import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import junit.framework.TestCase;

/**
 * Unittests for {@link CycleDetectingLockFactory}.
 *
 * @author Darick Tong
 */
public class CycleDetectingLockFactoryTest extends TestCase {

  private ReentrantLock lockA;
  private ReentrantLock lockB;
  private ReentrantLock lockC;

import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import junit.framework.TestCase;

/**
 * Unittests for {@link CycleDetectingLockFactory}.
 *
 * @author Darick Tong
 */
public class CycleDetectingLockFactoryTest extends TestCase {

  private ReentrantLock lockA;
  private ReentrantLock lockB;
  private ReentrantLock lockC;

import (
	"fmt"
	"regexp"
	"strings"
	"testing"

	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/istioctl/pkg/util/testutil"
)

func TestKubeInject(t *testing.T) {
	cases := []testutil.TestCase{
		{ // case 0
			Args:           []string{},
			ExpectedRegexp: regexp.MustCompile(`filename not specified \(see --filename or -f\)`),
			WantException:  true,
		},
		{ // case 1

import java.util.Map.Entry;
import java.util.SortedSet;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Unit tests for {@code TreeMultimap} with explicit comparators.
 *
 * @author Jared Levy
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public class TreeMultimapExplicitTest extends TestCase {

  /**

import java.lang.reflect.Type;
import java.util.List;
import java.util.Map;
import junit.framework.TestCase;

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

  public void testWhere_noMapping() {
    Type t = aTypeVariable();

    assertTrue(len4.matches('d'));
    for (char c = 'e'; c < 'z'; c++) {
      assertFalse(len4.matches(c));
    }

    Random rand = new Random(1234);
    for (int testCase = 0; testCase < 100; testCase++) {
      char[] chars = randomChars(rand, rand.nextInt(63) + 1);
      CharMatcher m = SmallCharMatcher.from(bitSet(chars), new String(chars));
      checkExactMatches(m, chars);
    }
  }

import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;

/**
 * Unit test for {@link AbstractExecutionThreadService}.
 *
 * @author Jesse Wilson
 */
public class AbstractExecutionThreadServiceTest extends TestCase {

  private final TearDownStack tearDownStack = new TearDownStack(true);
  private final CountDownLatch enterRun = new CountDownLatch(1);

import com.google.common.testing.NullPointerTester;
import java.util.List;
import junit.framework.TestCase;

/**
 * Unit test for {@link Throwables}.
 *
 * @author Kevin Bourrillion
 */
@GwtCompatible(emulated = true)
@SuppressWarnings("deprecation") // tests of numerous deprecated methods
public class ThrowablesTest extends TestCase {
  public void testThrowIfUnchecked_unchecked() {
    assertThrows(

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Tests {@link MapTestSuiteBuilder} by using it against maps that have various negative behaviors.
 *
 * @author George van den Driessche
 */
public final class MapTestSuiteBuilderTests extends TestCase {
  private MapTestSuiteBuilderTests() {}

import java.util.concurrent.CancellationException;
import java.util.concurrent.Future;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;

/** Unit tests for {@link Futures#getChecked(Future, Class)}. */
public class FuturesGetCheckedTest extends TestCase {
  // Boring untimed-get tests:

  public void testGetCheckedUntimed_success() throws TwoArgConstructorException {