timoninmaxim commented on code in PR #10767: URL: https://github.com/apache/ignite/pull/10767#discussion_r1227909206
########## modules/indexing/src/test/java/org/apache/ignite/cache/query/IndexQueryLimitTest.java: ########## @@ -0,0 +1,238 @@ +/* + * 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.ignite.cache.query; + +import java.util.HashSet; +import java.util.LinkedList; +import java.util.List; +import java.util.Objects; +import java.util.Random; +import java.util.Set; +import java.util.concurrent.atomic.AtomicInteger; +import javax.cache.Cache; +import org.apache.ignite.Ignite; +import org.apache.ignite.IgniteDataStreamer; +import org.apache.ignite.cache.query.annotations.QuerySqlField; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.internal.processors.cache.query.QueryCursorEx; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.junit.Test; + +import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; +import static org.apache.ignite.cache.CacheMode.REPLICATED; +import static org.apache.ignite.cache.query.IndexQueryCriteriaBuilder.lt; + +/** */ +public class IndexQueryLimitTest extends GridCommonAbstractTest { + /** */ + private static final String CACHE = "TEST_CACHE"; + + /** */ + private static final String IDX = "PERSON_ID_IDX"; + + /** */ + private static final int CNT = 10_000; + + /** */ + private Ignite crd; + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + crd = startGrids(4); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() { + stopAllGrids(); + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); + + CacheConfiguration<Long, Person> ccfg = new CacheConfiguration<Long, Person>() + .setName(CACHE) + .setIndexedTypes(Long.class, Person.class) + .setAtomicityMode(TRANSACTIONAL) + .setCacheMode(REPLICATED); + + cfg.setCacheConfiguration(ccfg); + + return cfg; + } + + /** */ + @Test + public void testRangeQueriesWithoutDuplicates() throws Exception { + checkRangeQueries(1); + } + + /** */ + @Test + public void testRangeQueriesWithDuplicates() throws Exception { + checkRangeQueries(10); + } + + /** */ + @Test + public void testSetLimit() throws Exception { + GridTestUtils.assertThrows(log, () -> new IndexQuery<>(Person.class, IDX).setLimit(0), + IllegalArgumentException.class, "Limit must be positive."); + + int limit = 1 + new Random().nextInt(1000); + + GridTestUtils.assertThrows(log, () -> new IndexQuery<>(Person.class, IDX).setLimit(0 - limit), + IllegalArgumentException.class, "Limit must be positive."); + + IndexQuery<Long, Person> qry = new IndexQuery<>(Person.class, IDX); + + qry.setLimit(limit); + + assertEquals(limit, qry.getLimit()); + } + + /** */ + private void checkRangeQueries(int duplicates) throws Exception { + IndexQuery<Long, Person> qry = new IndexQuery<>(Person.class, IDX); + + // Add data + insertData(duplicates); + + // All + checkLimit(null, 0, CNT, duplicates); + + String fld = "id"; + + int pivot = new Random().nextInt(CNT); + + // Lt. + checkLimit(lt(fld, pivot), 0, pivot, duplicates); + Review Comment: Please remove empty line ########## modules/indexing/src/test/java/org/apache/ignite/cache/query/IndexQueryLimitTest.java: ########## @@ -0,0 +1,238 @@ +/* + * 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.ignite.cache.query; + +import java.util.HashSet; +import java.util.LinkedList; +import java.util.List; +import java.util.Objects; +import java.util.Random; +import java.util.Set; +import java.util.concurrent.atomic.AtomicInteger; +import javax.cache.Cache; +import org.apache.ignite.Ignite; +import org.apache.ignite.IgniteDataStreamer; +import org.apache.ignite.cache.query.annotations.QuerySqlField; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.internal.processors.cache.query.QueryCursorEx; +import org.apache.ignite.testframework.GridTestUtils; +import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; +import org.junit.Test; + +import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; +import static org.apache.ignite.cache.CacheMode.REPLICATED; +import static org.apache.ignite.cache.query.IndexQueryCriteriaBuilder.lt; + +/** */ +public class IndexQueryLimitTest extends GridCommonAbstractTest { + /** */ + private static final String CACHE = "TEST_CACHE"; + + /** */ + private static final String IDX = "PERSON_ID_IDX"; + + /** */ + private static final int CNT = 10_000; + + /** */ + private Ignite crd; + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + crd = startGrids(4); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() { + stopAllGrids(); + } + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); + + CacheConfiguration<Long, Person> ccfg = new CacheConfiguration<Long, Person>() + .setName(CACHE) + .setIndexedTypes(Long.class, Person.class) + .setAtomicityMode(TRANSACTIONAL) + .setCacheMode(REPLICATED); + + cfg.setCacheConfiguration(ccfg); + + return cfg; + } + + /** */ + @Test + public void testRangeQueriesWithoutDuplicates() throws Exception { + checkRangeQueries(1); + } + + /** */ + @Test + public void testRangeQueriesWithDuplicates() throws Exception { + checkRangeQueries(10); + } + + /** */ + @Test + public void testSetLimit() throws Exception { + GridTestUtils.assertThrows(log, () -> new IndexQuery<>(Person.class, IDX).setLimit(0), + IllegalArgumentException.class, "Limit must be positive."); + + int limit = 1 + new Random().nextInt(1000); + + GridTestUtils.assertThrows(log, () -> new IndexQuery<>(Person.class, IDX).setLimit(0 - limit), + IllegalArgumentException.class, "Limit must be positive."); + + IndexQuery<Long, Person> qry = new IndexQuery<>(Person.class, IDX); + + qry.setLimit(limit); + + assertEquals(limit, qry.getLimit()); + } + + /** */ + private void checkRangeQueries(int duplicates) throws Exception { + IndexQuery<Long, Person> qry = new IndexQuery<>(Person.class, IDX); + + // Add data + insertData(duplicates); + + // All + checkLimit(null, 0, CNT, duplicates); + + String fld = "id"; Review Comment: Can be inlined -- This is an automated message from the Apache Git Service. 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