IllegalArgumentException.class, () -> collection = getSubjectGenerator().create(array));
  }

  @CollectionFeature.Require(REJECTS_DUPLICATES_AT_CREATION)
  @CollectionSize.Require(absent = {ZERO, ONE})
  public void testCreateWithDuplicates_nonNullDuplicatesRejected() {
    E[] array = createSamplesArray();
    array[1] = e0();
    assertThrows(

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.base;

/** Class containing an unannotated Java method for use from {@code OptionalExtensionsTest}. */
final class UnannotatedJavaClass {
  static Object getNull() {
    return null;
  }

  private UnannotatedJavaClass() {}

package com.google.common.util.concurrent;

import junit.framework.TestCase;

/** Unit tests for {@link ForwardingBlockingQueue} */
public class ForwardingBlockingQueueTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingBlockingQueue.class);
  }

 */

package com.google.common.util.concurrent;

import junit.framework.TestCase;

/** Unit tests for {@link ForwardingFuture} */
public class ForwardingFutureTest extends TestCase {
  public void testForwarding() {
    ForwardingObjectTester.testForwardingObject(ForwardingFuture.class);
  }

from fastapi.testclient import TestClient
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str

    if PYDANTIC_V2:
        model_config = {
            "json_schema_extra": {
                "x-something-internal": {"level": 4},
            }
        }
    else:

        class Config:
            schema_extra = {
                "x-something-internal": {"level": 4},
            }

 * FutureTask}, {@code ListenableFutureTask} does not provide an overrideable {@link
 * FutureTask#done() done()} method. For similar functionality, call {@link #addListener}.
 *
 * <p>Few users should use this class. It is intended primarily for those who are implementing an
 * {@code ExecutorService}. Most users should call {@link ListeningExecutorService#submit(Callable)
 * ListeningExecutorService.submit} on a service obtained from {@link

/**
 * This implementation of {@link BuildResumptionDataRepository} persists information in a properties file. The file is
 * stored in the build output directory under the Maven execution root.
 */
@Named
@Singleton
public class DefaultBuildResumptionDataRepository implements BuildResumptionDataRepository {
    private static final String RESUME_PROPERTIES_FILENAME = "resume.properties";
    private static final String REMAINING_PROJECTS = "remainingProjects";

For example, let's add <a href="https://github.com/Rebilly/ReDoc/blob/master/docs/redoc-vendor-extensions.md#x-logo" class="external-link" target="_blank">ReDoc's OpenAPI extension to include a custom logo</a>.

### Normal **FastAPI**

First, write all your **FastAPI** application as normally:

import com.google.common.primitives.Doubles;
import java.util.Random;

/**
 * Benchmarks for various algorithms for computing the mean and/or variance.
 *
 * @author Louis Wasserman
 */
public class StatsBenchmark {

  enum MeanAlgorithm {
    SIMPLE {
      @Override
      double mean(double[] values) {
        double sum = 0.0;
        for (double value : values) {
          sum += value;
        }

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@IgnoreJRERequirement // We opt into library desugaring for our tests.
public class MapReplaceAllTester<K, V> extends AbstractMapTester<K, V> {
  private SampleElements<K> keys() {
    return new SampleElements<>(k0(), k1(), k2(), k3(), k4());
  }

  private SampleElements<V> values() {