| /* |
| * 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.cassandra.distributed.upgrade; |
| |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Set; |
| |
| import org.junit.Test; |
| |
| import com.datastax.driver.core.ProtocolVersion; |
| import com.datastax.driver.core.QueryOptions; |
| import com.datastax.driver.core.ResultSet; |
| import com.datastax.driver.core.Row; |
| import com.datastax.driver.core.Session; |
| import com.datastax.driver.core.SimpleStatement; |
| import com.datastax.driver.core.Statement; |
| import org.apache.cassandra.distributed.api.ConsistencyLevel; |
| import org.apache.cassandra.distributed.shared.DistributedTestBase; |
| import org.apache.cassandra.distributed.shared.Versions; |
| |
| import static org.apache.cassandra.distributed.api.Feature.GOSSIP; |
| import static org.apache.cassandra.distributed.api.Feature.NATIVE_PROTOCOL; |
| import static org.apache.cassandra.distributed.api.Feature.NETWORK; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| public class PagingTest extends UpgradeTestBase |
| { |
| @Test |
| public void testReads() throws Throwable |
| { |
| new UpgradeTestBase.TestCase() |
| .nodes(2) |
| .upgrades(v22, v30) |
| .nodesToUpgrade(2) |
| .withConfig(config -> config.with(GOSSIP, NETWORK, NATIVE_PROTOCOL)) |
| .setup((cluster) -> { |
| cluster.disableAutoCompaction(DistributedTestBase.KEYSPACE); |
| cluster.schemaChange("CREATE TABLE " + DistributedTestBase.KEYSPACE + ".tbl (pk int, ck int, v text, PRIMARY KEY (pk, ck)) "); |
| for (int j = 0; j < 5000; j++) |
| { |
| for (int i = 0; i < 10; i++) |
| cluster.coordinator(1).execute("insert into " + DistributedTestBase.KEYSPACE + ".tbl (pk, ck, v) VALUES (" + j + ", " + i + ", 'hello')", ConsistencyLevel.ALL); |
| } |
| cluster.forEach(c -> c.flush(DistributedTestBase.KEYSPACE)); |
| checkDuplicates("BOTH ON 2.2"); |
| }) |
| .runAfterClusterUpgrade((cluster) -> checkDuplicates("MIXED MODE")) |
| .run(); |
| } |
| |
| private void checkDuplicates(String message) throws InterruptedException |
| { |
| Thread.sleep(5000); // sometimes one node doesn't have time come up properly? |
| try (com.datastax.driver.core.Cluster c = com.datastax.driver.core.Cluster.builder() |
| .addContactPoint("127.0.0.1") |
| .withProtocolVersion(ProtocolVersion.V3) |
| .withQueryOptions(new QueryOptions().setFetchSize(101)) |
| .build(); |
| Session s = c.connect()) |
| { |
| Statement stmt = new SimpleStatement("select distinct token(pk) from " + DistributedTestBase.KEYSPACE + ".tbl WHERE token(pk) > " + Long.MIN_VALUE + " AND token(pk) < " + Long.MAX_VALUE); |
| stmt.setConsistencyLevel(com.datastax.driver.core.ConsistencyLevel.ALL); |
| ResultSet res = s.execute(stmt); |
| Set<Object> seenTokens = new HashSet<>(); |
| Iterator<Row> rows = res.iterator(); |
| Set<Object> dupes = new HashSet<>(); |
| while (rows.hasNext()) |
| { |
| Object token = rows.next().getObject(0); |
| if (seenTokens.contains(token)) |
| dupes.add(token); |
| seenTokens.add(token); |
| } |
| assertEquals(message+": too few rows", 5000, seenTokens.size()); |
| assertTrue(message+": dupes is not empty", dupes.isEmpty()); |
| } |
| } |
| } |