checkCanReserializeSingleton(Functions.toStringFunction());
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointerExceptions() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicStaticMethods(Functions.class);
  }

  public void testForMapWithoutDefault() {
    Map<String, @Nullable Integer> map = new HashMap<>();
    map.put("One", 1);
    map.put("Three", 3);

  public void testContainsKey() {
    boolean unused = create().containsKey(null);
  }

  public void testContainsValue() {
    boolean unused = create().containsValue(null);
  }

  public void testGet() {
    Object unused = create().get(null);
  }

  public void testPut() {
    create().put(null, null);
  }

  public void testPutAll() {
    create().putAll(new HashMap<String, Integer>());
  }

        .createTestSuite();
  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointerExceptions() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicStaticMethods(Collections2.class);
  }

  public void testOrderedPermutationSetEmpty() {
    List<Integer> list = new ArrayList<>();

import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.MapFeature;
import org.junit.Ignore;

/**
 * Tester for {@code Multimap.toString()}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

import com.google.common.collect.testing.features.CollectionSize;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map.Entry;
import org.junit.Ignore;

/**
 * Tester for {@code Multimap.values}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

    /*
     * We'll give ourselves a pass on testing all the possible ways of breaking the constraint,
     * because we know that newClassMap() is implemented using ConstrainedMap which is itself
     * well-tested. A purist would object to this, but what can I say, we're dirty cheaters.
     */
    map.put(Integer.class, new Integer(5));
    assertThrows(ClassCastException.class, () -> map.put(Double.class, new Long(42)));

  }

  @J2ktIncompatible
  @GwtIncompatible // NullPointerTester
  public void testNullPointers() {
    NullPointerTester tester = new NullPointerTester();
    tester.testAllPublicStaticMethods(Splitter.class);
    tester.testAllPublicInstanceMethods(COMMA_SPLITTER);
    tester.testAllPublicInstanceMethods(COMMA_SPLITTER.trimResults());
  }

  public void testMapSplitter_trimmedBoth() {
    Map<String, String> m =

  /*
   * Previously we had a field named list that was initialized to the value of
   * collection in setUp(), but that caused problems when a tester changed the
   * value of list or collection but not both.
   */
  protected final List<E> getList() {
    return (List<E>) collection;
  }

  /**
   * {@inheritDoc}
   *

import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.MapFeature;
import java.util.Map.Entry;
import org.junit.Ignore;

/** Tester for {@code BiMap.entrySet} and methods on the entries in the set. */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")

/// tip | Astuce

Le "MINOR" est le numéro au milieu, par exemple, dans `0.2.3`, la version MINOR est `2`.

///

## Mise à jour des versions FastAPI

Vous devriez tester votre application.

Avec **FastAPI** c'est très facile (merci à Starlette), consultez la documentation : [Testing](../tutorial/testing.md){.internal-link target=_blank}