/*
* Copyright 2013 Red Hat Inc. and/or its affiliates and other contributors.
*
* 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.switchyard.component.bean.config.model;
import java.io.File;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.net.URL;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.switchyard.common.type.Classes;
import org.switchyard.component.bean.Reference;
import org.switchyard.component.bean.Service;
import org.switchyard.component.bean.deploy.CDIBeanServiceDescriptorTest;
import org.switchyard.component.bean.tests.BeanUTConstants;
import org.switchyard.component.bean.tests.OneWay;
import org.switchyard.component.bean.tests.ServiceWithReferenceBean;
import org.switchyard.config.model.ScannerInput;
import org.switchyard.config.model.composite.ComponentImplementationModel;
import org.switchyard.config.model.composite.ComponentModel;
import org.switchyard.config.model.composite.ComponentReferenceModel;
import org.switchyard.config.model.switchyard.SwitchYardModel;
/**
* @author <a href="mailto:tom.fennelly@gmail.com">tom.fennelly@gmail.com</a>
*/
public class BeanSwitchYardScannerTest {
private SwitchYardModel _scannedModel;
private BeanSwitchYardScanner _scanner;
private List<URL> _scannedURLs;
@Before
public void setUp() throws Exception {
_scanner = new BeanSwitchYardScanner();
// If running this test inside your IDE... you need to set the cwd to be the
// root of the bean module !!
_scannedURLs = new ArrayList<URL>();
_scannedURLs.add(new File("./target/test-classes").toURI().toURL());
}
@Test
public void test() throws Exception {
scan(new File("./target/test-classes").toURI().toURL());
List<ComponentModel> components = _scannedModel.getComposite().getComponents();
for(ComponentModel component : components) {
ComponentImplementationModel implementation = component.getImplementation();
Assert.assertTrue(implementation instanceof BeanComponentImplementationModel);
checkBeanModel((BeanComponentImplementationModel)implementation);
}
}
// Verify that the ConsumerBean reference is picked up by the scanner
@Test
public void checkReference() throws Exception {
scan(new File("./target/test-classes").toURI().toURL());
ComponentModel consumerBeanModel = null;
ComponentReferenceModel oneWayReference = null;
for (ComponentModel component : _scannedModel.getComposite().getComponents()) {
BeanComponentImplementationModel beanImp =
(BeanComponentImplementationModel)component.getImplementation();
if (ServiceWithReferenceBean.class.getName().equals(beanImp.getClazz())) {
consumerBeanModel = component;
break;
}
}
// If the bean wasn't found, then something is screwed up
Assert.assertNotNull(consumerBeanModel);
for (ComponentReferenceModel reference : consumerBeanModel.getReferences()) {
if (reference.getName().equals(OneWay.class.getSimpleName())) {
oneWayReference = reference;
}
}
// OneWay reference should have been picked up by scanner
Assert.assertNotNull(oneWayReference);
}
// verify an empty model is created
@Test
public void testEmptyScan() throws Exception {
scan();
Assert.assertNull("Composite element should not be created if no components were found.",
_scannedModel.getComposite());
}
private void checkBeanModel(BeanComponentImplementationModel model) throws ClassNotFoundException {
Class<?> serviceClass = Classes.forName(model.getClazz(), getClass());
Assert.assertFalse(serviceClass.isInterface());
Assert.assertFalse(Modifier.isAbstract(serviceClass.getModifiers()));
if (!serviceClass.isAnnotationPresent(Service.class)) {
boolean referencePresent = false;
for (Field f : serviceClass.getDeclaredFields()) {
if (f.isAnnotationPresent(Reference.class)) {
referencePresent = true;
break;
}
}
Assert.assertTrue("Bean classes without an @Service must have at least one @Reference", referencePresent);
}
}
// Takes a list of URLs to scan *instead* of what's defined in @Before.
private void scan(URL ... urls) throws Exception {
_scannedURLs.clear();
if (urls != null && urls.length > 0) {
_scannedURLs.addAll(Arrays.asList(urls));
}
ScannerInput<SwitchYardModel> input = new ScannerInput<SwitchYardModel>()
.setURLs(_scannedURLs)
.setExcludePackages(BeanUTConstants.BEAN_SCANNER_BLACK_LIST);
_scannedModel = _scanner.scan(input).getModel();
}
}