tang7526 commented on a change in pull request #10588:
URL: https://github.com/apache/kafka/pull/10588#discussion_r652487133
##########
File path: tools/src/main/java/org/apache/kafka/tools/ProducerPerformance.java
##########
@@ -190,8 +159,66 @@ public static void main(String[] args) throws Exception {
}
+ KafkaProducer<byte[], byte[]> createKafkaProducer(Properties props) {
+ return new KafkaProducer<>(props);
+ }
+
+ static byte[] generateRandomPayload(Integer recordSize, List<byte[]>
payloadByteList, byte[] payload,
+ Random random) {
+ if (!payloadByteList.isEmpty()) {
+ payload =
payloadByteList.get(random.nextInt(payloadByteList.size()));
+ } else if (recordSize != null) {
+ for (int j = 0; j < payload.length; ++j)
+ payload[j] = (byte) (random.nextInt(26) + 65);
+ } else {
+ throw new IllegalArgumentException("no payload File Path or record
Size provided");
+ }
+ return payload;
+ }
+
+ static Properties readProps(List<String> producerProps, String
producerConfig, String transactionalId,
+ boolean transactionsEnabled) throws IOException {
+ Properties props = new Properties();
+ if (producerConfig != null) {
+ props.putAll(Utils.loadProps(producerConfig));
+ }
+ if (producerProps != null)
+ for (String prop : producerProps) {
+ String[] pieces = prop.split("=");
+ if (pieces.length != 2)
+ throw new IllegalArgumentException("Invalid property: " +
prop);
+ props.put(pieces[0], pieces[1]);
+ }
+
+ props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,
"org.apache.kafka.common.serialization.ByteArraySerializer");
+ props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,
"org.apache.kafka.common.serialization.ByteArraySerializer");
+ if (transactionsEnabled)
Review comment:
Done.
##########
File path:
tools/src/test/java/org/apache/kafka/tools/ProducerPerformanceTest.java
##########
@@ -0,0 +1,152 @@
+/*
+ * 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.tools;
+
+import org.apache.kafka.clients.producer.KafkaProducer;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.Spy;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import net.sourceforge.argparse4j.inf.ArgumentParser;
+import net.sourceforge.argparse4j.inf.ArgumentParserException;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Properties;
+import java.util.Random;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+@ExtendWith(MockitoExtension.class)
+public class ProducerPerformanceTest {
+
+ @Mock
+ KafkaProducer<byte[], byte[]> producerMock;
+
+ @Spy
+ ProducerPerformance producerPerformanceSpy;
+
+ private File createTempFile(String contents) throws IOException {
+ File file = File.createTempFile("ProducerPerformanceTest", ".tmp");
+ file.deleteOnExit();
+ Files.write(file.toPath(), contents.getBytes());
+ return file;
+ }
+
+ @Test
+ public void testReadPayloadFile() throws Exception {
+ File payloadFile = createTempFile("Hello\nKafka");
+ String payloadFilePath = payloadFile.getAbsolutePath();
+ String payloadDelimiter = "\n";
+
+ List<byte[]> payloadByteList =
ProducerPerformance.readPayloadFile(payloadFilePath, payloadDelimiter);
+
+ assertEquals(2, payloadByteList.size());
+ assertEquals("Hello", new String(payloadByteList.get(0)));
+ assertEquals("Kafka", new String(payloadByteList.get(1)));
+ }
+
+ @Test
+ public void testReadProps() throws Exception {
+
+ List<String> producerProps =
Collections.singletonList("bootstrap.servers=localhost:9000");
+ String producerConfig = createTempFile("acks=1").getAbsolutePath();
+ String transactionalId = "1234";
+ boolean transactionsEnabled = true;
+
+ Properties prop = ProducerPerformance.readProps(producerProps,
producerConfig, transactionalId, transactionsEnabled);
+
+ assertNotNull(prop);
+ assertEquals(5, prop.size());
+ }
+
+ @Test
+ public void testNumberOfCallsForSendAndClose() throws IOException {
+
+ doReturn(null).when(producerMock).send(any(), any());
+
doReturn(producerMock).when(producerPerformanceSpy).createKafkaProducer(any(Properties.class));
+
+ String[] args = new String[] {"--topic", "Hello-Kafka",
"--num-records", "5", "--throughput", "100", "--record-size", "100",
"--producer-props", "bootstrap.servers=localhost:9000"};
+ producerPerformanceSpy.start(args);
+ verify(producerMock, times(5)).send(any(), any());
+ verify(producerMock, times(1)).close();
+ }
+
+ @Test
+ public void testUnexpectedArg() {
+
+ String[] args = new String[] {"--test", "test", "--topic",
"Hello-Kafka", "--num-records", "5", "--throughput", "100", "--record-size",
"100", "--producer-props", "bootstrap.servers=localhost:9000"};
+ ArgumentParser parser = ProducerPerformance.argParser();
+ ArgumentParserException thrown =
assertThrows(ArgumentParserException.class, () -> parser.parseArgs(args));
+ assertEquals("unrecognized arguments: '--test'", thrown.getMessage());
+ }
+
+ @Test
+ public void testGenerateRandomPayloadByPayloadFile() {
+
+ Integer recordSize = null;
+ String inputString = "Hello Kafka";
+ byte[] byteArrray = inputString.getBytes(StandardCharsets.UTF_8);
+ List<byte[]> payloadByteList = new ArrayList<>();
+ payloadByteList.add(byteArrray);
+ byte[] payload = null;
+ Random random = new Random(0);
+
+ payload = ProducerPerformance.generateRandomPayload(recordSize,
payloadByteList, payload, random);
+ assertEquals("Hello Kafka", new String(payload));
Review comment:
Done.
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