import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;

import java.util.Arrays;
import java.util.Optional;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;

/**
 * Tests for {@link DosError}.  Since {@link DosError} only contains

    class InterfaceCompatibilityTests {

        @Test
        @DisplayName("Should verify AllocInfo extends FileSystemInformation")
        void testAllocInfoExtendsFileSystemInformation() {
            assertTrue(FileSystemInformation.class.isAssignableFrom(AllocInfo.class));
        }

        @Test
        @DisplayName("Should verify all implementations are AllocInfo")
        void testImplementationsAreAllocInfo() {

    @Override
    protected Iterator<T> newTargetIterator() {
      // make copy from master to verify later
      targetList = Lists.newArrayList(master);
      Iterator<T> iterator = targetList.iterator();
      return peekingIterator(iterator);
    }

    @Override
    protected void verify(List<T> elements) {
      // verify same objects were removed from reference and target
      assertEquals(elements, targetList);
    }
  }

   * involving any parameters to the calling method.
   *
   * @param expression a boolean expression
   * @throws IllegalStateException if {@code expression} is false
   * @see Verify#verify Verify.verify()
   */
  public static void checkState(boolean expression) {
    if (!expression) {
      throw new IllegalStateException();
    }
  }

  /**

        StackTraceElement[] stackTrace = exception.getStackTrace();

        assertNotNull(stackTrace);
        assertTrue(stackTrace.length > 0);

        // Verify the top of the stack trace is from this test class
        StackTraceElement topElement = stackTrace[0];
        assertEquals(this.getClass().getName(), topElement.getClassName());
    }

    @Test

        // Create new item for insertion
        ProtwordsItem newItem = new ProtwordsItem(0, "newWord");

        // Insert the item
        protwordsFile.insert(newItem);

        // Verify the item was added
        protwordsFile.reload(null);
        boolean found = false;
        PagingList<ProtwordsItem> list = protwordsFile.selectList(0, 100);
        for (ProtwordsItem item : list) {

        assertEquals(user3, result);
        assertEquals(1, chain1.loadCallCount);
        assertEquals(1, chain2.loadCallCount);
        assertEquals(1, chain3.loadCallCount);

        // Verify chained loading
        assertEquals(user, chain1.lastLoadedUser);
        assertEquals(user1, chain2.lastLoadedUser);
        assertEquals(user2, chain3.lastLoadedUser);
    }

    public void test_init_withoutSSL() {
        setupMockConfig("localhost:9200", "", "");

        curlHelper.init();

        // Verify NodeManager is initialized
        NodeManager nodeManager = getNodeManager(curlHelper);
        assertNotNull(nodeManager);

        // Verify SSL socket factory is not set
        SSLSocketFactory sslSocketFactory = getSSLSocketFactory(curlHelper);
        assertNull(sslSocketFactory);

    @Test
    public void test_serialization() {
        // Test that the exception has serialVersionUID defined
        JobNotFoundException exception = new JobNotFoundException("test");

        // Simply verify the exception can be created without issues
        // The serialVersionUID is compile-time checked
        assertNotNull(exception);
    }

    @Test
    public void test_stackTrace() {

        assertNotNull("Should have search alias", aliasResponse.getAliases());

        // Call switchIndex - should return early without error since they're already the same
        suggester.switchIndex();

        // Verify indices still exist and are functional
        final GetAliasesResponse afterResponse = client.admin().indices().prepareGetAliases(suggester.getIndex()).execute().actionGet();