CaseInsensitiveMap<String> map;

    /**
     * @throws Exception
     */
    @Before
    public void setUp() throws Exception {
        map = new CaseInsensitiveMap<String>();
        map.put("one", "1");
        map.put("two", "2");
    }

    /**
     * @throws Exception
     */
    @After
    public void tearDown() throws Exception {
        map = null;
    }

    /**

     * @param response The servlet response
     * @param chain The filter chain
     * @throws IOException If an I/O error occurs
     * @throws ServletException If a servlet error occurs
     */
    @Override
    public void doFilter(final ServletRequest request, final ServletResponse response, final FilterChain chain)
            throws IOException, ServletException {

  public void testScanFromFile_notJarFile() throws IOException {
    ClassLoader classLoader = ClassPathTest.class.getClassLoader();
    File notJar = File.createTempFile("not_a_jar", "txt");
    try {
      assertThat(new ClassPath.LocationInfo(notJar, classLoader).scanResources()).isEmpty();
    } finally {
      notJar.delete();
    }
  }

  public void testGetClassPathEntry() throws MalformedURLException, URISyntaxException {

 *
 */
public class ThreadUtilTest {

    /**
     * @throws Exception
     */
    @Test
    public void test_sleep() throws Exception {
        ThreadUtil.sleep(1L);
        assertTrue(true);
        ThreadUtil.sleepQuietly(1L);
    }

    /**
     * @throws Exception
     */
    @Test
    public void test_sleepQuietly() throws Exception {
        ThreadUtil.sleepQuietly(1L);
        assertTrue(true);

     * Creates a Lucene Query from this query builder.
     *
     * @param context the query shard context
     * @return the Lucene Query
     * @throws IOException if an I/O error occurs
     */
    @Override
    public Query toQuery(final QueryShardContext context) throws IOException {
        return queryBuilder.toQuery(context);
    }

    /**
     * Returns whether this query builder is a fragment.
     *

        return true;
      }

      @Override
      public String get() throws InterruptedException, ExecutionException {
        throw new AssertionFailedError("get() shouldn't be called on this object");
      }

      @Override
      public String get(long timeout, TimeUnit unit)
          throws InterruptedException, ExecutionException, TimeoutException {
        return get();
      }

        this.treeHandle.send(this.request, this.response);
        checkStatus();
        final FileEntry n = advance();
        if (n == null) {
            doClose();
        }
        return n;
    }

    /**
     * @throws SmbException
     */
    private void checkStatus() throws SmbException {
        final int status = this.response.getStatus();

      };
    }

    @Override
    protected void run() throws Exception {}
  }

  public void testStopWhileStarting_runNotCalled() throws Exception {
    CountDownLatch started = new CountDownLatch(1);
    FakeService service =
        new FakeService() {
          @Override
          protected void startUp() throws Exception {
            super.startUp();
            started.await();
          }

    SomeCheckedException cause = new SomeCheckedException();
    SomeChainingException thrown = new SomeChainingException(cause);

    assertThat(thrown).hasCauseThat().isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, SomeCheckedException.class)).isSameInstanceAs(cause);
    assertThat(getCauseAs(thrown, Exception.class)).isSameInstanceAs(cause);

    ClassCastException expected =
        assertThrows(

    void testFallbackWhenOpen() throws Exception {
        // Open the circuit
        circuitBreaker.tripBreaker();

        String result = circuitBreaker.call(() -> "primary", () -> "fallback");

        assertEquals("fallback", result);
    }

    @Test
    @DisplayName("Test transition to HALF_OPEN after timeout")
    void testTransitionToHalfOpen() throws Exception {
        // Open the circuit