Fix segmentation violation issue in test

Author: Peng Zhou

test/e2e/clustering_test.go

@@ -73,7 +73,7 @@ func TestClusterJoin(t *testing.T) {
 
 	numOfHosts := 0
 	client := req.C()
-	resp, err := client.R().
+	_, err := client.R().
 		SetDigestAuth(username, password).
 		SetRetryCount(5).
 		SetRetryFixedInterval(10 * time.Second).
@@ -85,14 +85,15 @@ func TestClusterJoin(t *testing.T) {
 			totalHosts := gjson.Get(string(body), `host-default-list.list-items.list-count.value`)
 			numOfHosts = int(totalHosts.Num)
 			if numOfHosts != 2 {
-				t.Log("Waiting for MarkLogic hosts")
+				t.Log("Number of hosts: " + string(totalHosts.Raw))
+				t.Log("Waiting for MarkLogic count of MarkLogic hosts to be 2")
 			}
 			return numOfHosts != 2
 		}).
 		Get("http://localhost:8002/manage/v2/hosts?format=json")
-	defer resp.Body.Close()
 
 	if err != nil {
+		t.Error("Error getting hosts")
 		t.Fatalf(err.Error())
 	}