@Test
public void getMatchingStrategyReturnsEmptyOptionalWhenNoStrategyMatches() {

    final ModifyAttribute nonHandledCommand = ModifyAttribute.of(ThingId.of("org.eclipse.ditto:my-thing"),
            JsonPointer.of("attributePointer"), JsonValue.of("attributeValue"), DITTO_HEADERS);
    final Optional<SubstitutionStrategy> strategy = underTest.getMatchingStrategy(nonHandledCommand);
    assertThat(strategy).isEmpty();
}