import java.util.Arrays;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Unit tests for {@link HashCode}.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
public class HashCodeTest extends TestCase {
  // note: asInt(), asLong() are in little endian
  private static final ImmutableList<ExpectedHashCode> expectedHashCodes =

/**
 * Unit tests for {@link Hashing}.
 *
 * <p>TODO(b/33919189): Migrate repeated testing methods to {@link #HashTestUtils} and tweak unit
 * tests to reference them from there.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
public class HashingTest extends TestCase {
  public void testMd5() {
    HashTestUtils.checkAvalanche(Hashing.md5(), 100, 0.4);

import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for SimpleGenericBloomFilter and derived BloomFilter views.
 *
 * @author Dimitris Andreou
 */
public class BloomFilterTest extends TestCase {
  private static final int NUM_PUTS = 100_000;
  private static final ThreadLocal<Random> random =
      new ThreadLocal<Random>() {
        @Override

 * moderately increased constant factors of CPU. Only use this class when there is a specific reason
 * to prioritize memory over CPU.
 *
 * @author Dimitris Andreou
 * @author Jon Noack
 */
@GwtIncompatible // not worth using in GWT for now
@ElementTypesAreNonnullByDefault
class CompactHashSet<E extends @Nullable Object> extends AbstractSet<E> implements Serializable {

import java.nio.charset.Charset;
import java.util.Arrays;
import java.util.Random;
import java.util.Set;
import org.junit.Assert;

/**
 * Various utilities for testing {@link HashFunction}s.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
final class HashTestUtils {
  private HashTestUtils() {}

  /** Converts a string, which should contain only ascii-representable characters, to a byte[]. */

import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests for SimpleGenericBloomFilter and derived BloomFilter views.
 *
 * @author Dimitris Andreou
 */
public class BloomFilterTest extends TestCase {
  private static final int NUM_PUTS = 100_000;
  private static final ThreadLocal<Random> random =
      new ThreadLocal<Random>() {
        @Override

import java.nio.charset.Charset;
import java.util.Arrays;
import java.util.Random;
import java.util.Set;
import org.junit.Assert;

/**
 * Various utilities for testing {@link HashFunction}s.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
final class HashTestUtils {
  private HashTestUtils() {}

  /** Converts a string, which should contain only ascii-representable characters, to a byte[]. */

import java.util.Locale;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

  private final FakeStopwatch stopwatch = new FakeStopwatch();

  public void testSimple() {

 * moderately increased constant factors of CPU. Only use this class when there is a specific reason
 * to prioritize memory over CPU.
 *
 * @author Dimitris Andreou
 * @author Jon Noack
 */
@GwtIncompatible // not worth using in GWT for now
@ElementTypesAreNonnullByDefault
class CompactHashSet<E extends @Nullable Object> extends AbstractSet<E> implements Serializable {

/**
 * Unit tests for {@link Hashing}.
 *
 * <p>TODO(b/33919189): Migrate repeated testing methods to {@link #HashTestUtils} and tweak unit
 * tests to reference them from there.
 *
 * @author Dimitris Andreou
 * @author Kurt Alfred Kluever
 */
public class HashingTest extends TestCase {
  public void testMd5() {
    HashTestUtils.checkAvalanche(Hashing.md5(), 100, 0.4);