* {@link ClosingFuture} pipeline.
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public abstract class AbstractClosingFutureTest extends TestCase {
  // TODO(dpb): Use Expect once that supports JUnit 3, or we can use JUnit 4.
  final List<AssertionError> failures = new ArrayList<>();
  final StandardSubjectBuilder expect =
      StandardSubjectBuilder.forCustomFailureStrategy(
          new FailureStrategy() {
            @Override

- **Java**: 21+ (requires Java 21 or higher)
- **Build System**: Maven 3.x
- **DI Container**: LastaFlute DI
- **HTTP Client**: Apache HttpComponents
- **Content Extraction**: Apache Tika, Apache POI, PDFBox
- **Testing**: JUnit 4, UTFlute, Testcontainers
- **Storage Backends**: OpenSearch, Memory-based

## Quick Start

### Prerequisites

- Java 21 or higher
- Maven 3.6 or higher

### Installation

import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;

import static java.util.concurrent.TimeUnit.MINUTES;
import static java.util.concurrent.TimeUnit.NANOSECONDS;
import static java.util.concurrent.TimeUnit.SECONDS;
import static org.junit.Assert.assertThrows;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;

import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code Multimap}
 * implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible

import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code Multimap}
 * implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible

 * {@link ClosingFuture} pipeline.
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public abstract class AbstractClosingFutureTest extends TestCase {
  // TODO(dpb): Use Expect once that supports JUnit 3, or we can use JUnit 4.
  final List<AssertionError> failures = new ArrayList<>();
  final StandardSubjectBuilder expect =
      StandardSubjectBuilder.forCustomFailureStrategy(
          new FailureStrategy() {
            @Override

import java.util.List;
import java.util.Locale;
import java.util.TreeMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import junit.framework.TestCase;
import org.jspecify.annotations.NullMarked;
import org.jspecify.annotations.Nullable;
import org.junit.Test;

/**
 * Automatically runs sanity checks against top level classes in the same package of the test that

that are bundled with Elasticsearch's server.</dd>
<dt>`testImplementation`</dt><dd>Code that is on the classpath for compiling tests
that are part of this project but not production code. The canonical example
of this is `junit`.</dd>
</dl>


Reviewing and accepting your contribution
-----------------------------------------

We review every contribution carefully to ensure that the change is of high

import java.util.stream.Stream;

import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import org.mockito.Mock;
import org.mockito.junit.jupiter.MockitoExtension;

@ExtendWith(MockitoExtension.class)