@Test
public void testPersistWithSegmentMetadata() throws Exception
{
final long timestamp = System.currentTimeMillis();
IncrementalIndex toPersist = IncrementalIndexTest.createIndex(null);
IncrementalIndexTest.populateIndex(timestamp, toPersist);
Map<String, Object> metadataElems = ImmutableMap.of("key", "value");
toPersist.getMetadata().putAll(metadataElems);
final File tempDir = temporaryFolder.newFolder();
QueryableIndex index = closer.closeLater(
indexIO.loadIndex(indexMerger.persist(toPersist, tempDir, indexSpec, null))
);
Assert.assertEquals(2, index.getColumnHolder(ColumnHolder.TIME_COLUMN_NAME).getLength());
Assert.assertEquals(Arrays.asList("dim1", "dim2"), Lists.newArrayList(index.getAvailableDimensions()));
Assert.assertEquals(3, index.getColumnNames().size());
assertDimCompression(index, indexSpec.getDimensionCompression());
Assert.assertEquals(
new Metadata(
metadataElems,
IncrementalIndexTest.getDefaultCombiningAggregatorFactories(),
null,
Granularities.NONE,
Boolean.TRUE
),
index.getMetadata()
);
}