import static org.junit.Assert.assertThrows;

import com.google.common.collect.ImmutableSet;
import java.util.HashSet;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * Abstract base class for testing implementations of {@link Graph} interface. Graph instances

import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * {@link LoadingCache} tests that deal with caches that actually contain some key-value mappings.
 *
 * @author mike nonemacher
 */

@NullUnmarked
public class PopulatedCachesTest extends TestCase {
  // we use integers as keys; make sure the range covers some values that ARE cached by

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

/**
 * Unit tests for {@link Invokable}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
@NullUnmarked
public class InvokableTest extends TestCase {

import java.util.Locale;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
@NullUnmarked
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

import java.util.Iterator;
import java.util.NoSuchElementException;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.TimeUnit;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * A bounded {@linkplain BlockingQueue blocking queue} backed by an array. This queue orders

import java.util.Locale;
import java.util.Random;
import java.util.concurrent.TimeUnit;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.mockito.Mockito;

/**
 * Tests for RateLimiter.
 *
 * @author Dimitris Andreou
 */
@NullUnmarked
public class RateLimiterTest extends TestCase {
  private static final double EPSILON = 1e-8;

import com.google.common.testing.EqualsTester;
import java.util.Optional;
import java.util.Set;
import org.jspecify.annotations.NullUnmarked;
import org.junit.After;
import org.junit.Test;

/**
 * Abstract base class for testing undirected {@link Network} implementations defined in this
 * package.
 */
@NullUnmarked
public abstract class AbstractStandardUndirectedNetworkTest extends AbstractNetworkTest {

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

/** Tests for {@link StandardMutableValueGraph} and related functionality. */
// TODO(user): Expand coverage and move to proper test suite.
@RunWith(JUnit4.class)
@NullUnmarked
public final class ValueGraphTest {

import java.util.HashMap;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;
import org.jspecify.annotations.Nullable;

/**
 * Tests for {@link MoreObjects#toStringHelper(Object)}.
 *
 * @author Jason Lee
 */
@GwtCompatible
@NullUnmarked
public class ToStringHelperTest extends TestCase {

  @GwtIncompatible // Class names are obfuscated in GWT