@Test
  public void testValues() throws Exception {
    SerializedMap map = new SerializedMap(Map.class, HashMap.class);
    map.put(literal(String.class, "key1"), literal(String.class, "value1"));
    map.put(literal(String.class, "key2"), literal(String.class, "value2"));

    assertThat(
        map.values(),
        containsInAnyOrder(literal(String.class, "value1"), literal(String.class, "value2")));
  }