Examples with LogEntryProto org.apache.ratis.shaded.proto.RaftProtos.LogEntryProto used on opensource projects

Example 36 with LogEntryProto

use of org.apache.ratis.shaded.proto.RaftProtos.LogEntryProto in project incubator-ratis by apache.

the class TestSegmentedRaftLog method testLoadLogSegments.

@Test
public void testLoadLogSegments() throws Exception {
    // first generate log files
    List<SegmentRange> ranges = prepareRanges(5, 100, 0);
    LogEntryProto[] entries = prepareLog(ranges);
    // create RaftLog object and load log file
    try (SegmentedRaftLog raftLog = new SegmentedRaftLog(peerId, null, storage, -1, properties)) {
        raftLog.open(RaftServerConstants.INVALID_LOG_INDEX, null);
        // check if log entries are loaded correctly
        for (LogEntryProto e : entries) {
            LogEntryProto entry = raftLog.get(e.getIndex());
            Assert.assertEquals(e, entry);
        }
        TermIndex[] termIndices = raftLog.getEntries(0, 500);
        LogEntryProto[] entriesFromLog = Arrays.stream(termIndices).map(ti -> {
            try {
                return raftLog.get(ti.getIndex());
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }).toArray(LogEntryProto[]::new);
        Assert.assertArrayEquals(entries, entriesFromLog);
        Assert.assertEquals(entries[entries.length - 1], getLastEntry(raftLog));
    }
}