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MINOR: Deflake streams admin api describe streams group with short timeout #20320

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MINOR: Deflake streams admin api describe streams group with short timeout #20320

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594b36f
create streams group
aliehsaeedii Aug 7, 2025
895abd9
address reviews
aliehsaeedii Sep 2, 2025
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48 changes: 30 additions & 18 deletions tools/src/test/java/org/apache/kafka/tools/streams/DescribeStreamsGroupTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,8 @@ public class DescribeStreamsGroupTest {
private static final String OUTPUT_TOPIC = "customOutputTopic";
private static final String INPUT_TOPIC_2 = "customInputTopic2";
private static final String OUTPUT_TOPIC_2 = "customOutputTopic2";
private static final String INPUT_TOPIC_3 = "customInputTopic3";
private static final String OUTPUT_TOPIC_3 = "customOutputTopic3";
private static String bootstrapServers;
@BeforeAll
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nit: missing empty line

public static void setup() throws Exception {
Expand All @@ -92,6 +94,7 @@ public static void setup() throws Exception {

@AfterAll
public static void closeCluster() {
cluster.deleteTopics(INPUT_TOPIC, OUTPUT_TOPIC, INPUT_TOPIC_2, OUTPUT_TOPIC_2, INPUT_TOPIC_3, OUTPUT_TOPIC_3);
streams.close();
cluster.stop();
cluster = null;
Expand Down Expand Up @@ -207,8 +210,6 @@ public void testDescribeStreamsGroupWithMembersAndVerboseOptions() throws Except
@Test
public void testDescribeMultipleStreamsGroupWithMembersAndVerboseOptions() throws Exception {
cluster.createTopic(INPUT_TOPIC_2, 1, 1);
KafkaStreams streams2 = new KafkaStreams(topology(INPUT_TOPIC_2, OUTPUT_TOPIC_2), streamsProp(APP_ID_2));
startApplicationAndWaitUntilRunning(streams2);

final List<String> expectedHeader = List.of("GROUP", "TARGET-ASSIGNMENT-EPOCH", "TOPOLOGY-EPOCH", "MEMBER", "MEMBER-PROTOCOL", "MEMBER-EPOCH", "PROCESS", "CLIENT-ID", "ASSIGNMENTS");
final Set<List<String>> expectedRows1 = Set.of(
Expand All @@ -224,18 +225,22 @@ public void testDescribeMultipleStreamsGroupWithMembersAndVerboseOptions() throw
// The member and process names as well as client-id are not deterministic, so we don't care about them.
final List<Integer> dontCares = List.of(3, 6, 7);

validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--members", "--verbose", "--group", APP_ID, "--group", APP_ID_2),
expectedHeader, expectedRowsMap, dontCares);
validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--verbose", "--members", "--group", APP_ID, "--group", APP_ID_2),
expectedHeader, expectedRowsMap, dontCares);
validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--verbose", "--members", "--all-groups"),
expectedHeader, expectedRowsMap, dontCares);

streams2.close();
streams2.cleanUp();
try (KafkaStreams streams2 = new KafkaStreams(topology(INPUT_TOPIC_2, OUTPUT_TOPIC_2), streamsProp(APP_ID_2))) {
startApplicationAndWaitUntilRunning(streams2);

validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--members", "--verbose", "--group", APP_ID, "--group", APP_ID_2),
expectedHeader, expectedRowsMap, dontCares);
validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--verbose", "--members", "--group", APP_ID, "--group", APP_ID_2),
expectedHeader, expectedRowsMap, dontCares);
validateDescribeOutput(
List.of("--bootstrap-server", bootstrapServers, "--describe", "--verbose", "--members", "--all-groups"),
expectedHeader, expectedRowsMap, dontCares);

streams2.close();
streams2.cleanUp();
}
}

@Test
Expand All @@ -252,10 +257,17 @@ public void testDescribeNonExistingStreamsGroup() {
}

@Test
public void testDescribeStreamsGroupWithShortTimeout() {
List<String> args = List.of("--bootstrap-server", bootstrapServers, "--describe", "--members", "--verbose", "--group", APP_ID, "--timeout", "1");
Throwable e = assertThrows(ExecutionException.class, () -> getStreamsGroupService(args.toArray(new String[0])).describeGroups());
assertEquals(TimeoutException.class, e.getCause().getClass());
public void testDescribeStreamsGroupWithShortTimeout() throws Exception {
cluster.createTopic(INPUT_TOPIC_2, 1, 1);
try (KafkaStreams streams2 = new KafkaStreams(topology(INPUT_TOPIC_2, OUTPUT_TOPIC_2), streamsProp(APP_ID_2))) {
startApplicationAndWaitUntilRunning(streams2);
List<String> args = List.of("--bootstrap-server", bootstrapServers, "--describe", "--members", "--verbose", "--group", APP_ID, "--timeout", "1");
Throwable e = assertThrows(ExecutionException.class, () -> getStreamsGroupService(args.toArray(new String[0])).describeGroups());
assertEquals(TimeoutException.class, e.getCause().getClass());

streams2.close();
streams2.cleanUp();
}
}

private static Topology topology(String inputTopic, String outputTopic) {
Expand Down