diff --git a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/grafana/GrafanaServerScriptTest.java b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/grafana/GrafanaServerScriptTest.java
index d3232ecd..ba51b436 100644
--- a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/grafana/GrafanaServerScriptTest.java
+++ b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/grafana/GrafanaServerScriptTest.java
@@ -19,6 +19,7 @@
 package org.apache.bigtop.manager.stack.infra.v1_0_0.grafana;
 
 import org.apache.bigtop.manager.stack.core.spi.param.Params;
+
 import org.junit.jupiter.api.Test;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
diff --git a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/mysql/MySQLServerScriptTest.java b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/mysql/MySQLServerScriptTest.java
index ddd40ccb..80209fce 100644
--- a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/mysql/MySQLServerScriptTest.java
+++ b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/mysql/MySQLServerScriptTest.java
@@ -19,13 +19,14 @@
 package org.apache.bigtop.manager.stack.infra.v1_0_0.mysql;
 
 import org.apache.bigtop.manager.stack.core.spi.param.Params;
+
 import org.junit.jupiter.api.Test;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 
 class MySQLServerScriptTest {
-    
+
     private final MySQLServerScript mysqlServerScript = new MySQLServerScript();
 
     @Test
diff --git a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/prometheus/PrometheusServerScriptTest.java b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/prometheus/PrometheusServerScriptTest.java
index 5e916787..5b402613 100644
--- a/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/prometheus/PrometheusServerScriptTest.java
+++ b/bigtop-manager-stack/bigtop-manager-stack-infra/src/test/java/org/apache/bigtop/manager/stack/infra/v1_0_0/prometheus/PrometheusServerScriptTest.java
@@ -19,13 +19,14 @@
 package org.apache.bigtop.manager.stack.infra.v1_0_0.prometheus;
 
 import org.apache.bigtop.manager.stack.core.spi.param.Params;
+
 import org.junit.jupiter.api.Test;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 
 public class PrometheusServerScriptTest {
-    
+
     private final PrometheusServerScript prometheusServerScript = new PrometheusServerScript();
 
     @Test