Examples with COMMIT org.apache.kafka.metalog.MockMetaLogManagerListener.COMMIT used on opensource projects

Example 1 with COMMIT

use of org.apache.kafka.metalog.MockMetaLogManagerListener.COMMIT in project kafka by apache.

the class LocalLogManagerTest method testCommits.

/**
 * Test that all the log managers see all the commits.
 */
@Test
public void testCommits() throws Exception {
    try (LocalLogManagerTestEnv env = LocalLogManagerTestEnv.createWithMockListeners(3, Optional.empty())) {
        LeaderAndEpoch leaderInfo = env.waitForLeader();
        int leaderId = leaderInfo.leaderId().orElseThrow(() -> new AssertionError("Current leader is undefined"));
        LocalLogManager activeLogManager = env.logManagers().get(leaderId);
        int epoch = activeLogManager.leaderAndEpoch().epoch();
        List<ApiMessageAndVersion> messages = Arrays.asList(new ApiMessageAndVersion(new RegisterBrokerRecord().setBrokerId(0), (short) 0), new ApiMessageAndVersion(new RegisterBrokerRecord().setBrokerId(1), (short) 0), new ApiMessageAndVersion(new RegisterBrokerRecord().setBrokerId(2), (short) 0));
        assertEquals(3, activeLogManager.scheduleAppend(epoch, messages));
        for (LocalLogManager logManager : env.logManagers()) {
            waitForLastCommittedOffset(3, logManager);
        }
        List<MockMetaLogManagerListener> listeners = env.logManagers().stream().map(m -> (MockMetaLogManagerListener) m.listeners().get(0)).collect(Collectors.toList());
        env.close();
        for (MockMetaLogManagerListener listener : listeners) {
            List<String> events = listener.serializedEvents();
            assertEquals(SHUTDOWN, events.get(events.size() - 1));
            int foundIndex = 0;
            for (String event : events) {
                if (event.startsWith(COMMIT)) {
                    assertEquals(messages.get(foundIndex).message().toString(), event.substring(COMMIT.length() + 1));
                    foundIndex++;
                }
            }
            assertEquals(messages.size(), foundIndex);
        }
    }
}