EDIT

import org.apache.log4j.Logger;

import org.junit.Before;

import org.junit.Test;

import org.unitils.dbunit.annotation.DataSet;

import org.unitils.dbunit.annotation.DataSets;

    }

    @Test

    public void testArea_rank_and_area_1() {

        Set<Distribution> distributions_LCA = new HashSet<>();

     * an makes assertions only on the alternative source references

     */

    @Test

    public void testArea_rank_and_area_2() {

        Set<Distribution> distributions_LCA = new HashSet<Distribution>();

                distributions_LCA

            );

        engine.accumulate(AggregationMode.byAreasAndRanks, superAreas, lowerRank, upperRank, null, null);

        Taxon lapsana_communis = (Taxon) taxonService.load(T_LAPSANA_COMMUNIS_UUID);

        distributions_LC.add(newDistribution(book_a, yug_ko, PresenceAbsenceTerm.NATIVE(), "1"));

        distributions_LC.add(newDistribution(book_b, yug_ko, PresenceAbsenceTerm.NATIVE(), "2"));

        addDistributions(

                T_LAPSANA_COMMUNIS_UUID,

                distributions_LC

     * an makes assertions only on the alternative source references

     */

    @Test

    @DataSets({

        @DataSet(loadStrategy=CleanSweepInsertLoadStrategy.class, value="/eu/etaxonomy/cdm/database/ClearDB_with_Terms_DataSet.xml"),

        @DataSet(value="/eu/etaxonomy/cdm/database/TermsDataSet-with_auditing_info.xml"),

        Set<Distribution> distributions_LC = new HashSet<>();

        distributions_LC.add(newDistribution(book_a, yug, PresenceAbsenceTerm.NATIVE(), "2")); //  should succeed

        addDistributions(

                T_LAPSANA_COMMUNIS_UUID,

                distributions_LC