* methods will throw {@link NullPointerException} if any given element is null.
 *
 * <p><b>Warning: joiner instances are always immutable</b>; a configuration method such as {@code
 * useForNull} has no effect on the instance it is invoked on! You must store and use the new joiner
 * instance returned by the method. This makes joiners thread-safe, and safe to store as {@code
 * static final} constants.
 *
 * {@snippet :
 * // Bad! Do not do this!

            // Expected - WebApiException constructor cannot handle null exception
            assertTrue("Should get expected NPE message",
                    e.getMessage().contains("Cannot invoke \"java.lang.Exception.getMessage()\" because \"e\" is null"));
        }
    }

    @Test
    public void test_setError_withEmptyMessage() {
        // Test setError with empty message
        try {

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.cling.invoker.mvnup.goals;

import eu.maveniverse.domtrip.Document;
import eu.maveniverse.domtrip.Element;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

   * is true.
   *
   * <p>For example:
   *
   * {@snippet :
   * Equivalence<Person> SAME_AGE = Equivalence.equals().onResultOf(GET_PERSON_AGE);
   * }
   *
   * <p>{@code function} will never be invoked with a null value.
   *
   * <p>Note that {@code function} must be consistent according to {@code this} equivalence
   * relation. That is, invoking {@link Function#apply} multiple times for a given value must return

    use it to compose a cache URL from the query body.

 *  New: Publish events when calls must wait to execute. `EventListener.dispatcherQueueStart()`
    is invoked when a call starts waiting, and `dispatcherQueueEnd()` is invoked when it's done.

 *  New: `Request.toCurl()` returns a copy-pasteable [curl] command consistent with Chrome’s and
    Firefox’s ‘copy as cURL’ features.

   * values, if the function sometimes gives a null result.
   *
   * <p>The returned table is not thread-safe or serializable, even if the underlying table is.
   *
   * <p>The function is applied lazily, invoked when needed. This is necessary for the returned
   * table to be a view, but it means that the function will be applied many times for bulk

      val args =
        method.parameters
          .map { sampleValues[it.type] ?: error("no sample value for ${it.type}") }
          .toTypedArray()

      method.invoke(solo.eventListener, *args)
      method.invoke(composite, *args)

      val expectedEvent = solo.takeEvent()
      assertThat(solo.eventSequence).isEmpty()

      assertThat(left.takeEvent()::class).isEqualTo(expectedEvent::class)

   * and {@code get()} will return a general {@code Collection} as opposed to a {@code List} or a
   * {@code Set}.
   *
   * <p>The function is applied lazily, invoked when needed. This is necessary for the returned
   * multimap to be a view, but it means that the function will be applied many times for bulk

   * and {@code get()} will return a general {@code Collection} as opposed to a {@code List} or a
   * {@code Set}.
   *
   * <p>The function is applied lazily, invoked when needed. This is necessary for the returned
   * multimap to be a view, but it means that the function will be applied many times for bulk

     */
    abstract int separatorStart(int start);

    /**
     * Returns the first index in {@code toSplit} after {@code separatorPosition} that does not
     * contain a separator. This method is only invoked after a call to {@code separatorStart}.
     */
    abstract int separatorEnd(int separatorPosition);

    int offset = 0;
    int limit;

    SplittingIterator(Splitter splitter, CharSequence toSplit) {