org.xchain.namespaces.hibernate.test.TestDeleteCommand.java Source code

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Here is the source code for org.xchain.namespaces.hibernate.test.TestDeleteCommand.java

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/**
 *    Copyright 2011 meltmedia
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.xchain.namespaces.hibernate.test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

import org.apache.commons.jxpath.JXPathContext;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.xchain.Catalog;
import org.xchain.Command;
import org.xchain.framework.factory.CatalogFactory;
import org.xchain.framework.lifecycle.Lifecycle;
import org.xchain.framework.lifecycle.ExecutionException;
import org.xchain.namespaces.hibernate.test.om.Person;

/**
 * @author Devon Tackett
 * @author Christian Trimble
 */
public class TestDeleteCommand extends BaseDatabaseTest {
    private static final String RESULT = "result";

    private static final String catalogName = "resource://context-class-loader/org/xchain/namespaces/hibernate/test-delete-command.xchain";
    protected JXPathContext context = null;
    protected Catalog catalog = null;

    @BeforeClass
    public static void setupCommand() throws Exception {
        Lifecycle.startLifecycle();
        populatePersonData();
    }

    @AfterClass
    public static void teardownCommand() throws Exception {
        Lifecycle.stopLifecycle();
    }

    @Before
    public void setupTest() throws Exception {
        // get the catalog.
        catalog = CatalogFactory.getInstance().getCatalog(catalogName);

        // create the context.
        context = JXPathContext.newContext(new Object());
    }

    @After
    public void teardownTest() {
        context = null;
        catalog = null;
    }

    @Test
    public void testDeleteCommand() throws Exception {
        Command command = catalog.getCommand("test-delete-command");
        command.execute(context);

        // Get the result.
        Person resultPerson = (Person) context.getValue("$" + RESULT, Person.class);

        assertEquals("Object was not deleted.", null, resultPerson);
    }

    @Test
    public void testDeleteCommandNonExistent() throws Exception {
        Command command = catalog.getCommand("test-delete-command-non-existent");

        try {
            command.execute(context);
            fail("This command should have thrown an exception.");
        } catch (ExecutionException ee) {
            assertEquals("Expected a StaleStateException.", org.hibernate.StaleStateException.class,
                    ee.getCause().getClass());
        } catch (Exception e) {
            fail("Wrong exception thrown type thrown:" + e.getClass().getName());
        }

        // This is expected to throw a StaleStateException as the object does not exist.
    }
}