public void testCloseExceptionsSuppressed_whenExceptionThrownFromTryBlock() throws IOException {
    Closer closer = new Closer(suppressor);

    IOException tryException = new IOException();
    IOException c1Exception = new IOException();
    IOException c2Exception = new IOException();

    TestCloseable c1 = closer.register(TestCloseable.throwsOnClose(c1Exception));

    }
  }

  /**
   * Different exceptions happening on multiple futures with the same cause should not be logged.
   */
  public void testAllAsList_logging_same_cause() throws Exception {
    try {
      MyException exception1 = new MyException();
      MyException exception2 = new MyException();
      MyException exception3 = new MyException();

      MyException sameInstance = new MyException();

  }

  @J2ktIncompatible
  @GwtIncompatible
  public void testAsAsyncCallable_exception() throws Exception {
    final Exception expected = new IllegalArgumentException();
    Callable<String> callable =
        new Callable<String>() {
          @Override
          public String call() throws Exception {
            throw expected;
          }
        };

    AsyncCallable<String> asyncCallable =

  private static boolean hasConstructorUsableByGetChecked(
      Class<? extends Exception> exceptionClass) {
    try {
      Exception unused = newWithCause(exceptionClass, new Exception());
      return true;
    } catch (Throwable t) { // sneaky checked exception
      return false;
    }
  }

  private static <X extends Exception> X newWithCause(Class<X> exceptionClass, Throwable cause) {

  final Collection<? extends Throwable> exceptions;

  private ClusterException(Collection<? extends Throwable> exceptions) {
    super(
        exceptions.size() + " exceptions were thrown. The first exception is listed as a cause.",
        exceptions.iterator().next());
    ArrayList<? extends Throwable> temp = new ArrayList<>(exceptions);
    this.exceptions = Collections.unmodifiableCollection(temp);
  }

import java.io.File;
import java.io.IOException;

/**
 * Tests for {@link Files#fileTraverser()}.
 *
 * @author Jens Nyman
 */

public class FilesFileTraverserTest extends IoTestCase {

  private File rootDir;

  @Override
  public void setUp() throws IOException {
    rootDir = createTempDir();
  }

  public void testFileTraverser_emptyDirectory() throws Exception {

    @Before
    public void setUp() throws Exception {
        LocaleUtil.setDefault(() -> Locale.JAPANESE);
    }

    @After
    public void tearDown() throws Exception {
        LocaleUtil.setDefault(null);
    }

    /**
     * @throws Exception
     */
    //    @Test
    //    public void testToDate_Null() throws Exception {
    //        assertThat(toDate(null, Locale.JAPAN), is(nullValue()));

    Exception exception = new SampleCheckedException();
    ExecutionException e =
        assertThrows(
            ExecutionException.class,
            () ->
                timeLimiter.callWithTimeout(
                    callableThrowing(exception), DELAY_MS, TimeUnit.MILLISECONDS));
    assertThat(e.getCause()).isEqualTo(exception);
  }

    }

    /**
     * @throws Exception
     */
    @Test
    public void testTimeConverter() throws Exception {
        assertThat(new CopyOptions().timeConverter("ss").convertValue(new java.sql.Time(0), "aaa", String.class), is((Object) "00"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testTimestampConverter() throws Exception {

    }

    /**
     * @throws Exception
     */
    @Test
    public void testLtrim() throws Exception {
        assertEquals("1", "trim", StringUtil.ltrim("zzzytrim", "xyz"));
        assertEquals("2", "", StringUtil.ltrim("xyz", "xyz"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testRtrim() throws Exception {