import java.util.ArrayList;
import java.util.List;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Validate that {@link EventBus} behaves carefully when listeners publish their own events.
 *
 * @author Jesse Wilson
 */
@NullUnmarked
public class ReentrantEventsTest extends TestCase {

  static final String FIRST = "one";
  static final Double SECOND = 2.0d;

import com.google.common.annotations.GwtCompatible;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for the {@link HtmlEscapers} class.
 *
 * @author David Beaumont
 */
@GwtCompatible
@NullUnmarked
public class HtmlEscapersTest extends TestCase {

  public void testHtmlEscaper() throws Exception {
    assertEquals("xxx", htmlEscaper().escape("xxx"));

import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import java.util.ArrayList;
import java.util.List;
import org.jspecify.annotations.NullUnmarked;

/**
 * Benchmark for various ways to create an {@code ImmutableList}.
 *
 * @author Louis Wasserman
 */
@NullUnmarked
public class ImmutableListCreationBenchmark {

  @Param({"10", "1000", "1000000"})
  int size;

import com.google.common.util.concurrent.AbstractFutureBenchmarks.Impl;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.Executor;
import org.jspecify.annotations.NullUnmarked;

/** Measures the size of AbstractFuture implementations. */
@NullUnmarked
public class AbstractFutureFootprintBenchmark {

  enum State {
    NOT_DONE,
    FINISHED,
    CANCELLED,
    FAILED
  }

  @Param State state;

import java.io.Closeable;
import java.io.Flushable;
import java.io.IOException;
import java.io.Writer;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link AppendableWriter}.
 *
 * @author Alan Green
 */
@NullUnmarked
public class AppendableWriterTest extends IoTestCase {

  /** Helper class for testing behavior with Flushable and Closeable targets. */

import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.nio.Buffer;
import java.nio.CharBuffer;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/**
 * Benchmarks for {@link CharStreams#copy}.
 *
 * <p>{@link CharStreams#copy} has type specific optimizations for various common Appendable and

import com.google.caliper.BeforeExperiment;
import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import org.jspecify.annotations.NullUnmarked;

/**
 * Microbenchmark for {@link com.google.common.base.Strings#repeat}
 *
 * @author Mike Cripps
 */
@NullUnmarked
public class StringsRepeatBenchmark {
  @Param({"1", "5", "25", "125"})
  int count;

  @Param({"1", "10"})
  int length;

import com.google.common.collect.Iterators;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;

/** Utility methods used in various common.graph tests. */
@NullUnmarked
final class TestUtil {
  static final String ERROR_ELEMENT_NOT_IN_GRAPH = "not an element of this graph";
  static final String ERROR_NODE_NOT_IN_GRAPH =

import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import java.util.BitSet;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Benchmark for the {@link CharMatcher#whitespace} implementation. */
@NullUnmarked
public class WhitespaceMatcherBenchmark {
  private static final int STRING_LENGTH = 10000;

  private static final String OLD_WHITESPACE_TABLE =

import com.google.caliper.BeforeExperiment;
import com.google.caliper.Benchmark;
import com.google.caliper.Param;
import java.util.Random;
import org.jspecify.annotations.NullUnmarked;

/** Benchmarks for the hashing of UTF-8 strings. */
@NullUnmarked
public class HashStringBenchmark {
  static class MaxCodePoint {
    final int value;

    /**