/*
* Copyright 2012-2013 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.mapping.context;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Test;
import org.springframework.data.annotation.Id;
import org.springframework.data.annotation.Version;
import org.springframework.data.domain.Persistable;
import org.springframework.data.mapping.context.MappingContextIsNewStrategyFactory;
import org.springframework.data.mapping.context.MappingContextIsNewStrategyFactory.PropertyIsNullIsNewStrategy;
import org.springframework.data.mapping.context.MappingContextIsNewStrategyFactory.PropertyIsNullOrZeroNumberIsNewStrategy;
import org.springframework.data.support.IsNewStrategy;
import org.springframework.data.support.IsNewStrategyFactory;
/**
* @author Oliver Gierke
*/
public class MappingContextIsNewStrategyFactoryUnitTests {
IsNewStrategyFactory factory;
@Before
public void setUp() {
SampleMappingContext context = new SampleMappingContext();
factory = new MappingContextIsNewStrategyFactory(context);
}
@Test
public void returnsPropertyIsNullOrZeroIsNewStrategyForVersionedEntity() {
IsNewStrategy strategy = factory.getIsNewStrategy(VersionedEntity.class);
assertThat(strategy, is(instanceOf(PropertyIsNullOrZeroNumberIsNewStrategy.class)));
VersionedEntity entity = new VersionedEntity();
assertThat(strategy.isNew(entity), is(true));
entity.id = 1L;
assertThat(strategy.isNew(entity), is(true));
entity.version = 0L;
assertThat(strategy.isNew(entity), is(true));
entity.version = 1L;
assertThat(strategy.isNew(entity), is(false));
}
@Test
public void returnsPropertyIsNullOrZeroIsNewStrategyForPrimitiveVersionedEntity() {
IsNewStrategy strategy = factory.getIsNewStrategy(VersionedEntity.class);
assertThat(strategy, is(instanceOf(PropertyIsNullOrZeroNumberIsNewStrategy.class)));
VersionedEntity entity = new VersionedEntity();
assertThat(strategy.isNew(entity), is(true));
entity.id = 1L;
assertThat(strategy.isNew(entity), is(true));
entity.version = 1L;
assertThat(strategy.isNew(entity), is(false));
}
@Test
public void returnsPropertyIsNullIsNewStrategyForEntity() {
IsNewStrategy strategy = factory.getIsNewStrategy(Entity.class);
assertThat(strategy, is(instanceOf(PropertyIsNullIsNewStrategy.class)));
Entity entity = new Entity();
assertThat(strategy.isNew(entity), is(true));
entity.id = 1L;
assertThat(strategy.isNew(entity), is(false));
}
@SuppressWarnings("serial")
static class PersistableEntity implements Persistable<Long> {
@Version
Long version;
@Id
Long id;
boolean isNew = true;
public Long getId() {
return id;
}
public boolean isNew() {
return isNew;
}
}
static class VersionedEntity {
@Version
Long version;
@Id
Long id;
}
static class PrimitveVersionedEntity {
@Version
long version = 0;
@Id
Long id;
}
static class Entity {
@Id
Long id;
}
}