import java.util.List;
import org.junit.Ignore;

/**
 * A generic JUnit test which tests {@code addAll(int, Collection)} operations on a list. Can't be
 * invoked directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

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

/**
 * Test for {@link FutureCallback}.
 *
 * @author Anthony Zana
 */
@GwtCompatible
@NullUnmarked
public class FutureCallbackTest extends TestCase {
  public void testSameThreadSuccess() {

import java.util.concurrent.atomic.AtomicInteger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

/** Test case for {@link TrustedListenableFutureTask}. */
@NullMarked
@GwtCompatible
public class TrustedListenableFutureTaskTest extends TestCase {

  public void testSuccessful() throws Exception {

import com.google.common.testing.FakeTicker;
import java.time.Duration;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link Stopwatch}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullUnmarked
public class StopwatchTest extends TestCase {

  private final FakeTicker ticker = new FakeTicker();

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Test for {@link ProjectBuildingException} message generation.
 */
@SuppressWarnings("deprecation")
class ProjectBuildingExceptionTest {

    @Test
    void testDetailedExceptionMessageWithMultipleProblems() {

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

/**
 * Tests representing the contract of {@link Map}. Concrete subclasses of this base class test
 * conformance of concrete {@link Map} subclasses to that contract.
 *
 * @param <K> the type of keys used by the maps under test
 * @param <V> the type of mapped values used the maps under test

import com.google.common.primitives.Shorts;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import org.jspecify.annotations.Nullable;

/**
 * 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
 */

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

/** Tests for repeated node and edge addition and removal in a {@link Network}. */
@RunWith(JUnit4.class)

@NullUnmarked
public final class NetworkMutationTest {
  private static final int NUM_TRIALS = 5;
  private static final int NUM_NODES = 20;

import static org.codelibs.core.lang.StringUtil.isEmpty;

import java.text.DecimalFormat;
import java.text.SimpleDateFormat;

import org.codelibs.core.misc.Base64Util;

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

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

    /** WAVE DASH */

import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import org.mockito.junit.jupiter.MockitoExtension;

/**
 * Test suite for {@link Trans2GetDfsReferral}.
 */
@org.junit.jupiter.api.extension.ExtendWith(MockitoExtension.class)
class Trans2GetDfsReferralTest {

    private static Object getPrivateField(Object target, String fieldName) throws Exception {