*
   * @param escaper the non-null escaper to test
   */
  public static void assertBasic(Escaper escaper) throws IOException {
    // Escapers operate on characters: no characters, no escaping.
    Assert.assertEquals("", escaper.escape(""));
    // Assert that escapers throw null pointer exceptions.
    try {
      escaper.escape((String) null);

         *
         * @param dependencies the direct dependencies, may be {@code null}
         * @return this request for chaining, never {@code null}
         */
        @Nonnull
        public DependencyResolverRequestBuilder dependencies(@Nullable List<DependencyCoordinates> dependencies) {
            this.dependencies = (dependencies != null) ? dependencies : Collections.emptyList();
            return this;
        }

        if (kid == null) {
            return;
        }

        if (children == null) {
            children = new MetadataTreeNode[nChildren];
        }

        children[index % nChildren] = kid;
    }

    // ------------------------------------------------------------------
    @Override
    public String toString() {
        return md == null ? "no metadata" : md.toString();
    }

@ElementTypesAreNonnullByDefault
public final class ThreadFactoryBuilder {
  @CheckForNull private String nameFormat = null;
  @CheckForNull private Boolean daemon = null;
  @CheckForNull private Integer priority = null;
  @CheckForNull private UncaughtExceptionHandler uncaughtExceptionHandler = null;
  @CheckForNull private ThreadFactory backingThreadFactory = null;

  /** Creates a new {@link ThreadFactory} builder. */
  public ThreadFactoryBuilder() {}

        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }

        if (_conditionAggregation != null) {

        if (_conditionQuery != null) {
            QueryBuilder queryBuilder = _conditionQuery.getQuery();
            if (queryBuilder != null) {
                builder.setQuery(queryBuilder);
            }
            _conditionQuery.getFieldSortBuilderList().forEach(sort -> {
                builder.addSort(sort);
            });
        }

        if (_conditionAggregation != null) {

                    val someVal: String? = null
                    var someVar: String? = null
                    fun foo(): String? = null
                }
            """
        ) {
            assertHasErrors(
                "Method com.example.Source.foo(): From non-null returning to null returning breaking change.",
                "Method com.example.Source.getSomeVal(): From non-null returning to null returning breaking change.",

        if (throwable != null) {
          if (throwable !is IOException) throw throwable
          if (firstException == null) {
            firstException = throwable
          } else {
            firstException.addSuppressed(throwable)
          }
        }

        val nextPlan = connectResult.nextPlan
        if (nextPlan != null) {

    assertThat(callbacks.remove()).isEqualTo(Event(null, null, "third event"))
  }

  @Test
  fun nakedFieldNames() {
    consumeEvents(
      """
      |data
      |
      |data
      |data
      |
      |data:
      |
      """.trimMargin(),
    )
    assertThat(callbacks.remove()).isEqualTo(Event(null, null, ""))

        assertActivation(false, p, newContext(null, null));

        p = p.withActivation(Activation.newInstance());

        assertActivation(false, p, newContext(null, null));
    }

    @Test
    void testWithNameOnly_UserProperty() throws Exception {
        Profile profile = newProfile("prop", null);

        assertActivation(true, profile, newContext(newProperties("prop", "value"), null));