*
     * <p>This method is used when testing iterators without a known ordering. We poll the target
     * iterator's next element and pass it to the reference iterator through this method so it can
     * return the same element. This enables the assertion to pass and the reference iterator to
     * properly update its state.
     */
    void promoteToNext(E e) {
      if (nextElements.remove(e)) {
        nextElements.push(e);

   * Calling this method is as thread-safe as calling that method.
   *
   * @param collection a collection of {@code Number} instances
   * @return an array containing the same values as {@code collection}, in the same order, converted
   *     to primitives
   * @throws NullPointerException if {@code collection} or any of its elements is null
   * @since 1.0 (parameter was {@code Collection<Integer>} before 12.0)
   */

/**
 * A subscriber method on a specific object, plus the executor that should be used for dispatching
 * events to it.
 *
 * <p>Two subscribers are equivalent when they refer to the same method on the same object (not
 * class). This property is used to ensure that no subscriber method is registered more than once.
 *
 * @author Colin Decker
 */
class Subscriber {

CrawlingParameterUtil.setUrlQueue(urlQueue);

// Get (anywhere in same thread)
CrawlerContext ctx = CrawlingParameterUtil.getCrawlerContext();

// Clear (ALWAYS in finally)
CrawlingParameterUtil.clearAll();
```

## Log Message Guidelines

- Format parameters as `key=value` (e.g., `sessionId={}`, `url={}`)
- Prefix with `[name]` when context identification is needed

        assertNotNull(result, "Unwrapped tree should not be null");
        assertSame(customTree, result, "Should return the same custom tree instance");
        verify(smbTree).unwrap(CustomSmbTree.class);
    }

    /**
     * Test for unwrap() method with the same type.
     * Verifies that unwrap can return itself when the type matches.
     */
    @Test
    void testUnwrap_withSameType() {

        @Test
        void arraysHaveSameLength() {
            assertEquals(WinError.WINERR_CODES.length, WinError.WINERR_MESSAGES.length,
                    "WINERR_CODES and WINERR_MESSAGES should have the same length");
        }

        @Test
        void messagesAlignWithCodes() {
            for (int i = 0; i < WinError.WINERR_CODES.length; i++) {
                int code = WinError.WINERR_CODES[i];

            fail("Should handle null targetIndices: " + e.getMessage());
        }
    }

    /**
     * Test: prepareStreamSearch delegates to prepareSearch
     * Verifies that both methods return the same result
     */
    @Test
    public void testPrepareStreamSearchDelegatesToPrepareSearch() {
        final SearchRequestBuilder mockBuilder = mock(SearchRequestBuilder.class);

   */
  var noNewExchanges = false

  /**
   * If true, this connection may not be used for coalesced requests. These are requests that could
   * share the same connection without sharing the same hostname.
   */
  private var noCoalescedConnections = false

  /**
   * The number of times there was a problem establishing a stream that could be due to route
   * chosen. Guarded by this.

    void testHandlerEquality() throws Exception {
        // Create two URLs with the same handler
        URL url1 = new URL(null, "smb://host1/share1", handler);
        URL url2 = new URL(null, "smb://host2/share2", handler);

        // Both should use the same handler instance
        assertNotNull(url1);
        assertNotNull(url2);

        // Protocol should be consistent

  override fun toString() = "{}"
}

/**
 * An invariant of this implementation is that [next] must not contain a mapping for [key].
 * Otherwise, we would have two values for the same key.
 */
private class LinkedTags<K : Any>(
  private val key: KClass<K>,
  private val value: K,
  private val next: Tags,
) : Tags() {
  override fun <T : Any> plus(
    key: KClass<T>,
    value: T?,