mapEntry("foo", 5),
          mapEntry("bar", 3),
          mapEntry("baz", 17),
          mapEntry("quux", 1),
          mapEntry("toaster", -2));
    }

    @SuppressWarnings("unchecked")
    @Override
    public Entry<String, Integer>[] createArray(int length) {
      return (Entry<String, Integer>[]) new Entry<?, ?>[length];
    }

    @Override

    return copyToList(values);
  }

  @Override
  public final ListMultimap<String, String> create(Object... entries) {
    @SuppressWarnings("unchecked")
    Entry<String, String>[] array = (Entry<String, String>[]) new Entry<?, ?>[entries.length];
    int i = 0;
    for (Object o : entries) {
      @SuppressWarnings("unchecked")
      Entry<String, String> e = (Entry<String, String>) o;
      array[i++] = e;
    }
    return create(array);

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for CacheBuilder. */
@GwtCompatible
// We are intentionally testing the TimeUnit overloads, too.
@SuppressWarnings("LongTimeUnit_ExpireAfterWrite_Seconds")
@NullUnmarked
public class CacheBuilderTest extends TestCase {

  public void testNewBuilder() {
    CacheLoader<Object, Integer> loader = constantLoader(1);

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for CacheBuilder. */
@GwtCompatible
// We are intentionally testing the TimeUnit overloads, too.
@SuppressWarnings("LongTimeUnit_ExpireAfterWrite_Seconds")
@NullUnmarked
public class CacheBuilderTest extends TestCase {

  public void testNewBuilder() {
    CacheLoader<Object, Integer> loader = constantLoader(1);

  @Generates
  int generateInt() {
    return freshness.get();
  }

  @SuppressWarnings("removal") // b/321209431 -- maybe just use valueOf here?
  @Generates
  Integer generateInteger() {
    return new Integer(generateInt());
  }

  @Generates
  long generateLong() {
    return generateInt();
  }

  @SuppressWarnings("removal") // b/321209431 -- maybe just use valueOf here?
  @Generates

  }

  @Override
  public Collection<V> removeAll(@Nullable Object key) {
    return MoreObjects.firstNonNull(asMap().remove(key), unmodifiableEmptyCollection());
  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  Collection<V> unmodifiableEmptyCollection() {
    // These return false, rather than throwing a UOE, on remove calls.

    if (value.equals(get(key))) {
      // `key` was in the cache, so it's a K.
      // (Or it's a weird case like a LinkedList in a Cache<ArrayList, ...>, but *shrug*.)
      @SuppressWarnings("unchecked")
      K castKey = (K) key;
      @SuppressWarnings("unchecked") // similar to the above
      V castValue = (V) value;

      alertListenerIfPresent(castKey, castValue, RemovalCause.EXPLICIT);
      remove(key);

  }

  @SuppressWarnings("FuturesGetCheckedIllegalExceptionType")
  public void testGetCheckedUntimed_exceptionClassNoPublicConstructor()
      throws ExceptionWithPrivateConstructor {
    assertThrows(
        IllegalArgumentException.class,
        () -> getChecked(FAILED_FUTURE_CHECKED_EXCEPTION, ExceptionWithPrivateConstructor.class));
  }

  @SuppressWarnings("FuturesGetCheckedIllegalExceptionType")

  /** Advances the ticker value by {@code time} in {@code timeUnit}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue
  public FakeTicker advance(long time, TimeUnit timeUnit) {
    return advance(timeUnit.toNanos(time));
  }

  /** Advances the ticker value by {@code nanoseconds}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue

  /** Advances the ticker value by {@code time} in {@code timeUnit}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue
  public FakeTicker advance(long time, TimeUnit timeUnit) {
    return advance(timeUnit.toNanos(time));
  }

  /** Advances the ticker value by {@code nanoseconds}. */
  @SuppressWarnings("GoodTime") // should accept a java.time.Duration
  @CanIgnoreReturnValue