final List<MavenProject> listOfProjects = Collections.singletonList(mavenProject);

        final Set<MavenProject> optionalProjectsBySelectors =
                sut.getOptionalProjectsBySelectors(mavenExecutionRequest, listOfProjects, selectors);

        assertEquals(1, optionalProjectsBySelectors.size());
        assertEquals(List.of(mavenProject), List.copyOf(optionalProjectsBySelectors));
    }