HSEARCH-115 Adding first testcase

hibernate-search/src/test/java/org/hibernate/search/test/query/nullValues/IndexAndQueryNullTest.java

@@ -0,0 +1,118 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as
+ * indicated by the @author tags or express copyright attribution
+ * statements applied by the authors.  All third-party contributions are
+ * distributed under license by Red Hat, Inc.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this distribution; if not, write to:
+ * Free Software Foundation, Inc.
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA  02110-1301  USA
+ */
+
+package org.hibernate.search.test.query.nullValues;
+
+import java.util.List;
+import java.util.Map;
+
+import org.apache.lucene.document.Document;
+import org.apache.lucene.queryParser.QueryParser;
+import org.apache.lucene.search.Query;
+
+import org.hibernate.Transaction;
+import org.hibernate.search.FullTextQuery;
+import org.hibernate.search.FullTextSession;
+import org.hibernate.search.Search;
+import org.hibernate.search.test.SearchTestCase;
+import org.hibernate.search.test.query.ProjectionToMapResultTransformer;
+
+/**
+ * Tests for indexing and querying {@code null} values. See HSEARCh-115
+ *
+ * @author Hardy Ferentschik
+ */
+public class IndexAndQueryNullTest extends SearchTestCase {
+
+	// HSEARCH-115
+
+	public void testIndexAndSearchNull() throws Exception {
+		Value fooValue = new Value( "foo" );
+		Value nullValue = new Value( null );
+
+		FullTextSession fullTextSession = Search.getFullTextSession( openSession() );
+		Transaction tx = fullTextSession.beginTransaction();
+		session.save( fooValue );
+		session.save( nullValue );
+		tx.commit();
+
+		fullTextSession.clear();
+		tx = fullTextSession.beginTransaction();
+
+		searchKeywordWithExpectedNumberOfResults( fullTextSession, "foo", 1 );
+		searchKeywordWithExpectedNumberOfResults( fullTextSession, "__null", 1 );
+
+		tx.commit();
+		fullTextSession.close();
+	}
+
+	public void testLuceneDocumentContainsNullToken() throws Exception {
+		Value nullValue = new Value( null );
+
+		FullTextSession fullTextSession = Search.getFullTextSession( openSession() );
+		Transaction tx = fullTextSession.beginTransaction();
+		session.save( nullValue );
+		tx.commit();
+
+		fullTextSession.clear();
+		tx = fullTextSession.beginTransaction();
+
+		QueryParser parser = new QueryParser( getTargetLuceneVersion(), "id", SearchTestCase.standardAnalyzer );
+		parser.setAllowLeadingWildcard( true );
+		Query query = parser.parse( "*" );
+		FullTextQuery fullTextQuery = fullTextSession.createFullTextQuery( query, Value.class );
+		fullTextQuery.setProjection(
+				FullTextQuery.DOCUMENT
+		);
+		fullTextQuery.setResultTransformer( new ProjectionToMapResultTransformer() );
+		List mappedResults = fullTextQuery.list();
+		assertTrue( "Wrong result size", mappedResults.size() == 1 );
+
+		Map map = (Map) mappedResults.get( 0 );
+		Document document = (Document) map.get( FullTextQuery.DOCUMENT );
+		assertNotNull( document );
+
+		String indexedNullString = document.get( "value" );
+		assertEquals( "The null value should be indexed as __null", "__null", indexedNullString );
+
+		tx.commit();
+		fullTextSession.close();
+	}
+
+	private void searchKeywordWithExpectedNumberOfResults(FullTextSession fullTextSession, String queryString, int expectedNumberOfResults)
+			throws Exception {
+		QueryParser parser = new QueryParser( getTargetLuceneVersion(), "value", SearchTestCase.standardAnalyzer );
+		Query query = parser.parse( queryString );
+		FullTextQuery fullTextQuery = fullTextSession.createFullTextQuery( query, Value.class );
+		@SuppressWarnings("unchecked")
+		List<Value> valueList = fullTextQuery.list();
+		assertEquals( "Wrong number of results", expectedNumberOfResults, valueList.size() );
+	}
+
+	protected Class<?>[] getAnnotatedClasses() {
+		return new Class[] {
+				Value.class,
+		};
+	}
+}

hibernate-search/src/test/java/org/hibernate/search/test/query/nullValues/Value.java

@@ -0,0 +1,70 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * Copyright (c) 2010, Red Hat, Inc. and/or its affiliates or third-party contributors as
+ * indicated by the @author tags or express copyright attribution
+ * statements applied by the authors.  All third-party contributions are
+ * distributed under license by Red Hat, Inc.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this distribution; if not, write to:
+ * Free Software Foundation, Inc.
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA  02110-1301  USA
+ */
+package org.hibernate.search.test.query.nullValues;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+
+import org.hibernate.search.annotations.Field;
+import org.hibernate.search.annotations.Indexed;
+
+/**
+ * @author Hardy Ferentschik
+ */
+@Entity
+@Indexed
+public class Value {
+	@Id
+	@GeneratedValue
+	private int id;
+
+	@Field
+	private String value;
+
+	public Value() {
+	}
+
+	public Value(String value) {
+		this.value = value;
+	}
+
+	public int getId() {
+		return id;
+	}
+
+	public void setId(int id) {
+		this.id = id;
+	}
+
+	public String getValue() {
+		return value;
+	}
+
+	public void setValue(String value) {
+		this.value = value;
+	}
+}
+
+