test: Index more docs, so that it is less likely the search request

does not time out.

Closes #29221

Author: martijnvg

server/src/test/java/org/elasticsearch/search/SearchTimeoutIT.java

@@ -21,15 +21,12 @@
 
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.action.search.SearchResponse;
-import org.elasticsearch.action.search.SearchType;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.plugins.Plugin;
 import org.elasticsearch.script.MockScriptPlugin;
 import org.elasticsearch.script.Script;
 import org.elasticsearch.script.ScriptType;
-import org.elasticsearch.search.aggregations.AggregatorFactories;
-import org.elasticsearch.search.query.QueryPhaseExecutionException;
 import org.elasticsearch.test.ESIntegTestCase;
 
 import java.util.Collection;
@@ -57,7 +54,10 @@ protected Settings nodeSettings(int nodeOrdinal) {
     }
 
     public void testSimpleTimeout() throws Exception {
-        client().prepareIndex("test", "type", "1").setSource("field", "value").setRefreshPolicy(IMMEDIATE).get();
+        for (int i = 0; i < 32; i++) {
+            client().prepareIndex("test", "type", Integer.toString(i)).setSource("field", "value").get();
+        }
+        refresh("test");
 
         SearchResponse searchResponse = client().prepareSearch("test").setTimeout(new TimeValue(10, TimeUnit.MILLISECONDS))
                 .setQuery(scriptQuery(
@@ -66,19 +66,19 @@ public void testSimpleTimeout() throws Exception {
                 .execute().actionGet();
         assertThat(searchResponse.isTimedOut(), equalTo(true));
     }
-    
+
     public void testPartialResultsIntolerantTimeout() throws Exception {
         client().prepareIndex("test", "type", "1").setSource("field", "value").setRefreshPolicy(IMMEDIATE).get();
-        
-        ElasticsearchException ex = expectThrows(ElasticsearchException.class, () -> 
+
+        ElasticsearchException ex = expectThrows(ElasticsearchException.class, () ->
             client().prepareSearch("test").setTimeout(new TimeValue(10, TimeUnit.MILLISECONDS))
                 .setQuery(scriptQuery(
                         new Script(ScriptType.INLINE, "mockscript", SCRIPT_NAME, Collections.emptyMap())))
                     .setAllowPartialSearchResults(false) // this line causes timeouts to report failures
-                    .execute().actionGet() 
+                    .execute().actionGet()
                 );
         assertTrue(ex.toString().contains("Time exceeded"));
-    }    
+    }
 
     public static class ScriptedTimeoutPlugin extends MockScriptPlugin {
         static final String SCRIPT_NAME = "search_timeout";