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PHOENIX-7831 PhoenixQueryTimeoutIT wait for DelayedRegionObserver to load #2448

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PHOENIX-7831 PhoenixQueryTimeoutIT wait for DelayedRegionObserver to load #2448

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17 changes: 17 additions & 0 deletions phoenix-core/src/it/java/org/apache/phoenix/iterate/PhoenixQueryTimeoutIT.java
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@
import org.apache.hadoop.hbase.coprocessor.ObserverContext;
import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
import org.apache.hadoop.hbase.coprocessor.SimpleRegionObserver;
import org.apache.hadoop.hbase.regionserver.HRegion;
import org.apache.phoenix.coprocessorclient.BaseScannerRegionObserverConstants;
import org.apache.phoenix.end2end.NeedsOwnMiniClusterTest;
import org.apache.phoenix.end2end.ParallelStatsDisabledIT;
Expand Down Expand Up @@ -191,6 +192,22 @@ public void testScanningResultIteratorQueryTimeoutForPagingWithVeryLowTimeout()
DelayedRegionObserver.setDelay(5);
// Add delay on the server so that the query times out
TestUtil.addCoprocessor(conn, tableName, DelayedRegionObserver.class);
// modifyTable updates the master descriptor but region servers reopen
// asynchronously. Poll until the coprocessor is actually loaded.
final TableName tn = TableName.valueOf(tableName);
getUtility().waitFor(10000, 100, () -> {
List<HRegion> regions = getUtility().getHBaseCluster().getRegions(tn);
if (regions.isEmpty()) {
return false;
}
for (HRegion region : regions) {
if (region.getCoprocessorHost().findCoprocessor(
DelayedRegionObserver.class.getName()) == null) {
return false;
}
}
return true;
});
// Do not let BaseResultIterators throw Timeout Exception Let ScanningResultIterator handle
// it.
BaseResultIterators.setForTestingSetTimeoutToMaxToLetQueryPassHere(true);
Expand Down