import java.util.Arrays;
import java.util.Random;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit tests for {@link Crc32c}. Known test values are from RFC 3720, Section B.4.
 *
 * @author Patrick Costello
 * @author Kurt Alfred Kluever
 */
@NullUnmarked
public class Crc32cHashFunctionTest extends TestCase {
  public void testEmpty() {
    assertCrc(0, new byte[0]);
  }

import com.google.common.base.Predicates;
import java.util.Map;
import java.util.Map.Entry;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;

@GwtCompatible
@NullMarked
abstract class AbstractFilteredMapTest extends TestCase {
  private static final Predicate<@Nullable String> NOT_LENGTH_3 =
      input -> input == null || input.length() != 3;

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

/**
 * Test cases for {@link Table} read operations.
 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public abstract class AbstractTableReadTest<C extends @Nullable Character> extends TestCase {
  protected Table<String, Integer, C> table;

  /**

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

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

    assertThat(response.body.string()).isEqualTo("abc")
    assertThat(socksProxy.connectionCount()).isEqualTo(1)
  }

  @Test
  fun checkRemoteDNSResolve() {
    // This testcase will fail if the target is resolved locally instead of through the proxy.
    server.enqueue(MockResponse.Builder().body("abc").build())
    val client =
      clientTestRule
        .newClientBuilder()

    assertEquals(a, sortedSet.last());
  }

  @CollectionSize.Require(SEVERAL)
  public void testFirst() {
    assertEquals(a, sortedSet.first());
  }

  @CollectionSize.Require(SEVERAL)
  public void testLast() {
    assertEquals(c, sortedSet.last());
  }

import static java.util.Collections.singleton;
import static java.util.Collections.unmodifiableList;
import static junit.framework.TestCase.assertEquals;
import static junit.framework.TestCase.assertTrue;
import static junit.framework.TestCase.fail;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.LinkedHashMultiset;

import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
import junit.framework.TestCase;

/**
 * Unit test for IteratorTester.
 *
 * @author Mick Killianey
 */
@GwtCompatible
@SuppressWarnings("serial") // No serialization is used in this test
public class IteratorTesterTest extends TestCase {

  public void testCanCatchDifferentLengthOfIteration() {
    IteratorTester<Integer> tester =

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

/**
 * Tests for {@code ForwardingNavigableMap}.
 *
 * @author Robert Konigsberg
 * @author Louis Wasserman
 */
@NullUnmarked
public class ForwardingNavigableMapTest extends TestCase {

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jspecify.annotations.NullUnmarked;

/**
 * Collection tests on wrappers from {@link Multisets}.
 *
 * @author Jared Levy
 */