@Test
    void testRootDirectoryWithNull() {
        RepositorySystemSession rss = new DefaultRepositorySystemSession(h -> false);
        DefaultMavenExecutionRequest mer = new DefaultMavenExecutionRequest();
        MavenSession ms = new MavenSession(null, rss, mer, null);
        DefaultSession session =
                new DefaultSession(ms, mock(RepositorySystem.class), Collections.emptyList(), null, null, null);

        assertEquals(

                .withLocalRepositoryBaseDirectories(new File("target").toPath())
                .build();
        DefaultMavenExecutionRequest mer = new DefaultMavenExecutionRequest();
        DefaultMavenExecutionResult meres = new DefaultMavenExecutionResult();
        MavenSession ms = new MavenSession(rss, mer, meres);
        DefaultSession session = new DefaultSession(
                ms,
                repositorySystem,

_Mezheven_Gouere_Eost_Gwengolo_Here_Du_Kerzu".split("_"),monthsShort:"Gen_C'hwe_Meu_Ebr_Mae_Eve_Gou_Eos_Gwe_Her_Du_Ker".split("_"),weekdays:"Sul_Lun_Meurzh_Merc'her_Yaou_Gwener_Sadorn".split("_"),weekdaysShort:"Sul_Lun_Meu_Mer_Yao_Gwe_Sad".split("_"),weekdaysMin:"Su_Lu_Me_Mer_Ya_Gw_Sa".split("_"),weekdaysParseExact:!0,longDateFormat:{LT:"h[e]mm A",LTS:"h[e]mm:ss A",L:"DD/MM/YYYY",LL:"D [a viz] MMMM YYYY",LLL:"D [a viz] MMMM YYYY h[e]mm A",LLLL:"dddd, D [a viz] MMMM YYYY h[e]mm A"},calendar:{sameDay:"[Hiziv...