List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5), Ordering.<Integer>natural().leastOf(list, Integer.MAX_VALUE));
  }

  public void testLeastOfIteratorLargeK() {
    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5),
        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5), Ordering.<Integer>natural().leastOf(list, Integer.MAX_VALUE));
  }

  public void testLeastOfIteratorLargeK() {
    List<Integer> list = asList(4, 2, 3, 5, 1);
    assertEquals(
        asList(1, 2, 3, 4, 5),
        Ordering.<Integer>natural().leastOf(list.iterator(), Integer.MAX_VALUE));
  }

    Iterator<Integer> iterator = singleton(0).iterator();
    assertEquals(1, Iterators.size(iterator));
  }

  public void testSize_partiallyConsumed() {
    Iterator<Integer> iterator = asList(1, 2, 3, 4, 5).iterator();
    iterator.next();
    iterator.next();
    assertEquals(3, Iterators.size(iterator));
  }

  public void test_contains_nonnull_yes() {

     * Test that list operations work
     */
    @Test
    public void test_evaluate_listOperations() {
        final Map<String, Object> params = new HashMap<>();
        final String script = "def list = [1, 2, 3, 4, 5]; return list.sum()";
        assertEquals(15, groovyEngine.evaluate(script, params));
    }

    /**
     * Test that map operations work
     */
    @Test

    assertEquals(asList(1, 2, 3, 4, 5, 6), Lists.newArrayList(result));
    assertThat(result.toString()).isEqualTo("[1, 2, 3, 4, 5, 6]");

    result = FluentIterable.<Integer>from(asList(1, 2, 3)).append(4, 5, 6);
    assertEquals(asList(1, 2, 3, 4, 5, 6), Lists.newArrayList(result));
    assertThat(result.toString()).isEqualTo("[1, 2, 3, 4, 5, 6]");
  }

  public void testAppend_toEmpty() {

    }

    @Test
    @DisplayName("Should handle parsing invalid message bytes")
    void testInvalidMessageBytes() {
        // Given
        byte[] invalidBytes = { 1, 2, 3, 4, 5 }; // Too short and invalid

        // When/Then
        assertThrows(IOException.class, () -> {
            new Type3Message(invalidBytes);
        });
    }

    @Test

    Iterator<Integer> iterator = singleton(0).iterator();
    assertEquals(1, Iterators.size(iterator));
  }

  public void testSize_partiallyConsumed() {
    Iterator<Integer> iterator = asList(1, 2, 3, 4, 5).iterator();
    iterator.next();
    iterator.next();
    assertEquals(3, Iterators.size(iterator));
  }

  public void test_contains_nonnull_yes() {

   *     new ImmutableListMultimap.Builder<String, Integer>()
   *         .put("one", 1)
   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build

   *     new ImmutableMultimap.Builder<String, Integer>()
   *         .put("one", 1)
   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build

   *     new ImmutableListMultimap.Builder<String, Integer>()
   *         .put("one", 1)
   *         .putAll("several", 1, 2, 3)
   *         .putAll("many", 1, 2, 3, 4, 5)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build