EDIT

import java.util.List;

import eu.etaxonomy.cdm.api.service.config.TaxonDeletionConfigurator;

import eu.etaxonomy.cdm.api.service.config.TaxonNodeDeletionConfigurator;

import eu.etaxonomy.cdm.api.service.config.TaxonNodeDeletionConfigurator.ChildHandling;

import eu.etaxonomy.cdm.model.taxon.Classification;

import eu.etaxonomy.cdm.model.taxon.ITaxonTreeNode;

import eu.etaxonomy.taxeditor.navigation.navigator.operation.RemotingDeleteTaxonNodeOperation;

    @Test

    public void testDeleteTaxonNodeWithDeleteChildren() throws ExecutionException {

        UUID taxonNodeUuid = UUID.fromString("2f05d429-632d-4230-b9cb-70299360b470");

        TaxonNode taxonNode = taxonNodeService.load(taxonNodeUuid);

        List<TaxonNode> childNodes = taxonNode.getChildNodes();

        Assert.assertTrue(taxonNode.getCountChildren() > 0);

        Set<ITaxonTreeNode> nodes = new HashSet<ITaxonTreeNode>();

        nodes.add(taxonNode);

        TaxonNodeDeletionConfigurator configNodes = new TaxonNodeDeletionConfigurator();

        configNodes.setChildHandling(ChildHandling.DELETE);

        TaxonDeletionConfigurator config = new TaxonDeletionConfigurator();

        config.setTaxonNodeConfig(configNodes);

        sessionOwner.addExpectedUpdatedObject(taxonNode.getParent());

        operation = new RemotingDeleteTaxonNodeOperation(sessionOwner,

                false,

                nodes,

                config);

        operation.execute(monitor, info);

        TaxonNode reloadedNode = taxonNodeService.load(taxonNode.getUuid());

        Assert.assertNull(reloadedNode);

        for(TaxonNode childNode : childNodes) {

            TaxonNode reloadedChildNode = taxonNodeService.load(childNode.getUuid());

            Assert.assertNull(reloadedChildNode);

        }

    }

    @Test

    public void testDeleteTaxonNodes() throws ExecutionException {

        UUID taxonNode1Uuid = UUID.fromString("99f03b56-67cd-4e01-9ceb-2362d48f9d07");

        UUID taxonNode2Uuid = UUID.fromString("91698cec-615f-4472-9002-feda1a6acded");

        UUID taxonNode3Uuid = UUID.fromString("4fe03763-b966-4361-8334-352f6f777588");

        TaxonNode taxonNode1 = taxonNodeService.load(taxonNode1Uuid);

        TaxonNode taxonNode2 = taxonNodeService.load(taxonNode2Uuid);

        TaxonNode taxonNode3 = taxonNodeService.load(taxonNode3Uuid);

        Set<ITaxonTreeNode> nodes = new HashSet<ITaxonTreeNode>();

        nodes.add(taxonNode1);

        nodes.add(taxonNode2);

        nodes.add(taxonNode3);

        TaxonDeletionConfigurator config = new TaxonDeletionConfigurator();

        sessionOwner.addExpectedUpdatedObject(taxonNode1.getParent());

        sessionOwner.addExpectedUpdatedObject(taxonNode2.getParent());

        sessionOwner.addExpectedUpdatedObject(taxonNode3.getParent());

        operation = new RemotingDeleteTaxonNodeOperation(sessionOwner,

                false,

                nodes,

                config);

        operation.execute(monitor, info);

        TaxonNode reloadedNode1 = taxonNodeService.load(taxonNode1.getUuid());

        TaxonNode reloadedNode2 = taxonNodeService.load(taxonNode2.getUuid());

        TaxonNode reloadedNode3 = taxonNodeService.load(taxonNode3.getUuid());

        Assert.assertNull(reloadedNode1);

        Assert.assertNull(reloadedNode2);

        Assert.assertNull(reloadedNode3);

    }

    @Test

    public void testDeleteTaxonNodeWithMovingChildrenToParentNode() throws ExecutionException {

        UUID taxonNodeUuid = UUID.fromString("2f05d429-632d-4230-b9cb-70299360b470");

        TaxonNode taxonNode = taxonNodeService.load(taxonNodeUuid);

        TaxonNode parentTaxonNode = taxonNode.getParent();

        List<TaxonNode> childNodes = taxonNode.getChildNodes();

        Assert.assertTrue(taxonNode.getCountChildren() > 0);

        Set<ITaxonTreeNode> nodes = new HashSet<ITaxonTreeNode>();

        nodes.add(taxonNode);

        TaxonNodeDeletionConfigurator configNodes = new TaxonNodeDeletionConfigurator();

        configNodes.setChildHandling(ChildHandling.MOVE_TO_PARENT);

        TaxonDeletionConfigurator config = new TaxonDeletionConfigurator();

        config.setTaxonNodeConfig(configNodes);

        sessionOwner.addExpectedUpdatedObject(taxonNode.getParent());

        operation = new RemotingDeleteTaxonNodeOperation(sessionOwner,

                false,

                nodes,

                config);

        operation.execute(monitor, info);

        TaxonNode reloadedNode = taxonNodeService.load(taxonNode.getUuid());

        Assert.assertNull(reloadedNode);

        List<TaxonNode> parentChildNodes = parentTaxonNode.getChildNodes();

        Assert.assertTrue(parentChildNodes.containsAll(childNodes));

    }

    @Test

    @DataSet("TaxonNavigatorTest.testDeleteClassificationWithDeleteChildren.xml")

    public void testDeleteClassificationWithDeleteChildren() throws ExecutionException {

        UUID classificationUuid = UUID.fromString("0c2b5d25-7b15-4401-8b51-dd4be0ee5cab");

        Classification classification = classificationService.load(classificationUuid);

        TaxonNode rootNode = classification.getRootNode();

        Set<ITaxonTreeNode> nodes = new HashSet<ITaxonTreeNode>();

        nodes.add(classification);

        TaxonNodeDeletionConfigurator configNodes = new TaxonNodeDeletionConfigurator();

        configNodes.setChildHandling(ChildHandling.DELETE);

        TaxonDeletionConfigurator config = new TaxonDeletionConfigurator();

        config.setTaxonNodeConfig(configNodes);

        operation = new RemotingDeleteTaxonNodeOperation(sessionOwner,

                false,

                nodes,

                config);

        operation.execute(monitor, info);

        Classification reloadedClassification = classificationService.load(classification.getUuid());

        Assert.assertNull(reloadedClassification);

        TaxonNode reloadedRootNode = taxonNodeService.load(rootNode.getUuid());

        Assert.assertNull(reloadedRootNode);

    }