*/
    @Override
    public void testRemove() {
      Map<String, Map<Integer, Character>> map;
      try {
        map = makePopulatedMap();
      } catch (UnsupportedOperationException e) {
        return;
      }
      String keyToRemove = map.keySet().iterator().next();
      if (supportsRemove) {
        int initialSize = map.size();

            // Test with concrete implementation - behavior depends on implementation
            // May throw NullPointerException
            try {
                concreteImplementation.append(null);
            } catch (NullPointerException e) {
                // Expected for some implementations
            }
        }
    }

    @Nested
    @DisplayName("Cache Operations Tests")
    class CacheOperationsTests {

    }
  }

  @J2ktIncompatible
  @GwtIncompatible // reflection
  public static Method getMethod(Class<?> clazz, String name) {
    try {
      return clazz.getMethod(name);
    } catch (Exception e) {
      throw new IllegalArgumentException(e);
    }
  }

  /**
   * Useless constructor for a class of static utility methods.
   *
   * @deprecated Do not instantiate this utility class.

          while (true) {
            try {
              e = q.poll(deadline - System.nanoTime(), NANOSECONDS);
              break;
            } catch (InterruptedException ex) {
              interrupted = true; // note interruption and retry
            }
          }
          if (e == null) {

- Install: `./gradlew install -Pgradle_installPath=/any/path`
- Use: `/any/path/bin/gradle taskName`.

It's also a good idea to run `./gradlew sanityCheck` before submitting your change because this will help catch code style issues.

> **NOTE:** Do **NOT** run `gradle build` on the local development environment,
> even if you have Gradle or Develocity build caching enabled for the project.

      }
      builder.put(key, valuesBuilder.build());
      tmpSize += valueCount;
    }

    ImmutableMap<Object, ImmutableList<Object>> tmpMap;
    try {
      tmpMap = builder.buildOrThrow();
    } catch (IllegalArgumentException e) {
      throw (InvalidObjectException) new InvalidObjectException(e.getMessage()).initCause(e);
    }

    deserializationReplacement = new ImmutableListMultimap<>(tmpMap, tmpSize);
  }

          while (true) {
            try {
              e = q.poll(deadline - System.nanoTime(), NANOSECONDS);
              break;
            } catch (InterruptedException ex) {
              interrupted = true; // note interruption and retry
            }
          }
          if (e == null) {

                throw AssertionError(e)
              }
            }
          },
        ).build(),
    )
    val openAtNanos = System.nanoTime()
    newWebSocket()
    clientListener.assertOpen()
    clientListener.assertFailure(
      SocketTimeoutException::class.java,
      "sent ping but didn't receive pong within 500ms (after 0 successful ping/pongs)",
    )
    latch.countDown()

            assertTrue("process method should be abstract", Modifier.isAbstract(processMethod.getModifiers()));
            assertTrue("process method should be public", Modifier.isPublic(processMethod.getModifiers()));
        } catch (NoSuchMethodException e) {
            fail("process method should exist");
        }
    }

    // Test constructor
    @Test
    public void test_constructor() {

          end = separatorPosition;
          offset = separatorEnd(separatorPosition);
        }
        if (offset == nextStart) {
          /*
           * This occurs when some pattern has an empty match, even if it doesn't match the empty
           * string -- for example, if it requires lookahead or the like. The offset must be
           * increased to look for separators beyond this point, without changing the start position