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ASF GitHub Bot commented on GEODE-8867: --------------------------------------- sabbey37 commented on a change in pull request #5955: URL: https://github.com/apache/geode/pull/5955#discussion_r565504360 ########## File path: geode-redis/src/distributedTest/java/org/apache/geode/redis/internal/executor/hash/HlenDUnitTest.java ########## @@ -0,0 +1,170 @@ +/* + * 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.redis.internal.executor.hash; + +import static org.apache.geode.distributed.ConfigurationProperties.REDIS_PORT; +import static org.assertj.core.api.Assertions.assertThat; + +import java.util.HashMap; +import java.util.Map; +import java.util.concurrent.atomic.AtomicLong; + +import io.lettuce.core.ClientOptions; +import io.lettuce.core.RedisClient; +import io.lettuce.core.api.StatefulRedisConnection; +import io.lettuce.core.api.sync.RedisCommands; +import io.lettuce.core.resource.ClientResources; +import org.junit.AfterClass; +import org.junit.Before; +import org.junit.BeforeClass; +import org.junit.ClassRule; +import org.junit.Test; + +import org.apache.geode.internal.AvailablePortHelper; +import org.apache.geode.redis.ConcurrentLoopingThreads; +import org.apache.geode.redis.session.springRedisTestApplication.config.DUnitSocketAddressResolver; +import org.apache.geode.test.dunit.rules.MemberVM; +import org.apache.geode.test.dunit.rules.RedisClusterStartupRule; +import org.apache.geode.test.junit.rules.ExecutorServiceRule; + +public class HlenDUnitTest { + + @ClassRule + public static RedisClusterStartupRule cluster = new RedisClusterStartupRule(); + + @ClassRule + public static ExecutorServiceRule executor = new ExecutorServiceRule(); + + private static final int HASH_SIZE = 5000; + private static final int NUM_ITERATIONS = 50000; + private static MemberVM locator; + private static MemberVM server1; + private static MemberVM server2; + private static int[] redisPorts; + private static RedisCommands<String, String> lettuce; + private static StatefulRedisConnection<String, String> connection; + private static ClientResources resources; + + @BeforeClass + public static void classSetup() { + redisPorts = AvailablePortHelper.getRandomAvailableTCPPorts(3); + + String redisPort1 = String.valueOf(redisPorts[0]); + String redisPort2 = String.valueOf(redisPorts[1]); + + locator = cluster.startLocatorVM(0); + + server1 = startRedisVM(1, redisPorts[0]); + server2 = startRedisVM(2, redisPorts[1]); + + DUnitSocketAddressResolver dnsResolver = + new DUnitSocketAddressResolver(new String[] {redisPort2, redisPort1}); + + resources = ClientResources.builder().socketAddressResolver(dnsResolver).build(); + + RedisClient redisClient = RedisClient.create(resources, "redis://localhost"); + redisClient.setOptions(ClientOptions.builder().autoReconnect(true).build()); + + connection = redisClient.connect(); + lettuce = connection.sync(); + } + + private static MemberVM startRedisVM(int vmID, int redisPort) { + int locatorPort = locator.getPort(); + + return cluster.startRedisVM(vmID, (x) -> x + .withConnectionToLocator(locatorPort) + .withProperty(REDIS_PORT, "" + redisPort)); + } + + @Before + public void testSetup() { + lettuce.flushall(); + } + + @AfterClass + public static void tearDown() throws Exception { + resources.shutdown().get(); + connection.close(); + + server1.stop(); + server2.stop(); + } + + @Test + public void testConcurrentHLens_returnExpectedLength() { + AtomicLong client1Len = new AtomicLong(); + AtomicLong client2Len = new AtomicLong(); + + String key = "HLEN"; + + Map<String, String> setUpData = makeInitialHashMap(HASH_SIZE, "field", "value"); + + lettuce.hset(key, setUpData); + + new ConcurrentLoopingThreads(NUM_ITERATIONS, + i -> { + long len = lettuce.hlen(key); + client1Len.addAndGet(len); + }, + i -> { + long len = lettuce.hlen(key); + client2Len.addAndGet(len); + }) + .run(); + + assertThat(client1Len.get() + client2Len.get()).isEqualTo(NUM_ITERATIONS * HASH_SIZE * 2); + } + + @Test + public void testConcurrentHLen_whileAddingFields() { Review comment: I was just thinking, is there value in adding a concurrent HLEN test while deleting fields as well? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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For queries about this service, please contact Infrastructure at: us...@infra.apache.org > Unit/Integration/multi-node concurrency (Dunit) tests for **HLEN** command > -------------------------------------------------------------------------- > > Key: GEODE-8867 > URL: https://issues.apache.org/jira/browse/GEODE-8867 > Project: Geode > Issue Type: Test > Components: redis > Reporter: Helena Bales > Assignee: Helena Bales > Priority: Major > Labels: pull-request-available > > Write unit and integration tests. > Write dunit tests, to launch multi-node clusters, which test multiple > concurrent clients accessing different servers for the following command: > HLEN > A.C. > Tests are passing, and README/redis_api_for_geode.html.md.erb updated to > make command "supported", or > Stories in the backlog to fix the identified issues (with JIRA tickets) > and problem tests ignored -- This message was sent by Atlassian Jira (v8.3.4#803005)