facetFactory.processParams(new ProcessParameterContext(method, 0, facetedMethodParameter));
final Facet facet = facetedMethodParameter.getFacet(LabelAtFacet.class);
assertNotNull(facet);
assertTrue(facet instanceof LabelAtFacetOnParameterAnnotation);
final LabelAtFacetOnParameterAnnotation labelAtFacetAnnotation = (LabelAtFacetOnParameterAnnotation) facet;
assertEquals(LabelAt.Position.LEFT, labelAtFacetAnnotation.value());
}