import org.junit.Test;
import org.junit.rules.TestName;
import org.opensearch.action.admin.indices.get.GetIndexResponse;

/**
 * Tests for Suggester index lifecycle operations including edge cases.
 * Covers: createIndexIfNothing, createNextIndex, switchIndex, removeDisableIndices
 */
public class SuggesterIndexLifecycleTest {
    static OpenSearchRunner runner;

    @Rule
    public final TestName testName = new TestName();

        TestDataStore dataStore = new TestDataStore("TestStore");
        dataStoreFactory.add("testName", dataStore);

        // Verify data store is registered with both the given name and class simple name
        assertNotNull(dataStoreFactory.getDataStore("testName"));
        assertNotNull(dataStoreFactory.getDataStore("testname")); // case insensitive
        assertNotNull(dataStoreFactory.getDataStore("TestDataStore"));

import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
import org.opensearch.index.query.QueryBuilders;

public class SuggestIndexerTest {
    static Suggester suggester;
    static OpenSearchRunner runner;

    @Rule
    public final TestName testName = new TestName();

    @BeforeClass
    public static void beforeClass() throws Exception {

        classes.add(cls);
      }
    }
    return classes;
  }

  private static boolean hasTest(Class<?> testClass, Iterable<String> testNames) {
    for (String testName : testNames) {
      try {
        testClass.getMethod(testName);
        return true;
      } catch (NoSuchMethodException e) {
        continue;
      }
    }
    return false;
  }

   */
  private static TestCase generateWaitForWhenNotOccupyingTestCase(Method method, boolean fair) {
    boolean timed = isTimed(method); // Not going to bother with all timeouts, just 0ms.
    String testName =
        method.getName()
            + (fair ? "(fair)" : "(nonfair)")
            + (timed ? "(0ms)" : "()")
            + "/NotOccupying->IMSE";
    return new TestCase(testName) {
      @Override

        classes.add(cls);
      }
    }
    return classes;
  }

  private static boolean hasTest(Class<?> testClass, Iterable<String> testNames) {
    for (String testName : testNames) {
      try {
        testClass.getMethod(testName);
        return true;
      } catch (NoSuchMethodException e) {
        continue;
      }
    }
    return false;
  }

   */
  private static TestCase generateWaitForWhenNotOccupyingTestCase(Method method, boolean fair) {
    boolean timed = isTimed(method); // Not going to bother with all timeouts, just 0ms.
    String testName =
        method.getName()
            + (fair ? "(fair)" : "(nonfair)")
            + (timed ? "(0ms)" : "()")
            + "/NotOccupying->IMSE";
    return new TestCase(testName) {
      @Override

    String oldName = Thread.currentThread().getName();
    Supplier<String> newName = Suppliers.ofInstance("MyCrazyThreadName");
    Callable<@Nullable Void> callable =
        () -> {
          assertThat(Thread.currentThread().getName()).isEqualTo(newName.get());
          return null;
        };
    Callables.threadRenaming(callable, newName).call();
    assertThat(Thread.currentThread().getName()).isEqualTo(oldName);
  }

    String oldName = Thread.currentThread().getName();
    Supplier<String> newName = Suppliers.ofInstance("MyCrazyThreadName");
    Callable<@Nullable Void> callable =
        () -> {
          assertThat(Thread.currentThread().getName()).isEqualTo(newName.get());
          return null;
        };
    Callables.threadRenaming(callable, newName).call();
    assertThat(Thread.currentThread().getName()).isEqualTo(oldName);
  }

  private static ClassLoader getClassLoader(Set<String> blocklist) {
    String concurrentPackage = SettableFuture.class.getPackage().getName();
    ClassLoader classLoader = AggregateFutureStateFallbackAtomicHelperTest.class.getClassLoader();
    // we delegate to the current classloader so both loaders agree on classes like TestCase
    return new URLClassLoader(ClassPathUtil.getClassPathUrls(), classLoader) {
      @Override