import static com.google.common.truth.Truth.assertThat;

import java.util.zip.Checksum;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for ChecksumHashFunction.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class ChecksumHashFunctionTest extends TestCase {

  public void testCrc32_equalsChecksumValue() throws Exception {
    assertChecksum(CRC_32, "");

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

/**
 * Tests for {@link AbstractListeningExecutorService}.
 *
 * @author Colin Decker
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractListeningExecutorServiceTest extends TestCase {

  public void testSubmit() throws Exception {
    /*

 * needed, use {@code supplier::get}.
 *
 * <p>See the Guava User Guide article on <a
 * href="https://github.com/google/guava/wiki/FunctionalExplained">the use of {@code Function}</a>.
 *
 * @author Harry Heymann
 * @since 2.0
 */
@GwtCompatible
@FunctionalInterface
public interface Supplier<T extends @Nullable Object> extends java.util.function.Supplier<T> {
  /**

import java.text.SimpleDateFormat;

import org.codelibs.core.lang.StringUtil;
import org.codelibs.core.text.DecimalFormatUtil;

/**
 * Utility class for conversions related to {@link Integer}.
 *
 * @author higa
 */
public abstract class IntegerConversionUtil {

    /**
     * Do not instantiate.
     */
    protected IntegerConversionUtil() {
    }

    /**
     * Converts to {@link Integer}.
     *

 */
package jcifs;

import java.io.DataInput;
import java.io.DataOutput;

import jcifs.smb.SmbException;

/**
 * File access that exposes random access semantics
 *
 * @author mbechler
 *
 */
public interface SmbRandomAccess extends DataOutput, DataInput, AutoCloseable {

    /**
     * Close the file
     *
     * @throws SmbException if an I/O error occurs during close
     */

import jcifs.internal.util.SMBUtil;

/**
 * SMB1 COM_SET_INFORMATION command implementation.
 *
 * This command sets file attributes and last write time for a file or directory.
 *
 * @author mbechler
 */
public class SmbComSetInformation extends ServerMessageBlock {

    private final int fileAttributes;
    private final long lastWriteTime;

    /**

import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import org.xml.sax.XMLReader;
import org.xml.sax.helpers.DefaultHandler;

/**
 * Utility class for {@link SAXParser}.
 *
 * @author higa
 */
public abstract class SAXParserUtil {

    /**
     * Do not instantiate.
     */
    protected SAXParserUtil() {
    }

    /**

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullMarked;

/**
 * Tests for {@code EnumBiMap}.
 *
 * @author Mike Bostock
 * @author Jared Levy
 */
@J2ktIncompatible // EnumBimap
@GwtCompatible
@NullMarked
public class EnumBiMapTest extends TestCase {
  private enum Currency {
    DOLLAR,
    FRANC,
    PESO,
    POUND,

import java.util.concurrent.Future;
import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test case for {@link EventBus}.
 *
 * @author Cliff Biffle
 */
@NullUnmarked
public class EventBusTest extends TestCase {
  private static final String EVENT = "Hello";
  private static final String BUS_IDENTIFIER = "test-bus";

  private EventBus bus;