@Test
public void getValuesReturnsExpected() {

    final JsonValue valueFoo = newValue("foo");
    final JsonValue valueBar = newValue("bar");
    final JsonValue valueBaz = newValue("baz");
    final ImmutablePropertyFilter underTest = ImmutablePropertyFilter.of(SearchFilter.Type.IN,
            THING_ID_PATH, Arrays.asList(valueFoo, valueBar, valueBaz));
    assertThat(underTest).hasOnlyValue(valueFoo, valueBar, valueBaz);
}