMapMapInterfaceTest() {
    super(false, false, false, false, false);
  }

  @Override
  protected SortedMap<K, V> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

 * limitations under the License.
 */

package com.google.common.collect.testing;

import com.google.common.annotations.GwtCompatible;
import java.util.Map.Entry;
import java.util.SortedMap;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Creates sorted maps, containing sample elements, to be tested.
 *
 * @author Louis Wasserman
 */
@GwtCompatible

 */

package com.google.common.collect;

import com.google.common.annotations.GwtCompatible;
import java.util.SortedMap;

@GwtCompatible
public class ImmutableSortedMapSubMapMapInterfaceTest
    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).subMap("b", "d");
  }

import com.google.common.annotations.GwtIncompatible;
import com.google.common.testing.SerializableTester;
import java.util.SortedMap;

@GwtIncompatible // SerializableTester
public class ReserializedImmutableSortedMapMapInterfaceTest
    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {

 */

package com.google.common.collect;

import com.google.common.annotations.GwtCompatible;
import java.util.SortedMap;

@GwtCompatible
public class ImmutableSortedMapHeadMapInclusiveMapInterfaceTest
    extends AbstractImmutableSortedMapMapInterfaceTest<String, Integer> {
  @Override
  protected SortedMap<String, Integer> makePopulatedMap() {
    return ImmutableSortedMap.of("a", 1, "b", 2, "c", 3, "d", 4, "e", 5).headMap("c", true);