/*
* Copyright 2013-2014 the original author or authors.
*
* 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.springframework.batch.item.data;
import java.util.ArrayList;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.neo4j.ogm.session.Session;
import org.neo4j.ogm.session.SessionFactory;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyZeroInteractions;
import static org.mockito.Mockito.when;
public class Neo4jItemWriterTests {
private Neo4jItemWriter<String> writer;
@Mock
private SessionFactory sessionFactory;
@Mock
private Session session;
@Before
public void setUp() throws Exception {
MockitoAnnotations.initMocks(this);
}
@Test
public void testAfterPropertiesSet() throws Exception{
writer = new Neo4jItemWriter<>();
try {
writer.afterPropertiesSet();
fail("SessionFactory was not set but exception was not thrown.");
} catch (IllegalStateException iae) {
assertEquals("A SessionFactory is required", iae.getMessage());
} catch (Throwable t) {
fail("Wrong exception was thrown.");
}
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
}
@Test
public void testWriteNullSession() throws Exception {
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
writer.write(null);
verifyZeroInteractions(this.session);
}
@Test
public void testWriteNullWithSession() throws Exception {
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
when(this.sessionFactory.openSession()).thenReturn(this.session);
writer.write(null);
verifyZeroInteractions(this.session);
}
@Test
public void testWriteNoItemsWithSession() throws Exception {
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
when(this.sessionFactory.openSession()).thenReturn(this.session);
writer.write(new ArrayList<>());
verifyZeroInteractions(this.session);
}
@Test
public void testWriteItemsWithSession() throws Exception {
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
List<String> items = new ArrayList<>();
items.add("foo");
items.add("bar");
when(this.sessionFactory.openSession()).thenReturn(this.session);
writer.write(items);
verify(this.session).save("foo");
verify(this.session).save("bar");
}
@Test
public void testDeleteItemsWithSession() throws Exception {
writer = new Neo4jItemWriter<>();
writer.setSessionFactory(this.sessionFactory);
writer.afterPropertiesSet();
List<String> items = new ArrayList<>();
items.add("foo");
items.add("bar");
writer.setDelete(true);
when(this.sessionFactory.openSession()).thenReturn(this.session);
writer.write(items);
verify(this.session).delete("foo");
verify(this.session).delete("bar");
}
}