assertThat(stats.loadExceptionCount()).isEqualTo(0);
    assertThat(stats.hitCount()).isEqualTo(1);

    Object value = new Object();
    // callable is not called
    assertThat(cache.get(key, throwing(new Exception()))).isSameInstanceAs(key);
    stats = cache.stats();
    assertThat(stats.missCount()).isEqualTo(2);
    assertThat(stats.loadSuccessCount()).isEqualTo(3);

  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  Collection<V> unmodifiableEmptyCollection() {
    // These return false, rather than throwing a UOE, on remove calls.
    return (unfiltered instanceof SetMultimap) ? emptySet() : emptyList();
  }

  @Override
  public void clear() {
    entries().clear();
  }

  @Override

  }

  /**
   * Inserts the specified element at the tail of this queue if it is possible to do so immediately
   * without exceeding the queue's capacity, returning {@code true} upon success and throwing an
   * {@code IllegalStateException} if this queue is full.
   *
   * @param e the element to add
   * @return {@code true} (as specified by {@link Collection#add})

        verify(tree, atLeastOnce()).release();
    }

    @ParameterizedTest
    @ValueSource(strings = { "", " ", "*", "?" })
    @DisplayName("Supports various wildcard values without throwing (edge cases)")
    void wildcardEdgeCases(String wildcard) throws Exception {
        // minimal successful first response with a single entry

        // This is a design choice for this specific implementation
        assertNull(emptyIterator.next(), "This implementation returns null instead of throwing");

        // Verify remove can be called (even though no-op)
        assertDoesNotThrow(() -> emptyIterator.remove(), "remove() should be safe to call");

        // Verify still empty after operations

      checkArgument(isValidPort(port), "Port number out of range: %s", hostPortString);
    }

    return new HostAndPort(host, port, hasBracketlessColons);
  }

  /**
   * Parses a bracketed host-port string, throwing IllegalArgumentException if parsing fails.
   *
   * @param hostPortString the full bracketed host-port specification. Port might not be specified.
   * @return an array with 2 strings: host and port, in that order.

    }

    @Test
    @DisplayName("Should handle null configuration gracefully")
    void testNullConfiguration() {
        // When - constructor accepts null config without throwing
        Smb2TreeDisconnectResponse responseWithNull = new Smb2TreeDisconnectResponse(null);

        // Then - response is created successfully
        assertNotNull(responseWithNull);
    }

    @Test

import jcifs.dcerpc.UnicodeString;
import jcifs.dcerpc.msrpc.LsaPolicyHandle;
import jcifs.dcerpc.msrpc.lsarpc;

@ExtendWith(MockitoExtension.class)
class SIDCacheImplTest {

    // Helper to create a SID from text without throwing in the test body
    private static SID sid(String textual) {
        try {
            return new SID(textual);
        } catch (SmbException e) {
            throw new RuntimeException(e);
        }
    }

  }

  @SuppressWarnings("EmptyList") // ImmutableList doesn't support nullable element types
  Collection<V> unmodifiableEmptyCollection() {
    // These return false, rather than throwing a UOE, on remove calls.
    return (unfiltered instanceof SetMultimap) ? emptySet() : emptyList();
  }

  @Override
  public void clear() {
    entries().clear();
  }

  @Override

        assertFalse(emptyOptional.isPresent());
        assertEquals("default", emptyOptional.orElse("default"));

        // Test that empty optional returns null instead of throwing
        assertNull(emptyOptional.orElse(null));
    }

    @Test
    public void test_ofNullable_multipleTypesInSequence() {
        // Test multiple different types in sequence to ensure type safety