* either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.lang;

import static org.codelibs.core.lang.ClassLoaderIterator.iterable;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotEmpty;
import static org.codelibs.core.misc.AssertionUtil.assertArgumentNotNull;

import java.io.IOException;
import java.net.URL;

    Iterable<Long> iterable = iterable(Collections.<Long>emptySet());
    assertThat(ImmutableLongArray.copyOf(iterable)).isSameInstanceAs(ImmutableLongArray.of());
  }

  public void testCopyOf_iterable_notCollection_nonempty() {
    List<Long> list = Arrays.asList(0L, 1L, 3L);
    ImmutableLongArray iia = ImmutableLongArray.copyOf(iterable(list));
    list.set(2, 2L);

   * Returns an iterator that cycles indefinitely over the elements of {@code iterable}.
   *
   * <p>The returned iterator supports {@code remove()} if the provided iterator does. After {@code
   * remove()} is called, subsequent cycles omit the removed element, which is no longer in {@code
   * iterable}. The iterator's {@code hasNext()} method returns {@code true} until {@code iterable}
   * is empty.
   *

  public void testOf_empty() {
    Iterable<String> iterable = MinimalIterable.<String>of();
    Iterator<String> iterator = iterable.iterator();
    assertFalse(iterator.hasNext());
    assertThrows(NoSuchElementException.class, () -> iterator.next());
    assertThrows(IllegalStateException.class, () -> iterable.iterator());
  }

  public void testOf_one() {
    Iterable<String> iterable = MinimalIterable.of("a");

import java.util.Iterator;

/**
 * Adapts a test iterable generator to give a TestIteratorGenerator.
 *
 * @author George van den Driessche
 */
@GwtCompatible
public final class DerivedTestIteratorGenerator<E>
    implements TestIteratorGenerator<E>, DerivedGenerator {
  private final TestSubjectGenerator<? extends Iterable<E>> collectionGenerator;

  public DerivedTestIteratorGenerator(

    /**
     * @throws Exception
     */
    @Test
    public void testForEach() throws Exception {
        final StringReader reader = new StringReader("aaa\nbbb\nccc\n");
        for (final String line : LineIterator.iterable(reader)) {
            System.out.println(line);
        }
    }

    public Iterable<UseIterable<? extends Iterable<?>>>
        wildcardOfImplicitBoundedIsSubtypeOfWildcardOfExplicitlyBounded(
            List<UseIterable<?>> withImplicitBounds) {
      return isSubtype(withImplicitBounds);
    }

    @TestSubtype(suppressGetSupertype = true, suppressGetSubtype = true)
    public Iterable<UseSerializableIterable<? extends Iterable<?>>>

   *
   * <p>Some algorithms that operate on a {@code PredecessorsFunction} may produce undesired results
   * if the returned {@link Iterable} contains duplicate elements. Implementations of such
   * algorithms should document their behavior in the presence of duplicates.
   *
   * <p>The elements of the returned {@code Iterable} must each be:
   *
   * <ul>
   *   <li>Non-null

   *
   * <p>Some algorithms that operate on a {@code SuccessorsFunction} may produce undesired results
   * if the returned {@link Iterable} contains duplicate elements. Implementations of such
   * algorithms should document their behavior in the presence of duplicates.
   *
   * <p>The elements of the returned {@code Iterable} must each be:
   *
   * <ul>
   *   <li>Non-null

public final class MinimalIterable<E extends @Nullable Object> implements Iterable<E> {
  /** Returns an iterable whose iterator returns the given elements in order. */
  public static <E extends @Nullable Object> MinimalIterable<E> of(E... elements) {
    // Make sure to get an unmodifiable iterator
    return new MinimalIterable<>(asList(elements).iterator());
  }

  /**