}
    return sub;
  }

  /**
   * Call this in a {@link TestSubtype} public method asserting that subtype relationship does not
   * hold.
   */
  final <X> @Nullable X notSubtype(@SuppressWarnings("unused") Object sub) {
    Type returnType = method.getGenericReturnType();
    Type paramType = getOnlyParameterType();
    TestSubtype spec = method.getAnnotation(TestSubtype.class);

		etcdClientCertKey := env.Get(EnvEtcdClientCertKey, kvs.Get(ClientCertKey))
		if etcdClientCertFile != "" && etcdClientCertKey != "" {
			cfg.TLS.GetClientCertificate = func(unused *tls.CertificateRequestInfo) (*tls.Certificate, error) {
				cert, err := tls.LoadX509KeyPair(etcdClientCertFile, etcdClientCertKey)
				return &cert, err
			}
		}
	}
	return cfg, nil

            Striped.lazyWeakReadWriteLock(Integer.MAX_VALUE))) {
      for (int i = 0; i < 3; i++) {
        // doesn't throw exception
        Object unused = striped.getAt(Integer.MAX_VALUE - i);
      }
    }
  }

  }

  @CanIgnoreReturnValue
  private <T> T checkValid(T t) {
    // a ClassCastException is what's supposed to happen!
    @SuppressWarnings("unchecked")
    K k = (K) t;
    int unused = comparator().compare(k, k);
    return t;
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    return delegate.equals(obj);
  }

  @Override
  public int hashCode() {

            Striped.lazyWeakReadWriteLock(Integer.MAX_VALUE))) {
      for (int i = 0; i < 3; i++) {
        // doesn't throw exception
        Object unused = striped.getAt(Integer.MAX_VALUE - i);
      }
    }
  }

    CacheTesting.drainRecencyQueues(cache);
    ticker.advance(1, MILLISECONDS);
    assertThat(keySet).containsExactly(2, 3, 4, 5, 6, 7, 8, 9, 0);

    // get(K, Callable) doesn't stop 2 from expiring
    Integer unused = cache.get(2, Callables.returning(-2));
    CacheTesting.drainRecencyQueues(cache);
    ticker.advance(1, MILLISECONDS);
    assertThat(keySet).containsExactly(3, 4, 5, 6, 7, 8, 9, 0);

    // asMap.put saves 3

      ImmutableSet.<String>builder().addAll(SOMEWHERE_UNDER_PS).addAll(PS_NOT_RS).build();

  public void testValid() {
    for (String name : VALID_NAME) {
      InternetDomainName unused = InternetDomainName.from(name);
    }
  }

  public void testInvalid() {
    for (String name : INVALID_NAME) {
      assertThrows(IllegalArgumentException.class, () -> InternetDomainName.from(name));
    }

     */
    Interface a = new Impl();
    Interface b = new Impl();
    ImmutableSortedSet<Interface> set = ImmutableSortedSet.of(a, b);
    Object[] unused1 = set.toArray();
    Object[] unused2 = set.toArray(new Object[2]);
  }

  interface Interface extends Comparable<Interface> {}

  static class Impl implements Interface {
    static int nextId;
    Integer id = nextId++;

    addEdge(N1, N2, E12);
    IllegalArgumentException e =
        assertThrows(
            IllegalArgumentException.class,
            () -> {
              Set<String> unused = network.edgesConnecting(ENDPOINTS_N1N2);
            });
    assertThat(e).hasMessageThat().contains(ENDPOINTS_MISMATCH);
  }

  @Test
  public void edgeConnectingOrNull_orderMismatch() {

    checkFromStringCase("[2001::1]", -1, "2001::1", -1, false);
    checkFromStringCase("2001::3", 65536, "2001::3", -1, false);
  }

  public void testFromStringUnusedDefaultPort() {
    // Default port, but unused.
    checkFromStringCase("gmail.com:81", 77, "gmail.com", 81, true);
    checkFromStringCase("192.0.2.2:83", 77, "192.0.2.2", 83, true);
    checkFromStringCase("[2001::2]:85", 77, "2001::2", 85, true);
  }