Examples with Node org.opensearch.node.Node used on opensource projects

Example 21 with Node

use of org.opensearch.node.Node in project OpenSearch by opensearch-project.

the class IndicesServiceCloseTests method testCloseAfterRequestHasUsedQueryCache.

public void testCloseAfterRequestHasUsedQueryCache() throws Exception {
    Node node = startNode();
    IndicesService indicesService = node.injector().getInstance(IndicesService.class);
    assertEquals(1, indicesService.indicesRefCount.refCount());
    assertAcked(node.client().admin().indices().prepareCreate("test").setSettings(Settings.builder().put(SETTING_NUMBER_OF_SHARDS, 1).put(SETTING_NUMBER_OF_REPLICAS, 0).put(IndexModule.INDEX_QUERY_CACHE_EVERYTHING_SETTING.getKey(), true)));
    node.client().prepareIndex("test").setId("1").setSource(Collections.singletonMap("foo", 3L)).get();
    OpenSearchAssertions.assertAllSuccessful(node.client().admin().indices().prepareRefresh("test").get());
    assertEquals(2, indicesService.indicesRefCount.refCount());
    IndicesQueryCache cache = indicesService.getIndicesQueryCache();
    IndexService indexService = indicesService.iterator().next();
    IndexShard shard = indexService.getShard(0);
    Engine.Searcher searcher = shard.acquireSearcher("test");
    assertEquals(1, searcher.getIndexReader().maxDoc());
    Query query = LongPoint.newRangeQuery("foo", 0, 5);
    assertEquals(0L, cache.getStats(shard.shardId()).getCacheSize());
    searcher.count(query);
    assertEquals(1L, cache.getStats(shard.shardId()).getCacheSize());
    searcher.close();
    assertEquals(2, indicesService.indicesRefCount.refCount());
    assertEquals(1L, cache.getStats(shard.shardId()).getCacheSize());
    node.close();
    assertEquals(0, indicesService.indicesRefCount.refCount());
    assertEquals(0L, cache.getStats(shard.shardId()).getCacheSize());
}