reswqa commented on code in PR #21977: URL: https://github.com/apache/flink/pull/21977#discussion_r1112847462
########## flink-connectors/flink-connector-hive/src/test/java/org/apache/flink/connectors/hive/HiveTableCompactSinkTest.java: ########## @@ -0,0 +1,191 @@ +/* + * 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.flink.connectors.hive; + +import org.apache.flink.api.dag.Transformation; +import org.apache.flink.connector.file.table.batch.BatchSink; +import org.apache.flink.table.api.SqlDialect; +import org.apache.flink.table.api.TableEnvironment; +import org.apache.flink.table.api.internal.TableEnvironmentImpl; +import org.apache.flink.table.catalog.hive.HiveCatalog; +import org.apache.flink.table.catalog.hive.HiveTestUtils; +import org.apache.flink.table.operations.ModifyOperation; +import org.apache.flink.table.operations.Operation; +import org.apache.flink.table.planner.delegation.PlannerBase; +import org.apache.flink.util.TestLoggerExtension; + +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; + +import java.util.Collections; +import java.util.List; + +import static org.apache.flink.connector.file.table.FileSystemConnectorOptions.COMPACTION_PARALLELISM; +import static org.apache.flink.connector.file.table.FileSystemConnectorOptions.SINK_PARALLELISM; +import static org.assertj.core.api.Assertions.assertThat; + +/** Tests for {@link HiveTableSink} enable auto-compaction. */ +@ExtendWith(TestLoggerExtension.class) +class HiveTableCompactSinkTest { + /** + * Represents the parallelism need not check, it should follow the setting of planer or auto + * inference. + */ + public static final int NEED_NOT_CHECK_PARALLELISM = -1; + + private HiveCatalog catalog; + + private TableEnvironment tableEnv; + + @BeforeEach + void before() { + catalog = HiveTestUtils.createHiveCatalog(); + catalog.open(); + tableEnv = HiveTestUtils.createTableEnvInBatchMode(SqlDialect.HIVE); + tableEnv.registerCatalog(catalog.getName(), catalog); + tableEnv.useCatalog(catalog.getName()); + } + + @AfterEach + void after() { + if (catalog != null) { + catalog.close(); + } + } + + /** If only sink parallelism is set, compact operator should follow this setting. */ + @Test + void testOnlySetSinkParallelism() { + final int sinkParallelism = 4; + + tableEnv.executeSql( + String.format( + "CREATE TABLE src (" + + " key string," + + " value string" + + ") TBLPROPERTIES (" + + " 'auto-compaction' = 'true', " + + " '%s' = '%s' )", + SINK_PARALLELISM.key(), sinkParallelism)); + + assertSinkAndCompactOperatorParallelism(true, true, sinkParallelism, sinkParallelism); + } + + @Test + void testOnlySetCompactParallelism() { + final int compactParallelism = 4; + + tableEnv.executeSql( + String.format( + "CREATE TABLE src (" + + " key string," + + " value string" + + ") TBLPROPERTIES (" + + " 'auto-compaction' = 'true', " + + " '%s' = '%s' )", + COMPACTION_PARALLELISM.key(), compactParallelism)); + + assertSinkAndCompactOperatorParallelism( + false, true, NEED_NOT_CHECK_PARALLELISM, compactParallelism); + } + + @Test + void testSetBothSinkAndCompactParallelism() { + final int sinkParallelism = 8; + final int compactParallelism = 4; + + tableEnv.executeSql( + String.format( + "CREATE TABLE src (" + + " key string," + + " value string" + + ") TBLPROPERTIES (" + + " 'auto-compaction' = 'true', " + + " '%s' = '%s', " + + " '%s' = '%s' )", + SINK_PARALLELISM.key(), + sinkParallelism, + COMPACTION_PARALLELISM.key(), + compactParallelism)); + + assertSinkAndCompactOperatorParallelism(true, true, sinkParallelism, compactParallelism); + } + + @Test + void testSinkAndCompactAllNotSetParallelism() { + tableEnv.executeSql( + "CREATE TABLE src (" + + " key string," + + " value string" + + ") TBLPROPERTIES (" + + " 'auto-compaction' = 'true' )"); + assertSinkAndCompactOperatorParallelism( + false, false, NEED_NOT_CHECK_PARALLELISM, NEED_NOT_CHECK_PARALLELISM); + } + + private void assertSinkAndCompactOperatorParallelism( + boolean isSinkParallelismConfigured, + boolean isCompactParallelismConfigured, + int expectedSinkParallelism, + int expectedCompactParallelism) { + String statement = "insert into src values ('k1', 'v1'), ('k2', 'v2');"; + PlannerBase planner = (PlannerBase) ((TableEnvironmentImpl) tableEnv).getPlanner(); + planner.getExecEnv().setParallelism(10); + List<Operation> operations = planner.getParser().parse(statement); + List<Transformation<?>> transformations = + planner.translate(Collections.singletonList((ModifyOperation) (operations.get(0)))); + assertThat(transformations).hasSize(1); + Transformation<?> rootTransformation = transformations.get(0); + Transformation<?> compactTransformation = + findTransformationByName(rootTransformation, BatchSink.COMPACT_OP_NAME); + Transformation<?> hiveSinkTransformation = + findTransformationByName( + rootTransformation, HiveTableSink.BATCH_COMPACT_WRITER_OP_NAME); + assertThat(hiveSinkTransformation.isParallelismConfigured()) + .isEqualTo(isSinkParallelismConfigured); + assertThat(compactTransformation.isParallelismConfigured()) + .isEqualTo(isCompactParallelismConfigured); + if (isSinkParallelismConfigured) { Review Comment: Yes, it's just a placeholder. -- This is an automated message from the Apache Git Service. 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