* those sublists might implement a private {@code MySubList} type but serialize as a plain {@code
   * MyList} to save space. So long as {@code MyList} has all the public supertypes of {@code
   * MySubList}, this is safe. For these cases, for which {@code reserializeAndAssert} is too
   * strict, use {@link #reserialize}.
   *
   * @return the re-serialized object
   * @throws RuntimeException if the specified object was not successfully serialized or

 * recommended that the caller does not persist a reference to the backing map (unless the backing
 * map is immutable).
 *
 * <p>This class is tailored toward use cases in common.graph. It is *NOT* a general purpose map.
 *
 * @author James Sexton
 */
class MapIteratorCache<K, V> {
  private final Map<K, V> backingMap;

  /*

        }
      }
    } finally {
      cancelInFlightConnects()
    }

    throw firstException!!
  }

  /**
   * Returns non-null if we don't need to wait for the launched result. In such cases, this result
   * must be processed before whatever is waiting in the queue because we may have already acquired
   * its connection.
   */
  private fun launchTcpConnect(): ConnectResult? {
    val plan =

/// tip

Here we use <a href="https://docs.python.org/3/library/time.html#time.perf_counter" class="external-link" target="_blank">`time.perf_counter()`</a> instead of `time.time()` because it can be more precise for these use cases. 🤓

///

## Multiple middleware execution order { #multiple-middleware-execution-order }

            // Invalid unwrap
            assertThrows(ClassCastException.class, () -> sid.unwrap(String.class));
        }

        @Test
        @DisplayName("isEmpty and isBlank edge cases")
        void testEmptyAndBlank() throws Exception {
            // No subauthorities
            SID s1 = new SID("S-1-5");
            assertTrue(s1.isEmpty());

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test cases for {@link SettableFuture}.
 *
 * @author Sven Mawson
 */
@NullUnmarked
public class SettableFutureTest extends TestCase {

  private SettableFuture<String> future;
  private ListenableFutureTester tester;

/**
 * Tests for SmbFilenameFilter interface behaviors via simple implementations.
 * Each test creates a concrete filter to validate expected contract semantics
 * including normal operation, null handling, edge cases, and exception flow.
 */
@ExtendWith(MockitoExtension.class)
class SmbFilenameFilterTest {

    @Mock
    SmbFile mockDir;

    /**
     * Happy-path: a filter that accepts any name.
     */

 * create a lightweight concrete subclass only to exercise the inherited
 * behaviour. The tests cover flag manipulation, byte‑buffer operations and
 * static helpers. Edge cases such as null or short arrays and negative
 * values are verified to ensure proper exception handling and byte
 * conversion.
 */
@ExtendWith(MockitoExtension.class)
class NtlmMessageTest {

        assertEquals(8, serverData.encryptionKey.length);
        assertEquals(16, serverData.guid.length);
    }

    /**
     * Test edge cases for numeric fields
     */
    @Test
    @DisplayName("Test edge cases for numeric fields")
    public void testNumericFieldsEdgeCases() {
        // Test maximum values for int fields
        serverData.sflags2 = Integer.MAX_VALUE;

    }

    /**
     * Provides arguments for the testGetErrorString parameterized test.
     * Covers all defined error classes and codes, including default cases.
     */
    private static Stream<Arguments> provideErrorClassAndCodeForGetErrorString() {
        return Stream.of(
                // SUCCESS
                Arguments.of(NbtException.SUCCESS, 0, "SUCCESS"),