Github user nsoft commented on a diff in the pull request:
https://github.com/apache/lucene-solr/pull/433#discussion_r213405495
--- Diff:
solr/core/src/test/org/apache/solr/update/processor/TimeRoutedAliasUpdateProcessorTest.java
---
@@ -322,6 +325,104 @@ public void testSliceRouting() throws Exception {
}
}
+ @Test
+ public void testPreemptiveCreation() throws Exception {
+ String configName = TimeRoutedAliasUpdateProcessorTest.configName +
getTestName();
+ createConfigSet(configName);
+
+ final int numShards = 1 ;
+ final int numReplicas = 1 ;
+ CollectionAdminRequest.createTimeRoutedAlias(alias,
"2017-10-23T00:00:00Z", "+1DAY", timeField,
+ CollectionAdminRequest.createCollection("_unused_", configName,
numShards, numReplicas)
+
.setMaxShardsPerNode(numReplicas)).setPreemptiveCreateWindow("3HOUR")
+ .process(solrClient);
+
+ // cause some collections to be created
+ assertUpdateResponse(solrClient.add(alias,
+ sdoc("id","1","timestamp_dt", "2017-10-25T00:00:00Z")
--- End diff --
comments (now below) address the purpose of each collection
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