/*
* Copyright 2016-2017 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.repository.query;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import java.lang.reflect.Method;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.springframework.dao.InvalidDataAccessApiUsageException;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Slice;
import org.springframework.data.geo.Distance;
import org.springframework.data.geo.GeoResult;
import org.springframework.data.geo.Point;
import org.springframework.data.mongodb.core.User;
import org.springframework.data.mongodb.core.mapping.MongoMappingContext;
import org.springframework.data.mongodb.repository.Address;
import org.springframework.data.mongodb.repository.Contact;
import org.springframework.data.mongodb.repository.Meta;
import org.springframework.data.mongodb.repository.Person;
import org.springframework.data.projection.ProjectionFactory;
import org.springframework.data.projection.SpelAwareProxyProjectionFactory;
import org.springframework.data.repository.Repository;
import org.springframework.data.repository.core.support.DefaultRepositoryMetadata;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
/**
* Unit test for {@link ReactiveMongoQueryMethod}.
*
* @author Mark Paluch
*/
public class ReactiveMongoQueryMethodUnitTests {
MongoMappingContext context;
@Before
public void setUp() {
context = new MongoMappingContext();
}
@Test // DATAMONGO-1444
public void detectsCollectionFromRepoTypeIfReturnTypeNotAssignable() throws Exception {
ReactiveMongoQueryMethod queryMethod = queryMethod(SampleRepository.class, "method");
MongoEntityMetadata<?> metadata = queryMethod.getEntityInformation();
assertThat(metadata.getJavaType(), is(typeCompatibleWith(Address.class)));
assertThat(metadata.getCollectionName(), is("contact"));
}
@Test // DATAMONGO-1444
public void detectsCollectionFromReturnTypeIfReturnTypeAssignable() throws Exception {
MongoQueryMethod queryMethod = queryMethod(SampleRepository2.class, "method");
MongoEntityMetadata<?> entityInformation = queryMethod.getEntityInformation();
assertThat(entityInformation.getJavaType(), is(typeCompatibleWith(Person.class)));
assertThat(entityInformation.getCollectionName(), is("person"));
}
@Test // DATAMONGO-1444
public void discoversUserAsDomainTypeForGeoPagingQueryMethod() throws Exception {
MongoQueryMethod queryMethod = queryMethod(PersonRepository.class, "findByLocationNear", Point.class,
Distance.class, Pageable.class);
assertThat(queryMethod.isGeoNearQuery(), is(false));
assertThat(queryMethod.isPageQuery(), is(false));
queryMethod = queryMethod(PersonRepository.class, "findByFirstname", String.class, Point.class);
assertThat(queryMethod.isGeoNearQuery(), is(false));
assertThat(queryMethod.isPageQuery(), is(false));
assertThat(queryMethod.getEntityInformation().getJavaType(), is(typeCompatibleWith(User.class)));
assertThat(queryMethod(PersonRepository.class, "findByEmailAddress", String.class, Point.class).isGeoNearQuery(),
is(true));
assertThat(queryMethod(PersonRepository.class, "findByFirstname", String.class, Point.class).isGeoNearQuery(),
is(false));
assertThat(queryMethod(PersonRepository.class, "findByLastname", String.class, Point.class).isGeoNearQuery(),
is(true));
}
@Test(expected = IllegalArgumentException.class) // DATAMONGO-1444
public void rejectsNullMappingContext() throws Exception {
Method method = PersonRepository.class.getMethod("findByFirstname", String.class, Point.class);
new MongoQueryMethod(method, new DefaultRepositoryMetadata(PersonRepository.class),
new SpelAwareProxyProjectionFactory(), null);
}
@Test(expected = IllegalStateException.class) // DATAMONGO-1444
public void rejectsMonoPageableResult() throws Exception {
queryMethod(PersonRepository.class, "findMonoByLastname", String.class, Pageable.class);
}
@Test // DATAMONGO-1444
public void createsMongoQueryMethodObjectForMethodReturningAnInterface() throws Exception {
queryMethod(SampleRepository2.class, "methodReturningAnInterface");
}
@Test // DATAMONGO-1444
public void createsMongoQueryMethodWithEmptyMetaCorrectly() throws Exception {
MongoQueryMethod method = queryMethod(PersonRepository.class, "emptyMetaAnnotation");
assertThat(method.hasQueryMetaAttributes(), is(true));
assertThat(method.getQueryMetaAttributes().hasValues(), is(false));
}
@Test // DATAMONGO-1444
public void createsMongoQueryMethodWithMaxExecutionTimeCorrectly() throws Exception {
MongoQueryMethod method = queryMethod(PersonRepository.class, "metaWithMaxExecutionTime");
assertThat(method.hasQueryMetaAttributes(), is(true));
assertThat(method.getQueryMetaAttributes().getMaxTimeMsec(), is(100L));
}
@Test(expected = InvalidDataAccessApiUsageException.class) // DATAMONGO-1444
public void throwsExceptionOnWrappedPage() throws Exception {
queryMethod(PersonRepository.class, "findMonoPageByLastname", String.class, Pageable.class);
}
@Test(expected = InvalidDataAccessApiUsageException.class) // DATAMONGO-1444
public void throwsExceptionOnWrappedSlice() throws Exception {
queryMethod(PersonRepository.class, "findMonoSliceByLastname", String.class, Pageable.class);
}
@Test // DATAMONGO-1444
public void fallsBackToRepositoryDomainTypeIfMethodDoesNotReturnADomainType() throws Exception {
MongoQueryMethod method = queryMethod(PersonRepository.class, "deleteByUserName", String.class);
assertThat(method.getEntityInformation().getJavaType(), is(typeCompatibleWith(User.class)));
}
private ReactiveMongoQueryMethod queryMethod(Class<?> repository, String name, Class<?>... parameters)
throws Exception {
Method method = repository.getMethod(name, parameters);
ProjectionFactory factory = new SpelAwareProxyProjectionFactory();
return new ReactiveMongoQueryMethod(method, new DefaultRepositoryMetadata(repository), factory, context);
}
interface PersonRepository extends Repository<User, Long> {
Mono<Person> findMonoByLastname(String lastname, Pageable pageRequest);
Mono<Page<Person>> findMonoPageByLastname(String lastname, Pageable pageRequest);
Mono<Slice<Person>> findMonoSliceByLastname(String lastname, Pageable pageRequest);
// Misses Pageable
Flux<User> findByLocationNear(Point point, Distance distance);
Flux<User> findByLocationNear(Point point, Distance distance, Pageable pageable);
Mono<GeoResult<User>> findByEmailAddress(String lastname, Point location);
Flux<User> findByFirstname(String firstname, Point location);
Flux<GeoResult<User>> findByLastname(String lastname, Point location);
@Meta
Flux<User> emptyMetaAnnotation();
@Meta(maxExecutionTimeMs = 100)
Flux<User> metaWithMaxExecutionTime();
void deleteByUserName(String userName);
}
interface SampleRepository extends Repository<Contact, Long> {
List<Address> method();
}
interface SampleRepository2 extends Repository<Contact, Long> {
List<Person> method();
Customer methodReturningAnInterface();
}
interface Customer {}
}