maksaska commented on code in PR #311: URL: https://github.com/apache/ignite-extensions/pull/311#discussion_r2247306071
########## modules/cdc-ext/src/test/java/org/apache/ignite/cdc/postgres/CdcPostgreSqlReplicationTest.java: ########## @@ -0,0 +1,699 @@ +/* + * 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.cdc.postgres; + +import java.sql.ResultSet; +import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collection; +import java.util.Collections; +import java.util.EnumSet; +import java.util.HashSet; +import java.util.List; +import java.util.Objects; +import java.util.Set; +import java.util.function.Function; +import java.util.function.IntConsumer; +import java.util.function.Supplier; +import java.util.stream.Collectors; +import java.util.stream.IntStream; +import java.util.stream.Stream; +import io.zonky.test.db.postgres.embedded.EmbeddedPostgres; +import org.apache.ignite.IgniteCache; +import org.apache.ignite.IgniteCheckedException; +import org.apache.ignite.IgniteException; +import org.apache.ignite.cache.CacheAtomicityMode; +import org.apache.ignite.cache.QueryEntity; +import org.apache.ignite.cdc.postgresql.IgniteToPostgreSqlCdcConsumer; +import org.apache.ignite.cluster.ClusterState; +import org.apache.ignite.configuration.CacheConfiguration; +import org.apache.ignite.configuration.DataRegionConfiguration; +import org.apache.ignite.configuration.DataStorageConfiguration; +import org.apache.ignite.configuration.IgniteConfiguration; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.IgniteInternalFuture; +import org.apache.ignite.internal.IgniteInterruptedCheckedException; +import org.apache.ignite.internal.util.typedef.internal.A; +import org.junit.Test; +import org.junit.runner.RunWith; +import org.junit.runners.Parameterized; + +import static org.apache.ignite.cache.CacheAtomicityMode.ATOMIC; +import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; +import static org.apache.ignite.testframework.GridTestUtils.waitForCondition; + +/** */ +@RunWith(Parameterized.class) +public class CdcPostgreSqlReplicationTest extends CdcPostgreSqlReplicationAbstractTest { + /** */ + private static final int BACKUP = 0; + + /** */ + private static final String CACHE_MODE = "PARTITIONED"; + + /** */ + @Parameterized.Parameter() + public CacheAtomicityMode atomicity; + + /** */ + @Parameterized.Parameter(1) + public boolean createTables; + + /** @return Test parameters. */ + @Parameterized.Parameters(name = "atomicity={0}, createTables={1}") + public static Collection<?> parameters() { + List<Object[]> params = new ArrayList<>(); + + for (CacheAtomicityMode atomicity : EnumSet.of(ATOMIC, TRANSACTIONAL)) { + for (boolean createTables : new boolean[] {true, false}) + params.add(new Object[] {atomicity, createTables}); + } + + return params; + } + + /** */ + protected IgniteEx src; + + /** */ + protected EmbeddedPostgres postgres; + + /** {@inheritDoc} */ + @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { + IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); + + DataRegionConfiguration dataRegionConfiguration = new DataRegionConfiguration() + .setPersistenceEnabled(true) + .setCdcEnabled(true); + + DataStorageConfiguration dataStorageConfiguration = new DataStorageConfiguration() + .setWalForceArchiveTimeout(5_000) + .setDefaultDataRegionConfiguration(dataRegionConfiguration); + + cfg.setDataStorageConfiguration(dataStorageConfiguration); + cfg.setConsistentId(igniteInstanceName); + + return cfg; + } + + /** {@inheritDoc} */ + @Override protected IgniteToPostgreSqlCdcConsumer getCdcConsumerConfiguration() { + IgniteToPostgreSqlCdcConsumer cdcCfg = super.getCdcConsumerConfiguration(); + + cdcCfg.setCreateTables(createTables); + + return cdcCfg; + } + + /** {@inheritDoc} */ + @Override protected void beforeTest() throws Exception { + cleanPersistenceDir(); + + src = startGrid(0); + + src.cluster().state(ClusterState.ACTIVE); + + postgres = EmbeddedPostgres.builder().start(); + } + + /** {@inheritDoc} */ + @Override protected void afterTest() throws Exception { + stopAllGrids(); + + cleanPersistenceDir(); + + postgres.close(); + } + + /** */ + @Test + public void testSingleColumnKeyDataReplicationWithPrimaryFirst() throws Exception { + testSingleColumnKeyDataReplication(false); + } + + /** */ + @Test + public void testSingleColumnKeyDataReplicationWithPrimaryLast() throws Exception { + testSingleColumnKeyDataReplication(true); + } + + /** */ + public void testSingleColumnKeyDataReplication(boolean isPrimaryLast) throws Exception { + String[] tableFields; + + String insertQry = "INSERT INTO T1 VALUES(?, ?)"; + String updateQry; + + IntConsumer insert; + IntConsumer update; + + if (isPrimaryLast) { + tableFields = new String[] {"NAME VARCHAR(20)", "ID BIGINT PRIMARY KEY"}; + + updateQry = "MERGE INTO T1 (NAME, ID) VALUES (?, ?)"; + + insert = id -> executeOnIgnite(src, insertQry, "Name" + id, id); + update = id -> executeOnIgnite(src, updateQry, id + "Name", id); + } + else { + tableFields = new String[] {"ID BIGINT PRIMARY KEY", "NAME VARCHAR(20)"}; + + updateQry = "MERGE INTO T1 (ID, NAME) VALUES (?, ?)"; + + insert = id -> executeOnIgnite(src, insertQry, id, "Name" + id); + update = id -> executeOnIgnite(src, updateQry, id, id + "Name"); + } + + createTable("T1", tableFields, null, null, null); + + Supplier<Boolean> checkInsert = () -> checkSingleColumnKeyTable(id -> "Name" + id); + + Supplier<Boolean> checkUpdate = () -> checkSingleColumnKeyTable(id -> id + "Name"); + + testDataReplication("T1", insert, checkInsert, update, checkUpdate); + } + + /** */ + private boolean checkSingleColumnKeyTable(Function<Long, String> idToName) { + String qry = "SELECT ID, NAME FROM T1"; + + try (ResultSet res = selectOnPostgreSql(postgres, qry)) { + long cnt = 0; + + long id; + String curName; + + while (res.next()) { + id = res.getLong("ID"); + curName = res.getString("NAME"); + + if (!idToName.apply(id).equals(curName)) Review Comment: Yes, we can. 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