/*
* Copyright 2013-2017 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.mongodb.core.aggregation;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mapping.model.MappingException;
import org.springframework.data.mongodb.MongoDbFactory;
import org.springframework.data.mongodb.core.convert.DbRefResolver;
import org.springframework.data.mongodb.core.convert.DefaultDbRefResolver;
import org.springframework.data.mongodb.core.convert.MappingMongoConverter;
import org.springframework.data.mongodb.core.convert.QueryMapper;
import org.springframework.data.mongodb.core.mapping.MongoMappingContext;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* Integration tests for {@link SpelExpressionTransformer}.
*
* @author Thomas Darimont
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:infrastructure.xml")
public class SpelExpressionTransformerIntegrationTests {
@Autowired MongoDbFactory mongoDbFactory;
@Rule public ExpectedException exception = ExpectedException.none();
SpelExpressionTransformer transformer;
DbRefResolver dbRefResolver;
@Before
public void setUp() {
this.transformer = new SpelExpressionTransformer();
this.dbRefResolver = new DefaultDbRefResolver(mongoDbFactory);
}
@Test // DATAMONGO-774
public void shouldConvertCompoundExpressionToPropertyPath() {
MappingMongoConverter converter = new MappingMongoConverter(dbRefResolver, new MongoMappingContext());
TypeBasedAggregationOperationContext ctxt = new TypeBasedAggregationOperationContext(Data.class,
new MongoMappingContext(), new QueryMapper(converter));
assertThat(transformer.transform("item.primitiveIntValue", ctxt, new Object[0]).toString(),
is("$item.primitiveIntValue"));
}
@Test // DATAMONGO-774
public void shouldThrowExceptionIfNestedPropertyCannotBeFound() {
exception.expect(MappingException.class);
exception.expectMessage("value2");
MappingMongoConverter converter = new MappingMongoConverter(dbRefResolver, new MongoMappingContext());
TypeBasedAggregationOperationContext ctxt = new TypeBasedAggregationOperationContext(Data.class,
new MongoMappingContext(), new QueryMapper(converter));
assertThat(transformer.transform("item.value2", ctxt, new Object[0]).toString(), is("$item.value2"));
}
}