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Wait for cluster to become quiescent between REST tests (#24148) 

[TEST] ensures REST tests wait for cluster state updates to finish
processing before moving to the next test
This commit is contained in:
Ali Beyad 2017-04-19 13:17:09 -04:00 committed by GitHub
parent c7e9231a86
commit 3c82eea5fb
1 changed files with 17 additions and 0 deletions
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17
test/framework/src/main/java/org/elasticsearch/test/rest/ESRestTestCase.java
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@ -125,6 +125,7 @@ public abstract class ESRestTestCase extends ESTestCase {
@After
public final void cleanUpCluster() throws Exception {
wipeCluster();
waitForClusterStateUpdatesToFinish();
logIfThereAreRunningTasks();
}
@ -253,6 +254,22 @@ public abstract class ESRestTestCase extends ESTestCase {
*/
}
/**
* Waits for the cluster state updates to have been processed, so that no cluster
* state updates are still in-progress when the next test starts.
*/
private void waitForClusterStateUpdatesToFinish() throws Exception {
assertBusy(() -> {
try {
Response response = adminClient().performRequest("GET", "_cluster/pending_tasks");
List<Object> tasks = (List<Object>) entityAsMap(response).get("tasks");
assertTrue(tasks.isEmpty());
} catch (IOException e) {
fail("cannot get cluster's pending tasks: " + e.getMessage());
}
});
}
/**
* Used to obtain settings for the REST client that is used to send REST requests.
*/