Changed Collections.singletonList to ArrayList to avoid UnsupportedOp…

…erationException Signed-off-by: Nathalie Jonathan <nathhjo@amazon.com>
nathaliellenaa · Jan 29, 2025 · d90e6e9 · d90e6e9
1 parent 7dc5548
commit d90e6e9
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/plugin/src/test/java/org/opensearch/ml/rest/RestMLExecuteActionTests.java b/plugin/src/test/java/org/opensearch/ml/rest/RestMLExecuteActionTests.java
@@ -21,7 +21,7 @@
 import static org.opensearch.ml.utils.TestHelper.getMetricsCorrelationRestRequest;
 
 import java.io.IOException;
-import java.util.Collections;
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -385,7 +385,9 @@ public void testAnomalyLocalizationExecutionResponse() throws Exception {
             bucket1.setOverallAggValue(65.0);
 
             Result result = new Result();
-            result.setBuckets(Collections.singletonList(bucket1));
+            List<Bucket> buckets = new ArrayList<>();
+            buckets.add(bucket1);
+            result.setBuckets(buckets);
 
             AnomalyLocalizationOutput output = new AnomalyLocalizationOutput();
             Map<String, Result> results = new HashMap<>();