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Assert that replication requests are sent to the correct shard copies 

This commit adds tighter assertions in
TransportReplicationActionTests#runReplicateTest that replication
requests are sent to the correct shard copies.
This commit is contained in:
Jason Tedor 2016-01-06 10:55:38 -05:00
parent 75106daf9c
commit 6413adb5bc
1 changed files with 32 additions and 0 deletions
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32
core/src/test/java/org/elasticsearch/action/support/replication/TransportReplicationActionTests.java
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@ -67,6 +67,7 @@ import java.io.IOException;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
@ -77,6 +78,7 @@ import static org.elasticsearch.action.support.replication.ClusterStateCreationU
import static org.elasticsearch.action.support.replication.ClusterStateCreationUtils.stateWithStartedPrimary;
import static org.hamcrest.Matchers.arrayWithSize;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.notNullValue;
import static org.hamcrest.Matchers.nullValue;
@ -486,7 +488,37 @@ public class TransportReplicationActionTests extends ESTestCase {
replicationPhase.run();
final CapturingTransport.CapturedRequest[] capturedRequests = transport.capturedRequests();
transport.clear();
assertThat(capturedRequests.length, equalTo(assignedReplicas));
Set<String> nodesSentTo = new HashSet<>();
boolean executeOnReplica =
action.shouldExecuteReplication(clusterService.state().getMetaData().index(shardId.getIndex()).getSettings());
for (CapturingTransport.CapturedRequest capturedRequest : capturedRequests) {
// no duplicate requests
assertTrue(nodesSentTo.add(capturedRequest.node.getId()));
// the request is hitting the correct shard
Request replicationRequest = (Request)capturedRequest.request;
assertEquals(request.shardId, replicationRequest.shardId);
}
// requests were sent to the correct shard copies
List<ShardRouting> shards =
clusterService.state().getRoutingTable().index(shardId.getIndex()).shard(shardId.id()).shards();
for (ShardRouting shard : shards) {
if (!shard.primary() && !executeOnReplica) {
continue;
}
if (shard.unassigned()) {
continue;
}
if (!clusterService.state().getNodes().localNodeId().equals(shard.currentNodeId())) {
assertThat(nodesSentTo, hasItem(shard.currentNodeId()));
}
if (shard.relocating()) {
assertThat(nodesSentTo, hasItem(shard.relocatingNodeId()));
}
}
if (assignedReplicas > 0) {
assertThat("listener is done, but there are outstanding replicas", listener.isDone(), equalTo(false));
}