import com.google.common.testing.NullPointerTester;
import java.lang.reflect.Method;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link Parameter}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class ParameterTest extends TestCase {

  public void testNulls() {
    try {
      Class.forName("java.lang.reflect.AnnotatedType");

import com.google.common.base.Function;
import java.lang.reflect.UndeclaredThrowableException;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link Futures#transform(ListenableFuture, Function, Executor)}.
 *
 * @author Nishant Thakkar
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class FuturesTransformTest extends AbstractChainedListenableFutureTest<String> {

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import org.jspecify.annotations.NullUnmarked;

/**
 * A byte sink for testing that has configurable behavior.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class TestByteSink extends ByteSink implements TestStreamSupplier {

  private final ByteArrayOutputStream bytes = new ByteArrayOutputStream();

package com.google.common.io;

import static org.junit.Assert.assertThrows;

import java.io.ByteArrayOutputStream;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link CountingOutputStream}.
 *
 * @author Chris Nokleberg
 */
@NullUnmarked
public class CountingOutputStreamTest extends IoTestCase {

  public void testCount() throws Exception {
    int written = 0;

import java.io.File;
import java.io.FilenameFilter;
import java.util.regex.PatternSyntaxException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link PatternFilenameFilter}.
 *
 * @author Chris Nokleberg
 */
@NullUnmarked
public class PatternFilenameFilterTest extends TestCase {

  public void testSyntaxException() {

import com.google.common.collect.CollectionBenchmarkSampleData.Element;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test iteration speed at various size for {@link Set} instances.
 *
 * @author Christopher Swenson
 */
@NullUnmarked
public class SetIterationBenchmark {
  @Param({
    "3", "6", "11", "23", "45", "91", "181", "362", "724", "1448", "2896", "5793", "11585", "23170",

import com.google.common.collect.MapMaker;
import java.util.Map;
import org.jspecify.annotations.NullUnmarked;

/**
 * Compare CacheBuilder and MapMaker performance, ensuring that they remain on par with each other.
 *
 * @author Nikita Sidorov
 */
@SuppressWarnings("CheckReturnValue")
@NullUnmarked
public class MapMakerComparisonBenchmark {
  private static final String TEST_KEY = "test key";

import com.google.common.annotations.J2ktIncompatible;
import java.io.Closeable;
import java.util.concurrent.ExecutionException;
import org.jspecify.annotations.NullUnmarked;

/** Tests for {@link ClosingFuture} that exercise {@link ClosingFuture#finishToFuture()}. */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class ClosingFutureFinishToFutureTest extends AbstractClosingFutureTest {

import com.google.common.testing.NullPointerTester;
import java.util.concurrent.atomic.AtomicReferenceArray;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link Atomics}.
 *
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AtomicsTest extends TestCase {

  private static final Object OBJECT = new Object();

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Tests for {@link Reflection} */
@NullUnmarked
public class ReflectionTest extends TestCase {

  public void testGetPackageName() throws Exception {
    assertThat(Reflection.getPackageName(Iterable.class)).isEqualTo("java.lang");