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Posted to jira@kafka.apache.org by GitBox <gi...@apache.org> on 2021/07/18 13:41:51 UTC
[GitHub] [kafka] showuon commented on a change in pull request #11063: Add test to verify behavior of grace API
showuon commented on a change in pull request #11063:
URL: https://github.com/apache/kafka/pull/11063#discussion_r671818564
##########
File path: streams/src/test/java/org/apache/kafka/streams/integration/WindowedChangelogRetentionIntegrationTest.java
##########
@@ -0,0 +1,304 @@
+/*
+ * 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.kafka.streams.integration;
+
+import org.apache.kafka.clients.consumer.ConsumerConfig;
+import org.apache.kafka.common.config.TopicConfig;
+import org.apache.kafka.common.serialization.Serde;
+import org.apache.kafka.common.serialization.Serdes;
+import org.apache.kafka.common.utils.Bytes;
+import org.apache.kafka.streams.KafkaStreams;
+import org.apache.kafka.streams.KafkaStreams.State;
+import org.apache.kafka.streams.StreamsBuilder;
+import org.apache.kafka.streams.StreamsConfig;
+import org.apache.kafka.streams.Topology;
+import org.apache.kafka.streams.integration.utils.EmbeddedKafkaCluster;
+import org.apache.kafka.streams.integration.utils.IntegrationTestUtils;
+import org.apache.kafka.streams.kstream.Consumed;
+import org.apache.kafka.streams.kstream.Grouped;
+import org.apache.kafka.streams.kstream.JoinWindows;
+import org.apache.kafka.streams.kstream.KGroupedStream;
+import org.apache.kafka.streams.kstream.KStream;
+import org.apache.kafka.streams.kstream.KeyValueMapper;
+import org.apache.kafka.streams.kstream.Materialized;
+import org.apache.kafka.streams.kstream.Produced;
+import org.apache.kafka.streams.kstream.SessionWindows;
+import org.apache.kafka.streams.kstream.StreamJoined;
+import org.apache.kafka.streams.kstream.TimeWindows;
+import org.apache.kafka.streams.kstream.Windowed;
+import org.apache.kafka.streams.kstream.WindowedSerdes;
+import org.apache.kafka.streams.kstream.Windows;
+import org.apache.kafka.streams.kstream.internals.TimeWindow;
+import org.apache.kafka.streams.state.SessionStore;
+import org.apache.kafka.streams.state.WindowStore;
+import org.apache.kafka.test.IntegrationTest;
+import org.apache.kafka.test.MockMapper;
+import org.apache.kafka.test.TestUtils;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.junit.rules.TestName;
+
+import java.io.IOException;
+import java.time.Duration;
+import java.util.Collections;
+import java.util.Properties;
+
+import static org.apache.kafka.streams.integration.utils.IntegrationTestUtils.safeUniqueTestName;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+@SuppressWarnings("deprecation")
+@Category({IntegrationTest.class})
+public class WindowedChangelogRetentionIntegrationTest {
+ private static final int NUM_BROKERS = 1;
+ private static final Duration DEFAULT_RETENTION = Duration.ofDays(1);
+
+ public static final EmbeddedKafkaCluster CLUSTER = new EmbeddedKafkaCluster(NUM_BROKERS);
+
+ private StreamsBuilder builder;
+ private Properties streamsConfiguration;
+ private KafkaStreams kafkaStreams;
+ private String streamOneInput;
+ private String streamTwoInput;
+ private String outputTopic;
+ private KGroupedStream<String, String> groupedStream;
+
+ @Rule
+ public TestName testName = new TestName();
+
+ @BeforeClass
+ public static void startCluster() throws IOException {
+ CLUSTER.start();
+ }
+
+ @AfterClass
+ public static void closeCluster() {
+ CLUSTER.stop();
+ }
+
+ @Before
+ public void before() throws InterruptedException {
+ builder = new StreamsBuilder();
+ createTopics();
+ streamsConfiguration = new Properties();
+ final String safeTestName = safeUniqueTestName(getClass(), testName);
+ streamsConfiguration.put(StreamsConfig.APPLICATION_ID_CONFIG, "app-" + safeTestName);
+ streamsConfiguration.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, CLUSTER.bootstrapServers());
+ streamsConfiguration.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
+ streamsConfiguration.put(StreamsConfig.STATE_DIR_CONFIG, TestUtils.tempDirectory().getPath());
+ streamsConfiguration.put(StreamsConfig.CACHE_MAX_BYTES_BUFFERING_CONFIG, 0);
+ streamsConfiguration.put(StreamsConfig.COMMIT_INTERVAL_MS_CONFIG, 100);
+ streamsConfiguration.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String().getClass());
+ streamsConfiguration.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, Serdes.Integer().getClass());
+
+ final KeyValueMapper<Integer, String, String> mapper = MockMapper.selectValueMapper();
+ final KStream<Integer, String> stream = builder.stream(streamOneInput, Consumed.with(Serdes.Integer(), Serdes.String()));
+ groupedStream = stream.groupBy(mapper, Grouped.with(Serdes.String(), Serdes.String()));
+ }
+
+ @After
+ public void whenShuttingDown() throws Exception {
+ if (kafkaStreams != null) {
+ kafkaStreams.close();
+ }
+ IntegrationTestUtils.purgeLocalStreamsState(streamsConfiguration);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveRetentionOfWindowSizeIfWindowSizeLargerThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.plus(Duration.ofHours(1));
+ final Duration expectedRetention = windowSize;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveDefaultRetentionIfWindowSizeLessThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.minus(Duration.ofHours(1));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveRetentionOfWindowSizePlusGraceIfWindowSizePlusGraceLargerThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.plus(Duration.ofHours(1));
+ final Duration grace = Duration.ofHours(12);
+ final Duration expectedRetention = windowSize.plus(grace);
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize).grace(grace), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveDefaultRetentionIfWindowSizePlusGraceLessThanDefaultRetention() throws Exception {
+ final Duration grace = Duration.ofMillis(1000);
+ final Duration windowSize = DEFAULT_RETENTION.minus(grace).minus(Duration.ofMillis(500));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize).grace(grace), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionEvenIfLessThanDefaultRetention() throws Exception {
Review comment:
typo: `timeWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionEvenIfLessThanDefaultRetention` -> `timeWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionLessThanDefaultRetention`?
##########
File path: streams/src/test/java/org/apache/kafka/streams/integration/WindowedChangelogRetentionIntegrationTest.java
##########
@@ -0,0 +1,304 @@
+/*
+ * 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.kafka.streams.integration;
+
+import org.apache.kafka.clients.consumer.ConsumerConfig;
+import org.apache.kafka.common.config.TopicConfig;
+import org.apache.kafka.common.serialization.Serde;
+import org.apache.kafka.common.serialization.Serdes;
+import org.apache.kafka.common.utils.Bytes;
+import org.apache.kafka.streams.KafkaStreams;
+import org.apache.kafka.streams.KafkaStreams.State;
+import org.apache.kafka.streams.StreamsBuilder;
+import org.apache.kafka.streams.StreamsConfig;
+import org.apache.kafka.streams.Topology;
+import org.apache.kafka.streams.integration.utils.EmbeddedKafkaCluster;
+import org.apache.kafka.streams.integration.utils.IntegrationTestUtils;
+import org.apache.kafka.streams.kstream.Consumed;
+import org.apache.kafka.streams.kstream.Grouped;
+import org.apache.kafka.streams.kstream.JoinWindows;
+import org.apache.kafka.streams.kstream.KGroupedStream;
+import org.apache.kafka.streams.kstream.KStream;
+import org.apache.kafka.streams.kstream.KeyValueMapper;
+import org.apache.kafka.streams.kstream.Materialized;
+import org.apache.kafka.streams.kstream.Produced;
+import org.apache.kafka.streams.kstream.SessionWindows;
+import org.apache.kafka.streams.kstream.StreamJoined;
+import org.apache.kafka.streams.kstream.TimeWindows;
+import org.apache.kafka.streams.kstream.Windowed;
+import org.apache.kafka.streams.kstream.WindowedSerdes;
+import org.apache.kafka.streams.kstream.Windows;
+import org.apache.kafka.streams.kstream.internals.TimeWindow;
+import org.apache.kafka.streams.state.SessionStore;
+import org.apache.kafka.streams.state.WindowStore;
+import org.apache.kafka.test.IntegrationTest;
+import org.apache.kafka.test.MockMapper;
+import org.apache.kafka.test.TestUtils;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.junit.rules.TestName;
+
+import java.io.IOException;
+import java.time.Duration;
+import java.util.Collections;
+import java.util.Properties;
+
+import static org.apache.kafka.streams.integration.utils.IntegrationTestUtils.safeUniqueTestName;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.core.Is.is;
+
+@SuppressWarnings("deprecation")
+@Category({IntegrationTest.class})
+public class WindowedChangelogRetentionIntegrationTest {
+ private static final int NUM_BROKERS = 1;
+ private static final Duration DEFAULT_RETENTION = Duration.ofDays(1);
+
+ public static final EmbeddedKafkaCluster CLUSTER = new EmbeddedKafkaCluster(NUM_BROKERS);
+
+ private StreamsBuilder builder;
+ private Properties streamsConfiguration;
+ private KafkaStreams kafkaStreams;
+ private String streamOneInput;
+ private String streamTwoInput;
+ private String outputTopic;
+ private KGroupedStream<String, String> groupedStream;
+
+ @Rule
+ public TestName testName = new TestName();
+
+ @BeforeClass
+ public static void startCluster() throws IOException {
+ CLUSTER.start();
+ }
+
+ @AfterClass
+ public static void closeCluster() {
+ CLUSTER.stop();
+ }
+
+ @Before
+ public void before() throws InterruptedException {
+ builder = new StreamsBuilder();
+ createTopics();
+ streamsConfiguration = new Properties();
+ final String safeTestName = safeUniqueTestName(getClass(), testName);
+ streamsConfiguration.put(StreamsConfig.APPLICATION_ID_CONFIG, "app-" + safeTestName);
+ streamsConfiguration.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, CLUSTER.bootstrapServers());
+ streamsConfiguration.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
+ streamsConfiguration.put(StreamsConfig.STATE_DIR_CONFIG, TestUtils.tempDirectory().getPath());
+ streamsConfiguration.put(StreamsConfig.CACHE_MAX_BYTES_BUFFERING_CONFIG, 0);
+ streamsConfiguration.put(StreamsConfig.COMMIT_INTERVAL_MS_CONFIG, 100);
+ streamsConfiguration.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String().getClass());
+ streamsConfiguration.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, Serdes.Integer().getClass());
+
+ final KeyValueMapper<Integer, String, String> mapper = MockMapper.selectValueMapper();
+ final KStream<Integer, String> stream = builder.stream(streamOneInput, Consumed.with(Serdes.Integer(), Serdes.String()));
+ groupedStream = stream.groupBy(mapper, Grouped.with(Serdes.String(), Serdes.String()));
+ }
+
+ @After
+ public void whenShuttingDown() throws Exception {
+ if (kafkaStreams != null) {
+ kafkaStreams.close();
+ }
+ IntegrationTestUtils.purgeLocalStreamsState(streamsConfiguration);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveRetentionOfWindowSizeIfWindowSizeLargerThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.plus(Duration.ofHours(1));
+ final Duration expectedRetention = windowSize;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveDefaultRetentionIfWindowSizeLessThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.minus(Duration.ofHours(1));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveRetentionOfWindowSizePlusGraceIfWindowSizePlusGraceLargerThanDefaultRetention() throws Exception {
+ final Duration windowSize = DEFAULT_RETENTION.plus(Duration.ofHours(1));
+ final Duration grace = Duration.ofHours(12);
+ final Duration expectedRetention = windowSize.plus(grace);
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize).grace(grace), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveDefaultRetentionIfWindowSizePlusGraceLessThanDefaultRetention() throws Exception {
+ final Duration grace = Duration.ofMillis(1000);
+ final Duration windowSize = DEFAULT_RETENTION.minus(grace).minus(Duration.ofMillis(500));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize).grace(grace), null, expectedRetention);
+ }
+
+ @Test
+ public void timeWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionEvenIfLessThanDefaultRetention() throws Exception {
+ final Duration grace = Duration.ofHours(6);
+ final Duration windowSize = DEFAULT_RETENTION.minus(grace).minus(Duration.ofHours(1));
+ final Duration userSpecifiedRetention = windowSize.plus(grace).plus(Duration.ofHours(1));
+ final Duration expectedRetention = userSpecifiedRetention;
+ runAndVerifyTimeWindows(TimeWindows.of(windowSize).grace(grace), userSpecifiedRetention, expectedRetention);
+ }
+
+ private void runAndVerifyTimeWindows(final Windows<TimeWindow> window,
+ final Duration userSpecifiedRetention,
+ final Duration expectedRetention) throws Exception {
+ final String storeName = "windowed-store";
+ final Serde<Windowed<String>> windowedSerde = WindowedSerdes.timeWindowedSerdeFrom(String.class, window.size());
+ groupedStream.windowedBy(window)
+ .count(userSpecifiedRetention != null
+ ? Materialized.<String, Long, WindowStore<Bytes, byte[]>>as(storeName).withRetention(userSpecifiedRetention)
+ : Materialized.as(storeName))
+ .toStream()
+ .to(outputTopic, Produced.with(windowedSerde, Serdes.Long()));
+
+ startStreams();
+
+ verifyChangelogRetentionOfWindowedStore(storeName, expectedRetention);
+ }
+
+ @Test
+ public void sessionWindowedChangelogShouldHaveRetentionOfGapIfGapLargerThanDefaultRetention() throws Exception {
+ final Duration gap = DEFAULT_RETENTION.plus(Duration.ofHours(1));
+ final Duration expectedRetention = gap;
+ runAndVerifySessionWindows(SessionWindows.with(gap), null, expectedRetention);
+ }
+
+ @Test
+ public void sessionWindowedChangelogShouldHaveDefaultRetentionIfGapLessThanDefaultRetention() throws Exception {
+ final Duration gap = DEFAULT_RETENTION.minus(Duration.ofHours(1));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifySessionWindows(SessionWindows.with(gap), null, expectedRetention);
+ }
+
+ @Test
+ public void sessionWindowedChangelogShouldHaveDefaultRetentionIfGapPlusGraceLessThanDefaultRetention() throws Exception {
+ final Duration grace = Duration.ofHours(1);
+ final Duration gap = DEFAULT_RETENTION.minus(grace).minus(Duration.ofHours(1));
+ final Duration expectedRetention = DEFAULT_RETENTION;
+ runAndVerifySessionWindows(SessionWindows.with(gap).grace(grace), null, expectedRetention);
+ }
+
+ @Test
+ public void sessionWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionEvenIfLessThanDefaultRetention() throws Exception {
Review comment:
typo: `sessionWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionEvenIfLessThanDefaultRetention` -> `sessionWindowedChangelogShouldHaveUserSpecifiedRetentionIfUserSpecifiedRetentionLessThanDefaultRetention` ?
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