pvary commented on code in PR #10484: URL: https://github.com/apache/iceberg/pull/10484#discussion_r1701465612
########## flink/v1.19/flink/src/test/java/org/apache/iceberg/flink/maintenance/operator/TestTriggerManager.java: ########## @@ -0,0 +1,620 @@ +/* + * 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.iceberg.flink.maintenance.operator; + +import static org.apache.iceberg.flink.maintenance.operator.ConstantsForTests.DUMMY_NAME; +import static org.apache.iceberg.flink.maintenance.operator.ConstantsForTests.EVENT_TIME; +import static org.apache.iceberg.flink.maintenance.operator.ConstantsForTests.EVENT_TIME_2; +import static org.apache.iceberg.flink.maintenance.operator.TableMaintenanceMetrics.CONCURRENT_RUN_TRIGGERED; +import static org.apache.iceberg.flink.maintenance.operator.TableMaintenanceMetrics.GROUP_VALUE_DEFAULT; +import static org.apache.iceberg.flink.maintenance.operator.TableMaintenanceMetrics.NOTHING_TO_TRIGGER; +import static org.apache.iceberg.flink.maintenance.operator.TableMaintenanceMetrics.RATE_LIMITER_TRIGGERED; +import static org.apache.iceberg.flink.maintenance.operator.TableMaintenanceMetrics.TRIGGERED; +import static org.assertj.core.api.Assertions.assertThat; + +import java.io.IOException; +import java.time.Duration; +import java.util.Iterator; +import java.util.List; +import java.util.stream.Stream; +import org.apache.flink.api.common.typeinfo.TypeInformation; +import org.apache.flink.api.common.typeinfo.Types; +import org.apache.flink.core.execution.JobClient; +import org.apache.flink.runtime.checkpoint.OperatorSubtaskState; +import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; +import org.apache.flink.streaming.api.operators.KeyedProcessOperator; +import org.apache.flink.streaming.util.KeyedOneInputStreamOperatorTestHarness; +import org.apache.flink.streaming.util.OneInputStreamOperatorTestHarness; +import org.apache.iceberg.SerializableTable; +import org.apache.iceberg.Snapshot; +import org.apache.iceberg.flink.TableLoader; +import org.apache.iceberg.relocated.com.google.common.collect.ImmutableMap; +import org.apache.iceberg.relocated.com.google.common.collect.Lists; +import org.awaitility.Awaitility; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.params.ParameterizedTest; +import org.junit.jupiter.params.provider.Arguments; +import org.junit.jupiter.params.provider.MethodSource; + +class TestTriggerManager extends OperatorTestBase { + private static final long DELAY = 10L; + private static final String NAME_1 = "name1"; + private static final String NAME_2 = "name2"; + private long processingTime = 0L; + private TriggerLockFactory lockFactory; + private TriggerLockFactory.Lock lock; + private TriggerLockFactory.Lock recoveringLock; + + @BeforeEach + void before() { + sql.exec("CREATE TABLE %s (id int, data varchar)", TABLE_NAME); + this.lockFactory = new TagBasedLockFactory(sql.tableLoader(TABLE_NAME)); + lockFactory.open(); + this.lock = lockFactory.createLock(); + this.recoveringLock = lockFactory.createRecoveryLock(); + lock.unlock(); + recoveringLock.unlock(); + MetricsReporterFactoryForTests.reset(); + } + + @AfterEach + void after() throws IOException { + lockFactory.close(); + } + + @Test + void testCommitNumber() throws Exception { + TriggerManager manager = + manager( + sql.tableLoader(TABLE_NAME), new TriggerEvaluator.Builder().commitNumber(3).build()); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(1).build(), 0); + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(2).build(), 1); + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(3).build(), 2); + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(10).build(), 3); + + // No trigger in this case + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(1).build(), 3); + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(1).build(), 3); + + addEventAndCheckResult(testHarness, TableChange.builder().commitNum(1).build(), 4); + } + } + + @Test + void testFileNumber() throws Exception { + TriggerManager manager = + manager(sql.tableLoader(TABLE_NAME), new TriggerEvaluator.Builder().fileNumber(3).build()); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + addEventAndCheckResult(testHarness, TableChange.builder().dataFileNum(1).build(), 0); + + addEventAndCheckResult( + testHarness, TableChange.builder().dataFileNum(1).deleteFileNum(1).build(), 1); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(3).build(), 2); + addEventAndCheckResult( + testHarness, TableChange.builder().dataFileNum(5).deleteFileNum(7).build(), 3); + + // No trigger in this case + addEventAndCheckResult(testHarness, TableChange.builder().dataFileNum(1).build(), 3); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(1).build(), 3); + + addEventAndCheckResult(testHarness, TableChange.builder().dataFileNum(1).build(), 4); + } + } + + @Test + void testFileSize() throws Exception { + TriggerManager manager = + manager(sql.tableLoader(TABLE_NAME), new TriggerEvaluator.Builder().fileSize(3).build()); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + addEventAndCheckResult(testHarness, TableChange.builder().dataFileSize(1L).build(), 0); + addEventAndCheckResult( + testHarness, TableChange.builder().dataFileSize(1L).deleteFileSize(1L).build(), 1); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileSize(3L).build(), 2); + addEventAndCheckResult( + testHarness, TableChange.builder().dataFileSize(5L).deleteFileSize(7L).build(), 3); + + // No trigger in this case + addEventAndCheckResult(testHarness, TableChange.builder().dataFileSize(1L).build(), 3); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileSize(1L).build(), 3); + + addEventAndCheckResult(testHarness, TableChange.builder().dataFileSize(1L).build(), 4); + } + } + + @Test + void testDeleteFileNumber() throws Exception { + TriggerManager manager = + manager( + sql.tableLoader(TABLE_NAME), + new TriggerEvaluator.Builder().deleteFileNumber(3).build()); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + addEventAndCheckResult( + testHarness, TableChange.builder().dataFileNum(3).deleteFileNum(1).build(), 0); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(2).build(), 1); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(3).build(), 2); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(10).build(), 3); + + // No trigger in this case + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(1).build(), 3); + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(1).build(), 3); + + addEventAndCheckResult(testHarness, TableChange.builder().deleteFileNum(1).build(), 4); + } + } + + @Test + void testTimeout() throws Exception { + TriggerManager manager = + manager( + sql.tableLoader(TABLE_NAME), + new TriggerEvaluator.Builder().timeout(Duration.ofSeconds(1)).build()); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + TableChange event = TableChange.builder().dataFileSize(1).commitNum(1).build(); + + // Wait for some time + testHarness.processElement(event, EVENT_TIME); + assertThat(testHarness.extractOutputValues()).isEmpty(); + + // Wait for the timeout to expire + long newTime = EVENT_TIME + Duration.ofSeconds(1).toMillis(); + testHarness.setProcessingTime(newTime); + testHarness.processElement(event, newTime); + assertThat(testHarness.extractOutputValues()).hasSize(1); + + // Remove the lock to allow the next trigger + lock.unlock(); + + // Send a new event + testHarness.setProcessingTime(newTime + 1); + testHarness.processElement(event, newTime); + + // No trigger yet + assertThat(testHarness.extractOutputValues()).hasSize(1); + + // Send a new event + newTime += Duration.ofSeconds(1).toMillis(); + testHarness.setProcessingTime(newTime); + testHarness.processElement(event, newTime); + + // New trigger should arrive + assertThat(testHarness.extractOutputValues()).hasSize(2); + } + } + + @Test + void testStateRestore() throws Exception { + TableLoader tableLoader = sql.tableLoader(TABLE_NAME); + TriggerManager manager = manager(tableLoader); + OperatorSubtaskState state; + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.open(); + + testHarness.processElement( + TableChange.builder().dataFileSize(1).commitNum(1).build(), EVENT_TIME); + + assertThat(testHarness.extractOutputValues()).isEmpty(); + + state = testHarness.snapshot(1, EVENT_TIME); + } + + // Restore the state, write some more data, create a checkpoint, check the data which is written + manager = manager(tableLoader); + try (KeyedOneInputStreamOperatorTestHarness<Boolean, TableChange, Trigger> testHarness = + harness(manager)) { + testHarness.initializeState(state); + testHarness.open(); + + // Arrives the first real change + testHarness.processElement(TableChange.builder().commitNum(1).build(), EVENT_TIME_2); + assertTriggers( + testHarness.extractOutputValues(), + Lists.newArrayList(Trigger.recovery(testHarness.getProcessingTime()))); + + // Remove the lock to allow the next trigger + recoveringLock.unlock(); + testHarness.setProcessingTime(EVENT_TIME_2); + assertThat(testHarness.extractOutputValues()).hasSize(2); Review Comment: Added: ``` // At this point the output contains the recovery trigger and the real trigger ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org
