| /* |
| * 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.geode.internal.cache; |
| |
| import static org.apache.geode.distributed.ConfigurationProperties.LOCATORS; |
| import static org.apache.geode.distributed.ConfigurationProperties.MCAST_PORT; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.util.Collection; |
| import java.util.Iterator; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TestName; |
| |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.cache.CacheFactory; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.RegionFactory; |
| import org.apache.geode.cache.RegionShortcut; |
| |
| /** |
| * Confirm that bug 34583 is fixed. Cause of bug is recursion is entries iterator that causes stack |
| * overflow. |
| * |
| * <p> |
| * TRAC #34583: StackOverflowError while performing region.put() at bridge client. |
| */ |
| public class RegionValuesIteratorAfterLocalInvalidateRegressionTest { |
| |
| private static final int PUT_COUNT = 25000; |
| |
| private Cache cache; |
| private Region<String, String> region; |
| |
| @Rule |
| public TestName testName = new TestName(); |
| |
| @Before |
| public void setUp() { |
| String uniqueName = getClass().getSimpleName() + "_" + testName.getMethodName(); |
| |
| cache = new CacheFactory().set(LOCATORS, "").set(MCAST_PORT, "0").create(); |
| |
| RegionFactory<String, String> regionFactory = cache.createRegionFactory(RegionShortcut.LOCAL); |
| region = regionFactory.create(uniqueName); |
| |
| for (int i = 1; i <= PUT_COUNT; i++) { |
| region.put("key" + i, "value" + i); |
| } |
| } |
| |
| @After |
| public void tearDown() { |
| cache.close(); |
| } |
| |
| @Test |
| public void testBunchOfInvalidEntries() throws Exception { |
| // make sure iterator works while values are valid |
| Collection<String> valuesBefore = region.values(); |
| assertThat(valuesBefore).hasSize(PUT_COUNT); |
| |
| int iteratorCount = 0; |
| for (Iterator iterator = valuesBefore.iterator(); iterator.hasNext(); iterator.next()) { |
| iteratorCount++; |
| } |
| |
| assertThat(iteratorCount).isEqualTo(PUT_COUNT); |
| |
| region.localInvalidateRegion(); |
| |
| // now we expect iterator to stackOverflow if bug 34583 exists |
| Collection<String> valuesAfter = region.values(); |
| assertThat(valuesAfter).isEmpty(); |
| |
| iteratorCount = 0; |
| for (Iterator iterator = valuesAfter.iterator(); iterator.hasNext(); iterator.next()) { |
| iteratorCount++; |
| } |
| |
| assertThat(iteratorCount).isZero(); |
| } |
| } |