Examples with LocalDataSegmentPuller io.druid.segment.loading.LocalDataSegmentPuller used on opensource projects

Example 1 with LocalDataSegmentPuller

use of io.druid.segment.loading.LocalDataSegmentPuller in project druid by druid-io.

the class BatchDeltaIngestionTest method testIngestion.

private void testIngestion(HadoopDruidIndexerConfig config, List<ImmutableMap<String, Object>> expectedRowsGenerated, WindowedDataSegment windowedDataSegment) throws Exception {
    IndexGeneratorJob job = new IndexGeneratorJob(config);
    JobHelper.runJobs(ImmutableList.<Jobby>of(job), config);
    File segmentFolder = new File(String.format("%s/%s/%s_%s/%s/0", config.getSchema().getIOConfig().getSegmentOutputPath(), config.getSchema().getDataSchema().getDataSource(), INTERVAL_FULL.getStart().toString(), INTERVAL_FULL.getEnd().toString(), config.getSchema().getTuningConfig().getVersion()));
    Assert.assertTrue(segmentFolder.exists());
    File descriptor = new File(segmentFolder, "descriptor.json");
    File indexZip = new File(segmentFolder, "index.zip");
    Assert.assertTrue(descriptor.exists());
    Assert.assertTrue(indexZip.exists());
    DataSegment dataSegment = MAPPER.readValue(descriptor, DataSegment.class);
    Assert.assertEquals("website", dataSegment.getDataSource());
    Assert.assertEquals(config.getSchema().getTuningConfig().getVersion(), dataSegment.getVersion());
    Assert.assertEquals(INTERVAL_FULL, dataSegment.getInterval());
    Assert.assertEquals("local", dataSegment.getLoadSpec().get("type"));
    Assert.assertEquals(indexZip.getCanonicalPath(), dataSegment.getLoadSpec().get("path"));
    Assert.assertEquals("host", dataSegment.getDimensions().get(0));
    Assert.assertEquals("visited_sum", dataSegment.getMetrics().get(0));
    Assert.assertEquals("unique_hosts", dataSegment.getMetrics().get(1));
    Assert.assertEquals(Integer.valueOf(9), dataSegment.getBinaryVersion());
    HashBasedNumberedShardSpec spec = (HashBasedNumberedShardSpec) dataSegment.getShardSpec();
    Assert.assertEquals(0, spec.getPartitionNum());
    Assert.assertEquals(1, spec.getPartitions());
    File tmpUnzippedSegmentDir = temporaryFolder.newFolder();
    new LocalDataSegmentPuller().getSegmentFiles(dataSegment, tmpUnzippedSegmentDir);
    QueryableIndex index = INDEX_IO.loadIndex(tmpUnzippedSegmentDir);
    StorageAdapter adapter = new QueryableIndexStorageAdapter(index);
    Firehose firehose = new IngestSegmentFirehose(ImmutableList.of(new WindowedStorageAdapter(adapter, windowedDataSegment.getInterval())), ImmutableList.of("host"), ImmutableList.of("visited_sum", "unique_hosts"), null, Granularities.NONE);
    List<InputRow> rows = Lists.newArrayList();
    while (firehose.hasMore()) {
        rows.add(firehose.nextRow());
    }
    verifyRows(expectedRowsGenerated, rows);
}