/* * 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. */ package org.apache.rya.indexing.pcj.storage.accumulo; import static org.junit.Assert.assertEquals; import org.apache.rya.api.resolver.RyaTypeResolverException; import org.apache.rya.indexing.pcj.storage.accumulo.BindingSetConverter.BindingSetConversionException; import org.eclipse.rdf4j.model.ValueFactory; import org.eclipse.rdf4j.model.impl.SimpleValueFactory; import org.eclipse.rdf4j.query.BindingSet; import org.eclipse.rdf4j.query.algebra.evaluation.QueryBindingSet; import org.eclipse.rdf4j.query.impl.MapBindingSet; import org.junit.Test; /** * Tests the methods of {@link AccumuloPcjSerialzer}. */ public class AccumuloPcjSerializerTest { private static final ValueFactory VF = SimpleValueFactory.getInstance(); /** * The BindingSet has fewer Bindings than there are variables in the variable * order, but they are all in the variable order. This is the case where * the missing bindings were optional. */ @Test public void serialize_bindingsSubsetOfVarOrder() throws BindingSetConversionException { // Setup the Binding Set. final MapBindingSet originalBindingSet = new MapBindingSet(); originalBindingSet.addBinding("x", VF.createIRI("http://a")); originalBindingSet.addBinding("y", VF.createIRI("http://b")); // Setup the variable order. final VariableOrder varOrder = new VariableOrder("x", "a", "y", "b"); // Create the byte[] representation of the BindingSet. BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); byte[] serialized = converter.convert(originalBindingSet, varOrder); // Deserialize the byte[] back into the binding set. BindingSet deserialized = converter.convert(serialized, varOrder); // Ensure the deserialized value matches the original. assertEquals(originalBindingSet, deserialized); } /** * The BindingSet has more Bindings than there are variables in the variable order. * This is the case where a Group By clause does not include all of the Bindings that * are in the Binding Set. */ @Test public void serialize_bindingNotInVariableOrder() throws RyaTypeResolverException, BindingSetConversionException { // Setup the Binding Set. final MapBindingSet originalBindingSet = new MapBindingSet(); originalBindingSet.addBinding("x", VF.createIRI("http://a")); originalBindingSet.addBinding("y", VF.createIRI("http://b")); originalBindingSet.addBinding("z", VF.createIRI("http://d")); // Setup the variable order. final VariableOrder varOrder = new VariableOrder("x", "y"); // Serialize the Binding Set. BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); byte[] serialized = converter.convert(originalBindingSet, varOrder); // Deserialize it again. BindingSet deserialized = converter.convert(serialized, varOrder); // Show that it only contains the bindings that were part of the Variable Order. MapBindingSet expected = new MapBindingSet(); expected.addBinding("x", VF.createIRI("http://a")); expected.addBinding("y", VF.createIRI("http://b")); assertEquals(expected, deserialized); } @Test public void basicShortUriBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X", VF.createIRI("http://uri1")); bs.addBinding("Y", VF.createIRI("http://uri2")); final VariableOrder varOrder = new VariableOrder("X","Y"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } @Test public void basicLongUriBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X", VF.createIRI("http://uri1")); bs.addBinding("Y", VF.createIRI("http://uri2")); bs.addBinding("Z",VF.createIRI("http://uri3")); bs.addBinding("A", VF.createIRI("http://uri4")); bs.addBinding("B", VF.createIRI("http://uri5")); final VariableOrder varOrder = new VariableOrder("X","Y","Z","A","B"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } @Test public void basicShortStringLiteralBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X", VF.createLiteral("literal1")); bs.addBinding("Y", VF.createLiteral("literal2")); final VariableOrder varOrder = new VariableOrder("X","Y"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } @Test public void basicShortMixLiteralBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X",VF.createLiteral("literal1")); bs.addBinding("Y",VF.createLiteral("5", VF.createIRI("http://www.w3.org/2001/XMLSchema#integer"))); final VariableOrder varOrder = new VariableOrder("X","Y"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } @Test public void basicLongMixLiteralBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X", VF.createLiteral("literal1")); bs.addBinding("Y", VF.createLiteral("5", VF.createIRI("http://www.w3.org/2001/XMLSchema#integer"))); bs.addBinding("Z", VF.createLiteral("5.0", VF.createIRI("http://www.w3.org/2001/XMLSchema#double"))); bs.addBinding("W", VF.createLiteral("1000", VF.createIRI("http://www.w3.org/2001/XMLSchema#long"))); final VariableOrder varOrder = new VariableOrder("W","X","Y","Z"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } @Test public void basicMixUriLiteralBsTest() throws BindingSetConversionException { final QueryBindingSet bs = new QueryBindingSet(); bs.addBinding("X", VF.createLiteral("literal1")); bs.addBinding("Y", VF.createLiteral("5", VF.createIRI("http://www.w3.org/2001/XMLSchema#integer"))); bs.addBinding("Z", VF.createLiteral("5.0", VF.createIRI("http://www.w3.org/2001/XMLSchema#double"))); bs.addBinding("W", VF.createLiteral("1000", VF.createIRI("http://www.w3.org/2001/XMLSchema#long"))); bs.addBinding("A", VF.createIRI("http://uri1")); bs.addBinding("B", VF.createIRI("http://uri2")); bs.addBinding("C", VF.createIRI("http://uri3")); final VariableOrder varOrder = new VariableOrder("A","W","X","Y","Z","B","C"); BindingSetConverter<byte[]> converter = new AccumuloPcjSerializer(); final byte[] byteVal = converter.convert(bs, varOrder); final BindingSet newBs = converter.convert(byteVal, varOrder); assertEquals(bs, newBs); } }