| package org.apache.rya.indexing.pcj.matching; |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| import org.apache.rya.indexing.external.tupleSet.SimpleExternalTupleSet; |
| import org.eclipse.rdf4j.query.MalformedQueryException; |
| import org.eclipse.rdf4j.query.algebra.Projection; |
| import org.eclipse.rdf4j.query.algebra.TupleExpr; |
| import org.eclipse.rdf4j.query.parser.ParsedQuery; |
| import org.eclipse.rdf4j.query.parser.sparql.SPARQLParser; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class PCJOptimizerUtilitesTest { |
| |
| @Test |
| public void testValidPCJ() throws MalformedQueryException { |
| |
| String query1 = ""// |
| + "SELECT ?e ?c " // |
| + "{" // |
| + " ?e a ?c . "// |
| + "}";// |
| |
| String query2 = ""// |
| + "SELECT ?a ?b ?m" // |
| + "{" // |
| + " ?a a ?b . "// |
| + " OPTIONAL {?a <uri:talksTo> ?m} . "// |
| + "}";// |
| |
| String query3 = ""// |
| + "SELECT ?a ?b ?m" // |
| + "{" // |
| + " ?a a ?b . "// |
| + " ?a <uri:talksTo> ?m . "// |
| + "}";// |
| |
| String query4 = ""// |
| + "SELECT ?a ?b ?m ?n" // |
| + "{" // |
| + " ?a a ?b . "// |
| + " OPTIONAL {?a <uri:talksTo> ?m} . "// |
| + "}";// |
| |
| String query5 = ""// |
| + "SELECT ?e ?c " // |
| + "{" // |
| + "Filter(?e = <uri:s1>) " // |
| + " ?e a ?c . "// |
| + "}";// |
| |
| String query6 = ""// |
| + "SELECT ?e ?c " // |
| + "{" // |
| + "Filter(?f = <uri:s1>) " // |
| + " ?e a ?c . "// |
| + " ?c <uri:p1> <uri:o1> " // |
| + "}";// |
| |
| SPARQLParser parser = new SPARQLParser(); |
| ParsedQuery pq1 = parser.parseQuery(query1, null); |
| ParsedQuery pq2 = parser.parseQuery(query2, null); |
| ParsedQuery pq3 = parser.parseQuery(query3, null); |
| ParsedQuery pq4 = parser.parseQuery(query4, null); |
| ParsedQuery pq5 = parser.parseQuery(query5, null); |
| ParsedQuery pq6 = parser.parseQuery(query6, null); |
| TupleExpr te1 = pq1.getTupleExpr(); |
| TupleExpr te2 = pq2.getTupleExpr(); |
| TupleExpr te3 = pq3.getTupleExpr(); |
| TupleExpr te4 = pq4.getTupleExpr(); |
| TupleExpr te5 = pq5.getTupleExpr(); |
| TupleExpr te6 = pq6.getTupleExpr(); |
| |
| SimpleExternalTupleSet pcj1 = new SimpleExternalTupleSet( |
| (Projection) te1); |
| SimpleExternalTupleSet pcj2 = new SimpleExternalTupleSet( |
| (Projection) te2); |
| SimpleExternalTupleSet pcj3 = new SimpleExternalTupleSet( |
| (Projection) te3); |
| SimpleExternalTupleSet pcj4 = new SimpleExternalTupleSet( |
| (Projection) te4); |
| SimpleExternalTupleSet pcj5 = new SimpleExternalTupleSet( |
| (Projection) te5); |
| SimpleExternalTupleSet pcj6 = new SimpleExternalTupleSet( |
| (Projection) te6); |
| |
| Assert.assertEquals(false , PCJOptimizerUtilities.isPCJValid(pcj1)); |
| Assert.assertEquals(true , PCJOptimizerUtilities.isPCJValid(pcj2)); |
| Assert.assertEquals(true , PCJOptimizerUtilities.isPCJValid(pcj3)); |
| Assert.assertEquals(false , PCJOptimizerUtilities.isPCJValid(pcj4)); |
| Assert.assertEquals(true , PCJOptimizerUtilities.isPCJValid(pcj5)); |
| Assert.assertEquals(false , PCJOptimizerUtilities.isPCJValid(pcj6)); |
| |
| } |
| |
| } |