martongreber commented on code in PR #8: URL: https://github.com/apache/flink-connector-kudu/pull/8#discussion_r1981397597
########## flink-connector-kudu/src/test/java/org/apache/flink/connector/kudu/source/KuduSourceITCase.java: ########## @@ -0,0 +1,139 @@ +/* + * 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.connector.kudu.source; + +import org.apache.flink.api.common.JobID; +import org.apache.flink.api.common.eventtime.WatermarkStrategy; +import org.apache.flink.api.common.typeinfo.TypeInformation; +import org.apache.flink.api.connector.source.Boundedness; +import org.apache.flink.client.program.ClusterClient; +import org.apache.flink.connector.kudu.connector.converter.RowResultRowConverter; +import org.apache.flink.runtime.testutils.MiniClusterResourceConfiguration; +import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment; +import org.apache.flink.streaming.api.functions.sink.SinkFunction; +import org.apache.flink.test.junit5.InjectClusterClient; +import org.apache.flink.test.junit5.MiniClusterExtension; +import org.apache.flink.types.Row; + +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.RegisterExtension; + +import java.time.Duration; +import java.util.Queue; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ConcurrentLinkedDeque; +import java.util.function.Supplier; + +import static org.assertj.core.api.AssertionsForClassTypes.assertThat; + +/** IT cases for using Kudu Source. */ +public class KuduSourceITCase extends KuduSourceTestBase { + @RegisterExtension + private static final MiniClusterExtension MINI_CLUSTER_RESOURCE = + new MiniClusterExtension( + new MiniClusterResourceConfiguration.Builder() + .setNumberTaskManagers(2) + .build()); + + public static StreamExecutionEnvironment env; + + private static Queue<Row> collectedRecords; + + @BeforeEach + public void init() throws Exception { + super.init(); + env = StreamExecutionEnvironment.getExecutionEnvironment(); + collectedRecords = new ConcurrentLinkedDeque<>(); + } + + @Test + public void testRecordsFromSourceUnbounded(@InjectClusterClient ClusterClient<?> client) + throws Exception { + + KuduSource<Row> kuduSource = + new KuduSourceBuilder<Row>() + .setReaderConfig(getReaderConfig()) + .setTableInfo(getTableInfo()) + .setRowResultConverter(new RowResultRowConverter()) + .setBoundedness(Boundedness.CONTINUOUS_UNBOUNDED) + .setDiscoveryPeriod(Duration.ofSeconds(1)) + .build(); + + env.fromSource(kuduSource, WatermarkStrategy.noWatermarks(), "KuduSource") + .returns(TypeInformation.of(Row.class)) + .addSink(new TestingSinkFunction()); + + JobID jobID = env.executeAsync().getJobID(); + waitExpectation(() -> collectedRecords.size() == 10); + assertThat(collectedRecords.size()).isEqualTo(10); + insertRows(10); + waitExpectation(() -> collectedRecords.size() == 20); + assertThat(collectedRecords.size()).isEqualTo(20); + client.cancel(jobID); + } + + @Test + public void testRecordsFromSourceBounded() throws Exception { + + KuduSource<Row> kuduSource = + new KuduSourceBuilder<Row>() + .setReaderConfig(getReaderConfig()) + .setTableInfo(getTableInfo()) + .setRowResultConverter(new RowResultRowConverter()) + .build(); + + env.fromSource(kuduSource, WatermarkStrategy.noWatermarks(), "KuduSource") + .returns(TypeInformation.of(Row.class)) + .addSink(new TestingSinkFunction()); + + env.execute(); + assertThat(collectedRecords.size()).isEqualTo(10); + } + + private static void sleep(long millis) { + try { + Thread.sleep(millis); + } catch (InterruptedException e) { + throw new RuntimeException(e); + } + } + + private static void waitExpectation(Supplier<Boolean> condition) throws Exception { + CompletableFuture<Void> future = + CompletableFuture.runAsync( + () -> { + while (true) { + if (condition.get()) { + break; + } + sleep(50); + } Review Comment: done -- 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...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
