import java.util.regex.MatchResult;
import java.util.regex.Pattern;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit test for {@link ArbitraryInstances}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class ArbitraryInstancesTest extends TestCase {

  public void testGet_primitives() {

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

/** Unit tests for CacheBuilder. */
@GwtCompatible
// We are intentionally testing the TimeUnit overloads, too.
@SuppressWarnings("LongTimeUnit_ExpireAfterWrite_Seconds")
@NullUnmarked
public class CacheBuilderTest extends TestCase {

  public void testNewBuilder() {

import java.io.StringReader;
import java.io.StringWriter;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@code BaseEncoding}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullUnmarked
public class BaseEncodingTest extends TestCase {

  public void testSeparatorsExplicitly() {

import java.util.stream.DoubleStream;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**
 * @author Kevin Bourrillion
 */
@GwtCompatible
@NullUnmarked
public class ImmutableDoubleArrayTest extends TestCase {
  // Test all creation paths very lazily: by assuming asList() works

  public void testOf0() {

import java.util.NoSuchElementException;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@code TreeRangeMap}.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible // NavigableMap
@NullUnmarked
public class TreeRangeMapTest extends TestCase {
  @AndroidIncompatible // test-suite builders
  public static Test suite() {

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

/**
 * Tests for {@link ImmutableSetMultimap}.
 *
 * @author Mike Ward
 */
@GwtCompatible
@NullMarked
public class ImmutableSetMultimapTest extends TestCase {
  @J2ktIncompatible
  @AndroidIncompatible // test-suite builders

    @Override
    public void setUp() throws Exception {
        super.setUp();
        ComponentUtil.register(new SystemHelper(), "systemHelper");
    }

    public void test_parse() throws IOException {
        GsaConfigParser parser = new GsaConfigParser();
        try (InputStream is = ResourceUtil.getResourceAsStream("data/gsaconfig.xml")) {
            parser.parse(new InputSource(is));
        }

import java.util.stream.Collectors;
import java.util.stream.Stream;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Unit tests for {@link ClassSanityTester}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class ClassSanityTesterTest extends TestCase {

  private final ClassSanityTester tester = new ClassSanityTester();

import java.math.BigInteger;
import java.math.RoundingMode;
import java.util.Random;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link IntMath}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@NullUnmarked
public class IntMathTest extends TestCase {
  public void testMaxSignedPowerOfTwo() {
    assertTrue(IntMath.isPowerOfTwo(IntMath.MAX_SIGNED_POWER_OF_TWO));

import com.google.common.collect.ImmutableList;
import com.google.common.math.StatsTesting.ManyValues;
import com.google.common.primitives.Doubles;
import com.google.common.primitives.Longs;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Tests for {@link StatsAccumulator}. This tests the stats methods for instances built with {@link