frankvicky commented on code in PR #16227: URL: https://github.com/apache/kafka/pull/16227#discussion_r1632043299
########## clients/src/test/java/org/apache/kafka/clients/consumer/ConsumerRecordsTest.java: ########## @@ -35,28 +35,83 @@ public class ConsumerRecordsTest { @Test public void iterator() throws Exception { + String topic = "topic"; + int recordSize = 10; + int partitionSize = 10; + int emptyPartitionInterval = 3; + ConsumerRecords<Integer, String> records = buildTopicTestRecords(recordSize, partitionSize, emptyPartitionInterval, topic); + Iterator<ConsumerRecord<Integer, String>> iterator = records.iterator(); + + for (int count = 0; iterator.hasNext(); count++) { + if (count % emptyPartitionInterval != 0) { + int offset = 0; + for (; offset < recordSize; offset++) { + ConsumerRecord<Integer, String> record = iterator.next(); + assertEquals(count, record.partition()); + assertEquals(topic, record.topic()); + assertEquals(offset, record.offset()); + } + assertEquals(recordSize, offset); + } + } + } + @Test + public void testRecordsWithNullTopic() { + String nullTopic = null; Map<TopicPartition, List<ConsumerRecord<Integer, String>>> records = new LinkedHashMap<>(); + ConsumerRecords<Integer, String> consumerRecords = new ConsumerRecords<>(records); + IllegalArgumentException exception = assertThrows(IllegalArgumentException.class, () -> consumerRecords.records(nullTopic)); + assertEquals("Topic must be non-null.", exception.getMessage()); + } - String topic = "topic"; - records.put(new TopicPartition(topic, 0), new ArrayList<>()); - ConsumerRecord<Integer, String> record1 = new ConsumerRecord<>(topic, 1, 0, 0L, TimestampType.CREATE_TIME, - 0, 0, 1, "value1", new RecordHeaders(), Optional.empty()); - ConsumerRecord<Integer, String> record2 = new ConsumerRecord<>(topic, 1, 1, 0L, TimestampType.CREATE_TIME, - 0, 0, 2, "value2", new RecordHeaders(), Optional.empty()); - records.put(new TopicPartition(topic, 1), Arrays.asList(record1, record2)); - records.put(new TopicPartition(topic, 2), new ArrayList<>()); + @Test + public void testRecords() { + String[] topics = {"topic1", "topic2", "topic3", "topic4"}; + int recordSize = 3; + int partitionSize = 10; + int emptyPartitionInterval = 3; + ConsumerRecords<Integer, String> consumerRecords = buildTopicTestRecords(recordSize, partitionSize, emptyPartitionInterval, topics); - ConsumerRecords<Integer, String> consumerRecords = new ConsumerRecords<>(records); - Iterator<ConsumerRecord<Integer, String>> iter = consumerRecords.iterator(); - - int c = 0; - for (; iter.hasNext(); c++) { - ConsumerRecord<Integer, String> record = iter.next(); - assertEquals(1, record.partition()); - assertEquals(topic, record.topic()); - assertEquals(c, record.offset()); + for (String topic : topics) { + Iterable<ConsumerRecord<Integer, String>> records = consumerRecords.records(topic); + Iterator<ConsumerRecord<Integer, String>> iterator = records.iterator(); + + for (int count = 0; iterator.hasNext(); count++) { Review Comment: Sure, I will add the verification of it. -- 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: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org