/*
* Copyright 2011-2017 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.data.redis.serializer;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import java.io.Serializable;
import java.util.UUID;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.springframework.data.redis.Address;
import org.springframework.data.redis.Person;
import org.springframework.instrument.classloading.ShadowingClassLoader;
import org.springframework.oxm.xstream.XStreamMarshaller;
/**
* @author Jennifer Hickey
* @author Mark Paluch
* @author Christoph Strobl
*/
public class SimpleRedisSerializerTests {
private static class A implements Serializable {
private Integer value = Integer.valueOf(30);
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
A other = (A) obj;
if (value == null) {
if (other.value != null)
return false;
} else if (!value.equals(other.value))
return false;
return true;
}
}
private static class B implements Serializable {
private String name = getClass().getName();
private A a = new A();
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((a == null) ? 0 : a.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
return result;
}
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
B other = (B) obj;
if (a == null) {
if (other.a != null)
return false;
} else if (!a.equals(other.a))
return false;
if (name == null) {
if (other.name != null)
return false;
} else if (!name.equals(other.name))
return false;
return true;
}
}
private RedisSerializer serializer;
@Before
public void setUp() {
serializer = new JdkSerializationRedisSerializer();
}
@After
public void tearDown() {
serializer = null;
}
@Test
public void testBasicSerializationRoundtrip() throws Exception {
verifySerializedObjects(new Integer(300), new Double(200), new B());
}
private void verifySerializedObjects(Object... objects) {
for (Object object : objects) {
assertEquals("Incorrectly (de)serialized object " + object, object,
serializer.deserialize(serializer.serialize(object)));
}
}
@Test // DATAREDIS-427
public void jdkSerializerShouldUseCustomClassLoader() throws ClassNotFoundException {
ClassLoader customClassLoader = new ShadowingClassLoader(ClassLoader.getSystemClassLoader());
JdkSerializationRedisSerializer serializer = new JdkSerializationRedisSerializer(customClassLoader);
SerializableDomainClass domainClass = new SerializableDomainClass();
byte[] serialized = serializer.serialize(domainClass);
Object deserialized = serializer.deserialize(serialized);
assertThat(deserialized.getClass().getName(), is(equalTo(SerializableDomainClass.class.getName())));
assertThat(deserialized, is(not(instanceOf(SerializableDomainClass.class))));
assertThat(deserialized.getClass().getClassLoader(), is(equalTo(customClassLoader)));
}
@Test
public void testStringEncodedSerialization() {
String value = UUID.randomUUID().toString();
assertEquals(value, serializer.deserialize(serializer.serialize(value)));
assertEquals(value, serializer.deserialize(serializer.serialize(value)));
assertEquals(value, serializer.deserialize(serializer.serialize(value)));
}
@Test
public void testPersonSerialization() throws Exception {
String value = UUID.randomUUID().toString();
Person p1 = new Person(value, value, 1, new Address(value, 2));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
}
@Test
public void testOxmSerializer() throws Exception {
XStreamMarshaller xstream = new XStreamMarshaller();
xstream.afterPropertiesSet();
OxmSerializer serializer = new OxmSerializer(xstream, xstream);
String value = UUID.randomUUID().toString();
Person p1 = new Person(value, value, 1, new Address(value, 2));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
}
@Test
public void testJsonSerializer() throws Exception {
Jackson2JsonRedisSerializer<Person> serializer = new Jackson2JsonRedisSerializer<Person>(Person.class);
String value = UUID.randomUUID().toString();
Person p1 = new Person(value, value, 1, new Address(value, 2));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
assertEquals(p1, serializer.deserialize(serializer.serialize(p1)));
}
}