import java.util.jar.Manifest;
import java.util.logging.Logger;
import java.util.zip.ZipEntry;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.junit.Test;

/** Functional tests of {@link ClassPath}. */
@NullUnmarked
public class ClassPathTest extends TestCase {
  private static final Logger log = Logger.getLogger(ClassPathTest.class.getName());
  private static final File FILE = new File(".");

import java.util.concurrent.TimeoutException;
import java.util.concurrent.atomic.AtomicReference;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Base class for JSR166 Junit TCK tests. Defines some constants, utility methods and classes, as
 * well as a simple framework for helping to make sure that assertions failing in generated threads

import java.util.regex.Pattern;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Generates fresh instances of types that are different from each other (if possible).
 *
 * @author Ben Yu
 */
@GwtIncompatible
@J2ktIncompatible
@NullUnmarked
@SuppressWarnings("nullness")
class FreshValueGenerator {

import java.util.regex.Pattern;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Generates fresh instances of types that are different from each other (if possible).
 *
 * @author Ben Yu
 */
@GwtIncompatible
@J2ktIncompatible
@NullUnmarked
@SuppressWarnings("nullness")
class FreshValueGenerator {

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

/**
 * Unit test for {@link FluentIterable}.
 *
 * @author Marcin Mikosik
 */
@GwtCompatible
@NullUnmarked
public class FluentIterableTest extends TestCase {

  @GwtIncompatible // NullPointerTester

import org.jspecify.annotations.NullUnmarked;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

/**
 * Tests for {@link Graphs}. Tests assume that the implementation of the method {@code addEdge} adds
 * the missing nodes to the graph, then adds the edge between them.
 */
@RunWith(JUnit4.class)
@NullUnmarked
public class GraphsTest {

import java.util.concurrent.locks.LockSupport;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link AbstractFuture}.
 *
 * @author Brian Stoler
 */
@NullUnmarked
public class AbstractFutureTest extends TestCase {
  public void testSuccess() throws ExecutionException, InterruptedException {

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

/**
 * Unit test for {@link NullPointerTester}.
 *
 * @author Kevin Bourrillion
 * @author Mick Killianey
 */
@SuppressWarnings({
  "CheckReturnValue",
  "unused", // many methods tested reflectively -- maybe prefer local @Keep annotations?
})
@NullUnmarked
public class NullPointerTesterTest extends TestCase {

import java.util.List;
import java.util.Map.Entry;
import java.util.Objects;
import java.util.Set;
import junit.framework.Assert;
import junit.framework.AssertionFailedError;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tester that runs automated sanity tests for any given class. A typical use case is to test static
 * factory classes like:
 *
 * <pre>
 * interface Book {...}

import java.lang.ref.Reference;
import java.util.concurrent.atomic.AtomicReferenceArray;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Charles Fry
 */
@SuppressWarnings("deprecation") // many tests of deprecated methods
@NullUnmarked
public class MapMakerInternalMapTest extends TestCase {

  static final int SMALL_MAX_SIZE = DRAIN_THRESHOLD * 5;

  private static <K, V>