diff --git a/plugins/workload-management/src/javaRestTest/java/org/opensearch/rest/WorkloadManagementRestIT.java b/plugins/workload-management/src/javaRestTest/java/org/opensearch/rest/WorkloadManagementRestIT.java
index e49edf5955708..7e1d61e57b6f7 100644
--- a/plugins/workload-management/src/javaRestTest/java/org/opensearch/rest/WorkloadManagementRestIT.java
+++ b/plugins/workload-management/src/javaRestTest/java/org/opensearch/rest/WorkloadManagementRestIT.java
@@ -14,42 +14,36 @@
 import org.opensearch.client.ResponseException;
 import org.opensearch.test.rest.OpenSearchRestTestCase;
 
+import java.io.IOException;
+
 public class WorkloadManagementRestIT extends OpenSearchRestTestCase {
 
     public void testCreate() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
-        client().performRequest(new Request("DELETE", "_wlm/query_group/analytics"));
+        performOperation("DELETE", "_wlm/query_group/analytics", null);
     }
 
     public void testMultipleCreate() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics2", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics2", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
 
-        Request request2 = new Request("PUT", "_wlm/query_group");
-        request2.setJsonEntity(getCreateJson("users", "soft", 0.2, 0.1));
-        Response response2 = client().performRequest(request2);
+        Response response2 = performOperation("PUT", "_wlm/query_group", getCreateJson("users", "soft", 0.2, 0.1));
         assertEquals(response2.getStatusLine().getStatusCode(), 200);
 
-        Request request3 = new Request("PUT", "_wlm/query_group");
-        request3.setJsonEntity(getCreateJson("users2", "soft", 0.41, 0.71));
-        assertThrows(ResponseException.class, () -> client().performRequest(request3));
-        client().performRequest(new Request("DELETE", "_wlm/query_group/analytics2"));
-        client().performRequest(new Request("DELETE", "_wlm/query_group/users"));
+        assertThrows(
+            ResponseException.class,
+            () -> performOperation("PUT", "_wlm/query_group", getCreateJson("users2", "soft", 0.41, 0.71))
+        );
+        performOperation("DELETE", "_wlm/query_group/analytics2", null);
+        performOperation("DELETE", "_wlm/query_group/users", null);
     }
 
     public void testGet() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics3", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics3", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
 
-        Request request2 = new Request("GET", "_wlm/query_group/analytics3");
-        Response response2 = client().performRequest(request2);
+        Response response2 = performOperation("GET", "_wlm/query_group/analytics3", null);
         assertEquals(response2.getStatusLine().getStatusCode(), 200);
         String responseBody2 = EntityUtils.toString(response2.getEntity());
         assertTrue(responseBody2.contains("\"name\":\"analytics3\""));
@@ -57,36 +51,26 @@ public void testGet() throws Exception {
         assertTrue(responseBody2.contains("\"cpu\":0.4"));
         assertTrue(responseBody2.contains("\"memory\":0.2"));
 
-        Request request3 = new Request("GET", "_wlm/query_group/analytics97");
-        assertThrows(ResponseException.class, () -> client().performRequest(request3));
-        client().performRequest(new Request("DELETE", "_wlm/query_group/analytics3"));
+        assertThrows(ResponseException.class, () -> performOperation("GET", "_wlm/query_group/analytics97", null));
+        performOperation("DELETE", "_wlm/query_group/analytics3", null);
     }
 
     public void testDelete() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics4", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics4", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
 
-        Request request2 = new Request("DELETE", "_wlm/query_group/analytics4");
-        Response response2 = client().performRequest(request2);
+        Response response2 = performOperation("DELETE", "_wlm/query_group/analytics4", null);
         assertEquals(response2.getStatusLine().getStatusCode(), 200);
-        String responseBody2 = EntityUtils.toString(response2.getEntity());
-        assertTrue(responseBody2.contains("\"acknowledged\":true"));
+        assertTrue(EntityUtils.toString(response2.getEntity()).contains("\"acknowledged\":true"));
 
-        Request request3 = new Request("DELETE", "_wlm/query_group/analytics99");
-        assertThrows(ResponseException.class, () -> client().performRequest(request3));
+        assertThrows(ResponseException.class, () -> performOperation("DELETE", "_wlm/query_group/analytics99", null));
     }
 
     public void testUpdate() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics5", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics5", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
 
-        Request request2 = new Request("PUT", "_wlm/query_group/analytics5");
-        request2.setJsonEntity(getUpdateJson("monitor", 0.41, 0.21));
-        Response response2 = client().performRequest(request2);
+        Response response2 = performOperation("PUT", "_wlm/query_group/analytics5", getUpdateJson("monitor", 0.41, 0.21));
         assertEquals(response2.getStatusLine().getStatusCode(), 200);
         String responseBody2 = EntityUtils.toString(response2.getEntity());
         assertTrue(responseBody2.contains("\"name\":\"analytics5\""));
@@ -94,31 +78,28 @@ public void testUpdate() throws Exception {
         assertTrue(responseBody2.contains("\"cpu\":0.41"));
         assertTrue(responseBody2.contains("\"memory\":0.21"));
 
-        Request request3 = new Request("PUT", "_wlm/query_group/analytics5");
-        request3.setJsonEntity(
-            "{\n" + "    \"resource_limits\": {\n" + "        \"cpu\" : 1.1,\n" + "        \"memory\" : -0.1\n" + "    }\n" + "}'"
+        String json = "{\n"
+            + "    \"resource_limits\": {\n"
+            + "        \"cpu\" : 1.1,\n"
+            + "        \"memory\" : -0.1\n"
+            + "    }\n"
+            + "}'";
+        assertThrows(ResponseException.class, () -> performOperation("PUT", "_wlm/query_group/analytics5", json));
+        assertThrows(
+            ResponseException.class,
+            () -> performOperation("PUT", "_wlm/query_group/analytics98", getUpdateJson("monitor", 0.43, 0.23))
         );
-        assertThrows(ResponseException.class, () -> client().performRequest(request3));
-
-        Request request4 = new Request("PUT", "_wlm/query_group/analytics98");
-        request4.setJsonEntity(getUpdateJson("monitor", 0.43, 0.23));
-        assertThrows(ResponseException.class, () -> client().performRequest(request4));
-        client().performRequest(new Request("DELETE", "_wlm/query_group/analytics5"));
+        performOperation("DELETE", "_wlm/query_group/analytics5", null);
     }
 
     public void testCRUD() throws Exception {
-        Request request = new Request("PUT", "_wlm/query_group");
-        request.setJsonEntity(getCreateJson("analytics6", "enforced", 0.4, 0.2));
-        Response response = client().performRequest(request);
+        Response response = performOperation("PUT", "_wlm/query_group", getCreateJson("analytics6", "enforced", 0.4, 0.2));
         assertEquals(response.getStatusLine().getStatusCode(), 200);
 
-        Request request1 = new Request("PUT", "_wlm/query_group/analytics6");
-        request1.setJsonEntity(getUpdateJson("monitor", 0.41, 0.21));
-        Response response1 = client().performRequest(request1);
+        Response response1 = performOperation("PUT", "_wlm/query_group/analytics6", getUpdateJson("monitor", 0.41, 0.21));
         assertEquals(response1.getStatusLine().getStatusCode(), 200);
 
-        Request request2 = new Request("GET", "_wlm/query_group/analytics6");
-        Response response2 = client().performRequest(request2);
+        Response response2 = performOperation("GET", "_wlm/query_group/analytics6", null);
         assertEquals(response2.getStatusLine().getStatusCode(), 200);
         String responseBody2 = EntityUtils.toString(response2.getEntity());
         assertTrue(responseBody2.contains("\"name\":\"analytics6\""));
@@ -126,29 +107,26 @@ public void testCRUD() throws Exception {
         assertTrue(responseBody2.contains("\"cpu\":0.41"));
         assertTrue(responseBody2.contains("\"memory\":0.21"));
 
-        Request request3 = new Request("PUT", "_wlm/query_group");
-        request3.setJsonEntity(getCreateJson("users3", "monitor", 0.6, 0.8));
-        assertThrows(ResponseException.class, () -> client().performRequest(request3));
+        assertThrows(
+            ResponseException.class,
+            () -> performOperation("PUT", "_wlm/query_group", getCreateJson("users3", "monitor", 0.6, 0.8))
+        );
 
-        Request request4 = new Request("PUT", "_wlm/query_group");
-        request4.setJsonEntity(getCreateJson("users3", "monitor", 0.59, 0.79));
-        Response response4 = client().performRequest(request4);
+        Response response4 = performOperation("PUT", "_wlm/query_group", getCreateJson("users3", "monitor", 0.59, 0.79));
         assertEquals(response4.getStatusLine().getStatusCode(), 200);
 
-        Request request5 = new Request("DELETE", "_wlm/query_group/analytics6");
-        Response response5 = client().performRequest(request5);
+        Response response5 = performOperation("DELETE", "_wlm/query_group/analytics6", null);
         assertEquals(response5.getStatusLine().getStatusCode(), 200);
         String responseBody5 = EntityUtils.toString(response5.getEntity());
         assertTrue(responseBody5.contains("\"acknowledged\":true"));
 
-        Request request6 = new Request("GET", "_wlm/query_group/");
-        Response response6 = client().performRequest(request6);
+        Response response6 = performOperation("GET", "_wlm/query_group", null);
         assertEquals(response6.getStatusLine().getStatusCode(), 200);
         String responseBody6 = EntityUtils.toString(response6.getEntity());
         assertTrue(responseBody6.contains("\"query_groups\""));
         assertTrue(responseBody6.contains("\"users3\""));
         assertFalse(responseBody6.contains("\"analytics6\""));
-        client().performRequest(new Request("DELETE", "_wlm/query_group/users3"));
+        performOperation("DELETE", "_wlm/query_group/users3", null);
     }
 
     static String getCreateJson(String name, String resiliencyMode, double cpu, double memory) {
@@ -185,4 +163,12 @@ static String getUpdateJson(String resiliencyMode, double cpu, double memory) {
             + "    }\n"
             + "}";
     }
+
+    Response performOperation(String method, String uriPath, String json) throws IOException {
+        Request request = new Request(method, uriPath);
+        if (json != null) {
+            request.setJsonEntity(json);
+        }
+        return client().performRequest(request);
+    }
 }