void testUnlockFlag() {
            assertEquals(0x4, Smb2Lock.SMB2_LOCKFLAG_UNLOCK);
        }

        @Test
        @DisplayName("Should have correct fail immediately flag value")
        void testFailImmediatelyFlag() {
            assertEquals(0x10, Smb2Lock.SMB2_LOCKFLAG_FAIL_IMMEDIATELY);
        }

        @Test
        @DisplayName("Should allow flag combinations")

            fail("Failed to verify crawlerPriority: " + e.getMessage());
        }
    }

    @Test
    public void test_crawl_with_force_stop() {
        // Set force stop to true immediately to avoid thread operations
        SystemHelper systemHelper = ComponentUtil.getSystemHelper();
        if (systemHelper instanceof org.codelibs.fess.helper.DataIndexHelperTest.TestSystemHelper) {

          throw t;
        }
      }
      return;
    }

    /*
     * This is an unsynchronized read! After the read, the function returns immediately or acquires
     * the lock to check again. Since an IDLE state was observed inside the preceding synchronized
     * block, and reference field assignment is atomic, this may save reacquiring the lock when

        assertTrue(it.hasNext());
        assertEquals("x", it.next().getName());
    }

    @Test
    @DisplayName("Empty initial results with end-of-search -> closes immediately")
    void emptyInitialResultsEndOfSearchCloses() throws Exception {
        when(tree.send(any(Trans2FindFirst2.class), any(Trans2FindFirst2Response.class))).thenAnswer((InvocationOnMock inv) -> {

   * executor. Each event can be added and dispatched as separate phases.
   *
   * <p>This class is very similar to {@link SequentialExecutor} with the exception that events can
   * be added without necessarily executing immediately.
   */
  private static final class PerListenerQueue<L> implements Runnable {
    final L listener;
    final Executor executor;

    @GuardedBy("this")

  // Views

  /**
   * Returns the set of distinct elements contained in this multiset. The element set is backed by
   * the same data as the multiset, so any change to either is immediately reflected in the other.
   * The order of the elements in the element set is unspecified.
   *
   * <p>If the element set supports any removal operations, these necessarily cause <b>all</b>

   * For example, the cache may evict an entry because it hasn't been used recently or very often.
   *
   * <p>If {@code maximumSize} is zero, elements will be evicted immediately after being loaded into
   * cache. This can be useful in testing, or to disable caching temporarily.
   *
   * <p>This feature cannot be used in conjunction with {@link #maximumWeight}.
   *

        assertFalse(cos.done);
        assertFalse(cos.getFile().exists());
    }

    @Test
    public void testThresholdZero() throws IOException {
        // With threshold 0, everything should go to file immediately
        ContentOutputStream cos = new ContentOutputStream(0, Curl.tmpDir);
        cos.write(new byte[] { 1 });
        assertFalse(cos.done);
        assertFalse(cos.isInMemory());
        File file = cos.getFile();

 * Returns true if new reads and writes should be attempted on this.
 *
 * Unfortunately Java's networking APIs don't offer a good health check, so we go on our own by
 * attempting to read with a short timeout. If the fails immediately we know the socket is
 * unhealthy.
 *
 * @param source the source used to read bytes from the socket.
 */
internal fun Socket.isHealthy(source: BufferedSource): Boolean =
  try {

    }

    // ========== Thread Safety Tests ==========

    /**
     * Test that the volatile alive field is visible across threads.
     * One thread sets alive to false, other threads should see the change immediately.
     */
    @Test
    public void test_aliveField_volatileVisibility() throws Exception {
        // Ensure alive starts as true
        assertTrue(dataStore.alive);

        final int readerThreadCount = 5;