assertEquals(1, project.getTestCompileSourceRoots().size());
        assertEquals(1, project.getCompileSourceRoots().size());
        assertEquals(1, project.getMailingLists().size());
        assertEquals(1, project.getResources().size());
    }

    @Test
    void testPropertyInPluginManagementGroupId() throws Exception {
        File pom = getProject("MNG-6983");

    @Override
    protected void mergeModel_MailingLists(
            Model target, Model source, boolean sourceDominant, Map<Object, Object> context) {
        if (target.getMailingLists().isEmpty()) {
            target.setMailingLists(new ArrayList<>(source.getMailingLists()));
        }
    }

    @Override
    protected void mergeModelBase_Modules(

                }
                for (Contributor contributor : model.getContributors()) {
                    visit(contributor);
                }
                for (MailingList mailingList : model.getMailingLists()) {
                    visit(mailingList);
                }
                visit(model.getPrerequisites());
                visit(model.getScm());
                visit(model.getIssueManagement());