.put('x', "<hello>".toCharArray())
                .put('\uD800', "<hi>".toCharArray())
                .put('\uDC00', "<lo>".toCharArray())
                .buildOrThrow());
    UnicodeEscaper unicodeEscaper = Escapers.asUnicodeEscaper(charEscaper);
    EscaperAsserts.assertBasic(unicodeEscaper);
    assertEquals("<hello><hi><lo>", charEscaper.escape("x\uD800\uDC00"));

    PrintWriter w = new PrintWriter(Files.newWriter(temp, Charsets.UTF_8));
    w.println("hello");
    w.println("");
    w.println(" world  ");
    w.println("");
    w.close();

    assertEquals("hello", Files.readFirstLine(temp, Charsets.UTF_8));
    assertEquals(
        ImmutableList.of("hello", "", " world  ", ""), Files.readLines(temp, Charsets.UTF_8));

    assertTrue(temp.delete());
  }

    /** */
    public int intField;

    /** */
    public String stringField;

    /** */
    public static final int INT_DATA = 987654321;

    /** */
    public static final String STRING_DATA = "Hello World!";

    /**
     * @throws Exception
     */
    @Test
    public void testGet() throws Exception {
        final Field field = getClass().getField("objectField");

    Mac mac = Mac.getInstance("HmacSHA1");
    mac.init(SHA1_KEY);
    mac.update("hello".getBytes(UTF_8));
    mac.update("world".getBytes(UTF_8));

    assertEquals(
        HashCode.fromBytes(mac.doFinal()),
        Hashing.hmacSha1(SHA1_KEY)
            .newHasher()
            .putString("hello", UTF_8)
            .putString("world", UTF_8)
            .hash());
  }

    assertEquals(TypeToken.of(String.class), invokable.getParameters().get(1).getType());
  }

  public void testAnonymousClassDefaultConstructor() {
    final int i = 1;
    final String s = "hello world";
    Class<?> anonymous =
        new Runnable() {
          @Override
          public void run() {
            System.out.println(s + i);
          }
        }.getClass();

    try {
      helper.add(null, "Hello");
      fail("No exception was thrown.");
    } catch (NullPointerException expected) {
    }
  }

  @GwtIncompatible // Class names are obfuscated in GWT
  public void testToString_addWithNullValue() {
    final String result = MoreObjects.toStringHelper(new TestClass()).add("Hello", null).toString();

    assertEquals("TestClass{Hello=null}", result);
  }

      Equivalence.equals().onResultOf(LengthFunction.INSTANCE);

  public void testWrap() {
    new EqualsTester()
        .addEqualityGroup(
            LENGTH_EQUIVALENCE.wrap("hello"),
            LENGTH_EQUIVALENCE.wrap("hello"),
            LENGTH_EQUIVALENCE.wrap("world"))
        .addEqualityGroup(LENGTH_EQUIVALENCE.wrap("hi"), LENGTH_EQUIVALENCE.wrap("yo"))
        .addEqualityGroup(

    Mac mac = Mac.getInstance("HmacSHA1");
    mac.init(SHA1_KEY);
    mac.update("hello".getBytes(UTF_8));
    mac.update("world".getBytes(UTF_8));

    assertEquals(
        HashCode.fromBytes(mac.doFinal()),
        Hashing.hmacSha1(SHA1_KEY)
            .newHasher()
            .putString("hello", UTF_8)
            .putString("world", UTF_8)
            .hash());
  }

    client.dispatcher().executorService().shutdown();
  }

  @Override public void onOpen(WebSocket webSocket, Response response) {
    webSocket.send("Hello...");
    webSocket.send("...World!");
    webSocket.send(ByteString.decodeHex("deadbeef"));
    webSocket.close(1000, "Goodbye, World!");
  }

  @Override public void onMessage(WebSocket webSocket, String text) {

import junit.framework.TestCase;

/**
 * Test case for {@link EventBus}.
 *
 * @author Cliff Biffle
 */
public class EventBusTest extends TestCase {
  private static final String EVENT = "Hello";
  private static final String BUS_IDENTIFIER = "test-bus";

  private EventBus bus;

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    bus = new EventBus(BUS_IDENTIFIER);
  }