assertTrue(e.getMessage().contains("Connection failed"));
        }
    }

    // Helper method to create mock ClusterHealthResponse
    private ClusterHealthResponse createMockHealthResponse(String clusterName, ClusterHealthStatus status) {
        return new ClusterHealthResponse() {
            @Override
            public String getClusterName() {
                return clusterName;
            }

import org.opensearch.action.ActionType;
import org.opensearch.action.DocWriteRequest.OpType;
import org.opensearch.action.DocWriteResponse.Result;
import org.opensearch.action.admin.cluster.health.ClusterHealthResponse;
import org.opensearch.action.admin.indices.alias.IndicesAliasesRequestBuilder;
import org.opensearch.action.admin.indices.create.CreateIndexResponse;