Ensure all query builder tests consider older versions. (#66401)

This PR removes outdated overrides in some tests that prevent them from testing
older index versions. Also removes an old comment + logic from
AggregatorFactoriesTests.

modules/parent-join/src/test/java/org/elasticsearch/join/query/HasChildQueryBuilderTests.java

@@ -33,7 +33,6 @@ import org.apache.lucene.search.similarities.PerFieldSimilarityWrapper;
 import org.apache.lucene.search.similarities.Similarity;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.Version;
-import org.elasticsearch.cluster.metadata.IndexMetadata;
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.compress.CompressedXContent;
 import org.elasticsearch.common.settings.Settings;
@@ -90,14 +89,6 @@ public class HasChildQueryBuilderTests extends AbstractQueryTestCase<HasChildQue
         return Arrays.asList(ParentJoinPlugin.class, TestGeoShapeFieldMapperPlugin.class);
     }
 
-    @Override
-    protected Settings createTestIndexSettings() {
-        return Settings.builder()
-            .put(super.createTestIndexSettings())
-            .put(IndexMetadata.SETTING_VERSION_CREATED, Version.CURRENT)
-            .build();
-    }
-
     @Override
     protected void initializeAdditionalMappings(MapperService mapperService) throws IOException {
         similarity = randomFrom("boolean", "BM25");

modules/parent-join/src/test/java/org/elasticsearch/join/query/HasParentQueryBuilderTests.java

@@ -24,10 +24,8 @@ import org.apache.lucene.search.Query;
 import org.apache.lucene.search.join.ScoreMode;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.Version;
-import org.elasticsearch.cluster.metadata.IndexMetadata;
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.compress.CompressedXContent;
-import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.index.mapper.MapperService;
 import org.elasticsearch.index.query.IdsQueryBuilder;
@@ -75,14 +73,6 @@ public class HasParentQueryBuilderTests extends AbstractQueryTestCase<HasParentQ
         return Arrays.asList(ParentJoinPlugin.class, TestGeoShapeFieldMapperPlugin.class);
     }
 
-    @Override
-    protected Settings createTestIndexSettings() {
-        return Settings.builder()
-            .put(super.createTestIndexSettings())
-            .put(IndexMetadata.SETTING_VERSION_CREATED, Version.CURRENT)
-            .build();
-    }
-
     @Override
     protected void initializeAdditionalMappings(MapperService mapperService) throws IOException {
         XContentBuilder mapping = jsonBuilder().startObject().startObject("_doc").startObject("properties")

modules/parent-join/src/test/java/org/elasticsearch/join/query/ParentIdQueryBuilderTests.java

@@ -26,11 +26,8 @@ import org.apache.lucene.search.MatchNoDocsQuery;
 import org.apache.lucene.search.Query;
 import org.apache.lucene.search.TermQuery;
 import org.elasticsearch.ElasticsearchException;
-import org.elasticsearch.Version;
-import org.elasticsearch.cluster.metadata.IndexMetadata;
 import org.elasticsearch.common.Strings;
 import org.elasticsearch.common.compress.CompressedXContent;
-import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.xcontent.XContentBuilder;
 import org.elasticsearch.index.mapper.MapperService;
 import org.elasticsearch.index.query.QueryShardContext;
@@ -65,14 +62,6 @@ public class ParentIdQueryBuilderTests extends AbstractQueryTestCase<ParentIdQue
         return Arrays.asList(ParentJoinPlugin.class, TestGeoShapeFieldMapperPlugin.class);
     }
 
-    @Override
-    protected Settings createTestIndexSettings() {
-        return Settings.builder()
-            .put(super.createTestIndexSettings())
-            .put(IndexMetadata.SETTING_VERSION_CREATED, Version.CURRENT)
-            .build();
-    }
-
     @Override
     protected void initializeAdditionalMappings(MapperService mapperService) throws IOException {
         XContentBuilder mapping = jsonBuilder().startObject().startObject("_doc").startObject("properties")

server/src/test/java/org/elasticsearch/index/query/GeoShapeQueryBuilderTests.java

@@ -48,10 +48,8 @@ import org.locationtech.jts.geom.Coordinate;
 
 import java.io.IOException;
 
-import static org.apache.lucene.util.LuceneTestCase.random;
 import static org.hamcrest.CoreMatchers.instanceOf;
 import static org.hamcrest.CoreMatchers.notNullValue;
-import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.Matchers.anyOf;
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;

server/src/test/java/org/elasticsearch/search/aggregations/AggregatorFactoriesTests.java

@@ -64,23 +64,13 @@ import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.instanceOf;
 
 public class AggregatorFactoriesTests extends ESTestCase {
-    private String[] currentTypes;
-
     private NamedXContentRegistry xContentRegistry;
+
     @Override
     public void setUp() throws Exception {
         super.setUp();
-        // we have to prefer CURRENT since with the range of versions we support
-        // it's rather unlikely to get the current actually.
         Settings settings = Settings.builder().put("node.name", AbstractQueryTestCase.class.toString())
                 .put(Environment.PATH_HOME_SETTING.getKey(), createTempDir()).build();
-        // create some random type with some default field, those types will
-        // stick around for all of the subclasses
-        currentTypes = new String[randomIntBetween(0, 5)];
-        for (int i = 0; i < currentTypes.length; i++) {
-            String type = randomAlphaOfLengthBetween(1, 10);
-            currentTypes[i] = type;
-        }
         xContentRegistry = new NamedXContentRegistry(new SearchModule(settings, false, emptyList()).getNamedXContents());
     }