EDIT

package eu.etaxonomy.taxeditor.editor.name.operation;

import junit.framework.Assert;

import org.apache.log4j.Logger;

import org.eclipse.core.commands.ExecutionException;

import org.junit.BeforeClass;

import org.junit.Test;

import eu.etaxonomy.cdm.model.description.DescriptionElementBase;

import eu.etaxonomy.cdm.model.description.Feature;

import eu.etaxonomy.cdm.model.description.TaxonDescription;

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

import eu.etaxonomy.taxeditor.editor.view.descriptive.operation.CreateDescriptionElementOperation;

import eu.etaxonomy.taxeditor.store.operations.AbstractTaxeditorOperationTestBase;

public class CreateDescriptionElementOperationTest extends AbstractTaxeditorOperationTestBase {

	private static final Logger logger = Logger

			.getLogger(CreateDescriptionElementOperationTest.class);

	private static TaxonDescription description;

	private static Feature feature;

	private final DescriptionElementBase[] arrayType = new DescriptionElementBase[0];

	@BeforeClass

	public static void setUpBeforeClass() throws Exception {

		taxon = Taxon.NewInstance(null, null);

		description = TaxonDescription.NewInstance();

		feature = Feature.NewInstance();

		operation = new CreateDescriptionElementOperation("Add Element", null, description, feature, postOperation);

	}

	@Test

	public void testExecute() throws ExecutionException {

		operation.execute(monitor, info);

		Assert.assertTrue(description.getElements().size() > 0);

		Assert.assertEquals(feature, description.getElements().toArray(arrayType)[0].getFeature());

	}

	@Test

	public void testUndo() throws ExecutionException {

		operation.undo(monitor, info);

		Assert.assertTrue(description.getElements().size() == 0);

	}

	@Test

	public void testRedo() throws ExecutionException {

		operation.redo(monitor, info);

		Assert.assertTrue(description.getElements().size() > 0);

		Assert.assertEquals(feature, description.getElements().toArray(arrayType)[0].getFeature());

	}

}