}

  private TypeToInstanceMap<Object> map;

  @Override
  protected void setUp() throws Exception {
    map = new MutableTypeToInstanceMap<>();
  }

  public void testPutThrows() {
    assertThrows(
        UnsupportedOperationException.class,
        () -> map.put(TypeToken.of(Integer.class), Integer.valueOf(5)));
  }

  public void testPutAllThrows() {
    assertThrows(
        UnsupportedOperationException.class,

  }

  public void testOneEqual() {
    assertThat(ComparisonChain.start().compare("a", "a").result()).isEqualTo(0);
  }

  public void testOneEqualUsingComparator() {
    assertThat(ComparisonChain.start().compare("a", "A", String.CASE_INSENSITIVE_ORDER).result())
        .isEqualTo(0);
  }

  public void testManyEqual() {
    assertThat(
            ComparisonChain.start()

    suite.addTestSuite(ResourcesTest.class);
    return suite;
  }

  public void testToString() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");
    assertEquals(I18N, Resources.toString(resource, UTF_8));
    assertThat(Resources.toString(resource, US_ASCII)).isNotEqualTo(I18N);
  }

  public void testToByteArray() throws IOException {
    URL resource = getClass().getResource("testdata/i18n.txt");

 */
class StringUtilTest {

    @Test
    @DisplayName("Should join single element without delimiter")
    void testJoinSingleElement() {
        String result = StringUtil.join(",", "hello");
        assertEquals("hello", result);
    }

    @Test
    @DisplayName("Should join two elements with delimiter")
    void testJoinTwoElements() {
        String result = StringUtil.join(",", "hello", "world");

  public void testSingleTearDown() throws Exception {
    TearDownStack stack = buildTearDownStack();

    SimpleTearDown tearDown = new SimpleTearDown();
    stack.addTearDown(tearDown);

    assertEquals(false, tearDown.ran);

    stack.runTearDown();

    assertEquals("tearDown should have run", true, tearDown.ran);
  }

  public void testMultipleTearDownsHappenInOrder() throws Exception {

  @CollectionSize.Require(absent = ZERO)
  public void testGetOrDefault_present() {
    assertEquals(
        "getOrDefault(present, def) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), v3()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testGetOrDefault_presentNullDefault() {
    assertEquals(

 * Unit test for {@link ArbitraryInstances}.
 *
 * @author Ben Yu
 */
@NullUnmarked
public class ArbitraryInstancesTest extends TestCase {

  public void testGet_primitives() {
    assertNull(ArbitraryInstances.get(void.class));
    assertNull(ArbitraryInstances.get(Void.class));
    assertEquals(Boolean.FALSE, ArbitraryInstances.get(boolean.class));
    assertEquals(Boolean.FALSE, ArbitraryInstances.get(Boolean.class));

            @Override
            public void sendError(int sc, String msg) throws IOException {
            }

            @Override
            public void sendError(int sc) throws IOException {
            }

            @Override
            public void sendRedirect(String location) throws IOException {
            }

            @Override
            public void setDateHeader(String name, long date) {

     * @param id the unique identifier to set
     */
    void setId(IDTYPE id);

    /**
     * Retrieves the session ID associated with this URL queue.
     *
     * @return the session ID as a String.
     */
    String getSessionId();

    /**
     * Sets the session ID for the URL queue.
     *
     * @param sessionId the session ID to set
     */
    void setSessionId(String sessionId);

    /**

  static final int MAX_SIZE = 100;

  public void testEviction_setMaxSegmentSize() {
    IdentityLoader<Object> loader = identityLoader();
    for (int i = 1; i < 1000; i++) {
      LoadingCache<Object, Object> cache = CacheBuilder.newBuilder().maximumSize(i).build(loader);
      assertEquals(i, CacheTesting.getTotalSegmentSize(cache));
    }
  }

  public void testEviction_setMaxSegmentWeight() {