/*
* Copyright (C) 2011 Benoit GUEROUT <bguerout at gmail dot com> and Yves AMSELLEM <amsellem dot yves at gmail dot com>
*
* 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.jongo.spike.projection;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.mongodb.DBObject;
import org.jongo.marshall.jackson.bson4jackson.BsonModule;
import org.jongo.marshall.jackson.bson4jackson.MongoBsonFactory;
import org.jongo.marshall.jackson.configuration.Mapping;
import org.jongo.marshall.jackson.configuration.PropertyModifier;
import org.jongo.model.Coordinate;
import org.jongo.model.Fox;
import org.jongo.model.Friend;
import org.junit.Before;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class JacksonProjectionTest {
private JacksonProjection projection;
@Before
public void setUp() throws Exception {
ObjectMapper mapper = new ObjectMapper(MongoBsonFactory.createFactory());
Mapping.Builder builder = new Mapping.Builder(mapper);
builder.registerModule(new BsonModule());
builder.addModifier(new PropertyModifier());
Mapping mapping = builder.build();
projection = new JacksonProjection(mapper);
}
@Test
public void canCreateQueryForPOJO() throws Exception {
DBObject fields = projection.getProjectionQuery(Friend.class).toDBObject();
assertThat(fields.toString()).isEqualTo("{ \"name\" : 1 , \"address\" : 1 , \"coordinate\" : { \"lat\" : 1 , \"lng\" : 1} , \"gender\" : 1}");
}
@Test
public void canCreateQueryForPOJOWithSuperType() throws Exception {
DBObject fields = projection.getProjectionQuery(Fox.class).toDBObject();
assertThat(fields.toString()).isEqualTo("{ \"name\" : 1 , \"color\" : 1 , \"gender\" : 1}");
}
@Test
public void shouldHonorJacksonAnnotations() throws Exception {
DBObject fields = projection.getProjectionQuery(HiddenCoordinate.class).toDBObject();
assertThat(fields.toString()).isEqualTo("{ \"lng\" : 1}");
}
@Test(expected = RuntimeException.class)
public void shouldFailWhenUnableToCreateFieldsDBO() throws Exception {
projection.getProjectionQuery(Object.class);
}
private static class HiddenCoordinate extends Coordinate {
@JsonIgnore
public int lat;
private HiddenCoordinate(int lat, int lng) {
super(lat, lng);
}
}
}