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/*
* Copyright 2006 Amazon Technologies, Inc. or its affiliates.
* Amazon, Amazon.com and Carbonado are trademarks or registered trademarks
* of Amazon Technologies, Inc. or its affiliates. All rights reserved.
*
* 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 com.amazon.carbonado.qe;
import java.util.List;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import com.amazon.carbonado.Repository;
import com.amazon.carbonado.Storable;
import com.amazon.carbonado.info.OrderedProperty;
import com.amazon.carbonado.info.StorableIndex;
import com.amazon.carbonado.filter.Filter;
import com.amazon.carbonado.filter.FilterValues;
import com.amazon.carbonado.filter.PropertyFilter;
import com.amazon.carbonado.repo.toy.ToyRepository;
import com.amazon.carbonado.stored.Address;
import com.amazon.carbonado.stored.Order;
import com.amazon.carbonado.stored.Shipment;
import com.amazon.carbonado.stored.Shipper;
import static com.amazon.carbonado.qe.TestIndexedQueryExecutor.Mock;
/**
*
*
* @author Brian S O'Neill
*/
public class TestUnionQueryAnalyzer extends TestCase {
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
public static TestSuite suite() {
return new TestSuite(TestUnionQueryAnalyzer.class);
}
static <S extends Storable> StorableIndex<S> makeIndex(Class<S> type, String... props) {
return TestOrderingScore.makeIndex(type, props);
}
static <S extends Storable> List<OrderedProperty<S>> makeOrderings(Class<S> type,
String... props)
{
return TestOrderingScore.makeOrderings(type, props);
}
public TestUnionQueryAnalyzer(String name) {
super(name);
}
public void testSingleSubResult() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class, "shipmentID = ?");
filter = filter.bind();
UnionQueryAnalyzer.Result result = uqa.analyze(filter, null);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(1, subResults.size());
}
public void testSingleSubResultUnspecifiedDirection() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class, "shipmentID > ?");
filter = filter.bind();
List<OrderedProperty<Shipment>> orderings =
makeOrderings(Shipment.class, "~shipmentID", "~orderID");
UnionQueryAnalyzer.Result result = uqa.analyze(filter, orderings);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(1, subResults.size());
List<OrderedProperty<Shipment>> handled =
subResults.get(0).getCompositeScore().getOrderingScore().getHandledOrderings();
assertEquals(1, handled.size());
assertEquals("+shipmentID", handled.get(0).toString());
}
public void testSimpleUnion() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class,
"shipmentID = ? | orderID = ?");
filter = filter.bind();
UnionQueryAnalyzer.Result result = uqa.analyze(filter, null);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(2, subResults.size());
IndexedQueryAnalyzer<Shipment>.Result res_0 = subResults.get(0);
IndexedQueryAnalyzer<Shipment>.Result res_1 = subResults.get(1);
assertTrue(res_0.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "shipmentID = ?").bind(),
res_0.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_0.getLocalIndex());
assertEquals(null, res_0.getForeignIndex());
assertEquals(null, res_0.getForeignProperty());
assertEquals(0, res_0.getRemainderOrderings().size());
assertTrue(res_1.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "orderID = ?").bind(),
res_1.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "orderID"), res_1.getLocalIndex());
assertEquals(null, res_1.getForeignIndex());
assertEquals(null, res_1.getForeignProperty());
assertEquals(1, res_1.getRemainderOrderings().size());
assertEquals("+shipmentID", res_1.getRemainderOrderings().get(0).toString());
}
public void testSimpleUnion2() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class,
"shipmentID = ? | orderID > ?");
filter = filter.bind();
UnionQueryAnalyzer.Result result = uqa.analyze(filter, null);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(2, subResults.size());
IndexedQueryAnalyzer<Shipment>.Result res_0 = subResults.get(0);
IndexedQueryAnalyzer<Shipment>.Result res_1 = subResults.get(1);
assertTrue(res_0.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "shipmentID = ?").bind(),
res_0.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_0.getLocalIndex());
assertEquals(null, res_0.getForeignIndex());
assertEquals(null, res_0.getForeignProperty());
assertEquals(0, res_0.getRemainderOrderings().size());
// Note: index that has proper ordering is preferred because "orderId > ?"
// filter does not specify a complete range. It is not expected to actually
// filter much, so we choose to avoid a large sort instead.
assertTrue(res_1.handlesAnything());
assertFalse(res_1.getCompositeScore().getFilteringScore().hasRangeStart());
assertFalse(res_1.getCompositeScore().getFilteringScore().hasRangeEnd());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_1.getLocalIndex());
assertEquals(null, res_1.getForeignIndex());
assertEquals(null, res_1.getForeignProperty());
assertEquals(0, res_0.getRemainderOrderings().size());
// Remainder filter exists because the "orderID" index was not chosen.
assertEquals(Filter.filterFor(Shipment.class, "orderID > ?").bind(),
res_1.getRemainderFilter());
}
public void testSimpleUnion3() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class,
"shipmentID = ? | orderID > ? & orderID <= ?");
filter = filter.bind();
UnionQueryAnalyzer.Result result = uqa.analyze(filter, null);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(2, subResults.size());
IndexedQueryAnalyzer<Shipment>.Result res_0 = subResults.get(0);
IndexedQueryAnalyzer<Shipment>.Result res_1 = subResults.get(1);
assertTrue(res_0.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "shipmentID = ?").bind(),
res_0.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_0.getLocalIndex());
assertEquals(null, res_0.getForeignIndex());
assertEquals(null, res_0.getForeignProperty());
assertEquals(0, res_0.getRemainderOrderings().size());
// Note: index that has proper filtering is preferred because
// "orderId > ? & orderID <= ?" filter specifies a complete range.
// We'll have to do a sort, but it isn't expected to be over that many records.
assertTrue(res_1.handlesAnything());
assertTrue(res_1.getCompositeScore().getFilteringScore().hasRangeStart());
assertTrue(res_1.getCompositeScore().getFilteringScore().hasRangeEnd());
List<PropertyFilter<Shipment>> rangeFilters =
res_1.getCompositeScore().getFilteringScore().getRangeStartFilters();
assertEquals(1, rangeFilters.size());
assertEquals(Filter.filterFor(Shipment.class, "orderID > ?").bind(), rangeFilters.get(0));
rangeFilters = res_1.getCompositeScore().getFilteringScore().getRangeEndFilters();
assertEquals(1, rangeFilters.size());
assertEquals(Filter.filterFor(Shipment.class, "orderID <= ?").bind(), rangeFilters.get(0));
assertEquals(makeIndex(Shipment.class, "orderID"), res_1.getLocalIndex());
assertEquals(null, res_1.getForeignIndex());
assertEquals(null, res_1.getForeignProperty());
// Sort operation required because the "shipmentID" index was not chosen.
assertEquals("+shipmentID", res_1.getRemainderOrderings().get(0).toString());
}
public void testSimpleUnionUnspecifiedDirection() throws Exception {
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor(Shipment.class,
"shipmentID > ? | orderID = ?");
filter = filter.bind();
List<OrderedProperty<Shipment>> orderings =
makeOrderings(Shipment.class, "~shipmentID", "~orderID");
UnionQueryAnalyzer.Result result = uqa.analyze(filter, orderings);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(2, subResults.size());
IndexedQueryAnalyzer<Shipment>.Result res_0 = subResults.get(0);
IndexedQueryAnalyzer<Shipment>.Result res_1 = subResults.get(1);
List<OrderedProperty<Shipment>> handled =
res_0.getCompositeScore().getOrderingScore().getHandledOrderings();
assertEquals(1, handled.size());
assertEquals("+shipmentID", handled.get(0).toString());
handled = res_1.getCompositeScore().getOrderingScore().getHandledOrderings();
assertEquals(0, handled.size());
assertTrue(res_0.handlesAnything());
assertTrue(res_0.getCompositeScore().getFilteringScore().hasRangeStart());
assertFalse(res_0.getCompositeScore().getFilteringScore().hasRangeEnd());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_0.getLocalIndex());
assertEquals(null, res_0.getForeignIndex());
assertEquals(null, res_0.getForeignProperty());
assertEquals(1, res_0.getRemainderOrderings().size());
assertEquals("+orderID", res_0.getRemainderOrderings().get(0).toString());
assertTrue(res_1.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "orderID = ?").bind(),
res_1.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "orderID"), res_1.getLocalIndex());
assertEquals(null, res_1.getForeignIndex());
assertEquals(null, res_1.getForeignProperty());
assertEquals(1, res_1.getRemainderOrderings().size());
assertEquals("+shipmentID", res_1.getRemainderOrderings().get(0).toString());
}
public void testSimpleMerge() throws Exception {
// Because query has an 'or' operation, the analyzer will initially
// split this into a union. After futher analysis, it should decide
// that this offers no benefit and will merge them back.
UnionQueryAnalyzer uqa =
new UnionQueryAnalyzer(Shipment.class, TestIndexedQueryAnalyzer.IxProvider.INSTANCE);
Filter<Shipment> filter = Filter.filterFor
(Shipment.class,
"shipmentID = ? & (shipmentID = ? | orderID = ?)");
filter = filter.bind();
UnionQueryAnalyzer.Result result = uqa.analyze(filter, null);
List<IndexedQueryAnalyzer<Shipment>.Result> subResults = result.getSubResults();
assertEquals(1, subResults.size());
IndexedQueryAnalyzer<Shipment>.Result res_0 = subResults.get(0);
assertTrue(res_0.handlesAnything());
assertEquals(Filter.filterFor(Shipment.class, "shipmentID = ?").bind(),
res_0.getCompositeScore().getFilteringScore().getIdentityFilter());
assertEquals(makeIndex(Shipment.class, "shipmentID"), res_0.getLocalIndex());
assertEquals(null, res_0.getForeignIndex());
assertEquals(null, res_0.getForeignProperty());
assertEquals(0, res_0.getRemainderOrderings().size());
assertEquals(Filter.filterFor(Shipment.class, "shipmentID = ? | orderID = ?"),
res_0.getRemainderFilter().unbind());
}
}
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