assertThrows(NoSuchElementException.class, () -> iterator.next());
    assertThrows(IllegalStateException.class, () -> iterable.iterator());
  }

  public void testOf_one() {
    Iterable<String> iterable = MinimalIterable.of("a");
    Iterator<String> iterator = iterable.iterator();
    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertFalse(iterator.hasNext());

         * @param value
         *            the value
         * @param next
         *            the next entry
         */
        public Entry(final int hashCode, final K key, final V value, final Entry<K, V> next) {
            this.hashCode = hashCode;
            this.key = key;
            this.value = value;
            this.next = next;
        }

        @Override
        public K getKey() {

The main [Tutorial - User Guide](../tutorial/index.md){.internal-link target=_blank} should be enough to give you a tour through all the main features of **FastAPI**.

In the next sections you will see other options, configurations, and additional features.

/// tip

The next sections are **not necessarily "advanced"**.

And it's possible that for your use case, the solution is in one of them.

///

                    }

                    @Override
                    public Entry<String, String> next() {
                      return transform(iterator.next());
                    }

                    private Entry<String, String> transform(Entry<String, String> next) {
                      return new Entry<String, String>() {

                        @Override

    /**
     * Moves the result set to the next position.
     *
     * @param resultSet
     *            The result set. Must not be {@literal null}.
     * @return Whether the result set successfully moved to the next position.
     */
    public static boolean next(final ResultSet resultSet) {
        assertArgumentNotNull("resultSet", resultSet);

        try {
            return resultSet.next();
        } catch (final SQLException ex) {

    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertThrows(UnsupportedOperationException.class, () -> iterator.remove());
  }

  @SuppressWarnings("DoNotCall")
  public void testAdd() {
    ListIterator<String> iterator = create();

    assertTrue(iterator.hasNext());
    assertEquals("a", iterator.next());
    assertEquals("b", iterator.next());
    assertEquals("b", iterator.previous());

        throw new IllegalStateException();
      }
      iterator.remove();
    }
  }

  public void testCanCatchJdkBug6529795InTargetIterator() {
    try {
      /* Choose 4 steps to get sequence [next, next, next, remove] */
      new IteratorTester<Integer>(
          4, MODIFIABLE, newArrayList(1, 2), IteratorTester.KnownOrder.KNOWN_ORDER) {
        @Override
        protected Iterator<Integer> newTargetIterator() {

        // Arrange
        NbtAddress nbtMock = mock(NbtAddress.class);
        when(nbtMock.nextCalledName()).thenReturn("NEXT");
        UniAddress ua = new UniAddress(nbtMock);
        // Act
        String next = ua.nextCalledName();
        // Assert
        assertEquals("NEXT", next, "nextCalledName should delegate to NbtAddress when called");
    }

    @Test

        // Act & Assert: entries a, b, c (dot entries filtered) then end
        assertTrue(it.hasNext());
        assertEquals("a", it.next().getName());
        assertTrue(it.hasNext());
        assertEquals("b", it.next().getName());
        assertTrue(it.hasNext());
        assertEquals("c", it.next().getName());
        assertFalse(it.hasNext());

        // Verify interactions

    assertEquals(o1, three.next().target);
    assertFalse(three.hasNext());

    three = registry.getSubscribers("");

    registry.unregister(s2);

    assertEquals(s1, three.next().target);
    assertEquals(s2, three.next().target);
    assertEquals(o1, three.next().target);
    assertFalse(three.hasNext());

    Iterator<Subscriber> two = registry.getSubscribers("");
    assertEquals(s1, two.next().target);