*/
    public E getFirst() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getFirstEntry().element;
    }

    /**
     * Returns the last element.
     *
     * @return the last element
     */
    public E getLast() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getLastEntry().element;
    }

    /**

   *
   * <p>The default implementation throws {@code NoSuchElementException}.
   *
   * @return the minimum value of type {@code C}; never null
   * @throws NoSuchElementException if the type has no (practical) minimum value; for example,
   *     {@link java.math.BigInteger}
   */
  @CanIgnoreReturnValue
  public C minValue() {
    throw new NoSuchElementException();
  }

  /**

   *
   * <p>The default implementation throws {@code NoSuchElementException}.
   *
   * @return the minimum value of type {@code C}; never null
   * @throws NoSuchElementException if the type has no (practical) minimum value; for example,
   *     {@link java.math.BigInteger}
   */
  @CanIgnoreReturnValue
  public C minValue() {
    throw new NoSuchElementException();
  }

  /**

          throw new NoSuchElementException();
        }
      }

      Cut<K> upperBound;
      Entry<Cut<K>, RangeMapEntry<K, V>> upperEntry =
          entriesByLowerBound.lowerEntry(subRange.upperBound);
      if (upperEntry == null) {
        throw new NoSuchElementException();

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
import junit.framework.TestCase;

/**
 * Unit test for IteratorTester.
 *
 * @author Mick Killianey
 */
@GwtCompatible
@SuppressWarnings("serial") // No serialization is used in this test

import com.google.errorprone.annotations.InlineMe;
import java.util.Collection;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Queue;
import java.util.RandomAccess;
import java.util.Set;
import java.util.SortedSet;
import java.util.stream.Stream;
import org.jspecify.annotations.NonNull;

      updateBackingRowMapField();
      if (backingRowMap == null) {
        throw new NoSuchElementException();
      }
      return ((SortedMap<C, V>) backingRowMap).firstKey();
    }

    @Override
    public C lastKey() {
      updateBackingRowMapField();
      if (backingRowMap == null) {
        throw new NoSuchElementException();
      }
      return ((SortedMap<C, V>) backingRowMap).lastKey();
    }

    }

    @Test
    @DisplayName("next should not throw NoSuchElementException")
    void testNextDoesNotThrowException() {
        // When & Then
        assertDoesNotThrow(() -> {
            emptyIterator.next();
            emptyIterator.next();
            emptyIterator.next();
        }, "next() should not throw NoSuchElementException");
    }

    @Test

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.NavigableSet;
import java.util.NoSuchElementException;
import java.util.Set;
import java.util.SortedSet;
import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/**

    dns.assertRequests(uriHost)
    assertThat(selection.hasNext()).isFalse()
    assertFailsWith<NoSuchElementException> {
      selection.next()
    }
    assertThat(routeSelector.hasNext()).isFalse()
    assertFailsWith<NoSuchElementException> {
      routeSelector.next()
    }
  }

  @Test fun singleRouteReturnsFailedRoute() {
    val address = factory.newAddress()