vamossagar12 commented on code in PR #14966:
URL: https://github.com/apache/kafka/pull/14966#discussion_r1424389303
##########
connect/runtime/src/test/java/org/apache/kafka/connect/integration/OffsetsApiIntegrationTest.java:
##########
@@ -70,74 +80,115 @@ public class OffsetsApiIntegrationTest {
private static final long OFFSET_COMMIT_INTERVAL_MS =
TimeUnit.SECONDS.toMillis(1);
private static final long OFFSET_READ_TIMEOUT_MS =
TimeUnit.SECONDS.toMillis(30);
private static final int NUM_WORKERS = 3;
- private static final String CONNECTOR_NAME = "test-connector";
- private static final String TOPIC = "test-topic";
private static final int NUM_TASKS = 2;
private static final int NUM_RECORDS_PER_PARTITION = 10;
- private Map<String, String> workerProps;
- private EmbeddedConnectCluster.Builder connectBuilder;
+ private static final Map<Map<String, String>, EmbeddedConnectCluster>
CONNECT_CLUSTERS = new ConcurrentHashMap<>();
+ @Rule
+ public TestName currentTest = new TestName();
private EmbeddedConnectCluster connect;
+ private String connectorName;
+ private String topic;
@Before
public void setup() {
- Properties brokerProps = new Properties();
- brokerProps.put("transaction.state.log.replication.factor", "1");
- brokerProps.put("transaction.state.log.min.isr", "1");
-
- // setup Connect worker properties
- workerProps = new HashMap<>();
- workerProps.put(OFFSET_COMMIT_INTERVAL_MS_CONFIG,
String.valueOf(OFFSET_COMMIT_INTERVAL_MS));
-
- // build a Connect cluster backed by Kafka and Zk
- connectBuilder = new EmbeddedConnectCluster.Builder()
- .name("connect-cluster")
- .numWorkers(NUM_WORKERS)
- .brokerProps(brokerProps)
- .workerProps(workerProps);
+ connectorName = currentTest.getMethodName();
+ topic = currentTest.getMethodName();
+ connect = defaultConnectCluster();
}
@After
public void tearDown() {
- connect.stop();
+ Set<String> remainingConnectors = new HashSet<>(connect.connectors());
+ if (remainingConnectors.remove(connectorName)) {
+ connect.deleteConnector(connectorName);
+ }
+ try {
+ assertEquals(
+ "Some connectors were not properly cleaned up after this
test",
+ Collections.emptySet(),
+ remainingConnectors
+ );
+ } finally {
+ // Make a last-ditch effort to clean up the leaked connectors
+ // so as not to interfere with other test cases
+ remainingConnectors.forEach(connect::deleteConnector);
+ }
+ }
+
+ @AfterClass
+ public static void close() {
+ // stop all Connect, Kafka and Zk threads.
+ CONNECT_CLUSTERS.values().forEach(EmbeddedConnectCluster::stop);
+ }
+
+ private static EmbeddedConnectCluster
createOrReuseConnectWithWorkerProps(Map<String, String> workerProps) {
+ return CONNECT_CLUSTERS.computeIfAbsent(workerProps, props -> {
+ Properties brokerProps = new Properties();
+ brokerProps.put("transaction.state.log.replication.factor", "1");
+ brokerProps.put("transaction.state.log.min.isr", "1");
+
+ // Have to declare a new map since the passed-in one may be
immutable
+ Map<String, String> workerPropsWithDefaults = new
HashMap<>(workerProps);
+ // Enable fast offset commits by default
+
workerPropsWithDefaults.putIfAbsent(OFFSET_COMMIT_INTERVAL_MS_CONFIG,
String.valueOf(OFFSET_COMMIT_INTERVAL_MS));
+
+ EmbeddedConnectCluster result = new
EmbeddedConnectCluster.Builder()
Review Comment:
Ok, I saw `connect` in `ConnectRestartAPI` being used, that's why thought
we could use the same name. We can retain this.
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