/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.test.filter;
import java.util.Calendar;
import org.apache.lucene.index.Term;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.Filter;
import org.apache.lucene.search.TermQuery;
import org.apache.lucene.search.TermRangeFilter;
import org.hibernate.Session;
import org.hibernate.search.FullTextQuery;
import org.hibernate.search.FullTextSession;
import org.hibernate.search.Search;
import org.hibernate.search.exception.SearchException;
import org.hibernate.search.test.SearchTestBase;
import org.hibernate.search.testsupport.TestForIssue;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
/**
* @author Emmanuel Bernard
* @author Hardy Ferentschik
* @author Sanne Grinovero <sanne@hibernate.org> (C) 2011 Red Hat Inc.
*/
public class FilterTest extends SearchTestBase {
private BooleanQuery query;
private FullTextSession fullTextSession;
@Test
public void testNamedFilters() {
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
assertEquals( "No filter should happen", 3, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.disableFullTextFilter( "bestDriver" ); //was not enabled, but should be harmless
ftQuery.enableFullTextFilter( "bestDriver" );
assertEquals( "Should filter out Gavin", 2, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
ftQuery.enableFullTextFilter( "security" ).setParameter( "login", "andre" );
assertEquals( "Should filter to limit to Emmanuel", 1, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
ftQuery.enableFullTextFilter( "security" ).setParameter( "login", "andre" );
ftQuery.disableFullTextFilter( "security" );
ftQuery.disableFullTextFilter( "bestDriver" );
assertEquals( "Should not filter anymore", 3, ftQuery.getResultSize() );
}
@Test
public void testCache() {
InstanceBasedExcludeAllFilter.assertConstructorInvoked( 1 ); // SearchFactory tests filter construction once
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
assertEquals( "No filter should happen", 3, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "cacheresultstest" );
assertEquals( "Should filter out all", 0, ftQuery.getResultSize() );
// HSEARCH-174 - we call System.gc() to force a garbage collection.
// Prior to the fix for HSEARCH-174 this would cause the filter to be
// garbage collected since Lucene used weak references.
System.gc();
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "cacheresultstest" );
try {
ftQuery.getResultSize();
}
catch (IllegalStateException e) {
fail( "Cache results does not work" );
}
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "cacheinstancetest" );
InstanceBasedExcludeAllFilter.assertConstructorInvoked( 1 );
assertEquals( "Should filter out all", 0, ftQuery.getResultSize() );
InstanceBasedExcludeAllFilter.assertConstructorInvoked( 2 ); // HSEARCH-818 : would be even better if it was still at 1 here, reusing what was created at SearchFactory build time
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "cacheinstancetest" );
ftQuery.getResultSize();
// InstanceBasedExcludeAllFilter.assertConstructorInvoked( 2 ); //uncomment this when solving HSEARCH-818
}
@Test
public void testStraightFilters() {
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
Filter dateFilter = TermRangeFilter.newStringRange( "delivery", "2001", "2005", true, true );
ftQuery.setFilter( dateFilter );
assertEquals( "Should select only liz", 1, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
ftQuery.enableFullTextFilter( "empty" );
assertEquals( "two filters, one is empty, should not match anything", 0, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.setFilter( dateFilter );
ftQuery.enableFullTextFilter( "bestDriver" );
ftQuery.enableFullTextFilter( "security" ).setParameter( "login", "andre" );
ftQuery.disableFullTextFilter( "security" );
ftQuery.disableFullTextFilter( "bestDriver" );
ftQuery.setFilter( null );
assertEquals( "Should not filter anymore", 3, ftQuery.getResultSize() );
}
@TestForIssue(jiraKey = "HSEARCH-1513")
@Test
public void testCachedEmptyFilters() {
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
Filter dateFilter = TermRangeFilter.newStringRange( "delivery", "2001", "2005", true, true );
ftQuery.setFilter( dateFilter );
assertEquals( "Should select only liz", 1, ftQuery.getResultSize() );
ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "bestDriver" );
ftQuery.enableFullTextFilter( "cached_empty" );
assertEquals( "two filters, one is empty, should not match anything", 0, ftQuery.getResultSize() );
}
@Test
public void testMultipleFiltersOfSameTypeWithDifferentParameters() {
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
ftQuery.enableFullTextFilter( "fieldConstraintFilter-1" )
.setParameter( "field", "teacher" )
.setParameter( "value", "andre" );
ftQuery.enableFullTextFilter( "fieldConstraintFilter-2" )
.setParameter( "field", "teacher" )
.setParameter( "value", "aaron" );
assertEquals( "Should apply both filters resulting in 0 results", 0, ftQuery.getResultSize() );
}
@Test
public void testUnknownFilterNameThrowsException() {
FullTextQuery ftQuery = fullTextSession.createFullTextQuery( query, Driver.class );
try {
ftQuery.enableFullTextFilter( "foo" );
fail( "Retrieving an unknown filter should throw a SearchException" );
}
catch (SearchException e) {
assertEquals( "Wrong message", "HSEARCH000115: Unknown @FullTextFilter: 'foo'", e.getMessage() );
}
}
private void createData() {
Session s = openSession();
s.getTransaction().begin();
Calendar cal = Calendar.getInstance();
cal.set( 2006, 10, 11 );
Driver driver = new Driver();
driver.setDelivery( cal.getTime() );
driver.setId( 1 );
driver.setName( "Emmanuel" );
driver.setScore( 5 );
driver.setTeacher( "andre" );
s.persist( driver );
cal.set( 2007, 10, 11 );
driver = new Driver();
driver.setDelivery( cal.getTime() );
driver.setId( 2 );
driver.setName( "Gavin" );
driver.setScore( 3 );
driver.setTeacher( "aaron" );
s.persist( driver );
cal.set( 2004, 10, 11 );
driver = new Driver();
driver.setDelivery( cal.getTime() );
driver.setId( 3 );
driver.setName( "Liz" );
driver.setScore( 5 );
driver.setTeacher( "max" );
s.persist( driver );
s.getTransaction().commit();
}
@Override
@Before
public void setUp() throws Exception {
super.setUp();
createData();
query = createQuery();
fullTextSession = Search.getFullTextSession( openSession() );
fullTextSession.getTransaction().begin();
}
@Override
@After
public void tearDown() throws Exception {
fullTextSession.getTransaction().commit();
fullTextSession.close();
super.tearDown();
}
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class[] {
Driver.class,
Soap.class
};
}
@Override
protected void configure(org.hibernate.cfg.Configuration cfg) {
super.configure( cfg );
cfg.setProperty( "hibernate.search.filter.cache_docidresults.size", "10" );
InstanceBasedExcludeAllFilter.reset();
}
private BooleanQuery createQuery() {
BooleanQuery query = new BooleanQuery();
query.add( new TermQuery( new Term( "teacher", "andre" ) ), BooleanClause.Occur.SHOULD );
query.add( new TermQuery( new Term( "teacher", "max" ) ), BooleanClause.Occur.SHOULD );
query.add( new TermQuery( new Term( "teacher", "aaron" ) ), BooleanClause.Occur.SHOULD );
return query;
}
}