You can learn more about [FastAPI versions and how to pin and upgrade them](https://fastapi.tiangolo.com/deployment/versions/) for your project in the docs.

## Reporting a Vulnerability

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TypeToken} and {@link TypeResolver}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
@NullUnmarked
public class TypeTokenResolutionTest extends TestCase {

import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link TypeToken} and {@link TypeResolver}.
 *
 * @author Ben Yu
 */
@AndroidIncompatible // lots of failures, possibly some related to bad equals() implementations?
@NullUnmarked
public class TypeTokenResolutionTest extends TestCase {

 * collector by only using a constant number of internal objects.
 *
 * <p>If there are no removals, then iteration order for the {@link #entrySet}, {@link #keySet}, and
 * {@link #values} views is the same as insertion order. Any removal invalidates any ordering
 * guarantees.
 *
 * <p>This class should not be assumed to be universally superior to {@code java.util.HashMap}.

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
import junit.framework.Test;
import junit.framework.TestSuite;

/**
 * Generates a test suite covering the {@link Map} implementations in the {@link java.util} package.
 * Can be subclassed to specify tests that should be suppressed.
 *
 * @author Kevin Bourrillion
 */
@GwtIncompatible
public class TestsForMapsInJavaUtil {

import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeoutException;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Test cases for {@link SettableFuture}.
 *
 * @author Sven Mawson
 */
@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class SettableFutureTest extends TestCase {

  private SettableFuture<String> future;

import java.util.Map;
import java.util.Set;
import java.util.Spliterator;
import java.util.Spliterators;
import org.jspecify.annotations.Nullable;

/**
 * Skeletal, implementation-agnostic implementation of the {@link Table} interface.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
abstract class AbstractTable<
        R extends @Nullable Object, C extends @Nullable Object, V extends @Nullable Object>

    testers.add(ListRetainAllTester.class);
    testers.add(ListSetTester.class);
    testers.add(ListSubListTester.class);
    testers.add(ListToArrayTester.class);
    return testers;
  }

  /**
   * Specifies {@link CollectionFeature#KNOWN_ORDER} for all list tests, since lists have an
   * iteration ordering corresponding to the insertion order.
   */
  @Override
  public TestSuite createTestSuite() {
    withFeatures(KNOWN_ORDER);

import java.util.prefs.InvalidPreferencesFormatException;
import java.util.zip.DataFormatException;
import javax.security.auth.RefreshFailedException;
import org.jspecify.annotations.NullUnmarked;

/** Microbenchmark for {@link Futures#getChecked}. */
@NullUnmarked
public class FuturesGetCheckedBenchmark {
  private enum Validator {
    NON_CACHING_WITH_CONSTRUCTOR_CHECK(nonCachingWithConstructorCheckValidator()),

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**
 * Unit test for {@link Ascii}.
 *
 * @author Craig Berry
 */
@GwtCompatible
@NullUnmarked
public class AsciiTest extends TestCase {

  /**
   * The Unicode points {@code 00c1} and {@code 00e1} are the upper- and lowercase forms of