}

    public void test_normalizeConfigPath_edgeCases() {
        assertEquals("", systemHelper.normalizeConfigPath("   "));
        assertEquals("", systemHelper.normalizeConfigPath("#comment line"));
        assertEquals("test", systemHelper.normalizeConfigPath("  test  "));
    }

    public void test_encodeUrlFilter_specialChars() {
        systemHelper.filterPathEncoding = "UTF-8";

   * avoid memory leaks when an element is no longer necessary.
   *
   * <p>This method accepts an array with element type {@code @Nullable T}, but callers must pass an
   * array whose contents are initially non-null. The {@code @Nullable} annotation indicates that
   * this method will write nulls into the array during iteration.
   *

    }

    return new StringBuilder(maxLength)
        .append(seq, 0, truncationLength)
        .append(truncationIndicator)
        .toString();
  }

  /**
   * Indicates whether the contents of the given character sequences {@code s1} and {@code s2} are
   * equal, ignoring the case of any ASCII alphabetic characters between {@code 'a'} and {@code 'z'}
   * or {@code 'A'} and {@code 'Z'} inclusive.
   *

    private final Smb2LeaseKey leaseKey;
    private final long createTime;
    private volatile long lastUpdateTime;
    private volatile long lastAccessTime;
    
    // Cached directory contents
    private final ConcurrentHashMap<String, FileInfo> children;
    private final ReadWriteLock lock;
    
    // Cache metadata
    private volatile boolean isComplete;  // True if full enumeration cached

   * PermittedMetaException}.
   */
  protected final class MultiExceptionListIterator implements ListIterator<E> {
    // TODO: track seen elements when order isn't guaranteed
    // TODO: verify contents afterward
    // TODO: something shiny and new instead of Stack
    // TODO: test whether null is supported (create a Feature)
    /**

import java.util.Map.Entry;
import java.util.function.Function;
import java.util.stream.Collector;
import java.util.stream.Stream;
import org.jspecify.annotations.Nullable;

/**
 * A {@link ListMultimap} whose contents will never change, with many other important properties
 * detailed at {@link ImmutableCollection}.
 *
 * <p>See the Guava User Guide article on <a href=

        assertTrue(length > 0);
        verify(mockAndxCommand).setCommand((byte) 0x42);
        verify(mockAndxCommand).setUseUnicode(anyBoolean());
        // For non-AndX commands, the implementation calls received() instead of read methods
        verify(mockAndxCommand).received();
    }

    @Test
    @DisplayName("Test readAndXWireFormat with error code")

    long unused2;
    long unused3;

    PaddedLock() {
      super(false);
    }
  }

  private static final class PaddedSemaphore extends Semaphore {
    // See PaddedReentrantLock comment
    long unused1;
    long unused2;
    long unused3;

    PaddedSemaphore(int permits) {
      super(permits, false);
    }
  }

   * PermittedMetaException}.
   */
  protected final class MultiExceptionListIterator implements ListIterator<E> {
    // TODO: track seen elements when order isn't guaranteed
    // TODO: verify contents afterward
    // TODO: something shiny and new instead of Stack
    // TODO: test whether null is supported (create a Feature)
    /**

   * constructed multimap. The new multimap has the same {@link Multimap#entries()} iteration order
   * as the input multimap, except for excluding duplicate mappings.
   *
   * @param multimap the multimap whose contents are copied to this multimap
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      LinkedHashMultimap<K, V> create(Multimap<? extends K, ? extends V> multimap) {