TestDataStore dataStore = new TestDataStore("TestStore");
        dataStoreFactory.add("testName", dataStore);

        // Verify data store is registered with both the given name and class simple name
        assertNotNull(dataStoreFactory.getDataStore("testName"));
        assertNotNull(dataStoreFactory.getDataStore("testname")); // case insensitive
        assertNotNull(dataStoreFactory.getDataStore("TestDataStore"));

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import junit.framework.TestCase;

/**
 * Tests for TestingExecutors.
 *
 * @author Eric Chang
 */
public class TestingExecutorsTest extends TestCase {
  private volatile boolean taskDone;

  public void testNoOpScheduledExecutor() throws InterruptedException {
    taskDone = false;

import com.google.common.hash.HashTestUtils.HashFn;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Tests for {@link Murmur3_128HashFunction}. */
@NullUnmarked
public class Murmur3Hash128Test extends TestCase {
  public void testKnownValues() {
    assertHash(0, 0x629942693e10f867L, 0x92db0b82baeb5347L, "hell");

import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import java.util.concurrent.ScheduledFuture;
import junit.framework.TestCase;

/**
 * Tests for TestingExecutors.
 *
 * @author Eric Chang
 */
public class TestingExecutorsTest extends TestCase {
  private volatile boolean taskDone;

  public void testNoOpScheduledExecutor() throws InterruptedException {
    taskDone = false;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.CountDownLatch;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Charles Fry
 */
@GwtCompatible
@J2ktIncompatible // MapMaker
@NullUnmarked
public class MapMakerTest extends TestCase {
  @GwtIncompatible // NullPointerTester
  public void testNullParameters() throws Exception {

import com.google.common.testing.NullPointerTester;
import java.io.ByteArrayOutputStream;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link HashingOutputStream}.
 *
 * @author Zoe Piepmeier
 */
@NullUnmarked
public class HashingOutputStreamTest extends TestCase {
  private Hasher hasher;
  private HashFunction hashFunction;

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

/**
 * Abstract test case parent for anything implementing {@link ListenableFuture}. Tests the two get
 * methods and the addListener method.
 *
 * @author Sven Mawson
 * @since 10.0
 */
@GwtIncompatible
public abstract class AbstractListenableFutureTest extends TestCase {

  protected CountDownLatch latch;

import java.util.Locale;
import java.util.concurrent.ThreadFactory;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for ThreadFactoryBuilder.
 *
 * @author Kurt Alfred Kluever
 * @author Martin Buchholz
 */
@NullUnmarked
public class ThreadFactoryBuilderTest extends TestCase {
  private final Runnable monitoredRunnable =
      new Runnable() {
        @Override

import com.google.common.testing.NullPointerTester;
import java.util.List;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;

/**
 * Tests for SortedLists.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullMarked
public class SortedListsTest extends TestCase {
  private static final ImmutableList<Integer> LIST_WITH_DUPS =
      ImmutableList.of(1, 1, 2, 4, 4, 4, 8);

import java.util.NoSuchElementException;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/** Tests for {@link AbstractSequentialIterator}. */
@GwtCompatible
@NullMarked
public class AbstractSequentialIteratorTest extends TestCase {
  @GwtIncompatible // Too slow
  public void testDoublerExhaustive() {