@SuppressWarnings("removal") // b/318391980
  private static final class TypeVariableInvocationHandler implements InvocationHandler {
    private static final ImmutableMap<String, Method> typeVariableMethods;

    static {
      ImmutableMap.Builder<String, Method> builder = ImmutableMap.builder();
      for (Method method : TypeVariableImpl.class.getMethods()) {
        if (method.getDeclaringClass().equals(TypeVariableImpl.class)) {

import static java.util.Arrays.asList;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterables;
import com.google.common.collect.Sets;
import com.google.common.testing.NullPointerTester;

    assertEquals(ImmutableList.of(), ArbitraryInstances.get(List.class));
    assertEquals(ImmutableList.of(), ArbitraryInstances.get(ImmutableList.class));
    assertEquals(ImmutableMap.of(), ArbitraryInstances.get(Map.class));
    assertEquals(ImmutableMap.of(), ArbitraryInstances.get(ImmutableMap.class));
    assertEquals(ImmutableSortedMap.of(), ArbitraryInstances.get(SortedMap.class));

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.ImmutableMap;
import com.google.common.testing.NullPointerTester;
import com.google.common.testing.SerializableTester;
import java.util.HashSet;
import java.util.Map;
import java.util.Random;
import java.util.Set;

              fluent(1, null, 2).index(Functions.constant("foo"));
        });
  }

  public void testUniqueIndex() {
    ImmutableMap<Integer, String> expected = ImmutableMap.of(3, "two", 5, "three", 4, "four");
    ImmutableMap<Integer, String> index =
        FluentIterable.from(asList("two", "three", "four"))
            .uniqueIndex(
                new Function<String, Integer>() {

    Cache<Integer, Integer> cache = CacheBuilder.newBuilder().build();

    cache.putAll(ImmutableMap.of(10, 20, 30, 50, 60, 90));

    assertThat(cache.getIfPresent(10)).isEqualTo(20);
    assertThat(cache.getIfPresent(30)).isEqualTo(50);
    assertThat(cache.getIfPresent(60)).isEqualTo(90);

    cache.asMap().putAll(ImmutableMap.of(10, 50, 30, 20, 60, 70, 5, 5));

    assertThat(cache.getIfPresent(10)).isEqualTo(50);

  static final RegularImmutableBiMap<Object, Object> EMPTY =
      new RegularImmutableBiMap<>(
          null, null, (Entry<Object, Object>[]) ImmutableMap.EMPTY_ENTRY_ARRAY, 0, 0);

  static final double MAX_LOAD_FACTOR = 1.2;

  private final transient @Nullable ImmutableMapEntry<K, V> @Nullable [] keyTable;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.ImmutableMap;
import java.nio.CharBuffer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

        int i,
        String string,
        CharSequence charSequence,
        List<String> list,
        ImmutableList<Integer> immutableList,
        Map<String, Integer> map,
        ImmutableMap<String, String> immutableMap,
        Set<String> set,
        ImmutableSet<Integer> immutableSet,
        SortedSet<Number> sortedSet,
        ImmutableSortedSet<Number> immutableSortedSet,
        Multiset<String> multiset,

      segment.setValueForTesting(entry, value);
    }
    segment.setTableEntryForTesting(0, entry);
    segment.count = originalCount;
    ImmutableMap<Object, Object> originalMap = ImmutableMap.copyOf(map);
    assertEquals(originalCount, originalMap.size());
    assertEquals(originalMap, map);

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {