@Override public OffsetAndMetadata committed(TopicPartition partition, final Duration timeout) { return committed(partition); }
@Test public void testSimpleMock() { consumer.subscribe(Collections.singleton("test")); assertEquals(0, consumer.poll(Duration.ZERO).count()); consumer.rebalance(Arrays.asList(new TopicPartition("test", 0), new TopicPartition("test", 1))); // Mock consumers need to seek manually since they cannot automatically reset offsets HashMap<TopicPartition, Long> beginningOffsets = new HashMap<>(); beginningOffsets.put(new TopicPartition("test", 0), 0L); beginningOffsets.put(new TopicPartition("test", 1), 0L); consumer.updateBeginningOffsets(beginningOffsets); consumer.seek(new TopicPartition("test", 0), 0); ConsumerRecord<String, String> rec1 = new ConsumerRecord<>("test", 0, 0, 0L, TimestampType.CREATE_TIME, 0L, 0, 0, "key1", "value1"); ConsumerRecord<String, String> rec2 = new ConsumerRecord<>("test", 0, 1, 0L, TimestampType.CREATE_TIME, 0L, 0, 0, "key2", "value2"); consumer.addRecord(rec1); consumer.addRecord(rec2); ConsumerRecords<String, String> recs = consumer.poll(Duration.ofMillis(1)); Iterator<ConsumerRecord<String, String>> iter = recs.iterator(); assertEquals(rec1, iter.next()); assertEquals(rec2, iter.next()); assertFalse(iter.hasNext()); assertEquals(2L, consumer.position(new TopicPartition("test", 0))); consumer.commitSync(); assertEquals(2L, consumer.committed(new TopicPartition("test", 0)).offset()); }
@SuppressWarnings("deprecation") @Test public void testSimpleMockDeprecated() { consumer.subscribe(Collections.singleton("test")); assertEquals(0, consumer.poll(1000).count()); consumer.rebalance(Arrays.asList(new TopicPartition("test", 0), new TopicPartition("test", 1))); // Mock consumers need to seek manually since they cannot automatically reset offsets HashMap<TopicPartition, Long> beginningOffsets = new HashMap<>(); beginningOffsets.put(new TopicPartition("test", 0), 0L); beginningOffsets.put(new TopicPartition("test", 1), 0L); consumer.updateBeginningOffsets(beginningOffsets); consumer.seek(new TopicPartition("test", 0), 0); ConsumerRecord<String, String> rec1 = new ConsumerRecord<>("test", 0, 0, 0L, TimestampType.CREATE_TIME, 0L, 0, 0, "key1", "value1"); ConsumerRecord<String, String> rec2 = new ConsumerRecord<>("test", 0, 1, 0L, TimestampType.CREATE_TIME, 0L, 0, 0, "key2", "value2"); consumer.addRecord(rec1); consumer.addRecord(rec2); ConsumerRecords<String, String> recs = consumer.poll(1); Iterator<ConsumerRecord<String, String>> iter = recs.iterator(); assertEquals(rec1, iter.next()); assertEquals(rec2, iter.next()); assertFalse(iter.hasNext()); assertEquals(2L, consumer.position(new TopicPartition("test", 0))); consumer.commitSync(); assertEquals(2L, consumer.committed(new TopicPartition("test", 0)).offset()); }