| /* |
| * 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. |
| */ |
| |
| // |
| // DistinctAndNonDistinctQueryJUnitTest.java |
| // |
| package org.apache.geode.cache.query.functional; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.Scope; |
| import org.apache.geode.cache.query.CacheUtils; |
| import org.apache.geode.cache.query.IndexType; |
| import org.apache.geode.cache.query.Query; |
| import org.apache.geode.cache.query.QueryService; |
| import org.apache.geode.cache.query.SelectResults; |
| import org.apache.geode.test.junit.categories.OQLQueryTest; |
| |
| @Category({OQLQueryTest.class}) |
| public class DistinctAndNonDistinctQueryJUnitTest { |
| |
| static List data = |
| Arrays.asList(new String[] {"abcd", "bcdd", "cde", "de", "abcd", "bcdd", "cde", "de"}); |
| |
| public DistinctAndNonDistinctQueryJUnitTest() {} |
| |
| @Test |
| public void testDistinct() throws Exception { |
| String queryString = "select distinct * from $1"; |
| Query q = CacheUtils.getQueryService().newQuery(queryString); |
| SelectResults results = (SelectResults) q.execute(new Object[] {data}); |
| assertEquals(4, results.size()); |
| for (Iterator itr = data.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(1, results.occurrences(element)); |
| } |
| CacheUtils.closeCache(); |
| } |
| |
| @Test |
| public void testNonDistinct() throws Exception { |
| String queryString = "select * from $1"; |
| Query q = CacheUtils.getQueryService().newQuery(queryString); |
| SelectResults results = (SelectResults) q.execute(new Object[] {data}); |
| assertEquals(8, results.size()); |
| for (Iterator itr = data.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(2, results.occurrences(element)); |
| } |
| |
| queryString = "select ALL * from $1"; |
| q = CacheUtils.getQueryService().newQuery(queryString); |
| results = (SelectResults) q.execute(new Object[] {data}); |
| assertEquals(8, results.size()); |
| for (Iterator itr = data.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(2, results.occurrences(element)); |
| } |
| CacheUtils.closeCache(); |
| } |
| |
| @Test |
| public void testDistinctNonDistinctWithIndexes() throws Exception { |
| CacheUtils.startCache(); |
| Region rgn = |
| CacheUtils.createRegion("testDistinctNonDistinctWithIndexes", String.class, Scope.LOCAL); |
| QueryService qs = CacheUtils.getQueryService(); |
| qs.createIndex("length", IndexType.FUNCTIONAL, "length", "/testDistinctNonDistinctWithIndexes"); |
| |
| List filtered = new ArrayList(); |
| int i = 0; |
| for (Iterator itr = data.iterator(); itr.hasNext();) { |
| String s = (String) itr.next(); |
| if (s.length() <= 3) { |
| rgn.put(new Integer(i++), s); |
| filtered.add(s); |
| } |
| } |
| |
| String queryString = |
| "select distinct * from /testDistinctNonDistinctWithIndexes s " + " where 3 >= s.length"; |
| Query q = CacheUtils.getQueryService().newQuery(queryString); |
| SelectResults results = (SelectResults) q.execute(); |
| assertEquals(2, results.size()); |
| for (Iterator itr = filtered.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(1, results.occurrences(element)); |
| } |
| |
| queryString = |
| "select distinct * from /testDistinctNonDistinctWithIndexes " + "where 3 >= length"; |
| q = CacheUtils.getQueryService().newQuery(queryString); |
| results = (SelectResults) q.execute(); |
| assertEquals(2, results.size()); |
| for (Iterator itr = filtered.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(1, results.occurrences(element)); |
| } |
| |
| queryString = "select * from /testDistinctNonDistinctWithIndexes " + "where 3 >= length"; |
| q = CacheUtils.getQueryService().newQuery(queryString); |
| results = (SelectResults) q.execute(new Object[] {data}); |
| assertEquals(4, results.size()); |
| for (Iterator itr = filtered.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(2, results.occurrences(element)); |
| } |
| |
| queryString = "select ALL * from /testDistinctNonDistinctWithIndexes " + "where 3 >= length"; |
| q = CacheUtils.getQueryService().newQuery(queryString); |
| results = (SelectResults) q.execute(new Object[] {data}); |
| assertEquals(4, results.size()); |
| for (Iterator itr = filtered.iterator(); itr.hasNext();) { |
| Object element = itr.next(); |
| assertTrue(results.contains(element)); |
| assertEquals(2, results.occurrences(element)); |
| } |
| |
| CacheUtils.closeCache(); |
| } |
| } |