/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* All rights reserved.
*
* 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 br.com.caelum.vraptor.http.ognl;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.List;
import ognl.Evaluation;
import ognl.Ognl;
import ognl.OgnlContext;
import ognl.SimpleNode;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import br.com.caelum.vraptor.VRaptorException;
import br.com.caelum.vraptor.proxy.JavassistProxifier;
import br.com.caelum.vraptor.proxy.ReflectionInstanceCreator;
public class ListNullHandlerTest {
private ListNullHandler handler;
private Client client;
private OgnlContext context;
private @Mock Evaluation evaluation;
private @Mock EmptyElementsRemoval removal;
public static class Client {
private List nonGeneric = new ArrayList();
public void setNonGeneric(List nonGeneric) {
this.nonGeneric = nonGeneric;
}
public void setNames(List<Client> names) {
this.names = names;
}
public List<Client> getNames() {
return names;
}
private List<Client> names = new ArrayList<Client>();
}
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
client = new Client();
handler = new ListNullHandler(removal);
context = (OgnlContext) Ognl.createDefaultContext(null);
context.put("proxifier", new JavassistProxifier(new ReflectionInstanceCreator()));
}
@Test(expected = VRaptorException.class)
public void shouldNotSupportNonGenericLists() throws InstantiationException, IllegalAccessException,
InvocationTargetException, NoSuchMethodException {
SimpleNode node = mock(SimpleNode.class);
when(node.toString()).thenReturn("nonGeneric");
when(evaluation.getNode()).thenReturn(node);
when(evaluation.getSource()).thenReturn(client);
handler.instantiate(client.nonGeneric, "2", handler.getListType(client.nonGeneric, evaluation, context));
}
@Test
public void shouldInsertItemsUntilTheRequiredPosition() throws InstantiationException, IllegalAccessException,
InvocationTargetException, NoSuchMethodException {
SimpleNode node = mock(SimpleNode.class);
when(node.toString()).thenReturn("names");
when(evaluation.getNode()).thenReturn(node);
when(evaluation.getSource()).thenReturn(client);
handler.instantiate(client.names, 2, handler.getListType(client.names, evaluation, context));
assertThat(client.names.size(), is(equalTo(3)));
assertThat(client.names.get(2), is(notNullValue()));
verify(removal).add(client.names);
}
}