import java.nio.ByteOrder;

/**
 * Abstract {@link Hasher} that handles converting primitives to bytes using a scratch {@code
 * ByteBuffer} and streams all bytes to a sink to compute the hash.
 *
 * @author Colin Decker
 */
@ElementTypesAreNonnullByDefault
abstract class AbstractByteHasher extends AbstractHasher {
  private final ByteBuffer scratch = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);

import static org.junit.Assert.assertThrows;

import java.io.ByteArrayOutputStream;
import java.util.Random;
import junit.framework.TestCase;

/**
 * Tests for AbstractByteHasher.
 *
 * @author Colin Decker
 */
public class AbstractByteHasherTest extends TestCase {

  public void testBytes() {
    TestHasher hasher = new TestHasher(); // byte order insignificant here
    byte[] expected = {1, 2, 3, 4, 5, 6, 7, 8};

/**
 * A generator of {@code TestSuite} instances for testing {@code CharSink} implementations.
 * Generates tests of all methods on a {@code CharSink} given various inputs written to it.
 *
 * @author Colin Decker
 */
@AndroidIncompatible // TODO(b/230620681): Make this available (even though we won't run it).
public class CharSinkTester extends SourceSinkTester<CharSink, String, CharSinkFactory> {

 * SourceSinkFactory} for common.io are found in {@link SourceSinkFactories}.
 *
 * @param <S> the source or sink type
 * @param <T> the data type (byte[] or String)
 * @author Colin Decker
 */
public interface SourceSinkFactory<S, T> {

  /**
   * Returns the data to expect the source or sink to contain given the data that was used to create

 *       typically implemented by opening a stream using one of the methods in the first category,
 *       doing something and finally closing the stream or channel that was opened.
 * </ul>
 *
 * @since 14.0
 * @author Colin Decker
 */
@J2ktIncompatible
@GwtIncompatible
@ElementTypesAreNonnullByDefault
public abstract class ByteSink {

  /** Constructor for use by subclasses. */
  protected ByteSink() {}

  /**

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterators;
import java.util.Iterator;
import junit.framework.TestCase;

/**
 * Tests for {@link SubscriberRegistry}.
 *
 * @author Colin Decker
 */
public class SubscriberRegistryTest extends TestCase {

  private final SubscriberRegistry registry = new SubscriberRegistry(new EventBus());

  public void testRegister() {

 *
 * <p>Two subscribers are equivalent when they refer to the same method on the same object (not
 * class). This property is used to ensure that no subscriber method is registered more than once.
 *
 * @author Colin Decker
 */
@ElementTypesAreNonnullByDefault
class Subscriber {

  /** Creates a {@code Subscriber} for {@code method} on {@code listener}. */
  static Subscriber create(EventBus bus, Object listener, Method method) {

import org.jetbrains.kotlin.analysis.api.components.KtConstantEvaluationMode
import org.jetbrains.kotlin.analysis.api.fir.KtSymbolByFirBuilder
import org.jetbrains.kotlin.descriptors.ClassKind
import org.jetbrains.kotlin.fir.analysis.checkers.getContainingClassSymbol
import org.jetbrains.kotlin.fir.declarations.FirClass
import org.jetbrains.kotlin.fir.declarations.getTargetType
import org.jetbrains.kotlin.fir.diagnostics.ConeSimpleDiagnostic

   * possible with an unsafe cast which requires {@code keys} to actually be of type {@code K}.
   *
   * @since 11.0
   */
  /*
   * <? extends Object> is mostly the same as <?> to plain Java. But to nullness checkers, they
   * differ: <? extends Object> means "non-null types," while <?> means "all types."
   */
  @Override
  public ImmutableMap<K, V> getAllPresent(Iterable<? extends Object> keys) {

 * expected to contain as well as sub-suites for testing the {@code CharSource} view and {@code
 * slice()} views in the same way.
 *
 * @author Colin Decker
 */
@AndroidIncompatible // TODO(b/230620681): Make this available (even though we won't run it).
public class ByteSourceTester extends SourceSinkTester<ByteSource, byte[], ByteSourceFactory> {