@Test
public void isNotDefinedForDeviantThingIds() {

    final CommandStrategy.Context<ThingId> context = getDefaultContext();
    final RetrieveThing command = RetrieveThing.of(ThingId.of("org.example", "myThing"), DittoHeaders.empty());
    final boolean defined = underTest.isDefined(context, THING_V2, command);
    assertThat(defined).isFalse();
}