Check FeatureFlag for skipper tests (#138771)

Closes #138770
Closes #138684
Closes #138730

Author: romseygeek

qa/ccs-common-rest/src/yamlRestTest/java/org/elasticsearch/test/rest/yaml/CcsCommonYamlTestSuiteIT.java

@@ -97,6 +97,7 @@ public class CcsCommonYamlTestSuiteIT extends ESClientYamlSuiteTestCase {
         .setting("xpack.license.self_generated.type", "trial")
         .feature(FeatureFlag.TIME_SERIES_MODE)
         .feature(FeatureFlag.SYNTHETIC_VECTORS)
+        .feature(FeatureFlag.DOC_VALUES_SKIPPER)
         .feature(FeatureFlag.GENERIC_VECTOR_FORMAT);
 
     private static ElasticsearchCluster remoteCluster = ElasticsearchCluster.local()

qa/ccs-common-rest/src/yamlRestTest/java/org/elasticsearch/test/rest/yaml/RcsCcsCommonYamlTestSuiteIT.java

@@ -97,6 +97,7 @@ public class RcsCcsCommonYamlTestSuiteIT extends ESClientYamlSuiteTestCase {
         .feature(FeatureFlag.TIME_SERIES_MODE)
         .feature(FeatureFlag.SYNTHETIC_VECTORS)
         .feature(FeatureFlag.GENERIC_VECTOR_FORMAT)
+        .feature(FeatureFlag.DOC_VALUES_SKIPPER)
         .user("test_admin", "x-pack-test-password");
 
     private static ElasticsearchCluster fulfillingCluster = ElasticsearchCluster.local()

test/framework/src/main/java/org/elasticsearch/index/mapper/MapperTestCase.java

@@ -1853,6 +1853,7 @@ protected boolean supportsDocValuesSkippers() {
 
     public void testDocValuesSkippers() throws IOException {
         assumeTrue("Mapper does not support doc values skippers", supportsDocValuesSkippers());
+        assumeTrue("FeatureFlag disabled", IndexSettings.DOC_VALUES_SKIPPER);
 
         IndexVersion preSkipperVersion = IndexVersionUtils.randomPreviousCompatibleVersion(
             random(),

x-pack/plugin/searchable-snapshots/src/internalClusterTest/java/org/elasticsearch/xpack/searchablesnapshots/SearchableSnapshotsIntegTests.java

@@ -687,6 +687,9 @@ public void testSnapshotMountedIndexLeavesBlobsUntouched() throws Exception {
     }
 
     public void testSnapshotMountedIndexWithTimestampsRecordsTimestampRangeInIndexMetadata() throws Exception {
+
+        assumeTrue("Skipper feature flag disabled", IndexSettings.DOC_VALUES_SKIPPER);
+
         final String indexName = randomAlphaOfLength(10).toLowerCase(Locale.ROOT);
         int numShards = between(1, 3);